| 摘要 |
A disc brake assembly 10 and method for preventing binding of disc brake caliper slider pins 34 in bushing seals 14 of a disc brake caliper 18. The bushing seal 14 is a unitary, molded, tubular article including a molded tubular elastomeric body 44 having a hydraulically formed tubular polytetrafluoroethylene liner 46 bonded to the I.D. of the elastomeric body and having a polytetrafluoroethylene scraper lip 48 adjacent the inboard end 50 of the bushing seal for scraping foreign particles off of the slider pin 34 to keep them out of the bushing seal 14 where they could cause binding. The bushing seal 14 also has a smooth tapering O.D. surface such that it can be easily installed in a slider pin bore 30.
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