| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve sealing properties and durability without increasing bending resistance of a chain excessively. <P>SOLUTION: A chain seal ring includes an inner peripheral groove 11 provided on an inner peripheral side, a pair of inner peripheral lips 12 and 12 provided so as to place the inner peripheral groove 11 inbetween, an outer peripheral groove 13 provided on an outer peripheral side, a pair of outer peripheral lips 14 and 14 provided so as to place the outer peripheral groove 13 inbetween and a reinforcing rib 16 provided on the bottom of the outer peripheral groove 13. <P>COPYRIGHT: (C)2013,JPO&INPIT |
