| 摘要 |
<p>PROBLEM TO BE SOLVED: To reduce the number of part items and assembling man-hours to reduce a manufacturing cost by positively mounting a reservoir of a hydraulic master cylinder to a cylinder body in a single operation. SOLUTION: A boss part 2a for mounting the reservoir is protrusively provided at the upper face of the master cylinder 1, and a boss part 9b fitted to the boss part 2a is protrusively provided at the lower face of a reservoir body 9a. Engaging parts 2b, 2b are provided at the outer periphery of the boss part 2a, and engaging parts 9c, 9c are provided at the lower part outer periphery of the reservoir 9. The engaging parts 2b, 2b, 9c, 9c on both sides are engaged with each other to mount the reservoir 9 to a cylinder body 2 while regulating the circumferential and axial rotation of the reservoir 9.</p> |
