Patent ID: 8814710
Filing Date: 2014-08-26
Classification: F16D

Abstract:
1. A coupling for coaxially connecting a first rotary shaft to a second rotary shaft, the coupling comprising: a first connecting member arranged to be connected to the first rotary shaft for rotation there with; a second connecting member arranged to be connected to the second rotary shaft for rotation there with; and a cushioning member; wherein the first connecting member comprises: wherein the second connecting member comprises a main body and a plurality of drive arms extending from peripheral portions of the main body, the drive arms extending in radial directions of the coupling and respectively sandwiched between adjacent projecting members of the first connecting member, thereby the first connecting member and the second connecting member rotate together; wherein the cushioning member having a wall that is sandwiched between the base and the second connecting member; and wherein recesses are formed in the base, the recesses extending in radial directions of the coupling; a plurality of axially extending perforations pass through the base and join with respective recesses; and the cushioning member comprises ribs disposed in the recesses and rods disposed in the perforations.