| 摘要 |
<p>PURPOSE: To prevent pistons of a master cylinder from jumping out of housing even if members retaining the pistons are removed from a hat. CONSTITUTION: Spring mechanisms 44, 48, which energize a primary piston 38 and a secondary piston 40 respectively, are provided with control means 44a, 44b, 44c, 44d, 48a, 48b, 48c, 48d, which define the extension limits of compression springs 44f, 48f.</p> |
