| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve lubricating performance in a sliding part S of a seal lip 13. <P>SOLUTION: This sealing device 10 for sealing fluid including lubricating oil in the periphery of a rotary shaft 2 arranged in the lateral direction includes: a seal lip 13 slidably brought into tight contact with the peripheral surface of the rotary shaft 2, which is inserted into the inner periphery of a housing 1, in the state of pointing a machine-inside space A side; and an oil supply member 16 extending to cover the machine-inside space A side. The oil supply member 16 includes a required number of windows 161 and 162 positioning on the upper side of the seal lip 13, and the inner diameter side thereof is formed with a guide cylinder 16d, of which the tip pointing the machine-inside space A side is arranged closer to the peripheral surface of the rotary shaft 2 and of which diameter is increased as it goes to the peripheral side of the seal lip 13. <P>COPYRIGHT: (C)2011,JPO&INPIT |
