| 摘要 |
PURPOSE:To reduce the weight of a clutch and to compact the clutch, by a method wherein a shape memory alloy having a heating means is used in a pusher which presses a clutch disc. CONSTITUTION:A pusher 24 is mounted between a first presser 20 and a second pressure plate 21. The pusher 24 is formed with leg parts 24a, formed in a hollow annular manner, and a pusher body 24b through which the leg parts are intercoupled, and is formed by a shape memory alloy. The pusher 24 is formed such that an electric heater 25 is mounted as a heating means to the pusher body 24b. |
