Class / Patent application number | Description | Number of patent applications / Date published |
074111000 | MECHANICAL MOVEMENTS (INTERMITTENT GRIP TYPE) | 34 |
20160201778 | INCREMENTAL DEPLOYMENT DEVICE | 07-14-2016 |
074112000 | Rotary to intermittent unidirectional motion | 14 |
20100083779 | MULTI-POSITION ROTARY DETENT ASSEMBLY - A multi-position rotary detent assembly operable to selectively retain a first component and a second component in a first position, a second position, and at least one intermediate position is provided. The detent assembly includes a first biasing assembly urging the first component into the first position. A cam plate is disposed opposite a guide pin assembly and has a cam path having a first detent feature and at least one intermediate detent feature. The guide pin is configured to engage the cam plate and is movable along the cam path. The first component is in the first position when the guide pin engages the first detent feature, is placed in an intermediate position when the guide pin engages a corresponding intermediate detent feature, and is urged into in the second position when disengaged from the cam path. | 04-08-2010 |
074116000 | Rotary crank or eccentric drive | 12 |
20090282936 | ONE-WAY ACTION MECHANISM - A one-way action mechanism capable of rotating steplessly includes a main body, a rotary element and a friction element. The main body is provided thereon with a pivotal hole and a recessed space in communication with the pivotal hole. One side of the recessed space away from the pivotal hole has a friction surface. The rotary element is formed into a circular ring and is pivotally connected in the pivotal hole. The outer periphery of the rotary element is formed by a plurality of teeth. The friction element is received in the recessed space and has a gear and a friction wheel covering the gear. The friction element is restricted by an elastic element, so that the friction wheel can be brought into a rotary and frictional contact with the friction surface. An intermediate gear is drivingly engaged between the rotary element and the gear of the friction element. | 11-19-2009 |
20110203396 | STEP ACTUATOR - Disclosed is a step actuator. The step actuator includes a housing, a stator in the housing, a rotor including a magnet provided radially inward of the stator and a nut member inserted into the magnet and protruding through one side of the housing, a bearing rotatably supporting the nut member, a screw member coupled with the nut member to linearly move as the rotor rotates, and a mounting member supported on one side of the housing to support the screw member in such a manner that the screw member is linearly movable. The nut member includes an end portion passing through the bearing and a coupling portion extending from the end portion to couple with the bearing. | 08-25-2011 |
20140026696 | STEP ACTUATOR - A step actuator includes a housing, a stator in the housing, a rotor including a magnet provided radially inward of the stator and a nut member inserted into the magnet and protruding through one side of the housing, a bearing rotatably supporting the nut member, a screw member coupled with the nut member to linearly move as the rotor rotates, and a mounting member supported on one side of the housing to support the screw member in such a manner that the screw member is linearly movable. The nut member includes an end portion passing through the bearing and a coupling portion extending from the end portion to couple with the bearing. | 01-30-2014 |
074117000 | Adjustable | 7 |
20080295626 | Unidirectional Gear Drive - A mechanical assembly applicable to convert bidirectional motion of an input shaft into unidirectional motion of an output shaft comprising input shaft, intermediate shaft and output shaft, wherein two sets of gearing arranged one after the other, in combination with ratchet and pawl mechanisms driven in opposite directions, with two opposing ratchet wheels fitted to input shaft, each accompanied by a gearwheel driven on bearings on the same shaft with protruded flanges integral to aforesaid gear wheel, carrying spring loaded pawls on flanges to engage with accompanied ratchet wheel. The output shaft is coupled to input shaft by aforesaid gearings, so that the rotary movement performed either on clock wise or counterclockwise direction on input shaft will result unidirectional motion on output shaft. | 12-04-2008 |
20110011192 | TRANSMISSION HAVING CONTINUOUSLY VARIABLE GEAR RATIOS BETWEEN AN INPUT SHAFT AND AN OUTPUT SHAFT - Gear mechanism with a continuously variable gear ratio between an input shaft ( | 01-20-2011 |
20150292604 | VEHICLE POWER TRANSMISSION DEVICE - Six transmission units of a vehicle power transmission device are arranged side by side at equal intervals and intermittently transmit driving force with different phases. The phase of unit # | 10-15-2015 |
20150292605 | CONTINUOUSLY VARIABLE TRANSMISSION - In a stepless transmission | 10-15-2015 |
20150316132 | STEPLESS TRANSMISSION - A one-way clutch | 11-05-2015 |
20160033020 | VEHICULAR POWER TRANSMISSION DEVICE - A vehicular power transmission device including a crank type continuously variable transmission is provided in which when the vehicle transitions to the deceleration traveling state, a second one-way clutch ( | 02-04-2016 |
20160053875 | VEHICLE POWER TRANSMISSION APPARATUS - In a crank-type vehicle power transmission apparatus, since an outer member of a one-way clutch has a large swing angular velocity when an amount of eccentricity of an input side fulcrum is large and a small swing angular velocity when the amount of eccentricity of the input side fulcrum is small, a projection fixed to the outer member is detected by a proximity sensor, the swing angular velocity of the outer member is calculated from a time gap of detection signals outputted by the proximity sensor, and the amount of eccentricity of the input side fulcrum can be estimated based on the swing angular velocity. Since the cumulative value of the detection signals is not used in the course of estimating the amount of eccentricity, the occurrence of error in estimation due to an accumulation of errors can be avoided. | 02-25-2016 |
074118000 | Lever transmitter | 1 |
20090078068 | ACTUATION DEVICE HAVING COMBINED MECHANISMS TO MATCH A DESIRED CONNECTOR PLUGGING CURVE AND METHOD FOR ACTUATING A POWER SUPPLY THEREWITH - An actuation device includes a frame, a linkage mechanism and a handle mechanism. The handle mechanism includes a handle and a connection link, each having a first end and an opposite second end. The first end of the handle is pivotally connected to the frame. The first end of the connection link is pivotally connected to the handle and the second end of the connection link is pivotally connected to the linkage mechanism. Movement of the second end of the handle rotates the handle about an axis determined by a connection point of the first end of the handle to the frame and results in movement of the connection link in a first direction causing translation of the linkage mechanism in a second direction substantially perpendicular to the first direction to mechanically and electrically connect a power supply to an outside circuit through an opening of the frame. | 03-26-2009 |
074122000 | Rotary cam drive | 1 |
20120125133 | LOST MOTION CAM ACTUATING DEVICE - A lost motion cam assembly for a vehicle lock. The assembly includes a lever, pivotally mounted to the housing and movable between locked and unlocked positions. A motor drives a gear mounted to a shaft in the housing. A cam is also rotatably mounted to the shaft, and includes a pair of opposing cam arms. When a cam arm engages a first interaction surface on the lever, the lever actuates. A second interaction surface on the lever stops the cam. The cam is operably connected to the gear by a lost motion connection that defines a range of free travel of the cam relative to the gear. Manually pivoting the lever while one of the pair of cam arms is in contact with the first interaction surface on the lever causes the cam to rotate within the range of free travel. | 05-24-2012 |
074125500 | Intermittently engaged clutch | 1 |
20100269605 | Continuously Variable Transmission Using Oscillating Torque, Tethered Masses, and Inertia Control - A transmission utilizing oscillating torque to vary the mechanical power transmitted to a load was previously patented by this inventor (U.S. Pat. Nos. 6,062,096, 6,044,718, and 7,481,127). The transmission has a rotatable input member and a rotatable mass. The transmission also has a member with an eccentric offset, with the rotatable mass rotatably coupled to the offset and being eccentric with respect to the offset. The present invention provides several improvements to the previous patents, including belt or chain for the rotating masses to improve load-carrying capacity and improvements to the control system using inertia control. FIG. | 10-28-2010 |
074126000 | Oscillation or reciprocation to intermittent unidirectional motion | 10 |
20080257083 | Driving device having suitable stationary member as material - A driving device includes an electro-mechanical transducer having first and second end portions opposite to each other in an expansion/contraction direction, a stationary member coupled to the first end portion of the electro-mechanical transducer, a vibration friction portion mounted to the second end portion of the electro-mechanical transducer, and a rod-shaped moving portion frictionally coupled to the vibration friction portion, whereby moving the moving portion in the expansion/contraction direction of the electro-mechanical transducer. The stationary member consists essentially of a base alloy which consists of, by weight, 88 to 97% tungsten, 2 to 11% nickel as a binder, and, as the balance, 0.1 to 2% at least one metal having an ionization tendency which is higher than that of tungsten. The stationary member has a surface without nickel plating. | 10-23-2008 |
20150316949 | HANDLE FOR KITCHEN DEVICES - A knob/handle for kitchen devices having a rotary motion is provided. The knob/handle includes a handle body and a modified sprag clutch mechanism integrated into the handle body to enable rotation of the handle in one pre-designated direction for application of torque to a connected shaft. A hub is secured to the handle body and has one end in communication with the modified sprag clutch mechanism and an opposing end configured for connection to a shaft of a kitchen device. | 11-05-2015 |
20150345479 | Convertor - The present invention relates to a convertor for converting alternating movement to unidirectional movement, the convertor comprising an actuator for generating the alternating movement, the actuator being disposed to exert compressive and tensile forces on first and second members, the first said member having a positive Poisson's ratio and the second said member having a negative Poisson's ratio, and the first and second members being adapted for differential frictional engagement with a structure. | 12-03-2015 |
074127000 | Screw and nut devices | 1 |
20090126521 | Nut With Flexible Gripping Fingers And Apparatus - A nut and lead screw assembly that includes a nut are disclosed. The nut includes at least one flexible finger for adjusting the engagement of a threaded portion of the nut with corresponding threads of a lead screw. The threaded portion is preferably formed of a different material than the flexible finger. The material of the threaded portion is preferably of a lower coefficient of friction than the flexible finger. The nut also includes an adjustment mechanism that adjust the radial position of the flexible finger and also the threaded portion. A preferred adjustment mechanism includes a spring finger that provides a radially extending biasing load to a free end of the flexible finger to adjust the position of the flexible finger. The adjustment mechanism more preferably includes a an adjustment member that adjusts the radial load provided by the spring finger. | 05-21-2009 |
074128000 | Slide actuator | 3 |
20090282937 | STEPPER ACTUATOR HAVING A BREAKING MECHANISM - A stepper actuator including a brake drum and a central gear mechanically connected thereto. The brake drum and the central gear are selectively rotatable in opposing first and second rotational directions. First and second actuation members are moveable through first and second actuation cycles to incrementally rotate the central gear. The actuation members engage and subsequently disengage the central gear as they move through their actuation cycles. The actuation members are configured to rotate the central gear during engagement therewith. A braking assembly is operatively connected to the first and second actuation members and is frictionally engaged to the brake drum to prevent rotation of the brake drum when the first and second actuation members are each in a retracted position as occurs when neither is moving through a corresponding actuation cycle. The braking assembly disengages the brake drum when one of the actuation members is moved from its retracted position and into its actuation cycle as facilitates the incremental rotation of the central gear. | 11-19-2009 |
20160032782 | ROTOR TURNING DEVICE FOR LARGE TURBINE/GENERATOR IN-SITU ROTORS - A tool assembly for safely rotating a heavy turbine generator rotor for alignment and maintenance purposes. The tool assembly includes a plurality of segments mounted to an outer face of a coupling affixed to an end of a shaft of the rotor, where the segments include a plurality of segment teeth extending beyond an outer edge of the coupling. A tool is positioned adjacent to the coupling and includes a support assembly, a hydraulic ram and a ratcheting pawl. The ratcheting pawl includes a drive pin positioned to engage the teeth of the segments, where extension of a piston rod from the hydraulic ram causes the coupling and shaft to rotate. | 02-04-2016 |
20160123494 | MULTI-POSITION ACTUATOR - A multi-position actuator includes a solenoid selectively energized to extend a rod. The actuator also includes a push-lever pivotably mounted to the rod and a crank-arm rotatably mounted on a first axis. The crank-arm includes multiple engagement elements arranged on a diameter centered relative to the first axis, and also includes a projection. The push-lever engages one of the engagement elements to rotate the crank-arm about the first axis in a forward direction when the solenoid is energized. The actuator additionally includes a pivoting locking-lever that blocks rotation of the crank-arm in forward direction and a one-way-clutch that blocks rotation of the crank-arm in reverse direction when the solenoid is de-energized. Furthermore, the actuator includes a slider-box lever having first and second slots. The projection slidably engages the first slot. The second slot is engaged with and operates an external device when rotation of the crank-arm swings the slider-box lever. | 05-05-2016 |
074141500 | Lever actuator | 3 |
074142000 | Rotary driven element | 3 |
20100300225 | DRIVING SYSTEM FOR BELT AXIS OF WINCH - The present invention discloses a driving system for a belt axis of a winch in the field of mechanics, which addresses the problems existing in conventional driving systems, such as a complicated structure and poor reliability. The driving system for the belt axis of the winch is positioned at the extension end of the belt axis on one side of a winch support. The driving system includes a rotary body and a fixed base, in which the fixed base is connected to the extension end of the belt axis via a connection means and the inner end of the rotary body is set on the fixed base. An insertion pore is positioned at the outer end of the rotary body. A spring is provided between the rotary body and the fixed base, under the action of which the inner end face of the rotary body is attached to the outer end face of the fixed base. A one-way clutch mechanism is disposed between the inner end face of the rotary body and the outer end face of the fixed base, which is formed by engagement of the one-way gear teeth on the surfaces. The rotary body could drive the fixed base to rotate therewith only when it runs in one direction by way of the one-way clutch mechanism. Therefore, the present invention has benefits such as improved reliability and convenient installation and maintenance. | 12-02-2010 |
074143000 | Multiple acting | 2 |
20100011890 | OSCILLATING POWER GENERATOR WITH A RATCHET MECHANISM - An oscillating power generator includes a base, an energy transforming device, and an oscillating transmission device. The energy transforming device is disposed on the base for generating electric energy. The oscillating transmission device is disposed on the base for driving a driven gear shaft of the energy transforming device. The oscillating transmission device includes an oscillating part, a first ratchet transmission mechanism, and a transmission mechanism. The oscillating part is disposed outside the base in an oscillating manner. The first ratchet transmission mechanism is engaged with the driven gear shaft. The transmission mechanism is connected to the oscillating part and the first ratchet transmission mechanism for driving the first ratchet transmission mechanism when the oscillating part is oscillating, so as to drive the driven gear shaft of the energy transforming device to rotate. | 01-21-2010 |
20120279332 | STEPPED LOWERING DEVICE AND STEPPED LIFTER DEVICE - A stepped lowering device includes a lifting/lowering link having a pivot on a base and on an ascending/descending body; a toothed link pivoted on the base or the ascending/descending body, includes a link ratchet and swings in association with the lifting/lowering link; an input member, supported by the ascending/descending body or the base; a first lowering prevention latch mechanism engaged with the link ratchet to prevent the toothed link swinging downward when the input member is in a neutral position and allows the toothed link to swing downward when the input member is swung in a lowering direction; and a second lowering prevention latch mechanism which allows the toothed link to swing downward by one tooth of the link ratchet and which is engaged with the link ratchet to prevent the toothed link further swinging downward. | 11-08-2012 |
074144000 | Grip units and features | 9 |
20090314112 | ROBOTIC GRIPPER - A robotic gripping apparatus includes one or more constraining plates each having a plurality of holes formed therethrough and a plurality of elongate members. The elongate members are independently movable relative to one another. Each elongate member extends through a respective hole or set of aligning holes in the constraining plate(s). A distal end portion of one or more of the elongate members is capable of exerting a force for drawing an object against the distal end portion to thereby hold or grip the object. | 12-24-2009 |
20110061485 | CONCENTRIC V-GROOVE COUPLING - A coupling comprises a pair of clutch end members, a clutch centre member disposed between the clutch end members, and an actuator coupled to one of the end members. Each end member includes concentric V-grooves disposed on a respective face thereof. The centre member is axially movable between the end members, and includes a pair of opposing surfaces. One of the opposing surfaces includes concentric V-grooves configured to mesh with the V-grooves of one of the end members. Another of the opposing surfaces includes concentric V-grooves configured to mesh with the V-grooves of another of the end members. The actuator is configured to couple the end members and the centre member together by urging the V-grooves of the end members into engagement with the V-grooves of the centre member. | 03-17-2011 |
074148000 | Gripper releasing devices | 2 |
20090255355 | Systems and Methods for a Selectively Engageable Shaft Lock and Drive Device Priority - The present invention provides an apparatus and methods directed to a selectively engageable shaft locking device. In one embodiment, a shaft lock device is presented which enables the testing of the shaft and shaft drive device without engaging the drive mechanism into a fully operational state. Another embodiment provides the ability to return the shaft lock device to a storage state after full engagement. The present invention also provides for methods of testing a selective shaft lock device according to the disclosures contained herein. | 10-15-2009 |
20090314113 | CLAMP CHANGING APPARATUS - A clamp changing apparatus includes a coupling device capable of being secured on a robot arm and a clamp-holding device. The coupling device includes a main body defining a blind hole, a connecting portion defining a through hole communicating with the blind hole, and a piston. The connecting portion has a ring-shaped protrusion aligned with the through hole facing away from the main body. The protrusion defines a plurality of holes running through the lateral wall thereof, each of the holes receives a rigid ball in which the diameter is bigger than the depth of the hole. The piston is received in the blind hole and the through hole, and is slidable along them to push the rigid balls out of the protrusion. The clamp-holding device is capable of being fixed to a clamp and defines a latching hole corresponding to the protrusion. | 12-24-2009 |
074156000 | Gripper mountings, lever | 2 |
20080202264 | DRILL ATTACHMENT - A drill attachment for engagement and actuation of a drill apparatus having a bifurcated frame defining a first shaft and a second shaft operatively engaged to the drill apparatus at first and second engagement points is disclosed. A handle is pivotally engaged to the first shaft and is operatively coupled to a trigger actuator located along the first shaft through a trigger cable operatively engaged to a trigger actuator the distal end of the first shaft that permits remote actuation of the drill apparatus. The trigger actuator includes a pivotable rocking arm having an actuator pad in selective engagement with the drill trigger such that actuation of the handle by the user pivots the rocking arm in a manner that causes the actuator pad to engage or disengage the drill trigger when operating the drill apparatus. A knee pad may extend from the first shaft to provide the user a contact surface for applying pressure in a lateral direction in order to abut the drill apparatus to the drill surface. | 08-28-2008 |
074157000 | Reversible | 1 |
20130014603 | Seat Height Adjustment Actuating Device - An actuating device comprises a handle, a housing, and a driven member connected to the handle, the driven member being rotatable about a longitudinal axis thereof, the housing containing: a brake mechanism, for restricting rotation of the driven member when the brake mechanism is engaged; a means for disengaging the brake mechanism; a means for rotating the driven member in either the clockwise or counter-clockwise direction; and, a clutch mechanism for restricting reverse rotation of the driven member when driven in the clockwise or counter-clockwise direction. The actuating device of the invention is particularly suited for actuating a seat height adjustment mechanism of a vehicle. | 01-17-2013 |
074162000 | Grip features | 3 |
074167000 | Driving ratchet-bar or rack | 1 |
20120036952 | CONTINUOUSLY VARIABLE TRANSMISSION HAVING SPEED CONTROL - A continuously variable transmission system is provided having an input driving member drivable in alternating motion by a source of input mechanical energy. A ratchet having a ratcheting member and an output driven member is provided, wherein the output driven member is rotationally driven in a continuous rotational direction. A drive spring and a drive linkage are drivingly linked between the input driving member and the ratcheting member, wherein a drive force applied to the input driving member is transmitted to the ratcheting member via the drive spring and drive linkage. A return spring is drivingly linked to the ratcheting member to apply a return force to the ratcheting member. A control apparatus is further configured to selectively vary a deflection curve of the drive spring, wherein the variation in the deflection curve generally determines one or more of a rotational speed and torque associated with the output driven member. | 02-16-2012 |
074169000 | Driven ratchet-bar and power dog | 2 |
20140096630 | Imaging Cartridge Drive with a Central Opening - An improved drive dog for an imaging machine has a central opening. At least one internal ramp radiates from the central opening of the drive dog whereby a tooth of the imaging machine drive mechanism is centered and directed into the drive dog seat. The leading edge of the drive dog seat contacts the base of the imaging machine drive mechanism thus making full contact between the drive dog seat and the imaging machine drive mechanism tooth. | 04-10-2014 |
20160138668 | Ratchet Mechanism Spring - A spring component for a ratcheting mechanism, such as a ratchet wrench. The spring component is shaped to be retained in a recess without any special machining. For example, the spring component can be retained at three abutment points. A leaf of the spring component can abut a pawl, and a base portion opposite the leaf can abut the drive gear. Support arms can abut the sidewall of the recess to retain the spring component within the recess without the need for special machining or tooling. | 05-19-2016 |