A coupling for connection of an encoder to an electrical machine includes an encoder shaft end piece for coupling to a shaft of the encoder, and a machine shaft end piece for coupling to a shaft of the electrical machine. At least one of the end pieces has a carrier which is formed with a cavity filled with granular material, preferably steel powder, to effect a dampening of vibrations and impacts.

An elastic coupling assembly comprises a first brake gear, a second brake gear, a coupling, a plurality of elastic bodies, a plurality of first protrusions, at least two second protrusions; wherein, the plurality of first protrusions is arranged on a surface of the first brake gear which faces the second brake gear; the at least two second protrusions are arranged at intervals on the surface of the coupling which faces the first brake gear; each second protrusion has a notch, each first protrusion is clamped between two adjacent second protrusions; when the first brake gear rotates in one direction, each first protrusion comes into contact with the corresponding elastic body, when the first brake gear rotates in the other direction, each first protrusion comes into contact with the second protrusion opposite to the corresponding elastic body. The present invention further comprises an elastic can opener having the elastic coupling assembly.

An elastic coupling assembly comprises a first brake gear, a second brake gear, a coupling, a plurality of elastic bodies, a plurality of first protrusions, at least two second protrusions; wherein, the plurality of first protrusions is arranged on a surface of the first brake gear which faces the second brake gear; the at least two second protrusions are arranged at intervals on the surface of the coupling which faces the first brake gear; each second protrusion has a notch, each first protrusion is clamped between two adjacent second protrusions; when the first brake gear rotates in one direction, each first protrusion comes into contact with the corresponding elastic body, when the first brake gear rotates in the other direction, each first protrusion comes into contact with the second protrusion opposite to the corresponding elastic body. The present invention further comprises an elastic can opener having the elastic coupling assembly.

A coupling includes a claw part and an intermediate piece. The intermediate piece includes a tube piece produced from aluminum or from an aluminum alloy, and a buffer part received in an end region of the tube piece and including elastic damping elements for receiving the claw part. The damping elements are surrounded by the end region radially at an outside in a circumferential direction. The buffer part includes a part which is different from the damping elements and is produced from a material of a brittleness which is greater than a brittleness of the tube piece.

A drive system as disclosed includes an input shaft, an output shaft, and at least two coupling elements respectively coupled to the input shaft and the output shaft. In order to absorb assembly and manufacturing tolerances with respect to the shafts, the coupling elements and their attachment to the shafts and thereby prevent jamming of the drive system, at least one coupling element has an elastically deformable section, the elastically deformable section having a different material or a different cross-section than an adjacent section of the coupling element.

A drive system as disclosed includes an input shaft, an output shaft, and at least two coupling elements respectively coupled to the input shaft and the output shaft. In order to absorb assembly and manufacturing tolerances with respect to the shafts, the coupling elements and their attachment to the shafts and thereby prevent jamming of the drive system, at least one coupling element has an elastically deformable section, the elastically deformable section having a different material or a different cross-section than an adjacent section of the coupling element.

A torque transfer assembly comprising a drive shaft and a driven shaft and a dielectric insert arranged to be positioned between the drive shaft and the driven shaft, the insert assembly comprising a body of dielectric material shaped to form an insulating layer and configured to engage, respectively, with a first shaped engagement feature on the drive shaft and a second shaped engagement feature on the driven shaft, in torque transfer engagement, the insulating layer providing a dielectric barrier between the drive shaft and the driven shaft.

The present disclosure provides a connection and torque transfer apparatus having a torque input end and a torque output end electrically insulated, an accessory and use thereof. The connection and torque transfer apparatus comprises at least: a torque input component, an intermediate body component, and a torque output component; and the accessory can match the foregoing apparatus to form an assembly. The apparatus has a few components, high reliability, good insulating performance, excellent torque transfer performance and low costs, and is simple and convenient to manufacture.

A support structure for rotating shafts of a vehicle, including: a drive shaft operatively connected to a power transmitting shaft to which a drive force of an engine is transmitted; and a rotor shaft of an electric motor spline-coupled to the drive shaft, each of the rotor shaft of the electric motor and the drive shaft is being supported by at least one bearing, in the support structure, one of the rotor shaft and the drive shaft is constituted by a first rotary shaft and a second rotary shaft which are operatively connected to each other, and an elastic member is interposed between the first rotary shaft and the second rotary shaft such that the first and second rotary shafts are operatively spline-connected to each other through the elastic member.

A support structure for rotating shafts of a vehicle, including: a drive shaft operatively connected to a power transmitting shaft to which a drive force of an engine is transmitted; and a rotor shaft of an electric motor spline-coupled to the drive shaft, each of the rotor shaft of the electric motor and the drive shaft is being supported by at least one bearing, in the support structure, one of the rotor shaft and the drive shaft is constituted by a first rotary shaft and a second rotary shaft which are operatively connected to each other, and an elastic member is interposed between the first rotary shaft and the second rotary shaft such that the first and second rotary shafts are operatively spline-connected to each other through the elastic member.