A shaft coupling includes a drive hub that is coupled to a drive shaft to rotate integrally with the drive shaft, a driven hub that is coupled to a driven shaft to rotate integrally with the driven shaft, and a rotation transmission portion that transmits rotation between the drive hub and the driven hub. A dynamic vibration absorber is integrally coupled to a section of at least one of the drive hub and the driven hub. The section is an uninvolved section that is not involved in a torsional stiffness of the whole shaft coupling.

A shaft coupling includes a drive hub that is coupled to a drive shaft to rotate integrally with the drive shaft, a driven hub that is coupled to a driven shaft to rotate integrally with the driven shaft, and a rotation transmission portion that transmits rotation between the drive hub and the driven hub. A dynamic vibration absorber is integrally coupled to a section of at least one of the drive hub and the driven hub. The section is an uninvolved section that is not involved in a torsional stiffness of the whole shaft coupling.

A coupling includes a plurality of laminations forming a lamination package and having lamination holes arranged flush to form an assembly opening, a ring, and a bush accommodated in the assembly opening and having a first end area connected to the ring via a form-fit connection.

A torque-transmitting apparatus for a drive assembly includes: a first coupling device for transmitting torque and compensating a shaft offset, and a second coupling device for transmitting and limiting torque, the first and second coupling devices being connected in series. The second coupling device includes an inner hollow part and an outer hollow part. The inner hollow part radially outwardly includes a first frictional surface and the outer hollow part radially inwardly includes a second frictional surface, which is connected to the first frictional surface and interacts therewith. The inner hollow part includes a fillable pressure chamber.

Clutch element (1) for the axial transmission of torque, having at least a first (10) and a second (20) connector element for connecting rotatable machine parts, for example passive and active drive shafts or connector elements of further dutch elements, and an elastomeric multiple disc affangement (30) which is ananged axially in between and is connected via a plurality of fastening anangements (2) altemately to the first and second connector element, with the result that the connector elements are connected to one another in a torsionally rigid but axially and angularly movable manner. Moreover, a multiple disc arrangement (30) for a dutch element of this type and a dutch arrangement comprising at least two dutch elements of this type are disclosed.

Provided is a structure for connecting an engine to a hybrid transmission, the structure including: a connecting unit connected to a rotor shaft at the opposite side and having an edge portion connected to a mass body by a connecting plate; and a drive plate positioned at a side close to a crank shaft so as to be opposite to the connecting unit, the drive plate being configured to connect the mass body and the crank shaft.

A torque transmission member for transmitting torque between a first rotating member and a second rotating member is provided. The torque transmission member has a first connection part and a second connection part which are concentrically arranged and fixedly connected with each other, wherein the first connection part is fixedly connected to the first rotating member, the second connection part is connected to the second rotating member in a torsion-proof manner, and the second connection part has a central hole for receiving the second rotating member. A cylindrical centering reference member is provided, the torque transmission member and the centering reference member are coaxially arranged by a centering tool during the process of assembling the torque transmission member, wherein the first connection part is provided with at least two through holes, and the centering tool passes through the through holes during a process of centering. A centering tool is provided for coaxially arranging the above-mentioned torque transmission member and a fixed cylindrical centering reference member, wherein the centering tool has at least two centering arms, wherein the centering arms are capable of passing through the through holes.

A flexplate assembly (26) for use in a starting system (31) for translating rotational torque between an engine and a transmission includes a drive assembly (28) adapted to be attached to the engine and the transmission for translating rotational torque therebetween. The flexplate assembly (26) also includes a ring assembly (30) having a ring gear (32) adapted to permanently engage a pinion gear (24) of a starter motor (22) of the starting system (31). The ring assembly (30) rotates with the drive assembly (28) in response to rotational torque generated by the pinion gear (24) of the starter motor (22). The drive assembly (28) disengages from the ring assembly (30) in response to rotational torque generated by the engine.

A multi-disk coupling includes a first flange, a second flange, and a disk pack via which the first and second flanges are connected to one another in a torque-transmitting manner. A first fastener connects the multi-disk to one of the first and second flanges, and a second fastener is detachably connected to the first fastener and connected to the multi-disk via a material-fit connection.

A multi-disk coupling includes a first flange, a second flange, and a disk pack via which the first and second flanges are connected to one another in a torque-transmitting manner. A first fastener connects the multi-disk to one of the first and second flanges, and a second fastener is detachably connected to the first fastener and connected to the multi-disk via a material-fit connection.