| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 464081000 | Plural circumferentially spaced elements | 25 |
| 20090156317 | Automotive Drive Train Having a Four-Cylinder Engine - The invention relates to an automotive drive train having an internal combustion engine that is configured as a four cylinder engine and a hydrodynamic torque converter device. The device has torsional vibration damper consisting of two energy accumulating devices and a converter lockup clutch. Turbine is interposed between the two energy accumulating devices. The mass moment of inertia J | 06-18-2009 |
| 20110190067 | ELASTIC JOINT BODY - An elastic joint body for a shaft arrangement for the articulated connection of two shaft sections is provided, with a plurality of bushings arranged in the circumferential direction at predetermined angular distances with respect to a centre axis of the joint body, a plurality of loop bundles, each loop bundle looping around in each case two adjacent bushings, and a rubber-elastic casing in which the loop bundles and the bushings are at least partially embedded. A flange is provided at least one end region on at least one of the bushings for the axial support of an adjacent loop bundle, encircling the bushing, being at least partially embedded in the rubber-elastic casing and having a U-shaped cross-section, as viewed in the axis-containing section, the cross-section being designed with two U longitudinal limbs and one U transverse limb, the flange bearing with a U longitudinal limb against the bushing. | 08-04-2011 |
| 20110300953 | ELASTIC JOINT BODY - The present invention relates to an elastic joint body | 12-08-2011 |
| 20130143677 | ELASTIC JOINT BODY - The present disclose relates to an elastic joint body for a shaft arrangement, for the articulated connection of two shaft sections, including a plurality of bushes which are arranged at predetermined angular intervals in the peripheral direction with respect to a central axis of the joint body, a plurality of sets of loops, each set of loops wraps around two adjacent bushes, wherein the bushes and sets of loops are arranged in such a way that a central aperture which extends through the joint body in the direction of the central axis of the latter is formed in the joint body, and at least one gate land on at least one peripheral face that extends in the axial direction, and wherein the bushes and the sets of loops are sheathed, at least partially, with a rubbery-elastic sheathing, starting from the at least one gate land. | 06-06-2013 |
| 20140113733 | DEVICE FOR ABSORBING TORSION, IN PARTICULAR FOR A MOTOR VEHICLE TRANSMISSION - A torsion damping device ( | 04-24-2014 |
| 20140155180 | TORSIONAL COUPLERS - A torsional coupler can be dimensioned for securement between a rotational motion source and a rotational motion target. The torsional coupler can include a first end component and a second end component that can cooperatively interengage one another such that such that rotational motion imparted on the first end component is transmitted to the second end component. Interposed between the first end component and the second end component is one or more force-transfer elements through which torque and/or other rotational output is transmitted. The one or more force-transfer elements can include one or more pressurizable elements into and out of which pressurized fluid (e.g., gas and/or liquid) can be transferred. Additionally, or in the alternative, the one or more force-transfer elements can include one or more biasing elements having a positive stiffness and one or more biasing elements having a negative stiffness. A rotary power transmission is also included. | 06-05-2014 |
| 20150065259 | COMPLIANT CONSTANT VELOCITY CONSTANT TORQUE UNIVERSAL JOINT - A compliant constant velocity constant torque universal joint to transmit a rotary movement between two angled shafts, and/or a kinematic pair with two independent rotational degrees of freedom. This compliant structure is a large deflection compliant joint and the misalignment angle can be changed through the range of from 0° to 60°. The mechanism includes at least three compliant or statically balanced compliant spatial 4R (four revolute joint) linkages connected between two shafts, each system including four compliant joint axes and three rigid or compliant link members. The joint axes in each system are mounted so that each axis intersects one other joint axis. The compliant system is symmetrical about a plane which bisects two shaft axes perpendicularly. | 03-05-2015 |
| 20150330455 | QUICK CHANGE INTERFACE FOR LOW COMPLEXITY ROTARY ACTUATOR - A rotary actuator is provided which includes a first interface surface with a plurality of apertures defined therein; a plurality of interface modules, wherein each interface module includes a first portion which releasably engages one of said apertures, and a second portion which protrudes from said first interface surface; a second interface surface which releasably mates with said first interface surface; and a gear train which rotates said first interface surface about an axis. | 11-19-2015 |
| 20150330458 | VARIABLE SPRING CONSTANT TORQUE COUPLER - A torque coupler includes a first torque plate having a first slot extending in a radial direction, and a second torque plate having a second slot extending in the radial direction. The second slot has a side formed of a flexible beam. A cam plate is pivotable about an axis, and has a cam slot having a first portion at a first radial distance from the axis and a second portion at a second radial distance, where the second distance is greater than the first distance. A torque transfer member is slidably received within the first slot, the second slot, and the cam slot. The transfer member transferring torque between the first and second torque plates. A drive device rotates the cam plate about the axis, which causes the first cam slot to radially slide the transfer member along the flexible beam. | 11-19-2015 |
| 20150369297 | Elastic Coupling - An elastic coupling, in particular an elastic shaft coupling, includes a metallic outer part, a metallic inner part and elastic buffers arranged so as to be spaced apart between the outer part and the inner part. The outer part includes radially inwardly projecting elevations which define buffer contact surfaces and the inner part includes radially outwardly projecting elevations which define buffer contact surfaces. In order for the elastic coupling to allow for gentler startup and an operating behaviour optimized in terms of rotary oscillation in comparison with conventional couplings of this type. The elastic buffers are arranged in at least two groups which are radially spaced apart. At least one annular intermediate part is arranged between the adjacent buffer groups and is connected torsionally to both the outer part and to the inner part via the elastic buffers. | 12-24-2015 |
| 464082000 | Extending between radially overlapping surfaces on driving and driven members | 7 |
| 20080220884 | FLEX DRIVE CONNECTOR - A flexible connector may include a tube having an open end and a lower end distal from the open end, an inner surface of the open end comprising a plurality of apices forming a substantially polygonal lower cross-section, an upper shaft having an insert end disposed insertably in the open end, an outer surface of the insert end comprising a plurality of substantially planer flats forming a substantially polygonal upper cross-section normal to the driven axis of rotation, the upper cross-section being substantially similar to the lower cross-section, and an elastic member disposed compressably between each of the flats and each of the apices. | 09-11-2008 |
| 20110130209 | Flexible Coupling Assembly with Embedded Torque Transmitting Elements - A flexible coupling element for connecting two shafts in a coaxial alignment has a resilient member with an inner surface and an outer surface. The resilient member inner surface has a plurality of notches adapted to receive connection members projecting axially from respective ends of the shaft. The resilient member has a plurality of torque-transmitting elements disposed between the notches. The torque-transmitting elements are more rigid than the resilient members, thereby allowing the torque to be transmitted between the two shafts in the event the flexible element fails. | 06-02-2011 |
| 20110244969 | TORSIONAL VIBRATION DAMPER AND SPINDLE - The invention relates to a torsional vibration damper ( | 10-06-2011 |
| 464083000 | Nonmetallic | 4 |
| 20080214314 | TRANSMISSION JOINT - A transmission joint for angularly connecting a first and a second member, and having a coupling member interposed functionally between the first and second member and extending about an axis; the coupling member has: a first portion connectable angularly to the first member, a second portion connectable angularly to the second member and located radially outwards of the first portion, and an intermediate portion interposed radially between the first and second portion and elongated in a direction crosswise to the axis; the intermediate portion of the coupling member has, from the first portion to the second portion, a first portion decreasing in thickness crosswise to the direction, and a second portion of constant thickness. | 09-04-2008 |
| 20090036221 | DRIVE TRANSMITTING DEVICE, AND IMAGE FORMING APPARATUS PROVIDED WITH THE SAME - A drive transmitting device includes: a rotational shaft having peripheral surface with a cut-off surface extending along an axial direction of the rotational shaft; a bearing member for supporting the rotational shaft, the bearing member being in slide contact with the peripheral surface of the rotational shaft; and a spacer which is mounted in a clearance formed between an inner circumferential surface portion of the bearing member and the cut-off surface of the rotational shaft. | 02-05-2009 |
| 20090270185 | MOTOR VEHICLE STEERING SHAFT AND MOTOR VEHICLE STEERING SYSTEM - A motor vehicle steering shaft ( | 10-29-2009 |
| 20110130210 | Multi-Rate Torsional Coupling - A multi-rate torsional coupling ( | 06-02-2011 |
| 464084000 | Elements are bowed leaf springs | 2 |
| 20140121028 | TORSIONALLY FLEXIBLE COUPLING - A torsionally flexible coupling comprises an inner part having a rotating shaft, an outer part extending around the inner part and arranged coaxially thereto, and spring elements or spring packs arranged between the inner part and the outer part and spaced in circumferential direction, wherein each spring element or spring pack is clamped at a radially outer end in a clamping support on the outer part, and a radially inner end is flexibly engaged with a corresponding groove on the inner part. In position of rest the spring elements or spring packs are angled relative to a radial direction passing through the respective clamping support and are inclined against the main direction of rotation of the coupling. Such an inclined position of the spring elements or spring packs allows a reduction of the portion of damping caused by friction so that damping can become predominantly hydraulic. | 05-01-2014 |
| 20150111651 | FLEXIBLE COUPLING - A flexible coupling including two body members each having an internal flexible member to cooperate with a rotational shaft and an external connecting member interconnecting two body members with each other. In order to minimize the axial length of the coupling maintaining its high torsional rigidity but enabling for compensation of substantial shafts misalignments such as parallel, angular or skewed axial misalignment, the internal flexible member passes over the coupling axis forming cavities between the flexible member and internal walls of the external connecting member in a plane perpendicular to the coupling axis and is provided with at least one flexible section between the connecting member and the coupling axis, the flexible section being substantially parallel to the coupling axis. | 04-23-2015 |
| 464085000 | Nonmetallic | 6 |
| 20100184520 | RADIALLY ELASTIC COUPLING - A radially elastic coupling comprises several radial braces, each comprising a radially inner end portion and a radially outer end portion, as well as a plurality of jibs bent towards the braces, which in turn each comprise a free end portion and a bound end portion. The inner end portions of the braces are connected to one another. The jibs are each connected with a bound end portion to an outer end portion of a brace. The free end portions of a first group of jibs are formed for connection to a first rotating machine part, whereas the free end portions of a second group of jibs are formed for connection to a second rotating machine part. All the braces and jibs are arranged in a common plane and made of one single piece. Jibs pointing to one another, of adjacent braces are radially interlaced. | 07-22-2010 |
| 20120058831 | COUPLING WITH AN ANNULAR COUPLING BODY - A coupling element for connection between a drive member and a driven member for transmitting torque has at least two similar part-circularly arcuate coupling bodies each formed by an arcuate row of elastomeric segments alternating with and vulcanized to rigid elasticity-limiting elements. The rows terminate at end parts formed with axially or radially throughgoing holes for attachment to the drive and driven members. A hinge assembly allows movement of the part-circular coupling bodies between a closed position forming a closed circle centered on an axis and an open position. | 03-08-2012 |
| 20120094774 | ELASTIC JOINT BODY - The present invention relates to an elastic joint body for a shaft arrangement for the articulated connection of two shaft sections, comprising a plurality of bushes disposed in circumferential direction at predetermined angular distances in relation to a centre line of the joint body, a plurality of loop assemblies, wherein each loop assembly is looped around in each case two adjacent bushes and at least two loop assemblies are looped around each bush, a support device that is disposed for axially guiding the plurality of loop assemblies on at least one of the bushes, and a rubber-elastic sheath, into which the loop assemblies, the support device and the bushes are at least partially embedded. | 04-19-2012 |
| 20120178540 | Elastic Coupling - An elastic coupling comprises a primary part ( | 07-12-2012 |
| 20120202605 | Constant Velocity Joint Torsional Damper - A constant velocity joint including an outer race having inner and outer surfaces, the inner surface including a plurality of outer bail tracks. The constant velocity joint also includes an inner race having a plurality of inner ball tracks which correspond to the outer ball tracks, a ball cage disposed between the outer race and the inner race, a plurality of balls arranged within the ball cage and contacting the outer ball tracks and the inner ball tracks. A damping assembly is connected to the outer race. | 08-09-2012 |
| 20130023348 | Flexible Coupler - A flexible coupler for rotary power transmission may have several rubber bushings oriented in a circle about a coupler axis. The bushings may join two flanged components to form a single coupler. A single coupler may be used in applications where the axes of two transmission shafts are not parallel. Two couplers may be joined by a transmission shaft for applications where the axes of two transmission shafts may be parallel but offset from each other. | 01-24-2013 |
