| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bonded canceller seal (BCS) with a lock protruded part to be locked to a snap ring and an oil drain part for draining oil from an oil pressure chamber, without the need for costly work. <P>SOLUTION: The bonded canceller seal 4 comprises an outer periphery side seal lip 41 to be in slide contact with the peripheral face of a piston member 3 which reciprocates in the axial direction, and the inner periphery side lock protruded part 1 to be locked to the snap ring 21 mounted on a shaft 2. The oil drain part 10 is formed at the same position as that of the lock protruded portion 1 for draining oil from the oil pressure chamber. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
