Seal and seal/boss assembly
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United States of America Patent
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Aug 25, 2015
Grant Date -
Mar 17, 2011
app pub date -
Nov 20, 2010
filing date -
May 20, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
In one embodiment, a seal includes a body of resilient material having a generally cylindrical opening therein. A first, smaller diameter part of the opening is defined by a cylindrical inner surface having a plurality of bumps protruding therefrom, and a second, larger diameter part of the opening is defined by an inwardly bulging sidewall. In another embodiment, an assembly includes: a boss protruding from a boss base; an elastomeric seal comprising a collar and a flexible collar base supporting the collar on the boss base, the collar having an opening therein closely receiving the boss and the collar base configured to flex when compressed along the longitudinal axis and rebound back toward an original position when uncompressed; and a plurality of elastomeric bumps on the collar and/or on the boss, the bumps protruding into the opening such that the collar is supported laterally around the boss on the bumps.
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