| 摘要 |
<p>The spring has an acoustic mass (70) covering a median portion of each of multiple radial nozzles (12), and a slot located on the thickness of the mass. The nozzles have ends to cooperate with an antifriction bearing (30). The mass has thick portions in alternation with thin portions. The thick portions are connected to the nozzles. The thin portions are located between the nozzles. An independent claim is also included for a clutch mechanism comprising a diaphragm mounted movable between a clutched position and declutched position.</p> |
