| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 464610100 |
Coil spring
| 107 |
| 464087000 |
Nonmetallic element
| 33 |
| 464081000 |
Plural circumferentially spaced elements
| 25 |
| 464073000 |
Element positioned between intermeshing teeth on driving and driven members
| 19 |
| 464098000 |
Element is plate with external edge completely surrounding rotational axis (e.g., disc)
| 18 |
| 464097000 |
Element is a torsion bar having a longitudinal axis coincident with the rotational axis
| 10 |
| 464079000 |
Element includes diverging wall portions defining annular groove completely surrounding rotational axis (e.g., bellows)
| 9 |
| 464069000 |
Plural flexible links connected to circumferentially spaced axially directed pins on drive and driven members
| 7 |
| 464052000 |
With stationary housing
| 6 |
| 464055000 |
Element is flaccid and operates in tension during torque transmission (e.g., belt, cable, etc.)
| 6 |
| 464100000 |
Element is leaf spring | 5 |
| 20130217511 | TORSIONAL VIBRATION DAMPER - The invention relates a torsional vibration damper, comprising the following features: a primary part with two lateral discs ( | 08-22-2013 |
| 20170234400 | BLADE-TYPE TORSIONAL DAMPER | 08-17-2017 |
| 20100197412 | TORQUE CONVERTER LEAF SPRING CONNECTIONS - A connection for a torque converter including a cover, a piston plate, and at least one leaf spring having a first portion with a resilient segment and a second portion rotationally connected to one of the cover or the piston plate. The other of the cover or the piston plate comprises a first protrusion and the resilient segment grips the first protrusion. In an example embodiment, the second portion is riveted to the one of the cover or the piston plate. In an example embodiment, the one of the cover or the piston plate includes a second protrusion and the second portion includes a resilient segment that grips the second protrusion. | 08-05-2010 |
| 20130217510 | CLAMPING DEVICE FOR A SHAFT-HUB CONNECTION - A clamping device for a shaft-hub connection in a torque-transferring device in a drive train of a vehicle. The connection is an axial spline connection between an externally toothed shaft and an internally toothed hub. An externally toothed ring is provided for clamping the shaft and hub, wherein the externally toothed ring includes an annular body having external teeth. Fastening tongues of leaf-spring-type design are provided on and extend from the radially inner side of the annular body. Outer ends of the leaf-spring-type fastening tongues are attached to the shaft, and the teeth of the toothed ring mesh with teeth of the hub. By rotating the toothed ring against a force provided by the fastening tongues, a clamping force is produced on the shaft-hub connection in the assembled state and is introduced into the shaft-hub connection through the teeth and fastening tongues. | 08-22-2013 |
| 20140066215 | TORSIONAL VIBRATION DAMPER OR ROTATIONALLY ELASTIC COUPLING - A torsional vibration damper or rotationally elastic coupling comprises: an outer housing including a flange; an inner part arranged within and rotatable relative to the outer housing; a plurality of intermediate pieces arranged around the inner part and spaced apart from each other in circumferential direction so as to form a plurality of chambers filled with a damping medium; a plurality of leaf spring assemblies having one or more leaf springs, said leaf spring assemblies being arranged in said chambers and having outer end portions engaging with receptacles formed between neighbouring intermediate pieces and inner end portions engaging with the inner part; and a clamping ring extending around the intermediate pieces and the leaf spring assemblies for securing the leaf spring assemblies between the intermediate pieces. | 03-06-2014 |
| 464070000 |
Element is annular liner within radially spaced pin-receiving opening | 4 |
| 20160032985 | COUPLING FOR SUPERCHARGER - A coupling assembly arranged between an input shaft and a rotor shaft of a supercharger can include a first coupling, a second coupling, a central hub and a plurality of coupler pins. The first coupling can be mounted for concurrent rotation with the input shaft. The second coupling can be mounted for concurrent rotation with the rotor shaft. The central hub can be disposed intermediate the first and second couplings. The central hub defines central hub bores therein. A plurality of coupler pins can be received in the central hub bores. A first plurality of elastomeric inserts can receive first portions of the plurality of coupler pins. A second plurality of elastomeric inserts can receive second portions of the plurality of coupler pins. The first and second elastomeric inserts can provide dampening between (i) the first coupling and the central hub and (ii) the second coupling and the central hub. | 02-04-2016 |
| 20100279779 | VISCOELASTIC TRANSMISSION DEVICE FOR A ROLLER SHUTTER ACTUATOR - Viscoelastic transmission device ( | 11-04-2010 |
| 20110319176 | DEVICE FOR THE VIBRATION-REDUCING TRANSMISSION OF TORQUES - The present invention relates to a device for the vibration-reducing transmission of torques between two shaft sections in a shaft arrangement comprising two transmission parts that interact in a torque-transmitting manner in a coupling area, wherein each of the transmission parts has a protruding claw formation, which is received in a receiving area for the transmission of torque from the respectively other transmission part, wherein a damping device is provided between the transmission parts, wherein each of the transmission parts also has a closed bearing ring with a bearing opening, which receives and supports an axial positioning pin, and wherein the bearing ring is integrally connected to the associated claw formation of the respective transmission part and extends axially into the receiving area. | 12-29-2011 |
| 20100151949 | ELECTRICAL ISOLATION OF A DRIVELINE SYSTEM VIA A NON-CONDUCTIVE INTERFACE ON A DRIVESHAFT ASSEMBLY - A vehicle driveline with a transmission having at least one motor/generator and an output shaft is provided. A driveshaft assembly is rotatably connected to the output shaft. The driveshaft assembly includes an isolator located between the transmission and at least a portion of the driveshaft assembly to electrically isolate the driveshaft assembly from the transmission. | 06-17-2010 |
| 464057000 |
Element has plural convolutions wound about rotational axis | 3 |
| 20120264523 | FLEXIBLE SHAFT ARRANGEMENT - In accordance with the invention, a flexible shaft arrangement is provided having a ductile shaft, a sleeve which surrounds the shaft as well as a jacket which surrounds the shaft and the sleeve. The sleeve extends in accordance with the invention within the jacket at least sectionally in arcuate form and thus produces a contact of the shaft at the inner contour of the sleeve point-wise. Vibrations or knocks of the shaft are hereby effectively damped. | 10-18-2012 |
| 20090062018 | TORSION DAMPING MECHANISM FOR A SUPERCHARGER - A torsion damping mechanism for a rotary blower is provided that includes an input hub adapted to engage a first end of a torsion spring and an output hub adapted to engage a second end of the torsion spring. An intermediate hub is fixed for rotation with a first drive member. A bearing member includes an inner portion connected for rotation with the intermediate hub and an outer portion connected for rotation with the output hub. The bearing member may be a one-way bearing that permits torque to flow from the output hub into the intermediate hub and the first drive member when the output hub is driven in a first rotational direction, and permits the output hub to rotate relative to the intermediate hub with no substantial torque transfer therebetween when the output hub is driven in a second rotational direction. | 03-05-2009 |
| 20130217509 | INTERMODULATION-RESISTANT FLEXIBLE SHAFT HAVING ELECTRICALLY INSULATING COATED WIRES - The invention relates to a flexible shaft ( | 08-22-2013 |
| 464077000 |
Element is an open loop spring curved about rotational axis | 2 |
| 20130143676 | ELECTRIC TOOLS - An electric tool may include an electric motor, a spindle to which a working tool may be attached, and a torque transmission path provided between the electric motor and the spindle and including a first rotary member and a second rotary member. A torque transmission device may be provided between the first rotary member and the second rotary member and may include a plurality of resiliently deformable torque transmission members. | 06-06-2013 |
| 20150369296 | VIBRATION DAMPER FOR A TORQUE TRANSMISSION DEVICE OF A MOTOR VEHICLE - A vibration damper for a torque transmission device comprising a first element and a second element which are rotatable relative to each other around an axis of rotation X; and damping means for transmitting a torque and damping the rotational acyclisms between the first element and the second element. The damping means comprise an elastic blade mounted securely on the first element and provided with a cam surface; and the damper comprises a cam follower carried by the second element and arranged to cooperate with the cam surface. The cam surface is arranged such that, for an angular travel between the first element and the second element relative to an angular rest position, the cam follower exerts a flexion force on the elastic blade producing a reaction force able to return the first and second elements to the angular rest position. | 12-24-2015 |
| 464054000 |
Element coiled sinusoidally about axially spaced driving and driven members | 1 |
| 20140323231 | FLEXIBLE SHAFT ASSEMBLY - A flexible shaft assembly has first and second end connection members and a body section between the end members. The body section comprises a core member with elongate load supporting elements disposed around the outer surface of the core. An optional outer material can also encase the load supporting elements and core. The shaft assembly is sufficiently rigid to transfer torque and other forces, yet sufficiently flexible to permit angular displacement along its longitudinal axis. | 10-30-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20090258715 | METHOD OF MOUNTING A STRUCTURE TO A SHAFT - Mounting rings and methods for mounting structures to shafts are provided. The rings and methods may be used to mount other rings or housings to a shaft. The rings are characterized by having flexible inner diameters that can deflect under a radial load. The radial deflection of the inner diameter permits the rings to deflect and engage an outer diameter of a shaft. The engagement of the rings with a shaft provides at least some resistance to movement, for example, rotation and/or axial displacement, of the shaft relative to the ring and structure. In one aspect, the ring has a closed, hollow, construction, for example, a circular, oval, or polygonal closed, hollow construction. The ring may include a plurality of indentations, such as slots, on the inside diameter of the ring that may relieve at least some of the circumferential stress in the ring. Methods for using the rings to mount a structure to a shaft are also disclosed. | 10-15-2009 |
| 20110065516 | Element For Transmitting Pulling And Pushing Forces As Well As Torque - An element for transmitting pushing and pulling forces as well as torque having a straight configuration and a bent configuration comprises a base plate, an end plate and bellows arranged between the base plate and the end plate. The base plate and the end plate are connected with a connecting element. A plurality of washers is arranged within the bellows, the washers having a tronconical shape at least one of their major surfaces. The washers are in mutual contact with each other or with the base plate or the end plate respectively, both in the straight configuration and the bent configuration, such that element can transmit pushing and pulling forces both in the straight configuration and the bent configuration without substantially changing the length of the element. | 03-17-2011 |
| 20110065517 | LOW NOISE FLEXIBLE SHAFT - A rotary flexible shaft for coupling between driving and driven member having female couplings has ends of noncircular cross-section. A strand of compressible material such as flocked yarn is helically wrapped around each end so as to leave spaces between turns which expose portions of the lateral surfaces of the ends. A coating of a silicone adhesive or other elastomer, or of a highly ductile material such as polytetrafluoroethylene, covers and is adherent to the strands and the exposed portions of the lateral surfaces of the shaft ends. Instead of a strand, the compressible material may constitute spaced ridges, islands, and/or protuberances adhering to the shaft ends. | 03-17-2011 |
| 20110092296 | Elastic Joint Body For A Shaft Arrangement - The invention relates to an elastic joint body ( | 04-21-2011 |
| 20110098120 | DAMPER DEVICE - A damper device includes a first side plate connected to a flywheel, to which a rotational force from a power source is transmitted, at an outer circumferential portion of the flywheel, a second side plate arranged at a position displaced in an axial direction relative to the first side plate and connected to the first side plate, a center plate member provided between the first side plate and the second side plate and outputting the rotational force towards a gear mechanism, and a spring member absorbing a torque fluctuation generated between the first side plate and the second side plate on the one hand and the center plate member on the other hand, wherein the center plate member is formed so that an outer diameter thereof is set to be greater than an outer diameter of each of the first side plate and the second side plate. | 04-28-2011 |
| 20110212787 | Damper Unit for a Shaft - A damper unit (1) composed of two parts (2, 3) which are connected to rotate with one another and between which an axially elastic element (7) is disposed. Such damper units are used particularly for axial damping and for compensating slight axial misalignments of shafts in drive trains. To improve such damper units, particularly with respect to their external diameters, the axially acting energy storage device is compressed by a rotational movement produced by threads upon axial loading of the two parts. | 09-01-2011 |
| 20120064982 | METHOD AND EQUIPMENT FOR MAKING ADJUSTMENT SHAFTS - Adjusting shafts including a noise-insulating outer sleeve and shaft ends that are free therefrom are produced in a brushing device by moving rotating brushes to an inserted shaft bar which is provided in an uninterrupted manner with the outer sleeve and removing the outer sleeve in the area of the shaft ends in a brushing-off process. Advantageously, one respective continuous section of the shaft ends of two adjusting shafts located one behind another is brushed off, whereupon the two shaft ends are separated from each other. | 03-15-2012 |
| 20120077603 | TRANSMISSION MECHANISM OF A CARVING GRINDER - An improved transmission mechanism of a carving grinder and particularly to a transmission mechanism of a carving grinder capable of maintaining concentricity during rotation and enhancing stability to reduce transmission wobbling is provided. The mechanism includes a motor and a transmission tube coupled through a motor transmission member. The motor transmission member has a shaft and a driving member with an axle held by two bearings to improve steadiness during rotation of the shaft and axle. The axle has an integrated embossed key at one end to achieve concentricity. The transmission tube and motor transmission member and driving member are coupled through a square pin and a square hole to further enhance rotation steadiness. | 03-29-2012 |
| 20120238368 | TORSIONAL SHOCK ABSORBING APPARATUS - To provide a torsional shock absorbing apparatus which can obtain a non-linear torsional characteristic having a large torsion angle of a driving rotation member and a driven rotation member, and can prevent an extremely large torque from being transmitted to the driven rotation member. The torsional shock absorbing apparatus comprises a boss, a cam member provided on the boss to be integrally rotated with the boss and having a cam surface formed in an oval shape, and an arm member disposed between the cam member and a coil spring to transmit the rotation torque of the disc plates to the boss. The arm member has one end portion held in contact with the cam surface and the other end portion held in engagement with circumferential one end portion of the coil spring, and is swingable around the center of a pin provided on the disc plates. | 09-20-2012 |
| 20130079161 | ELASTIC HOLD-TYPE ROTARY SHAFT STRUCTURE - An elastic hold-type rotary shaft structure includes a first holding member and a second holding member and an elastic member. One side of the first holding member is formed with a pivot section and one side of the second holding member is formed with another pivot section. The pivot sections are pivotally connected with each other. The middle sections of the first and second holding members are formed with corresponding holding sections for receiving and holding a rotary shaft. The elastic member is connected between the other sides of the first and second holding members distal from the pivot sections. The elastic member applies elastic force to the first and second holding members to keep the first and second holding members elastically holding the rotary shaft and applying a frictional force to the rotary shaft when rotated. Accordingly, the rotary shaft can be located in any desired angular position. | 03-28-2013 |
| 20130150169 | CENTRIFUGAL PENDULUM DEVICE - Centrifugal pendulum device including pendulum masses arranged on axial sides of a pendulum mass support rotatable about an axis of rotation to form a pendulum mass pair. To form the mass pair, the masses are fastened to each other by means of a fastener passing through a cutout in the mass support. The mass pair is pivotable relative to the mass support due to a rolling element arranged to roll in a recess of the mass support and of the mass. In a section axially covering the recess of the mass support, the rolling element has a first outer diameter. In a section axially covering the recess of the pendulum mass, the rolling element has a second outer diameter. The rolling element further comprises a section axially located between the first and second diameters and has a third diameter, which is smaller than or equal to the first outer diameter. | 06-13-2013 |
| 20130296062 | Carrier Ring for an Encoder - A carrier ring for an encoder assembly includes a suspension device with resilient members. The encoder assembly includes a sensing device, such as a sensor head, for scanning directly toward a rotatable encoding member positioned on the carrier ring. The carrier ring is intended to be installed on a shaft of a machine. | 11-07-2013 |
| 20140057728 | SEED METERING DEVICE DRIVE SYSTEM - A system for transmitting power from a drive shaft to a seed meter shaft of a seeder is disclosed. The system comprises a first transmission that connects to one of the drive shaft and the seed meter shaft. The first transmission also connects to a clutch assembly. The clutch assembly connects to a flexible drive shaft assembly, and the flexible drive shaft assembly connects to a second transmission. The second transmission connects to the other of the drive shaft and the seed meter shaft. The clutch assembly is detachable from the first transmission and the flexible drive shaft assembly and the flexible drive shaft assembly is directly connectable to the first transmission. | 02-27-2014 |
| 20150094156 | TILLER EXTENSION HANDLES - Tiller extension handles for watercraft motors comprise a motor coupling mechanism configured to selectively couple the tiller extension handle to a tiller of a motor, and comprise a shaft coupled to the motor coupling mechanism. Tiller extension handles may comprise an accessory (such as a boat hook, brush, net, pole, paddle, and the like) and/or an accessory coupling mechanism (configured to couple an accessory to the tiller extension handle). Further, tiller extension handles may comprise a flexible joint interconnecting the shaft and the motor coupling mechanism, and optionally may include a joint lock-out device to selectively restrict flexing of the flexible joint. Moreover, tiller extension handles may be configured to separate into a tiller section (configured to be coupled to the motor) and an accessory section (including the accessory and/or configured to be coupled to the accessory). | 04-02-2015 |
| 20150316124 | Torsional Vibration Damper - A torsional vibration damper is provided with a damper mass carrier at which is received at least one damper mass that is movable relative to the damper mass carrier and at least one stop. The at least one stop is associated with each stop side of the at least one damper mass. The at least one damper mass and the stop have an extension in extension direction of a central axis. The at least one damper mass has a plurality of damper mass elements in extension direction of the central axis, while the stop has in extension direction of the central axis a stop profile at its side facing the stop sides of the damper mass elements. The stop profile has different radial distances from the central axis in association with the damper mass elements. | 11-05-2015 |
| 20150323038 | LOCK-UP DEVICE FOR TORQUE CONVERTER - A lock-up device for a torque converter is provided in which torsion springs are appropriately compressed and deformed even when the torsion springs to be used have a shape elongated in a circumferential direction of the lock-up device. The lock-up device includes a drive plate, torsion springs and a driven plate. The drive plate has a fixation part, a plurality of torque transmission parts and a plurality of receiver parts. The fixation part is fixed to a piston. The plural torque transmission parts are formed to extend from the fixation part to an outer peripheral side and contact rotation-directional ends of the torsion spring. The plural receiver parts are formed on an outer peripheral part of the fixation part, support the inner peripheral side parts of the torsion springs on an engine side with respect to the axial centers of the torsion springs, and extend toward a transmission. | 11-12-2015 |
| 20150323039 | VIBARATION DAMPER - A vibration damper includes an input side and output side, one or more elastic elements for transmitting force between the input side and the output side, and a centrifugal force pendulum having a pendulum flange and one or more pendulum masses which are attached movably to the pendulum flange in the plane of rotation of the pendulum flange. It is proposed that certain ratios of masses and volumes of the elastic elements and of the pendulum masses be formed. If one or more of the ratios lie in specified ranges, then good damping or elimination of torsional vibrations by the vibration damper can be assumed. | 11-12-2015 |
| 20150323040 | CLOSED DAMPER HUB - A damper hub assembly for a marine vessel propulsion unit is provided. The damper hub assembly includes a damper hub having an inner circumferential surface and a disc held at the inner circumferential surface. A drive assembly for a marine vessel propulsion unit is also provided that includes the damper hub assembly, a damper on an outer surface of the damper hub and a flywheel fixed to the damper configured for transferring torque from an engine to the damper hub via the damper. A method for forming damper hub assembly for a marine vessel propulsion unit is also provided that includes securing a disc to an inner circumferential surface of a damper hub at an engine side of the damper hub. | 11-12-2015 |
| 20160061273 | FLEXIBLE COUPLING - A flexible coupling comprising: a flexible torque disc comprising a plurality of mount points; a first coupling member mounted to a first subset of said mount points; one or more second coupling members each mounted to a second subset of said mount points; wherein said first coupling member comprises one or more flanges substantially parallel with said torque disc; and wherein said one or more second coupling members each has a groove engaging with said one or more flanges so as to limit the displacement of said first coupling member with respect to said second coupling member. This coupling arrangement is easy to assemble, repair and maintain in confined spaces, while also being lightweight and using a small number of components. | 03-03-2016 |
| 20160069458 | HUB ASSEMBLY FOR A MARINE VESSEL PROPULSION UNIT INCLUDING A SPLINE SEAL - A hub assembly for a marine vessel propulsion unit is provided. The hub assembly includes a hub having a splined inner circumferential surface including first axially aligned splines and a further inner circumferential surface radially offset from the splined inner circumferential surface. The hub assembly also includes a seal held by the further inner circumferential surface. The seal includes a splined inner circumferential seal surface having second axially aligned splines aligned with the first axially aligned splines. | 03-10-2016 |
| 20160252138 | METHOD AND SYSTEM FOR MONITORING THE OPERATION OF A FLEXIBLE COUPLING DEVICE | 09-01-2016 |
| 20160377112 | POWERED APPLIANCES AND FLEXIBLE DRIVESHAFT THEREFOR - A multi-appliance power unit ( | 12-29-2016 |
| 20180023658 | SYSTEMS FOR A CRANKSHAFT DAMPER COVER | 01-25-2018 |
