| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 074424500 |
Spiral
| 273 |
| 074421000 |
Spur
| 63 |
| 074422000 |
Rack and pinion
| 55 |
| 074413000 |
Parallel axes or shafts
| 47 |
| 074416000 |
Intersecting axes
| 47 |
| 074423000 |
Bevel
| 25 |
| 074420000 |
Spur and bevel | 5 |
| 20080223162 | Conical Gear with Connecting Toothing - A conical gear ( | 09-18-2008 |
| 20100154575 | DRIVE PINION - There is provided a drive pinion having a balance established between the required flexural rigidity and torsional rigidity to reduce noise. The drive pinion located between a propeller shaft and a rear differential of a vehicle, transmitting the rotary driving power conveyed through the propeller shaft to the rear differential includes a shaft member rotatable about the center axis, and a cylindrical member rotatable about the center axis integrally with the shaft member. The cylindrical member is arranged extending from one end to the other end of the drive pinion, covering the outer circumferential face of the shaft member. The drive pinion is pivotally supported only at one end by a unit ball bearing. | 06-24-2010 |
| 20110067514 | ROBOT ARM ASSEMBLY AND INDUSTRIAL ROBOT USING THE SAME - A robot arm assembly includes a supporting arm, an Nth axle pivotally connected to the supporting arm, an (N+1)th axle pivotally and perpendicularly connected to the Nth axle, a first motor, a first gear transmission, a second motor, a second gear transmission and a control device. The first and second gear transmissions are multi-stage gear transmissions. The first gear transmission includes a first bevel gear coaxially aligned with and rigidly connected to the Nth axle, the second gear transmission includes a second bevel gear coaxially aligned with and rigidly connected to the (N+1)th axle. As the Nth axle rotates around the axis of the Nth axle, the (N+1)th axle rotates around the axis of the (N+1)th axle to compensate a following rotation error caused by following the rotation of the Nth axle. | 03-24-2011 |
| 20130055838 | BIDIRECTIONAL GEAR, METHOD, AND APPLICATIONS - A bidirectional gear set includes a male bidirectional gear component having an array of addendum teeth and a female bidirectional gear component having an array of dedendum sockets, wherein each dedendum socket has a full boundary edge around an open end thereof. One or both of the male and female gear components may have a circular cross sectional geometry, or one may have a non-circular cross sectional geometry. The non-circular cross sectional geometry may be a flat sheet or a sheet with surface contour. In an intermeshed state, neither the male nor the female component can ‘slide’ relative to the other regardless of whether the male and female components are arranged in a parallel or perpendicular orientation. A method of making a bidirectional gear set is disclosed. | 03-07-2013 |
| 20130125687 | Industrial Gear Mechanism - An industrial gear mechanism with a bevel gear stage having a-bevel gear and a bevel pinion in engagement therewith. The bevel gear and the bevel pinion are surrounded by a gear mechanism housing having bearing seats for a bevel gear shaft and a bevel pinion shaft. A first and a second bevel pinion shaft bearing are arranged in an O-arrangement, with the first bevel pinion shaft bearing arranged on a first end of the bevel pinion shaft facing the bevel pinion and the second bevel pinion shaft bearing arranged on a second end of the bevel pinion shaft remote from the bevel pinion. A gearwheel of a spur gear stage on the drive side is arranged axially between the first and second bevel pinion shaft bearings in fixed rotative connection with the bevel pinion shaft and in engagement with a drive pinion of the spur gear stage. | 05-23-2013 |
| 074412000 |
Torque actuated safety devices | 3 |
| 20080271556 | ROTATION DRIVE UNIT AND IMAGE FORMING APPARATUS USING SAME - A rotation drive unit having a first reduction mechanism of traction transmission system comprising a drive roller attached to a drive shaft and a driven roller attached to a driven shaft, and a second reduction mechanism of gear transmission system comprising a drive gear attached to the drive shaft and a driven gear attached to the driven shaft. The first reduction mechanism generates a braking effort while making slippage between the rollers during transmission of a rotational driving force from the drive shaft, and exerts a torque load on the second reduction mechanism of the gear transmission system. Since this unit transmits the rotational driving force via the first reduction mechanism while exerting the load upon the second reduction mechanism, it provides a satisfactory and reliable speed-reducing function as well as reliable and accurate transmission of the rotational driving force even if equipped with a plurality of driven shafts coupled to the single drive shaft. The rotation drive unit is suitable for driving photoconductor drums of an image forming apparatus. The rotation drive unit thus provides a sufficient speed-reducing function while effectively avoiding the need to increase a size of the apparatus even in a structure having a plurality of driven members. | 11-06-2008 |
| 20080276739 | Power Transmission Apparatus - The present invention relates to a power transmission apparatus having a high efficiency, which can cany out the rolling friction by constructing a cross shaft gear comprising a plurality of teeth formed with teeth grooves inclined to a desired angle, and a roller type mediation member having a plurality of rotation teeth engaged with the teeth grooves of the gear to thereby prevent the loss of the power and ensure the reliability of the operation and make it easy to fabricate, so as to embody the chainless power transmission for a bicycle. The power transmission apparatus of the present invention comprises a first gear having a first rotation shaft, a disk body installed at the first rotation shaft, a plurality of teeth arranged at a periphery of the disk body in the radial direction, and a plurality of teeth grooves, each of which is formed between the teeth and is arranged to define an acute angle relative to a virtual plane formed by the disk body; a mediation member having two rotation bodies spaced apart from each other, and a plurality of rotation teeth rotatably secured between the two rotation bodies by means of shaft pins so as to be engaged with the teeth grooves of the first gear, and in which an axial line of the pair of rotation bodies is arranged to define an acute angle relative to an axial line of the rotation tooth; and wherein the first gear and the mediation member define a cross shaft gear. | 11-13-2008 |
| 20090320631 | SENSORISED MULTIPLIER - Sensorized gearbox with a plurality of sensors ( | 12-31-2009 |
| 20100043580 | Curvilinear gear and method - A curvilinear gear system and method for transferring force and speed through a wide range of angles is disclosed. The system can optionally incorporate curvilinear U joints to increase effective range of angles to tailor the system to specific applications. The system includes complimentary gear heads, one of which is a curvilinear gear such as a hemispherical gear. A method of using the gear systems in a transmission apparatus is also disclosed. | 02-25-2010 |
| 20100162842 | Imaging Cartridge Drive Having a Tapered Locating Structure - Provided is an improved drive dog for an imaging cartridge. A tapered locating structure locates in a hole of the imaging machine drive mechanism, directing a tooth of the imaging machine drive mechanism into a drive dog seat. Once the tooth of the imaging machine drive mechanism is located in the drive dog seat, the rotational force of the imaging machine drive mechanism is transmitted to the drive dog, causing rotation of the drive dog. | 07-01-2010 |
| 20100206111 | BELT-TENSIONING DRIVE FOR THE SEATBELT OF A VEHICLE WITH A CUP BEARING FOR THE ROTOR SHAFT OF AN ELECTRIC MOTOR - A belt-tensioning drive is provided that has an electric motor containing a rotor shaft, and has a gear shaft and an output gear. The electric motor drives the gear shaft via a first gearing. The gear shaft, for its part, drives the output gear via a second gearing. The gear shaft is mounted in a gearbox via two bearings. An end region of the rotor shaft is mounted in a cup bearing which is placed in a cup bearing seat of the gearbox. | 08-19-2010 |
| 20100313692 | METHOD OF FABRICATING A DRIVE SHAFT FOR EARTH DRILLING MOTOR AND A DRIVE SHAFT - A method of fabricating a drive shaft for an earth drilling motor which includes providing a shaft having opposed ends. Gear profiles with teeth circumscribe each of the opposed ends. Teeth have an engaging face. End housings are provided for each of the opposed ends of the shaft and an interior bore is machined into each of the end housings. The interior bore receives one of the gear profiles at one of the opposed ends of the shaft, but won't accommodate rotation of the gear profiles. Radially spaced apertures are drilled through the end housings to provide drive key pockets with arcuate drive key engagement surfaces. Drive keys are inserted into the drive key pockets, with an arcuate surface of each drive key engaging the engagement surface of the end housings and the opposed surface of each drive key engaging the drive key engaging face of the teeth. | 12-16-2010 |
| 20110017003 | DRIVING DEVICE AND IMAGE FORMING APPARATUS - A drive device includes a drive source; a rotatable member gear, fixed on a rotation shaft of a rotatable member, for being rotated by transmitting thereto a driving force from the driving source; a follower gear, including a pair of gears which are coaxially disposed with each other and are rotatable at the same rotational speed by rotation of the rotatable member gear and including an urging device for urging the pair of gears in rotational directions opposite from each other, for being rotated at the rotational speed higher than that of the rotatable member gear; a rotation detecting device, including a single flag rotatable together with the follower gear and including a detecting portion for detecting passing of the flag, for detecting rotation of the follower gear; a computing portion for computing rotation fluctuation of the rotatable member gear from a signal of the detecting portion; a storing portion for storing a computation result of the computing portion; and a driving source control portion for controlling said driving source on the basis of the computation result stored in the storing portion. | 01-27-2011 |
| 20110072925 | DRIVING FORCE TRANSMISSION MECHANISM - A driving force transmission mechanism is equipped with a first gear attached to a drive source, a second gear enmeshed with the first gear, and a damper shaft enmeshed mutually with the second gear and with a rack member of an air mixing damper. A first locator part formed on the second gear is inserted in a first locator groove in the first gear, while additionally, a second locator part is inserted with respect to a second locator groove in a damper gear. Further, a first narrow tooth formed on the first gear enmeshes with a meshing groove of the first locator part, whereas a second narrow tooth formed on the damper gear enmeshes with another meshing groove of the second locator part. | 03-31-2011 |
| 20110132117 | Variable torque transmitting device - A torque transmitting device uses a continuously meshed face gear and at least one pinion supported by a carrier that adjusts the position of the pinions. The position of the pinions changes the amount of self-locking at the gear teeth. Controlling the position of the pinions on the face gear varies the amount of torque transferred between the face gear and the carrier supporting the pinion or pinions. Torque transfer can be varied throughout a range between low or negligible levels and a fully engaged state without the need for a fixed relationship between torque transfer and gear ratio. | 06-09-2011 |
| 20110162472 | Axially Compact Support For A Gear Within A Gearbox - A gearbox transmits rotational movement from a driving member to a driven member. The gearbox includes a pinion gear disposed inside a housing. The gear defines an axial bore and rotates in response to rotation of the driving member. An output member extends through the axial bore and engages therewith such that the output member rotates in response to rotation of the gear. The output member extends to a position outside the housing to rotate the driven member. A clamping nut is threadably coupled to the output member and abuts the gear thereby retaining the output member and the gear together. A bearing is disposed radially between the gear and the housing. The bearing rotatably supports the gear and the output member. | 07-07-2011 |
| 20110197692 | INTERLOCKING GEARBOX - An interlocking gearbox, with a hollow body ( | 08-18-2011 |
| 20110219895 | LEVER OPERATION DEVICE - A rotating knob is rotatably attached to an outer peripheral portion of an operation lever. The rotating knob has a lead thread portion on the inner surface thereof, and the lead thread portion meshes with external teeth of a ring gear. Internal teeth of the ring gear mesh with speed-increasing gears, and permanent magnets are fixed to the speed-increasing gears. A circuit board is arranged in the operation lever so as to extend along the axial direction thereof, and magnetic sensors mounted on the circuit board are opposed to the permanent magnets at positions close thereto. Accordingly, the operation position of the rotating knob can be detected by the magnetic sensors. The gears, the circuit board, etc., are supported by a support case and a cover case to form a switch unit. | 09-15-2011 |
| 20110219896 | Dual Lock Brake Lathe Chuck - A dual lock brake lathe chuck comprises of at least one primary drive gear with keyhole along with at least one secondary drive gear with keyhole. The keyhole is rotated through the side of the chuck whereas the secondary keyhole is rotated through the back of the chuck. Rotation of either the primary keyhole or the secondary keyhole extends a plurality of jaws to secure a brake rotor on a brake lathe. The secondary keyhole positioned on the back of the chuck allows easier access of the keyhole when a brake rotor is attached to the chuck allowing the user to ensure that the brake rotor is securely tightened onto the brake lathe chuck. | 09-15-2011 |
| 20110239798 | Gear box for ice dispenser - A gear box has a housing and a direct current motor inside of the housing. A rotatable output shaft extends through a wall of the housing and is rotatably driven by the motor via a gear train. The gear box can be used to dispense ice from a refrigerator/freezer. The motor drives the output shaft in one direction to dispense ice cubes. The motor also drives the output shaft in an opposite direction to crush ice and dispense the crushed ice. The gear box has a low-profile height. The gear train is located in front of a motor shaft of the motor and has a maximum height which does not exceed a maximum height of the motor. The motor shaft is perpendicular to the input gear of the gear train and to the output shaft of the gear box. | 10-06-2011 |
| 20110265593 | REDUCTION GEAR FOR WIND POWER GENERATION EQUIPMENT AND INSTALLATION METHOD THEREOF - A reduction gear for wind power generation equipment includes a motor, an orthogonal cogwheel mechanism, a final-stage reduction mechanism, and an output pinion that are disposed on a power transmission path in this order; and a casing that accommodates the orthogonal cogwheel mechanism and the final-stage reduction mechanism and is capable of being separated into a high-speed casing body and a low-speed casing body between the orthogonal cogwheel mechanism and the final-stage reduction mechanism while confining a lubricant therein. | 11-03-2011 |
| 20120011953 | BALL BEARING FOR RAM AIR TURBINE GEARBOX - A ram air turbine gearbox includes a pinion shaft arranged in a housing and operatively supports a pinion gear. An input shaft is arranged in the housing and operatively supports a ring gear coupled to the pinion gear. The input and output shafts are oriented at an angle. A rolling element bearing supports the pinion shaft in the housing and includes inner and outer races between which a multiple ball bearings are arranged. Each ball includes a ball diameter. The inner and outer races respectively include inner and outer raceway radii and inner and outer raceway depths. The inner and outer raceway radii each are approximately 52% of the ball diameter. The inner raceway depth is at a minimum 25% of the ball diameter, and the outer raceway depth is at a minimum 20% of the ball diameter. | 01-19-2012 |
| 20120017711 | Counter rotation mechanism for lift and suspend loads devices - A mechanical attachment to devices to dynamically lift and suspend loads, powered by the main shaft of the device, with the purpose to generate forces to cancel those that tend to rotate the device when the platform is not able to keep the system motionless, by means of a gear box and optional variable arm's length for counter rotation. The counter rotation equal the forces generated under rotation by the operating device to secure a total system in equilibrium. | 01-26-2012 |
| 20120031212 | QUICK DISCONNECT FOR A DRIVE UNIT - A drive unit disconnect mechanism is operable to transmit or disconnect power from a vehicle power source to a driven unit, and can be disengaged by multiple methods depending on how much force is required to separate the internal components of the mechanism. In a first, relatively quicker method, a handle is pulled axially away from the hub to withdraw and internal gear from splined engagement with a corresponding driven gear. In a second, relatively slower method, the handle is rotated to threadably withdraw the entire disconnect mechanism from the hub, which in turn withdraws the internal gear from splined engagement with the driven gear. The quicker method is desirable in most instances, but the slower method allows disconnection of the driven unit from the vehicle power source when gear pressure prevents or impedes the quicker method. | 02-09-2012 |
| 20120067148 | MULTI-SPINDLE GEARBOX SYSTEM - A multi-spindle gearbox system includes a gearbox, a gear assembly, an output sleeve spindle, and a cable receiving barrel. The gearbox includes a base and a sealing cover covering the base. The sealing cover forms a hollow box space together with the base receiving the gear assembly therein. The base defines an assembly hole therethrough. The sealing cover defines a guiding hole corresponding to the assembly hole of the base. The output sleeve spindle is hollow and cylindrical with one end thereof assembled to the assembly hole of the base corresponding to the gear assembly. The cable receiving barrel is assembled within the gearbox. One end of the cable receiving barrel connects with the assembly hole and the other end of the cable receiving barrel passes through the guiding hole and is exposed to an outer side of the sealing cover. | 03-22-2012 |
| 20120132023 | GEAR WHEEL - The invention relates to a gear wheel ( | 05-31-2012 |
| 20120152048 | TRANSMISSION SYSTEM AND ASSOCIATED ENGINE - A transmission system disclosed herein includes a crankshaft having an outer surface with a plurality of splines and a hub having an inner surface with a plurality of splines. The hub is mounted on the crankshaft such that the plurality of splines on the inner surface of the hub meshes with the plurality of splines on the outer surface of the crankshaft. The transmission system further includes a flywheel mounted to the hub. | 06-21-2012 |
| 20120180586 | ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate. | 07-19-2012 |
| 20120240703 | Power Transfer Box Lubrication Device - A vehicle having a power generating device and a power transfer device. The power transfer device includes a plurality of gears in a housing within which the plurality of gears rotate. The plurality of gears include a first gear and a second gear, the first gear meshing with the second gear. The housing has a lubrication passage. The housing also has a lubrication slot and/or a spray nozzle in fluid communication with the lubrication passage. The lubrication slot and/or spray nozzle direct the fluid flowing therethrough toward where the first gear and second gear mesh. | 09-27-2012 |
| 20120240704 | PLUGGABLE MECHANISM, PRODUCTION BOARD AND SUBRACK HAVING THE PLUGGABLE MECHANISM - A pluggable mechanism, disposed between a bearing board and a to-be-inserted board, includes: a gear wrench hinged on the bearing board, where the gear wrench comprises a handle and a drive tooth part; and a swing gear, hinged on the bearing board and connected to the to-be-inserted board, where the swing gear comprises a gearing tooth part meshing with the drive tooth part, and the to-be-inserted board moves with the move of the swing gear. A production board including the above pluggable mechanism is also disclosed. A subrack including the above production board is also disclosed. The pluggable mechanism has a simple structure, high reliability, good operability, no occupation of vertical space, and small motion resistance, and is suitable for board plugging requiring great force for inserting and removing. | 09-27-2012 |
| 20120247246 | Reversible multi-position gearmotor and storage tray for vending machines - A vending machine gearmotor that can be mounted in a variety of orientations and positions to better operate a variety of different size helix product drives and which permits a single type or design for a gearmotor to be used throughout a vending machine to drive single or dual-spiral selections. In this regard, the gearmotor can be used to rotate helix drives in either clockwise or counter clockwise directions with minimal effort required to change the direction of rotation. Thus, the gearmotors can be used in paired arrangements with two adjacent gearmotors being mounted in reversed directions so that one drives its helix in counter clockwise direction and the adjacent helix is driven in a clockwise direction with a product to be vended being carried by both adjacent helixes. | 10-04-2012 |
| 20120255384 | DEVICE WITH A TRANSMISSION TO SUPPORT AT LEAST ONE AUXILIARY DEVICE OF A VEHICLE WITH DRIVE ENERGY - A mechanism with a transmission device for supplying at least one auxiliary power take-off aggregate of a vehicle with drive energy. A transmission ratio of the transmission device is varied continuously varied at least over a certain range and the transmission device can be brought into functional connection, on the input side, with a drive input of a drive machine of a drive-train of the vehicle and, on the output side, with the auxiliary power take-off aggregate. The transmission device is in the form of a mechanical transmission device. A transmission unit is provided in the power path between the drive machine and the auxiliary power take-off aggregate, whose transmission ratio is adapted to the mechanical transmission device in such manner that, in a main operating range, the mechanical transmission device can be operated essentially within the range of its maximum efficiency. | 10-11-2012 |
| 20120272762 | FAN DRIVE GEAR SYSTEM INTEGRATED CARRIER AND TORQUE FRAME - A fan gear drive system includes a torque frame having a base with integrated gear shafts circumferentially spaced relative to one another. Each shaft provides a shaft axis. A bearing assembly is mounted on each of the gear shafts and provides a bearing assembly. The bearing assembly includes a spherical bearing configured to permit angular movement of the bearing axis relative to the shaft axis. | 11-01-2012 |
| 20120272763 | GEAR HOUSING FOR MOTOR AND MOTOR - A gear housing for a motor is fixed to a motor main body driving a rotary shaft. The gear housing contains a worm wheel and a worm connected to the rotary shaft. Three mounting feet to be fixed to a mounting member are formed at intervals and protrude from a first side surface of the gear housing. A bulge portion bulges outward on the first side surface of the gear housing to expand the internal space. The bulge portion has side walls, which are installed to protrude from the outer side surface constituting the side walls of the bulge portion, and an upper wall, which connects the distal ends in the protruding direction of the side walls. The three mounting feet are connected by the side walls and the upper wall. | 11-01-2012 |
| 20120285281 | GEARBOX WITH A THREE-POINT MOUNTING THAT REDUCES GEARBOX DISTORTION - A gearbox comprises a gearbox housing containing a gear train whose shafts are supported by the housing. The housing is fastened to a mounting plate at exactly three attachment points. This three point attachment reduces distortion of the housing that may cause misalignment of individual meshing gears in the gear train, leading to premature failure of those gears transmitting high torque. | 11-15-2012 |
| 20120291578 | ECCENTRICALLY CYCLOIDAL ENGAGEMENT OF TOOTHED PROFILES HAVING CURVED TEETH - The invention relates to mechanical transmissions for transforming the rotational motion to the rotational or reciprocal one, applying the toothed engagement of gears and it can find its application in cylindrical, bevel or planetary gearboxes and rack gears. One of the engaging profiles represents the gearwheel with at least two helical teeth. Operating segments of each tooth flank of this gearwheel are outlined in principal cross-sections by arcs of the circumference, eccentrically shifted with respect to the center of the gearwheel rotation. Conjugating helical teeth of the second profile are outlined in the same cross-section by segments of cycloidal curves. Tips and troughs between teeth can have any shape, not intersecting with the gearwheel teeth. | 11-22-2012 |
| 20120304791 | WAVE GEAR DEVICE PROVIDED WITH TAPERED FLEXIBLE EXTERNALLY TOOTHED GEAR - In an elliptical rim neutral line of each axially perpendicular cross section in a tooth trace direction of a flexible externally toothed gear of a wave gear device, external teeth are applied with addendum modification along the external teeth tooth trace direction so that the bending stress generated at the root rim surface of the external teeth that is caused by flexing of the flexible externally toothed gear is averaged out, the maximum value thereof can be reduced, and the transferred torque of the wave gear device can be increased. | 12-06-2012 |
| 20120304792 | OPERABLE TRANSMISSION, WORKING FLUID FOR SUCH A TRANSMISSION, AND METHOD FOR COMMISSIONING THE SAME - An operable transmission comprising toothed wheels. In order to operate the transmission with a lubricant and coolant which is environmentally friendly while providing improved heat dissipation and temperature-independent viscosity, the transmission contains a mixture of water and a glycol or similar, in which graphite particles are suspended. The mixture contains 40 to 60 percent per weight of the glycol and 2 to 25 percent by weight of graphite in the form of flaky graphite particles having a grain size of less than 12 micrometers, the remainder being composed of water and other admixtures and/or additives. Also disclosed are the lubricant and coolant as well as a method for starting a transmission operated with the lubricant and coolant. | 12-06-2012 |
| 20120312115 | HIGH SPEED GEAR SIZED AND CONFIGURED TO REDUCE WINDAGE LOSS - A gear and drive system utilizing the gear include teeth. Each of the teeth has a first side and a second side opposite the first side that extends from a body of the gear. For each tooth of the gear, a first extended portion is attached to the first side of the tooth to divert flow of fluid adjacent to the body of the gear to reduce windage losses that occur when the gear rotates. The gear may be utilized in drive systems that may have high rotational speeds, such as speeds where the tip velocities are greater than or equal to about 68 m/s. Some embodiments of the gear may also utilize teeth that also have second extended portions attached to the second sides of the teeth to divert flow of fluid adjacent to the body of the gear to reduce windage losses that occur when the gear rotates. | 12-13-2012 |
| 20130042710 | SPEED REDUCING MECHANISM - A speed reducing mechanism includes a speed reducer and a bearing engaged with the speed reducer. The speed reducer includes a driving member, a first transmission member and a second transmission member. The driving member is connected to the first transmission member. The first transmission member forms a plurality of first engaging teeth, and the second transmission member forms a plurality of second engaging teeth. The total number or count of the first engaging teeth is different from that of the second engaging teeth. The bearing includes a bearing cone, a bearing cup, and roller bearings mounted between the bearing cone and the bearing cup. The first transmission member is fixed to the bearing cup, and the second transmission member is fixed to the bearing cone. | 02-21-2013 |
| 20130047765 | GEARED MOTOR AND MANUFACTURING METHOD THEREFOR - A geared motor may include a motor and a gear mechanism for transmitting rotation of the motor. The gear mechanism includes an output gear which outputs rotation of the motor and a gear in a preceding stage which is connected with the output gear through another gear and the output gear is formed with a first positioning part showing an angular position of the output gear and the gear in the preceding stage is formed with a second positioning part showing an angular position of the gear in the preceding stage. After an assembling angular position of the output gear and an assembling angular position of the gear in the preceding stage have been determined, another gear is assembled. | 02-28-2013 |
| 20130081496 | WAVE GEAR DEVICE HAVING THREE-DIMENSIONAL CONTACTING INVOLUTE POSITIVE DEFLECTION TOOTH PROFILE - In a wave gear device, an involute tooth profile with the low pressure angle α (<20°) is employed as a basic tooth profile of external teeth of a flexible external gear. In the principal section of the external teeth, the tooth depth thereof satisfies 2κ | 04-04-2013 |
| 20130087002 | Internal Gear Machine - An internal gear machine has a pinion which meshes with an internal gearwheel. The meshing of the pinion and of the internal gearwheel is configured such that it has an essentially closed engagement line. | 04-11-2013 |
| 20130104681 | GEARBOX IN A TURBINE ENGINE | 05-02-2013 |
| 20130205930 | POWER TRANSMISSION APPARATUS - A power transmission apparatus includes a case having a first member and a second member. A first shaft extending in a first direction and a second shaft extending in a second direction intersecting with the first direction are accommodated in the case. A fastener for fastening the first member and the second member to each other is inserted through a hole formed in the first member. A bearing support part for supporting the second shaft is formed in the first member. In a third direction perpendicular to both of the first direction and the second direction, a whole of the hole is positioned in one side in the third direction than an inner peripheral end of the bearing support part in the one side in the third direction. | 08-15-2013 |
| 20130239720 | Transmission Module of a Toilet Seat Sanitation Paper Dispenser - A transmission module of a toilet seat sanitation paper dispenser includes a housing, a gear assembly and a lever assembly. The housing has a plurality of sets of positioning holes, a set of first central holes and a set of second central holes. The gear assembly has a front gear, an intermediate gear unit and a rear gear unit. The front gear and the rear gear unit are coupled to the plurality of sets of positioning holes. The intermediate gear unit is capable of being optionally coupled with the set of first or second central holes. The front gear is engaged with the intermediate gear unit, and the intermediate gear unit is engaged with the rear gear unit. The lever assembly is connected to the front gear so as to drive the front gear to rotate. | 09-19-2013 |
| 20130239721 | Drive Device for a Compaction Device on a Spinning Machine - The invention relates to a device for compacting a sliver (V) on a spinning machine, having a driven, revolving compaction element ( | 09-19-2013 |
| 20130283950 | IN-WHEEL MOTOR DRIVING DEVICE - In an in-wheel motor driving device, since an involute speed reduction gear with a small difference in number of teeth which can be made small in size can be disposed on an inner side of an inner rotor type motor, a size of the in-wheel motor driving device in the direction of a rotational axis can be reduced. Further, in the inner rotor type motor, since a first stator is disposed so as to face a radially outer side of a large-diameter rotor, heat generated in the first stator is easily dissipated. On the other hand, in an outer rotor type motor, since a second stator is disposed so as to face a radially inner side of a small-diameter rotor, a torque radius of the small-diameter rotor can be made large, thereby making it possible to ensure a large torque capacity. Because of this, the outer rotor type motor can be made smaller in diameter than the inner rotor type motor, thereby making it possible to ensure a large space within a wheel. | 10-31-2013 |
| 20130291672 | DETECTING A RELATIVE SHAFT POSITION ON GEARED SHAFTS - A system for determining a relative position of a secondary gear includes a gear assembly including a phonic wheel fixed to a primary gear and a secondary gear rotatably engaged to the first gear, a sensor configured to output a signal upon detecting a tooth of the phonic wheel, and a digital logic circuit configured to detect a revolution of the phonic wheel, to generate a primary gear tooth pulse at intervals corresponding to intervals of teeth of the primary gear based on the detected revolution of the phonic wheel, and to generate a secondary gear revolution signal at an interval corresponding to a revolution of the secondary gear based on the primary gear tooth pulse. | 11-07-2013 |
| 20130305864 | HARMONIC DRIVE WITH STIFFNESS-OPTIMIZED WAVE GENERATOR - A shaft transmission including at least one annulus having an inner gearing, a flexible spur gear arranged within the annulus and having an outer gearing, and a shaft generator for deflecting the spur gear in radial direction arranged within the spur gear, a torque-transmitting connection being created between the annulus and the spur gear at two opposing points of the spur gear, the shaft generator having a ring with an elliptical outer periphery and an elliptically shaped rolling bearing applied to the outer periphery, the rolling bearing having an outer ring ( | 11-21-2013 |
| 20130312558 | WAVE GEAR DEVICE AND FLEXIBLE EXTERNALLY TOOTHED GEAR - A cup-shaped flexible externally toothed gear of a wave gear device comprises a cylindrical body part, and an external-teeth area thereof includes a pushed portion pushed radially outward by a wave generator and a groove formed in a position adjacent to the pushed portion toward a diaphragm. The reaction force of the wave generator can be reduced because the groove is formed to partially reduce thickness in a portion that does not affect the root strength of the external teeth. The increase in root stress can be suppressed when the roots of the external teeth are thickened, and root strength can be effectively increased. The load torque of the wave gear device can thereby be increased. | 11-28-2013 |
| 20130319151 | WAVE GEAR DEVICE AND FLEXIBLE EXTERNALLY TOOTHED GEAR - In a wave gear device, an annular rigid externally toothed gear is disposed on the inner side of a cup-shaped flexible internally toothed gear. An internal-tooth-formation portion of the flexible internally toothed gear and a pushed portion pushed by a wave generator and flexed ellipsoidally are formed in different positions along the center axis line. The wave generator is disposed on the inner side of the flexible internally toothed gear, the pushed cylindrical portion is pushed from the inner side to the outside along the radial direction thereof by the wave generator, whereby the pushed cylindrical portion is flexed ellipsodially. As the outside diameter dimension of the wave gear device is determined by that of the flexible internally toothed gear, a wave gear device having a small outside diameter dimension can be obtained. | 12-05-2013 |
| 20130333505 | HARMONIC REDUCER WITH STATIONARY GEAR - A harmonic reducer with a stationary gear includes a stationary gear, a circular spline, a flexspline and a wave generator. The wave generator is assembled with the flexspline and a power source, and then the flexspline is assembled with the stationary gear and the circular spline. The flexspline is deformed when assembled, so the external gear thereof partially engages the first internal gear of the stationary gear and the second internal gear of the circular spline. The stationary gear is fixed, so when the power source drives the wave generator to rotate, the flexspline deforms but does not rotate in relative to the stationary gear. In relative to the circular spline, the flexspline both deforms and rotates relatively, so the circular spline and the output shaft rotate in a reducing speed simultaneously. | 12-19-2013 |
| 20130340553 | SYSTEMS AND APPARATUS FOR PROVIDING MOTOR PROTECTION IN A POWER TOOL AND METHOD OF MANUFACTURING THE SAME - Systems and apparatus for reliably sealing a surgical device are disclosed herein. Specifically, a surgical device including a drive shaft tube that is coupled to a drive shaft is disclosed. Because the drive shaft tube is coupled to the drive shaft, the drive shaft tube rotates at the same rotational speed as the drive shaft, which is less than the rotational speed of a cannulated motor shaft. The drive shaft tube can extend through the cannulated motor shaft. In addition, a sealing member can be provided to seal between the drive shaft tube (which rotates slowly) and the motor instead of between the motor shaft (which rotates more quickly) and the motor. The sealing member can be provided in a gap defined between an outer surface of a portion of the drive shaft tube extending beyond the cannulated motor shaft and the motor. | 12-26-2013 |
| 20140000399 | MOTOR ACTUATOR | 01-02-2014 |
| 20140013885 | MESHED GEAR FOR VEHICLE - It is provided a meshed gear for a vehicle disposed in a power transmission path between an engine and drive wheels and made up of a pair of gears meshed with each other, at least one gear making up the meshed gear having a ring shape, and the one gear having an outer circumferential portion disposed with an additional vibration system. | 01-16-2014 |
| 20140047937 | WAVE GEAR DEVICE HAVING THREE-DIMENSIONAL-CONTACT TOOTH PROFILE - In a wave gear device, similarity-curve tooth profiles BC and AC are adopted as addendum tooth profile shapes for gears, the tooth profiles being derived from a movement trajectory M | 02-20-2014 |
| 20140047938 | UNIT TYPE WAVE GEAR DEVICE - A unit type wave gear device ( | 02-20-2014 |
| 20140069219 | REDUCTION GEAR FOR ELECTRIC POWER STEERING AND METHOD FOR MANUFACTURING THE SAME - A reduction gear for electric power steering includes a first reduction gear composition for electric power steering containing 95 to 97 parts by weight of polyamide 66 (PA66) among polyamide-based materials, and a second reduction gear composition for electric power steering containing 3 to 5 parts by weight of an ethylene-methacrylic acid copolymer (EMAA) among polyolefin-based materials, wherein a weight ratio of the PA66 to the EMAA is 24:1 to 49:1. | 03-13-2014 |
| 20140096632 | Gearbox For A Tap Changer, A Tap Changer And A Transformer - A gearbox for a tap changer. The gearbox has an input drive shaft arranged to be connected to a motor. The gearbox also has a diverter switch drive output with a diverter shaft. The diverter switch drive output is arranged to be connected for actuation of breakers in a diverter switch of the tap changer. The gearbox further has first and second selector arm drive outputs arranged for actuation of a tap selector of the tap changer. It also has reduction gear means connecting the input drive shaft to the diverter switch drive output and to each of the selector arm drive outputs. Further the gearbox has timing connection means arranged to connect the reduction gear means to each of the selector arm drive outputs. The invention also relates to a tap changer having such a gearbox and to a transformer provided with such a tap changer. | 04-10-2014 |
| 20140102233 | Device of a Pair of Claw-Type Rotors Having Same Profiles - The present invention is to provide a device of a pair of claw-type rotors having same profiles, the device includes a defined rotor and a conjugate rotor intermeshing with and conjugating to each other. The defined rotor includes a first claw having a cross-section profile having an epicycloid, a first arc, a second arc, a third arc, and a fourth arc all connected together in sequence in a counterclockwise direction. The first, second, third, and fourth arcs are connected with slope continuity, whereby locations of centers, values of radiuses and arc angles of the second and third arcs are capable of being defined in accordance with the slope continuity and geometric relations between the first and fourth arcs. The conjugate rotor has a first claw having a cross-section profile generated by utilizing a conjugate curve corresponding to the first claw of the defined rotor. | 04-17-2014 |
| 20140109708 | REDUCTION GEAR UNIT - A ring that includes an inner peripheral surfaces that surrounds an outer peripheral surface of a pinion shaft provided through a pinion, a gear-side end surface, a bearing-side end surface, and an outer peripheral surface inclined from the gear-side end surface toward an outer peripheral edge of the bearing-side end surface is provided between the pinion and an inner race. When the length from an outer peripheral edge of the outer peripheral edge of the gear-side end surface to an axial line of the pinion shaft is L10, the length from a tooth root of a large gear to the axial line is L11, the length from an outer peripheral edge of a gear-side end surface of a large-diameter-side flange portion to the axial line is L2, and the length from the outer peripheral edge of the bearing-side end surface to the axial line is L3, L10| 04-24-2014 | |
| 20140116171 | POWER TRANSMISSION DEVICE AND MANUFACTURING METHOD THEREOF - A power transmission device includes a gear speed reduction mechanism which includes an input shaft, an input pinion provided on the input shaft, a rotary shaft other than the input shaft, and a gear incorporated to the rotary shaft, and a casing which accommodates the gear speed reduction mechanism. The casing is made of resin and includes a casing body which includes an incorporating opening for incorporating the gear and a cover which closes the incorporating opening. The casing body includes an input side opening with the opening being a size that the input pinion can be inserted but the gear cannot be inserted. In addition, the rotary shaft is supported by a bearing support which is formed in the casing body, and the bearing support of the rotary shaft is not formed on the cover. | 05-01-2014 |
| 20140116172 | REDUCTION GEAR UNIT AND BEARING - There is provided a reduction gear unit including: a pinion; a bearing that is located on each of both sides of the pinion; a large gear that meshes with the pinion; a gear case that stores therein lubricant oil, and accommodates the pinion and the gear; and pinion bearing caps each of which includes an annular portion, wherein the annular portion extends from outside of the gear case toward inside thereof and parallel to a pinion shaft, and includes an end portion in which an end surface in an extending-direction is provided on a side of the pinion with respect to an extended line of a gear-side end surface of an inner race of the bearing, and an inner peripheral surface of the end portion is formed so that a diameter is decreased from a gear-side end surface of an outer race toward the end surface. | 05-01-2014 |
| 20140130628 | ACCESSORY GEARBOX FOR A GAS TURBINE - An accessory gearbox for a gas turbine, the gearbox including a front lateral face and a rear lateral face opposite from the front face and a peripheral rim closing the box, and at least one mounted gear train including a plurality of gearwheels meshing together, each gearwheel being carried by a central shaft held at each of its two ends by a respective rolling bearing, the rolling bearings of at least one of the two ends being fastened together on at least one perforated plate attached to the peripheral rim. | 05-15-2014 |
| 20140157925 | WAVE GEAR UNIT WITH INPUT BEARINGS - A wave gear unit has an input shaft positioned along a center axis by first and second input bearings. A first unit end plate at the first-input-bearing side is a composite member in which a bearing housing member of an iron-based material is integrated with an end plate main body member of a lightweight material. A second unit end plate at the second-input-bearing side is integrated with a rigid internally toothed gear, and is a composite member in which a second member of a lightweight material is integrated with a first member of a lightweight material. The first member has an end plate main body portion of the second unit end plate and a gear main body portion of the rigid internally toothed gear, while the second member has a bearing housing portion of the second unit end plate and a teeth formation portion of the rigid internally toothed gear. | 06-12-2014 |
| 20140165757 | POSITIONING DEVICE - An adjustable head for use in connection with a tripod including a housing and an internal pan adjustment gear configured to rotate the housing around a first axis and a tilt adjustment gear configured to rotate the housing around a second axis, perpendicular to the first axis. A pan adjustment knob is connected with respect to the pan adjustment gear that permits a continuous and infinite coarse adjustment and a continuous and infinite fine adjustment of the pan adjustment gear, wherein locking the coarse adjustment enables the fine adjustment. | 06-19-2014 |
| 20140165758 | FLEXIBLE EXTERNALLY TOOTHED GEAR FOR WAVE GEAR DEVICE - A cup-shaped flexible externally toothed gear of a wave gear device, wherein a diaphragm plate slopes from a diaphragm internal peripheral edge portion contiguous to a boss part toward a diaphragm external peripheral edge portion contiguous to a cylindrical body portion in a direction in which the diaphragm external peripheral edge portion is at greater distance from an open end of the cylindrical body portion with respect to an orthogonal plane orthogonal to a central axis line of the device. The length dimension of the diaphragm plate and the length dimension of the cylindrical body portion in the axial direction can be increased. Therefore, the fatigue strength of the diaphragm plate and the load capacity of the wave gear device in which the flexible externally toothed gear has been incorporated can be increased. | 06-19-2014 |
| 20140174230 | GEAR HUB HAVING A GEAR PUMP - A gear hub assembly is disclosed that has a sealed housing that includes an input gear and an output gear that are meshed together to provide a gear pump to move fluid between a fluid inlet and a fluid outlet disposed on opposite sides of engagement of the input and output gear. The housing defines an axle shaft-receiving aperture and a wheel spindle-receiving aperture to allow the gear hub assembly to transmit torque from a vehicle axle shaft to a wheel spindle while operating as a gear pump. The fluid inlet and outlets can be coupled to a hydraulic system to provide braking (or kinetic energy recovery) by restricting the flow of hydraulic fluid which in turn resists rotation of the gears in the gear hub, and thus can act to slow the vehicle. | 06-26-2014 |
| 20140174231 | GEAR TRANSMISSION SYSTEM - A gear transmission system ( | 06-26-2014 |
| 20140190297 | Oil Field Pump Unit Hybrid Gear Reducer - An oilfield pumping unit two-stage transmission gear reducer includes a low speed stage having a low speed shaft configured to receive motion from an intermediate shaft. A first gear pair includes a low speed shaft double circular arc gear mounted on the low speed shaft and configured to be driven by an intermediate shaft double circular arc gear mounted on the intermediate shaft. A high speed stage includes a high speed shaft configured to receive motion from an intermediate shaft. A second gear pair has a high speed shaft involute gear mounted on the high-speed shaft and configured to be driving an intermediate shaft involute gear mounted on the intermediate shaft. | 07-10-2014 |
| 20140190298 | WAVE GEAR DEVICE - The interior space of a cup-shaped flexible externally toothed gear of a cup-type wave gear device is divided into a front interior space and a rear interior space by a partition mechanism. A lubricant is filled in the front interior space at the side of a wave generator, to which lubrication is required. The volume of the front interior space is set so that a necessary amount of lubricant is filled. Since the lubricant is not necessary to fill in the entire interior space of the flexible externally toothed gear, the amount of lubricant to be filled can be reduced. | 07-10-2014 |
| 20140260743 | WHEEL DRIVING APPARATUS - A wheel driving apparatus driving a wheel of a forklift, includes a casing; and a reduction gear mechanism section that is disposed inside the casing. A trunnion disposition portion in which a trunnion member is disposed to support a mast of the forklift is provided on an outer periphery of the casing, and an internal gear that configures the reduction gear mechanism section is provided on an inner side of the trunnion disposition portion in a radial direction. The internal gear is configured to include an internal tooth element which is independent from the casing. The internal tooth element is fixed to the casing in a state of being provided with a gap with respect to an inner periphery of the casing. | 09-18-2014 |
| 20140283638 | WAVE GEAR DEVICE AND HOLLOW ROTATING ACTUATOR - In a wave gear device, the inner race and the boss are fixed together by a laser welded part formed along the entire periphery thereof. The laser welded part also functions as an oil seal for sealing the inner race and the boss. The boss and the inner race are fixed together in a manner that a required axial length is short, and that machining and assembling steps are reduced. Oil seal members are not required to seal the boss and the inner race. | 09-25-2014 |
| 20140326095 | FACE GEAR AND GEAR DEVICE - This face gear has a plurality of annularly arranged gear teeth. A recess for holding grease or another lubricant is formed in the tooth surface of each gear tooth. A recess forming area, which is the area in which the recess is formed, is provided between the tooth bottom and the pitch point in each gear tooth. In other words, a recess is not formed in the part of the tooth surface that is located between the tooth tip and the pitch point. As a result, the gear teeth can be effectively lubricated while minimizing instability in the meshing state between gears. | 11-06-2014 |
| 20140345405 | Rsp-Gearing Insensitive to Axis Misalignment and Other Displacement and Methods of Producing Gears - A gearing arrangement that includes a gear and a pinion with intermeshing teeth. The gear includes a base pitch and the pinion includes a base pitch. The geometry of the tooth flanks of the gear and the pinion are constructed to accommodate various values of axis misalignment. The base pitch of the gear is always equal to the operating base pitch of the gear pair. Similarly, the base pitch of the pinion is always equal to the operating base pitch of the gear pair. Therefore, the base pitches of the gear and pinion are always equal to one another and to the operating base pitch. | 11-27-2014 |
| 20140345406 | STRAIN WAVE GEARING WITH INVOLUTE POSITIVE DEFLECTION TOOTH PROFILE TAKING RIM THICKNESS INTO CONSIDERATION - In the strain wave gearing, an involute positive deflection tooth profile of a low pressure angle of less than 20° is used as the basic tooth profile for the rigid internal spur gear and the flexible external spur gear in order to increase the effective tooth depth. Continuous meshing of the two gears in the tooth trace direction is made possible by shifting the external teeth so that the linear parts of the rack tooth profiles coincide when viewed along the tooth trace direction. The root rim thickness of the front end of the external teeth of the flexible external spur gear is set to an optimal thickness and the root rim thicknesses at various positions other than the front end of the external teeth in the tooth trace direction are set to appropriate values. | 11-27-2014 |
| 20140345407 | LARGE-RATIO STRAIN WAVE GEARING SPEED CHANGING APPARATUS - A strain wave gearing speed changing apparatus for changing an input speed to an output either greatly slower or faster, the apparatus has a coaxial pair of circular splines that includes a first circular spline having a tooth number T | 11-27-2014 |
| 20150053032 | POWER TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A power transmission device includes a drive coupling, a driven coupling, and an intermediate transmission member. The drive coupling receives power from a drive source and rotates. The driven coupling is disposed coaxially on a first rotary shaft of the drive coupling and detachably attachable relative to the main body of the image forming apparatus. The intermediate transmission member meshes with the drive coupling and the driven coupling and is held by one of the drive coupling and the driven coupling in a state in which the driven coupling is disengaged from the main body. One of the drive coupling and the driven coupling, whichever holds the intermediate transmission member, constitutes a retaining coupling including an attachment member attached to one of a drive-side device and a driven-side device, and a stopper assembly facing the intermediate transmission member in an axial direction of the first rotary shaft. | 02-26-2015 |
| 20150053033 | Devices and Methods for Remanufacturing Printer Cartridges - Devices and methods for remanufacturing a printer cartridge component are provided. The printer cartridge component is a drum gear assembly configured for attachment to an organic photoconductor (OPC) drum configured for use in a printer cartridge. The drum gear assembly has a drum drive gear and a drive axle attached to the drum drive gear. The drive axle has a first end with teeth portions. The device has a first portion having a drive axle engagement end configured to engage the drive axle. The device further has a second portion coupled to the first portion. The second portion has a teeth engagement portion to engage one or more of the teeth portions of the drive axle. The first portion and the second portion are configured for assembling and disassembling the drum gear assembly. | 02-26-2015 |
| 20150075310 | COMPOUND HARMONIC DRIVE - A harmonic drive includes a first flexible gear and a second flexible gear disposed around the first flexible gear and coaxial with the first flexible gear. A first ring gear meshes with the first flexible gear, and a second ring gear meshes with the second flexible gear. | 03-19-2015 |
| 20150090060 | METHOD OF DESIGNING DRIVE UNIT - A design method of a drive unit includes: deriving a minimum reference contact pressure Fa causing any of the shaft portion among the plurality of the shaft portions to result in damage; and designing the shaft portions or the gears to be of form such that the plurality of shaft portions and the plurality of gears satisfy the relationship F/D×L| 04-02-2015 | |
| 20150101433 | POWER TRANSMISSION SYSTEM FOR PEOPLE MOVER - A power transmission system for a people mover, including a transmission housing; a main shaft extending at least partially through the transmission housing for rotation with respect thereto; a plurality of gears located inside the transmission housing, the plurality of gears adapted to rotate the main shaft; and a flexible coupling adapted to secure the transmission housing to a structural support. | 04-16-2015 |
| 20150107387 | Harmonic Drive Gear Reduction Mechanism - A harmonic drive gear reduction mechanism includes a rigid inner spline with 2(n+1) teeth and a tooth module of m, a flexible outer spline inserted in the rigid inner spline has 2n teeth and a tooth module of m, a flexible bearing inserted in the flexible outer spline, and a wave generator inserted in the flexible bearing. A thickness between an inner diameter of the flexible bearing and a pitch diameter of the flexible outer spline is t, a cross sectional profile of the wave generator consists four curves, the first and third curves have a radius of curvature R, R=m (n+1)−t, a central angle of the first and third curves is k, and 10| 04-23-2015 | |
| 20150107388 | METHOD OF PRODUCING WAVE GEAR DEVICE AND WAVE GEAR DEVICE - A circular spline is secured to a housing. An output member is positioned relative to the circular spline, an outer race of a bearing is secured to the housing, and an inner race of the bearing is secured to the output member. A flex spline is positioned relative to the circular spline and secured to the output member. A wave generator is positioned relative to the circular spline, and a support member, by which the wave generator is rotatably supported, is secured to the housing. | 04-23-2015 |
| 20150135875 | DEPENDENCY TRANSMISSION - The disclosure relates to a transmission for a motor vehicle, wherein the transmission comprises an input shaft, at least first and second countershafts, and an output shaft. The input shaft is provided with a first driving gearwheel, which interacts with a first gearwheel arranged upon the first countershaft, and a second gearwheel arranged upon the second countershaft. A number of gear teeth of the first gearwheel is selected such that, in relation to the number of gear teeth of the first driving gearwheel, the number of gear teeth of the first gearwheel can be either reduced or increased with at least one gear tooth, without affecting the number of gear teeth upon the first driving gearwheel, whereby the reduction or increase in the number of gear teeth of the first gearwheel is compensated with a profile shift of the gear teeth of the first gearwheel. | 05-21-2015 |
| 20150342113 | REVERSIBLE SEEDER TRANSMISSION AND SEEDER DRIVE APPARATUS - An apparatus for transmitting power from a drive shaft ( | 12-03-2015 |
| 20150375786 | AUTOMATIC TURNING DECELERATION DEVICE FOR A MOBILITY AID - An automatic turning deceleration device for a mobility aid has a fixing base, a fixing unit, a turning sensor, a turning base, a linking unit, and a control module. The turning sensor is rotatably mounted on a side of the fixing unit. The turning base is mounted around the turning sensor. The linking unit is combined on the turning base and abuts the turning sensor. The control module is mounted on a side of the turning base and links between the fixing base and the turning base. Therefore, the automatic turning deceleration device can provide a stable and steady decelerating effect for the mobility aid. | 12-31-2015 |
| 20160153527 | ACTUATOR | 06-02-2016 |
| 20100139432 | DISC-SHAPED TORQUE TRANSDUCER - A power tool includes a motor having an output shaft that defines an axis, a drive train connected to the output shaft and operable to drive a tool output and a housing at least partially surrounding the motor and the drive train. The power tool further includes a reference disk fixed to the housing, a collar including internal teeth that engage at least a portion of the drive train and a torque transducer having a hub, a web and a rim. The torque transducer is positioned between the collar and the reference disk such that the rim is connected to the collar and the hub is connected to the reference disk. The web defines a first thickness measured parallel to the axis and the rim defines a second thickness measured in a radial direction with respect to the axis, such that the second thickness is greater than the first thickness. | 06-10-2010 |
| 20150292612 | TORQUE ESTIMATION FOR WORK MACHINE POWER TRAIN - A work machine having a diesel engine driving a plurality of ground movement devices to tow an agricultural implement. A torque estimating system is employed to determine the level of torque in the drive train between the diesel engine and the ground movement devices. The torque estimation device is a sensor determining the axial and radial deflection of an input shaft as a function of the torque transmitted between a pair of adjacent gears in the power train. | 10-15-2015 |
| 20160053819 | DEVICE FOR LIMITING TORQUE AND FARM MACHINE USING SAME - A torque-limiting device for secure transmission of a rotation between an inlet baseplate and an outlet baseplate, including at least one drive bolt that forms a breaking element by shearing in case of a torque exceeding a predetermined threshold, and an intermediate baseplate that is driven by the inlet baseplate and which in turn drives the outlet baseplate. The at least one bolt ensures driving of the intermediate baseplate and the inlet baseplate or the outlet baseplate. The intermediate baseplate includes at least one locking element by shape cooperation with a locking part of the bolt, and the torque-limiting device has a larger number of locking elements than of bolts. An agricultural machine can include such a torque-limiting device. | 02-25-2016 |
| Entries |
| Document | Title | Date |
|---|
| 20080271556 | ROTATION DRIVE UNIT AND IMAGE FORMING APPARATUS USING SAME - A rotation drive unit having a first reduction mechanism of traction transmission system comprising a drive roller attached to a drive shaft and a driven roller attached to a driven shaft, and a second reduction mechanism of gear transmission system comprising a drive gear attached to the drive shaft and a driven gear attached to the driven shaft. The first reduction mechanism generates a braking effort while making slippage between the rollers during transmission of a rotational driving force from the drive shaft, and exerts a torque load on the second reduction mechanism of the gear transmission system. Since this unit transmits the rotational driving force via the first reduction mechanism while exerting the load upon the second reduction mechanism, it provides a satisfactory and reliable speed-reducing function as well as reliable and accurate transmission of the rotational driving force even if equipped with a plurality of driven shafts coupled to the single drive shaft. The rotation drive unit is suitable for driving photoconductor drums of an image forming apparatus. The rotation drive unit thus provides a sufficient speed-reducing function while effectively avoiding the need to increase a size of the apparatus even in a structure having a plurality of driven members. | 11-06-2008 |
| 20080276739 | Power Transmission Apparatus - The present invention relates to a power transmission apparatus having a high efficiency, which can cany out the rolling friction by constructing a cross shaft gear comprising a plurality of teeth formed with teeth grooves inclined to a desired angle, and a roller type mediation member having a plurality of rotation teeth engaged with the teeth grooves of the gear to thereby prevent the loss of the power and ensure the reliability of the operation and make it easy to fabricate, so as to embody the chainless power transmission for a bicycle. The power transmission apparatus of the present invention comprises a first gear having a first rotation shaft, a disk body installed at the first rotation shaft, a plurality of teeth arranged at a periphery of the disk body in the radial direction, and a plurality of teeth grooves, each of which is formed between the teeth and is arranged to define an acute angle relative to a virtual plane formed by the disk body; a mediation member having two rotation bodies spaced apart from each other, and a plurality of rotation teeth rotatably secured between the two rotation bodies by means of shaft pins so as to be engaged with the teeth grooves of the first gear, and in which an axial line of the pair of rotation bodies is arranged to define an acute angle relative to an axial line of the rotation tooth; and wherein the first gear and the mediation member define a cross shaft gear. | 11-13-2008 |
| 20090320631 | SENSORISED MULTIPLIER - Sensorized gearbox with a plurality of sensors ( | 12-31-2009 |
| 20100043580 | Curvilinear gear and method - A curvilinear gear system and method for transferring force and speed through a wide range of angles is disclosed. The system can optionally incorporate curvilinear U joints to increase effective range of angles to tailor the system to specific applications. The system includes complimentary gear heads, one of which is a curvilinear gear such as a hemispherical gear. A method of using the gear systems in a transmission apparatus is also disclosed. | 02-25-2010 |
| 20100162842 | Imaging Cartridge Drive Having a Tapered Locating Structure - Provided is an improved drive dog for an imaging cartridge. A tapered locating structure locates in a hole of the imaging machine drive mechanism, directing a tooth of the imaging machine drive mechanism into a drive dog seat. Once the tooth of the imaging machine drive mechanism is located in the drive dog seat, the rotational force of the imaging machine drive mechanism is transmitted to the drive dog, causing rotation of the drive dog. | 07-01-2010 |
| 20100206111 | BELT-TENSIONING DRIVE FOR THE SEATBELT OF A VEHICLE WITH A CUP BEARING FOR THE ROTOR SHAFT OF AN ELECTRIC MOTOR - A belt-tensioning drive is provided that has an electric motor containing a rotor shaft, and has a gear shaft and an output gear. The electric motor drives the gear shaft via a first gearing. The gear shaft, for its part, drives the output gear via a second gearing. The gear shaft is mounted in a gearbox via two bearings. An end region of the rotor shaft is mounted in a cup bearing which is placed in a cup bearing seat of the gearbox. | 08-19-2010 |
| 20100313692 | METHOD OF FABRICATING A DRIVE SHAFT FOR EARTH DRILLING MOTOR AND A DRIVE SHAFT - A method of fabricating a drive shaft for an earth drilling motor which includes providing a shaft having opposed ends. Gear profiles with teeth circumscribe each of the opposed ends. Teeth have an engaging face. End housings are provided for each of the opposed ends of the shaft and an interior bore is machined into each of the end housings. The interior bore receives one of the gear profiles at one of the opposed ends of the shaft, but won't accommodate rotation of the gear profiles. Radially spaced apertures are drilled through the end housings to provide drive key pockets with arcuate drive key engagement surfaces. Drive keys are inserted into the drive key pockets, with an arcuate surface of each drive key engaging the engagement surface of the end housings and the opposed surface of each drive key engaging the drive key engaging face of the teeth. | 12-16-2010 |
| 20110017003 | DRIVING DEVICE AND IMAGE FORMING APPARATUS - A drive device includes a drive source; a rotatable member gear, fixed on a rotation shaft of a rotatable member, for being rotated by transmitting thereto a driving force from the driving source; a follower gear, including a pair of gears which are coaxially disposed with each other and are rotatable at the same rotational speed by rotation of the rotatable member gear and including an urging device for urging the pair of gears in rotational directions opposite from each other, for being rotated at the rotational speed higher than that of the rotatable member gear; a rotation detecting device, including a single flag rotatable together with the follower gear and including a detecting portion for detecting passing of the flag, for detecting rotation of the follower gear; a computing portion for computing rotation fluctuation of the rotatable member gear from a signal of the detecting portion; a storing portion for storing a computation result of the computing portion; and a driving source control portion for controlling said driving source on the basis of the computation result stored in the storing portion. | 01-27-2011 |
| 20110072925 | DRIVING FORCE TRANSMISSION MECHANISM - A driving force transmission mechanism is equipped with a first gear attached to a drive source, a second gear enmeshed with the first gear, and a damper shaft enmeshed mutually with the second gear and with a rack member of an air mixing damper. A first locator part formed on the second gear is inserted in a first locator groove in the first gear, while additionally, a second locator part is inserted with respect to a second locator groove in a damper gear. Further, a first narrow tooth formed on the first gear enmeshes with a meshing groove of the first locator part, whereas a second narrow tooth formed on the damper gear enmeshes with another meshing groove of the second locator part. | 03-31-2011 |
| 20110132117 | Variable torque transmitting device - A torque transmitting device uses a continuously meshed face gear and at least one pinion supported by a carrier that adjusts the position of the pinions. The position of the pinions changes the amount of self-locking at the gear teeth. Controlling the position of the pinions on the face gear varies the amount of torque transferred between the face gear and the carrier supporting the pinion or pinions. Torque transfer can be varied throughout a range between low or negligible levels and a fully engaged state without the need for a fixed relationship between torque transfer and gear ratio. | 06-09-2011 |
| 20110162472 | Axially Compact Support For A Gear Within A Gearbox - A gearbox transmits rotational movement from a driving member to a driven member. The gearbox includes a pinion gear disposed inside a housing. The gear defines an axial bore and rotates in response to rotation of the driving member. An output member extends through the axial bore and engages therewith such that the output member rotates in response to rotation of the gear. The output member extends to a position outside the housing to rotate the driven member. A clamping nut is threadably coupled to the output member and abuts the gear thereby retaining the output member and the gear together. A bearing is disposed radially between the gear and the housing. The bearing rotatably supports the gear and the output member. | 07-07-2011 |
| 20110197692 | INTERLOCKING GEARBOX - An interlocking gearbox, with a hollow body ( | 08-18-2011 |
| 20110219895 | LEVER OPERATION DEVICE - A rotating knob is rotatably attached to an outer peripheral portion of an operation lever. The rotating knob has a lead thread portion on the inner surface thereof, and the lead thread portion meshes with external teeth of a ring gear. Internal teeth of the ring gear mesh with speed-increasing gears, and permanent magnets are fixed to the speed-increasing gears. A circuit board is arranged in the operation lever so as to extend along the axial direction thereof, and magnetic sensors mounted on the circuit board are opposed to the permanent magnets at positions close thereto. Accordingly, the operation position of the rotating knob can be detected by the magnetic sensors. The gears, the circuit board, etc., are supported by a support case and a cover case to form a switch unit. | 09-15-2011 |
| 20110219896 | Dual Lock Brake Lathe Chuck - A dual lock brake lathe chuck comprises of at least one primary drive gear with keyhole along with at least one secondary drive gear with keyhole. The keyhole is rotated through the side of the chuck whereas the secondary keyhole is rotated through the back of the chuck. Rotation of either the primary keyhole or the secondary keyhole extends a plurality of jaws to secure a brake rotor on a brake lathe. The secondary keyhole positioned on the back of the chuck allows easier access of the keyhole when a brake rotor is attached to the chuck allowing the user to ensure that the brake rotor is securely tightened onto the brake lathe chuck. | 09-15-2011 |
| 20110239798 | Gear box for ice dispenser - A gear box has a housing and a direct current motor inside of the housing. A rotatable output shaft extends through a wall of the housing and is rotatably driven by the motor via a gear train. The gear box can be used to dispense ice from a refrigerator/freezer. The motor drives the output shaft in one direction to dispense ice cubes. The motor also drives the output shaft in an opposite direction to crush ice and dispense the crushed ice. The gear box has a low-profile height. The gear train is located in front of a motor shaft of the motor and has a maximum height which does not exceed a maximum height of the motor. The motor shaft is perpendicular to the input gear of the gear train and to the output shaft of the gear box. | 10-06-2011 |
| 20110265593 | REDUCTION GEAR FOR WIND POWER GENERATION EQUIPMENT AND INSTALLATION METHOD THEREOF - A reduction gear for wind power generation equipment includes a motor, an orthogonal cogwheel mechanism, a final-stage reduction mechanism, and an output pinion that are disposed on a power transmission path in this order; and a casing that accommodates the orthogonal cogwheel mechanism and the final-stage reduction mechanism and is capable of being separated into a high-speed casing body and a low-speed casing body between the orthogonal cogwheel mechanism and the final-stage reduction mechanism while confining a lubricant therein. | 11-03-2011 |
| 20120011953 | BALL BEARING FOR RAM AIR TURBINE GEARBOX - A ram air turbine gearbox includes a pinion shaft arranged in a housing and operatively supports a pinion gear. An input shaft is arranged in the housing and operatively supports a ring gear coupled to the pinion gear. The input and output shafts are oriented at an angle. A rolling element bearing supports the pinion shaft in the housing and includes inner and outer races between which a multiple ball bearings are arranged. Each ball includes a ball diameter. The inner and outer races respectively include inner and outer raceway radii and inner and outer raceway depths. The inner and outer raceway radii each are approximately 52% of the ball diameter. The inner raceway depth is at a minimum 25% of the ball diameter, and the outer raceway depth is at a minimum 20% of the ball diameter. | 01-19-2012 |
| 20120017711 | Counter rotation mechanism for lift and suspend loads devices - A mechanical attachment to devices to dynamically lift and suspend loads, powered by the main shaft of the device, with the purpose to generate forces to cancel those that tend to rotate the device when the platform is not able to keep the system motionless, by means of a gear box and optional variable arm's length for counter rotation. The counter rotation equal the forces generated under rotation by the operating device to secure a total system in equilibrium. | 01-26-2012 |
| 20120031212 | QUICK DISCONNECT FOR A DRIVE UNIT - A drive unit disconnect mechanism is operable to transmit or disconnect power from a vehicle power source to a driven unit, and can be disengaged by multiple methods depending on how much force is required to separate the internal components of the mechanism. In a first, relatively quicker method, a handle is pulled axially away from the hub to withdraw and internal gear from splined engagement with a corresponding driven gear. In a second, relatively slower method, the handle is rotated to threadably withdraw the entire disconnect mechanism from the hub, which in turn withdraws the internal gear from splined engagement with the driven gear. The quicker method is desirable in most instances, but the slower method allows disconnection of the driven unit from the vehicle power source when gear pressure prevents or impedes the quicker method. | 02-09-2012 |
| 20120067148 | MULTI-SPINDLE GEARBOX SYSTEM - A multi-spindle gearbox system includes a gearbox, a gear assembly, an output sleeve spindle, and a cable receiving barrel. The gearbox includes a base and a sealing cover covering the base. The sealing cover forms a hollow box space together with the base receiving the gear assembly therein. The base defines an assembly hole therethrough. The sealing cover defines a guiding hole corresponding to the assembly hole of the base. The output sleeve spindle is hollow and cylindrical with one end thereof assembled to the assembly hole of the base corresponding to the gear assembly. The cable receiving barrel is assembled within the gearbox. One end of the cable receiving barrel connects with the assembly hole and the other end of the cable receiving barrel passes through the guiding hole and is exposed to an outer side of the sealing cover. | 03-22-2012 |
| 20120132023 | GEAR WHEEL - The invention relates to a gear wheel ( | 05-31-2012 |
| 20120152048 | TRANSMISSION SYSTEM AND ASSOCIATED ENGINE - A transmission system disclosed herein includes a crankshaft having an outer surface with a plurality of splines and a hub having an inner surface with a plurality of splines. The hub is mounted on the crankshaft such that the plurality of splines on the inner surface of the hub meshes with the plurality of splines on the outer surface of the crankshaft. The transmission system further includes a flywheel mounted to the hub. | 06-21-2012 |
| 20120180586 | ROTARY UNITS, ROTARY MECHANISMS, AND RELATED APPLICATIONS - The invention relates to rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components counter-rotate or contra-rotate relative to one another during operation of the rotary mechanisms. Rotational components generally include one or more implements that are structured to perform or effect one or more types of work as the rotational components rotate relative to one another in a given rotary mechanism. In certain embodiments, implements are configured to rotate and/or to effect the movement of other components as rotational components rotate. | 07-19-2012 |
| 20120240703 | Power Transfer Box Lubrication Device - A vehicle having a power generating device and a power transfer device. The power transfer device includes a plurality of gears in a housing within which the plurality of gears rotate. The plurality of gears include a first gear and a second gear, the first gear meshing with the second gear. The housing has a lubrication passage. The housing also has a lubrication slot and/or a spray nozzle in fluid communication with the lubrication passage. The lubrication slot and/or spray nozzle direct the fluid flowing therethrough toward where the first gear and second gear mesh. | 09-27-2012 |
| 20120240704 | PLUGGABLE MECHANISM, PRODUCTION BOARD AND SUBRACK HAVING THE PLUGGABLE MECHANISM - A pluggable mechanism, disposed between a bearing board and a to-be-inserted board, includes: a gear wrench hinged on the bearing board, where the gear wrench comprises a handle and a drive tooth part; and a swing gear, hinged on the bearing board and connected to the to-be-inserted board, where the swing gear comprises a gearing tooth part meshing with the drive tooth part, and the to-be-inserted board moves with the move of the swing gear. A production board including the above pluggable mechanism is also disclosed. A subrack including the above production board is also disclosed. The pluggable mechanism has a simple structure, high reliability, good operability, no occupation of vertical space, and small motion resistance, and is suitable for board plugging requiring great force for inserting and removing. | 09-27-2012 |
| 20120247246 | Reversible multi-position gearmotor and storage tray for vending machines - A vending machine gearmotor that can be mounted in a variety of orientations and positions to better operate a variety of different size helix product drives and which permits a single type or design for a gearmotor to be used throughout a vending machine to drive single or dual-spiral selections. In this regard, the gearmotor can be used to rotate helix drives in either clockwise or counter clockwise directions with minimal effort required to change the direction of rotation. Thus, the gearmotors can be used in paired arrangements with two adjacent gearmotors being mounted in reversed directions so that one drives its helix in counter clockwise direction and the adjacent helix is driven in a clockwise direction with a product to be vended being carried by both adjacent helixes. | 10-04-2012 |
| 20120255384 | DEVICE WITH A TRANSMISSION TO SUPPORT AT LEAST ONE AUXILIARY DEVICE OF A VEHICLE WITH DRIVE ENERGY - A mechanism with a transmission device for supplying at least one auxiliary power take-off aggregate of a vehicle with drive energy. A transmission ratio of the transmission device is varied continuously varied at least over a certain range and the transmission device can be brought into functional connection, on the input side, with a drive input of a drive machine of a drive-train of the vehicle and, on the output side, with the auxiliary power take-off aggregate. The transmission device is in the form of a mechanical transmission device. A transmission unit is provided in the power path between the drive machine and the auxiliary power take-off aggregate, whose transmission ratio is adapted to the mechanical transmission device in such manner that, in a main operating range, the mechanical transmission device can be operated essentially within the range of its maximum efficiency. | 10-11-2012 |
| 20120272762 | FAN DRIVE GEAR SYSTEM INTEGRATED CARRIER AND TORQUE FRAME - A fan gear drive system includes a torque frame having a base with integrated gear shafts circumferentially spaced relative to one another. Each shaft provides a shaft axis. A bearing assembly is mounted on each of the gear shafts and provides a bearing assembly. The bearing assembly includes a spherical bearing configured to permit angular movement of the bearing axis relative to the shaft axis. | 11-01-2012 |
| 20120272763 | GEAR HOUSING FOR MOTOR AND MOTOR - A gear housing for a motor is fixed to a motor main body driving a rotary shaft. The gear housing contains a worm wheel and a worm connected to the rotary shaft. Three mounting feet to be fixed to a mounting member are formed at intervals and protrude from a first side surface of the gear housing. A bulge portion bulges outward on the first side surface of the gear housing to expand the internal space. The bulge portion has side walls, which are installed to protrude from the outer side surface constituting the side walls of the bulge portion, and an upper wall, which connects the distal ends in the protruding direction of the side walls. The three mounting feet are connected by the side walls and the upper wall. | 11-01-2012 |
| 20120285281 | GEARBOX WITH A THREE-POINT MOUNTING THAT REDUCES GEARBOX DISTORTION - A gearbox comprises a gearbox housing containing a gear train whose shafts are supported by the housing. The housing is fastened to a mounting plate at exactly three attachment points. This three point attachment reduces distortion of the housing that may cause misalignment of individual meshing gears in the gear train, leading to premature failure of those gears transmitting high torque. | 11-15-2012 |
| 20120291578 | ECCENTRICALLY CYCLOIDAL ENGAGEMENT OF TOOTHED PROFILES HAVING CURVED TEETH - The invention relates to mechanical transmissions for transforming the rotational motion to the rotational or reciprocal one, applying the toothed engagement of gears and it can find its application in cylindrical, bevel or planetary gearboxes and rack gears. One of the engaging profiles represents the gearwheel with at least two helical teeth. Operating segments of each tooth flank of this gearwheel are outlined in principal cross-sections by arcs of the circumference, eccentrically shifted with respect to the center of the gearwheel rotation. Conjugating helical teeth of the second profile are outlined in the same cross-section by segments of cycloidal curves. Tips and troughs between teeth can have any shape, not intersecting with the gearwheel teeth. | 11-22-2012 |
| 20120304791 | WAVE GEAR DEVICE PROVIDED WITH TAPERED FLEXIBLE EXTERNALLY TOOTHED GEAR - In an elliptical rim neutral line of each axially perpendicular cross section in a tooth trace direction of a flexible externally toothed gear of a wave gear device, external teeth are applied with addendum modification along the external teeth tooth trace direction so that the bending stress generated at the root rim surface of the external teeth that is caused by flexing of the flexible externally toothed gear is averaged out, the maximum value thereof can be reduced, and the transferred torque of the wave gear device can be increased. | 12-06-2012 |
| 20120304792 | OPERABLE TRANSMISSION, WORKING FLUID FOR SUCH A TRANSMISSION, AND METHOD FOR COMMISSIONING THE SAME - An operable transmission comprising toothed wheels. In order to operate the transmission with a lubricant and coolant which is environmentally friendly while providing improved heat dissipation and temperature-independent viscosity, the transmission contains a mixture of water and a glycol or similar, in which graphite particles are suspended. The mixture contains 40 to 60 percent per weight of the glycol and 2 to 25 percent by weight of graphite in the form of flaky graphite particles having a grain size of less than 12 micrometers, the remainder being composed of water and other admixtures and/or additives. Also disclosed are the lubricant and coolant as well as a method for starting a transmission operated with the lubricant and coolant. | 12-06-2012 |
| 20120312115 | HIGH SPEED GEAR SIZED AND CONFIGURED TO REDUCE WINDAGE LOSS - A gear and drive system utilizing the gear include teeth. Each of the teeth has a first side and a second side opposite the first side that extends from a body of the gear. For each tooth of the gear, a first extended portion is attached to the first side of the tooth to divert flow of fluid adjacent to the body of the gear to reduce windage losses that occur when the gear rotates. The gear may be utilized in drive systems that may have high rotational speeds, such as speeds where the tip velocities are greater than or equal to about 68 m/s. Some embodiments of the gear may also utilize teeth that also have second extended portions attached to the second sides of the teeth to divert flow of fluid adjacent to the body of the gear to reduce windage losses that occur when the gear rotates. | 12-13-2012 |
| 20130042710 | SPEED REDUCING MECHANISM - A speed reducing mechanism includes a speed reducer and a bearing engaged with the speed reducer. The speed reducer includes a driving member, a first transmission member and a second transmission member. The driving member is connected to the first transmission member. The first transmission member forms a plurality of first engaging teeth, and the second transmission member forms a plurality of second engaging teeth. The total number or count of the first engaging teeth is different from that of the second engaging teeth. The bearing includes a bearing cone, a bearing cup, and roller bearings mounted between the bearing cone and the bearing cup. The first transmission member is fixed to the bearing cup, and the second transmission member is fixed to the bearing cone. | 02-21-2013 |
| 20130047765 | GEARED MOTOR AND MANUFACTURING METHOD THEREFOR - A geared motor may include a motor and a gear mechanism for transmitting rotation of the motor. The gear mechanism includes an output gear which outputs rotation of the motor and a gear in a preceding stage which is connected with the output gear through another gear and the output gear is formed with a first positioning part showing an angular position of the output gear and the gear in the preceding stage is formed with a second positioning part showing an angular position of the gear in the preceding stage. After an assembling angular position of the output gear and an assembling angular position of the gear in the preceding stage have been determined, another gear is assembled. | 02-28-2013 |
| 20130081496 | WAVE GEAR DEVICE HAVING THREE-DIMENSIONAL CONTACTING INVOLUTE POSITIVE DEFLECTION TOOTH PROFILE - In a wave gear device, an involute tooth profile with the low pressure angle α (<20°) is employed as a basic tooth profile of external teeth of a flexible external gear. In the principal section of the external teeth, the tooth depth thereof satisfies 2κ | 04-04-2013 |
| 20130087002 | Internal Gear Machine - An internal gear machine has a pinion which meshes with an internal gearwheel. The meshing of the pinion and of the internal gearwheel is configured such that it has an essentially closed engagement line. | 04-11-2013 |
| 20130104681 | GEARBOX IN A TURBINE ENGINE | 05-02-2013 |
| 20130205930 | POWER TRANSMISSION APPARATUS - A power transmission apparatus includes a case having a first member and a second member. A first shaft extending in a first direction and a second shaft extending in a second direction intersecting with the first direction are accommodated in the case. A fastener for fastening the first member and the second member to each other is inserted through a hole formed in the first member. A bearing support part for supporting the second shaft is formed in the first member. In a third direction perpendicular to both of the first direction and the second direction, a whole of the hole is positioned in one side in the third direction than an inner peripheral end of the bearing support part in the one side in the third direction. | 08-15-2013 |
| 20130239720 | Transmission Module of a Toilet Seat Sanitation Paper Dispenser - A transmission module of a toilet seat sanitation paper dispenser includes a housing, a gear assembly and a lever assembly. The housing has a plurality of sets of positioning holes, a set of first central holes and a set of second central holes. The gear assembly has a front gear, an intermediate gear unit and a rear gear unit. The front gear and the rear gear unit are coupled to the plurality of sets of positioning holes. The intermediate gear unit is capable of being optionally coupled with the set of first or second central holes. The front gear is engaged with the intermediate gear unit, and the intermediate gear unit is engaged with the rear gear unit. The lever assembly is connected to the front gear so as to drive the front gear to rotate. | 09-19-2013 |
| 20130239721 | Drive Device for a Compaction Device on a Spinning Machine - The invention relates to a device for compacting a sliver (V) on a spinning machine, having a driven, revolving compaction element ( | 09-19-2013 |
| 20130283950 | IN-WHEEL MOTOR DRIVING DEVICE - In an in-wheel motor driving device, since an involute speed reduction gear with a small difference in number of teeth which can be made small in size can be disposed on an inner side of an inner rotor type motor, a size of the in-wheel motor driving device in the direction of a rotational axis can be reduced. Further, in the inner rotor type motor, since a first stator is disposed so as to face a radially outer side of a large-diameter rotor, heat generated in the first stator is easily dissipated. On the other hand, in an outer rotor type motor, since a second stator is disposed so as to face a radially inner side of a small-diameter rotor, a torque radius of the small-diameter rotor can be made large, thereby making it possible to ensure a large torque capacity. Because of this, the outer rotor type motor can be made smaller in diameter than the inner rotor type motor, thereby making it possible to ensure a large space within a wheel. | 10-31-2013 |
| 20130291672 | DETECTING A RELATIVE SHAFT POSITION ON GEARED SHAFTS - A system for determining a relative position of a secondary gear includes a gear assembly including a phonic wheel fixed to a primary gear and a secondary gear rotatably engaged to the first gear, a sensor configured to output a signal upon detecting a tooth of the phonic wheel, and a digital logic circuit configured to detect a revolution of the phonic wheel, to generate a primary gear tooth pulse at intervals corresponding to intervals of teeth of the primary gear based on the detected revolution of the phonic wheel, and to generate a secondary gear revolution signal at an interval corresponding to a revolution of the secondary gear based on the primary gear tooth pulse. | 11-07-2013 |
| 20130305864 | HARMONIC DRIVE WITH STIFFNESS-OPTIMIZED WAVE GENERATOR - A shaft transmission including at least one annulus having an inner gearing, a flexible spur gear arranged within the annulus and having an outer gearing, and a shaft generator for deflecting the spur gear in radial direction arranged within the spur gear, a torque-transmitting connection being created between the annulus and the spur gear at two opposing points of the spur gear, the shaft generator having a ring with an elliptical outer periphery and an elliptically shaped rolling bearing applied to the outer periphery, the rolling bearing having an outer ring ( | 11-21-2013 |
| 20130312558 | WAVE GEAR DEVICE AND FLEXIBLE EXTERNALLY TOOTHED GEAR - A cup-shaped flexible externally toothed gear of a wave gear device comprises a cylindrical body part, and an external-teeth area thereof includes a pushed portion pushed radially outward by a wave generator and a groove formed in a position adjacent to the pushed portion toward a diaphragm. The reaction force of the wave generator can be reduced because the groove is formed to partially reduce thickness in a portion that does not affect the root strength of the external teeth. The increase in root stress can be suppressed when the roots of the external teeth are thickened, and root strength can be effectively increased. The load torque of the wave gear device can thereby be increased. | 11-28-2013 |
| 20130319151 | WAVE GEAR DEVICE AND FLEXIBLE EXTERNALLY TOOTHED GEAR - In a wave gear device, an annular rigid externally toothed gear is disposed on the inner side of a cup-shaped flexible internally toothed gear. An internal-tooth-formation portion of the flexible internally toothed gear and a pushed portion pushed by a wave generator and flexed ellipsoidally are formed in different positions along the center axis line. The wave generator is disposed on the inner side of the flexible internally toothed gear, the pushed cylindrical portion is pushed from the inner side to the outside along the radial direction thereof by the wave generator, whereby the pushed cylindrical portion is flexed ellipsodially. As the outside diameter dimension of the wave gear device is determined by that of the flexible internally toothed gear, a wave gear device having a small outside diameter dimension can be obtained. | 12-05-2013 |
| 20130333505 | HARMONIC REDUCER WITH STATIONARY GEAR - A harmonic reducer with a stationary gear includes a stationary gear, a circular spline, a flexspline and a wave generator. The wave generator is assembled with the flexspline and a power source, and then the flexspline is assembled with the stationary gear and the circular spline. The flexspline is deformed when assembled, so the external gear thereof partially engages the first internal gear of the stationary gear and the second internal gear of the circular spline. The stationary gear is fixed, so when the power source drives the wave generator to rotate, the flexspline deforms but does not rotate in relative to the stationary gear. In relative to the circular spline, the flexspline both deforms and rotates relatively, so the circular spline and the output shaft rotate in a reducing speed simultaneously. | 12-19-2013 |
| 20130340553 | SYSTEMS AND APPARATUS FOR PROVIDING MOTOR PROTECTION IN A POWER TOOL AND METHOD OF MANUFACTURING THE SAME - Systems and apparatus for reliably sealing a surgical device are disclosed herein. Specifically, a surgical device including a drive shaft tube that is coupled to a drive shaft is disclosed. Because the drive shaft tube is coupled to the drive shaft, the drive shaft tube rotates at the same rotational speed as the drive shaft, which is less than the rotational speed of a cannulated motor shaft. The drive shaft tube can extend through the cannulated motor shaft. In addition, a sealing member can be provided to seal between the drive shaft tube (which rotates slowly) and the motor instead of between the motor shaft (which rotates more quickly) and the motor. The sealing member can be provided in a gap defined between an outer surface of a portion of the drive shaft tube extending beyond the cannulated motor shaft and the motor. | 12-26-2013 |
| 20140000399 | MOTOR ACTUATOR | 01-02-2014 |
| 20140013885 | MESHED GEAR FOR VEHICLE - It is provided a meshed gear for a vehicle disposed in a power transmission path between an engine and drive wheels and made up of a pair of gears meshed with each other, at least one gear making up the meshed gear having a ring shape, and the one gear having an outer circumferential portion disposed with an additional vibration system. | 01-16-2014 |
| 20140047937 | WAVE GEAR DEVICE HAVING THREE-DIMENSIONAL-CONTACT TOOTH PROFILE - In a wave gear device, similarity-curve tooth profiles BC and AC are adopted as addendum tooth profile shapes for gears, the tooth profiles being derived from a movement trajectory M | 02-20-2014 |
| 20140047938 | UNIT TYPE WAVE GEAR DEVICE - A unit type wave gear device ( | 02-20-2014 |
| 20140069219 | REDUCTION GEAR FOR ELECTRIC POWER STEERING AND METHOD FOR MANUFACTURING THE SAME - A reduction gear for electric power steering includes a first reduction gear composition for electric power steering containing 95 to 97 parts by weight of polyamide 66 (PA66) among polyamide-based materials, and a second reduction gear composition for electric power steering containing 3 to 5 parts by weight of an ethylene-methacrylic acid copolymer (EMAA) among polyolefin-based materials, wherein a weight ratio of the PA66 to the EMAA is 24:1 to 49:1. | 03-13-2014 |
| 20140096632 | Gearbox For A Tap Changer, A Tap Changer And A Transformer - A gearbox for a tap changer. The gearbox has an input drive shaft arranged to be connected to a motor. The gearbox also has a diverter switch drive output with a diverter shaft. The diverter switch drive output is arranged to be connected for actuation of breakers in a diverter switch of the tap changer. The gearbox further has first and second selector arm drive outputs arranged for actuation of a tap selector of the tap changer. It also has reduction gear means connecting the input drive shaft to the diverter switch drive output and to each of the selector arm drive outputs. Further the gearbox has timing connection means arranged to connect the reduction gear means to each of the selector arm drive outputs. The invention also relates to a tap changer having such a gearbox and to a transformer provided with such a tap changer. | 04-10-2014 |
| 20140102233 | Device of a Pair of Claw-Type Rotors Having Same Profiles - The present invention is to provide a device of a pair of claw-type rotors having same profiles, the device includes a defined rotor and a conjugate rotor intermeshing with and conjugating to each other. The defined rotor includes a first claw having a cross-section profile having an epicycloid, a first arc, a second arc, a third arc, and a fourth arc all connected together in sequence in a counterclockwise direction. The first, second, third, and fourth arcs are connected with slope continuity, whereby locations of centers, values of radiuses and arc angles of the second and third arcs are capable of being defined in accordance with the slope continuity and geometric relations between the first and fourth arcs. The conjugate rotor has a first claw having a cross-section profile generated by utilizing a conjugate curve corresponding to the first claw of the defined rotor. | 04-17-2014 |
| 20140109708 | REDUCTION GEAR UNIT - A ring that includes an inner peripheral surfaces that surrounds an outer peripheral surface of a pinion shaft provided through a pinion, a gear-side end surface, a bearing-side end surface, and an outer peripheral surface inclined from the gear-side end surface toward an outer peripheral edge of the bearing-side end surface is provided between the pinion and an inner race. When the length from an outer peripheral edge of the outer peripheral edge of the gear-side end surface to an axial line of the pinion shaft is L10, the length from a tooth root of a large gear to the axial line is L11, the length from an outer peripheral edge of a gear-side end surface of a large-diameter-side flange portion to the axial line is L2, and the length from the outer peripheral edge of the bearing-side end surface to the axial line is L3, L10| 04-24-2014 | |
| 20140116171 | POWER TRANSMISSION DEVICE AND MANUFACTURING METHOD THEREOF - A power transmission device includes a gear speed reduction mechanism which includes an input shaft, an input pinion provided on the input shaft, a rotary shaft other than the input shaft, and a gear incorporated to the rotary shaft, and a casing which accommodates the gear speed reduction mechanism. The casing is made of resin and includes a casing body which includes an incorporating opening for incorporating the gear and a cover which closes the incorporating opening. The casing body includes an input side opening with the opening being a size that the input pinion can be inserted but the gear cannot be inserted. In addition, the rotary shaft is supported by a bearing support which is formed in the casing body, and the bearing support of the rotary shaft is not formed on the cover. | 05-01-2014 |
| 20140116172 | REDUCTION GEAR UNIT AND BEARING - There is provided a reduction gear unit including: a pinion; a bearing that is located on each of both sides of the pinion; a large gear that meshes with the pinion; a gear case that stores therein lubricant oil, and accommodates the pinion and the gear; and pinion bearing caps each of which includes an annular portion, wherein the annular portion extends from outside of the gear case toward inside thereof and parallel to a pinion shaft, and includes an end portion in which an end surface in an extending-direction is provided on a side of the pinion with respect to an extended line of a gear-side end surface of an inner race of the bearing, and an inner peripheral surface of the end portion is formed so that a diameter is decreased from a gear-side end surface of an outer race toward the end surface. | 05-01-2014 |
| 20140130628 | ACCESSORY GEARBOX FOR A GAS TURBINE - An accessory gearbox for a gas turbine, the gearbox including a front lateral face and a rear lateral face opposite from the front face and a peripheral rim closing the box, and at least one mounted gear train including a plurality of gearwheels meshing together, each gearwheel being carried by a central shaft held at each of its two ends by a respective rolling bearing, the rolling bearings of at least one of the two ends being fastened together on at least one perforated plate attached to the peripheral rim. | 05-15-2014 |
| 20140157925 | WAVE GEAR UNIT WITH INPUT BEARINGS - A wave gear unit has an input shaft positioned along a center axis by first and second input bearings. A first unit end plate at the first-input-bearing side is a composite member in which a bearing housing member of an iron-based material is integrated with an end plate main body member of a lightweight material. A second unit end plate at the second-input-bearing side is integrated with a rigid internally toothed gear, and is a composite member in which a second member of a lightweight material is integrated with a first member of a lightweight material. The first member has an end plate main body portion of the second unit end plate and a gear main body portion of the rigid internally toothed gear, while the second member has a bearing housing portion of the second unit end plate and a teeth formation portion of the rigid internally toothed gear. | 06-12-2014 |
| 20140165757 | POSITIONING DEVICE - An adjustable head for use in connection with a tripod including a housing and an internal pan adjustment gear configured to rotate the housing around a first axis and a tilt adjustment gear configured to rotate the housing around a second axis, perpendicular to the first axis. A pan adjustment knob is connected with respect to the pan adjustment gear that permits a continuous and infinite coarse adjustment and a continuous and infinite fine adjustment of the pan adjustment gear, wherein locking the coarse adjustment enables the fine adjustment. | 06-19-2014 |
| 20140165758 | FLEXIBLE EXTERNALLY TOOTHED GEAR FOR WAVE GEAR DEVICE - A cup-shaped flexible externally toothed gear of a wave gear device, wherein a diaphragm plate slopes from a diaphragm internal peripheral edge portion contiguous to a boss part toward a diaphragm external peripheral edge portion contiguous to a cylindrical body portion in a direction in which the diaphragm external peripheral edge portion is at greater distance from an open end of the cylindrical body portion with respect to an orthogonal plane orthogonal to a central axis line of the device. The length dimension of the diaphragm plate and the length dimension of the cylindrical body portion in the axial direction can be increased. Therefore, the fatigue strength of the diaphragm plate and the load capacity of the wave gear device in which the flexible externally toothed gear has been incorporated can be increased. | 06-19-2014 |
| 20140174230 | GEAR HUB HAVING A GEAR PUMP - A gear hub assembly is disclosed that has a sealed housing that includes an input gear and an output gear that are meshed together to provide a gear pump to move fluid between a fluid inlet and a fluid outlet disposed on opposite sides of engagement of the input and output gear. The housing defines an axle shaft-receiving aperture and a wheel spindle-receiving aperture to allow the gear hub assembly to transmit torque from a vehicle axle shaft to a wheel spindle while operating as a gear pump. The fluid inlet and outlets can be coupled to a hydraulic system to provide braking (or kinetic energy recovery) by restricting the flow of hydraulic fluid which in turn resists rotation of the gears in the gear hub, and thus can act to slow the vehicle. | 06-26-2014 |
| 20140174231 | GEAR TRANSMISSION SYSTEM - A gear transmission system ( | 06-26-2014 |
| 20140190297 | Oil Field Pump Unit Hybrid Gear Reducer - An oilfield pumping unit two-stage transmission gear reducer includes a low speed stage having a low speed shaft configured to receive motion from an intermediate shaft. A first gear pair includes a low speed shaft double circular arc gear mounted on the low speed shaft and configured to be driven by an intermediate shaft double circular arc gear mounted on the intermediate shaft. A high speed stage includes a high speed shaft configured to receive motion from an intermediate shaft. A second gear pair has a high speed shaft involute gear mounted on the high-speed shaft and configured to be driving an intermediate shaft involute gear mounted on the intermediate shaft. | 07-10-2014 |
| 20140190298 | WAVE GEAR DEVICE - The interior space of a cup-shaped flexible externally toothed gear of a cup-type wave gear device is divided into a front interior space and a rear interior space by a partition mechanism. A lubricant is filled in the front interior space at the side of a wave generator, to which lubrication is required. The volume of the front interior space is set so that a necessary amount of lubricant is filled. Since the lubricant is not necessary to fill in the entire interior space of the flexible externally toothed gear, the amount of lubricant to be filled can be reduced. | 07-10-2014 |
| 20140260743 | WHEEL DRIVING APPARATUS - A wheel driving apparatus driving a wheel of a forklift, includes a casing; and a reduction gear mechanism section that is disposed inside the casing. A trunnion disposition portion in which a trunnion member is disposed to support a mast of the forklift is provided on an outer periphery of the casing, and an internal gear that configures the reduction gear mechanism section is provided on an inner side of the trunnion disposition portion in a radial direction. The internal gear is configured to include an internal tooth element which is independent from the casing. The internal tooth element is fixed to the casing in a state of being provided with a gap with respect to an inner periphery of the casing. | 09-18-2014 |
| 20140283638 | WAVE GEAR DEVICE AND HOLLOW ROTATING ACTUATOR - In a wave gear device, the inner race and the boss are fixed together by a laser welded part formed along the entire periphery thereof. The laser welded part also functions as an oil seal for sealing the inner race and the boss. The boss and the inner race are fixed together in a manner that a required axial length is short, and that machining and assembling steps are reduced. Oil seal members are not required to seal the boss and the inner race. | 09-25-2014 |
| 20140326095 | FACE GEAR AND GEAR DEVICE - This face gear has a plurality of annularly arranged gear teeth. A recess for holding grease or another lubricant is formed in the tooth surface of each gear tooth. A recess forming area, which is the area in which the recess is formed, is provided between the tooth bottom and the pitch point in each gear tooth. In other words, a recess is not formed in the part of the tooth surface that is located between the tooth tip and the pitch point. As a result, the gear teeth can be effectively lubricated while minimizing instability in the meshing state between gears. | 11-06-2014 |
| 20140345405 | Rsp-Gearing Insensitive to Axis Misalignment and Other Displacement and Methods of Producing Gears - A gearing arrangement that includes a gear and a pinion with intermeshing teeth. The gear includes a base pitch and the pinion includes a base pitch. The geometry of the tooth flanks of the gear and the pinion are constructed to accommodate various values of axis misalignment. The base pitch of the gear is always equal to the operating base pitch of the gear pair. Similarly, the base pitch of the pinion is always equal to the operating base pitch of the gear pair. Therefore, the base pitches of the gear and pinion are always equal to one another and to the operating base pitch. | 11-27-2014 |
| 20140345406 | STRAIN WAVE GEARING WITH INVOLUTE POSITIVE DEFLECTION TOOTH PROFILE TAKING RIM THICKNESS INTO CONSIDERATION - In the strain wave gearing, an involute positive deflection tooth profile of a low pressure angle of less than 20° is used as the basic tooth profile for the rigid internal spur gear and the flexible external spur gear in order to increase the effective tooth depth. Continuous meshing of the two gears in the tooth trace direction is made possible by shifting the external teeth so that the linear parts of the rack tooth profiles coincide when viewed along the tooth trace direction. The root rim thickness of the front end of the external teeth of the flexible external spur gear is set to an optimal thickness and the root rim thicknesses at various positions other than the front end of the external teeth in the tooth trace direction are set to appropriate values. | 11-27-2014 |
| 20140345407 | LARGE-RATIO STRAIN WAVE GEARING SPEED CHANGING APPARATUS - A strain wave gearing speed changing apparatus for changing an input speed to an output either greatly slower or faster, the apparatus has a coaxial pair of circular splines that includes a first circular spline having a tooth number T | 11-27-2014 |
| 20150053032 | POWER TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A power transmission device includes a drive coupling, a driven coupling, and an intermediate transmission member. The drive coupling receives power from a drive source and rotates. The driven coupling is disposed coaxially on a first rotary shaft of the drive coupling and detachably attachable relative to the main body of the image forming apparatus. The intermediate transmission member meshes with the drive coupling and the driven coupling and is held by one of the drive coupling and the driven coupling in a state in which the driven coupling is disengaged from the main body. One of the drive coupling and the driven coupling, whichever holds the intermediate transmission member, constitutes a retaining coupling including an attachment member attached to one of a drive-side device and a driven-side device, and a stopper assembly facing the intermediate transmission member in an axial direction of the first rotary shaft. | 02-26-2015 |
| 20150053033 | Devices and Methods for Remanufacturing Printer Cartridges - Devices and methods for remanufacturing a printer cartridge component are provided. The printer cartridge component is a drum gear assembly configured for attachment to an organic photoconductor (OPC) drum configured for use in a printer cartridge. The drum gear assembly has a drum drive gear and a drive axle attached to the drum drive gear. The drive axle has a first end with teeth portions. The device has a first portion having a drive axle engagement end configured to engage the drive axle. The device further has a second portion coupled to the first portion. The second portion has a teeth engagement portion to engage one or more of the teeth portions of the drive axle. The first portion and the second portion are configured for assembling and disassembling the drum gear assembly. | 02-26-2015 |
| 20150075310 | COMPOUND HARMONIC DRIVE - A harmonic drive includes a first flexible gear and a second flexible gear disposed around the first flexible gear and coaxial with the first flexible gear. A first ring gear meshes with the first flexible gear, and a second ring gear meshes with the second flexible gear. | 03-19-2015 |
| 20150090060 | METHOD OF DESIGNING DRIVE UNIT - A design method of a drive unit includes: deriving a minimum reference contact pressure Fa causing any of the shaft portion among the plurality of the shaft portions to result in damage; and designing the shaft portions or the gears to be of form such that the plurality of shaft portions and the plurality of gears satisfy the relationship F/D×L| 04-02-2015 | |
| 20150101433 | POWER TRANSMISSION SYSTEM FOR PEOPLE MOVER - A power transmission system for a people mover, including a transmission housing; a main shaft extending at least partially through the transmission housing for rotation with respect thereto; a plurality of gears located inside the transmission housing, the plurality of gears adapted to rotate the main shaft; and a flexible coupling adapted to secure the transmission housing to a structural support. | 04-16-2015 |
| 20150107387 | Harmonic Drive Gear Reduction Mechanism - A harmonic drive gear reduction mechanism includes a rigid inner spline with 2(n+1) teeth and a tooth module of m, a flexible outer spline inserted in the rigid inner spline has 2n teeth and a tooth module of m, a flexible bearing inserted in the flexible outer spline, and a wave generator inserted in the flexible bearing. A thickness between an inner diameter of the flexible bearing and a pitch diameter of the flexible outer spline is t, a cross sectional profile of the wave generator consists four curves, the first and third curves have a radius of curvature R, R=m (n+1)−t, a central angle of the first and third curves is k, and 10| 04-23-2015 | |
| 20150107388 | METHOD OF PRODUCING WAVE GEAR DEVICE AND WAVE GEAR DEVICE - A circular spline is secured to a housing. An output member is positioned relative to the circular spline, an outer race of a bearing is secured to the housing, and an inner race of the bearing is secured to the output member. A flex spline is positioned relative to the circular spline and secured to the output member. A wave generator is positioned relative to the circular spline, and a support member, by which the wave generator is rotatably supported, is secured to the housing. | 04-23-2015 |
| 20150135875 | DEPENDENCY TRANSMISSION - The disclosure relates to a transmission for a motor vehicle, wherein the transmission comprises an input shaft, at least first and second countershafts, and an output shaft. The input shaft is provided with a first driving gearwheel, which interacts with a first gearwheel arranged upon the first countershaft, and a second gearwheel arranged upon the second countershaft. A number of gear teeth of the first gearwheel is selected such that, in relation to the number of gear teeth of the first driving gearwheel, the number of gear teeth of the first gearwheel can be either reduced or increased with at least one gear tooth, without affecting the number of gear teeth upon the first driving gearwheel, whereby the reduction or increase in the number of gear teeth of the first gearwheel is compensated with a profile shift of the gear teeth of the first gearwheel. | 05-21-2015 |
| 20150342113 | REVERSIBLE SEEDER TRANSMISSION AND SEEDER DRIVE APPARATUS - An apparatus for transmitting power from a drive shaft ( | 12-03-2015 |
| 20150375786 | AUTOMATIC TURNING DECELERATION DEVICE FOR A MOBILITY AID - An automatic turning deceleration device for a mobility aid has a fixing base, a fixing unit, a turning sensor, a turning base, a linking unit, and a control module. The turning sensor is rotatably mounted on a side of the fixing unit. The turning base is mounted around the turning sensor. The linking unit is combined on the turning base and abuts the turning sensor. The control module is mounted on a side of the turning base and links between the fixing base and the turning base. Therefore, the automatic turning deceleration device can provide a stable and steady decelerating effect for the mobility aid. | 12-31-2015 |
| 20160153527 | ACTUATOR | 06-02-2016 |
| 20100139432 | DISC-SHAPED TORQUE TRANSDUCER - A power tool includes a motor having an output shaft that defines an axis, a drive train connected to the output shaft and operable to drive a tool output and a housing at least partially surrounding the motor and the drive train. The power tool further includes a reference disk fixed to the housing, a collar including internal teeth that engage at least a portion of the drive train and a torque transducer having a hub, a web and a rim. The torque transducer is positioned between the collar and the reference disk such that the rim is connected to the collar and the hub is connected to the reference disk. The web defines a first thickness measured parallel to the axis and the rim defines a second thickness measured in a radial direction with respect to the axis, such that the second thickness is greater than the first thickness. | 06-10-2010 |
| 20150292612 | TORQUE ESTIMATION FOR WORK MACHINE POWER TRAIN - A work machine having a diesel engine driving a plurality of ground movement devices to tow an agricultural implement. A torque estimating system is employed to determine the level of torque in the drive train between the diesel engine and the ground movement devices. The torque estimation device is a sensor determining the axial and radial deflection of an input shaft as a function of the torque transmitted between a pair of adjacent gears in the power train. | 10-15-2015 |
| 20160053819 | DEVICE FOR LIMITING TORQUE AND FARM MACHINE USING SAME - A torque-limiting device for secure transmission of a rotation between an inlet baseplate and an outlet baseplate, including at least one drive bolt that forms a breaking element by shearing in case of a torque exceeding a predetermined threshold, and an intermediate baseplate that is driven by the inlet baseplate and which in turn drives the outlet baseplate. The at least one bolt ensures driving of the intermediate baseplate and the inlet baseplate or the outlet baseplate. The intermediate baseplate includes at least one locking element by shape cooperation with a locking part of the bolt, and the torque-limiting device has a larger number of locking elements than of bolts. An agricultural machine can include such a torque-limiting device. | 02-25-2016 |
