| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a seal chain capable of maintaining the seal function over a long period, even if highly fluid lubricating oil is used, by improving sealability by adopting a seal of the large area. <P>SOLUTION: A seal mechanism S is the seal chain 100 including an inner peripheral side elastic seal member 130 having an inner peripheral side annular base part 131 fitted to an end part outer peripheral surface of a bush 112 partially projecting from a plate outside surface of an inner link plate 111 and an inner peripheral side flange part 132 extended outside in the radial direction from the inner peripheral side annular base part 131, a rigid annular seal member 150 fixed to a plate inside surface of an outer ling plate 121 and surrounding the inner peripheral side elastic seal member 130, and an outer peripheral side elastic seal member 140 pressed in and fitted to an inner peripheral surface of the rigid annular seal member 150 and provided with a flange sliding contact groove part 160 for sandwiching the inner peripheral side flange part 132 of the inner peripheral side elastic seal member 130 so as to be capable of slidingly contacting. <P>COPYRIGHT: (C)2012,JPO&INPIT |
