| 摘要 |
An overmolded fuel seal for preventing the leakage of fuel and fuel vapours in external fuel tank applications in a vehicle fuel system. The fuel seal comprises a fuel-resistant carrier that is overmolded with fuel-resistant elastomer. The carrier comprises flexible sealing lips and in the preferred embodiment an anchoring means, for attachment of an elastomer portion comprising sealing lips. The elastome r portion can be mechanically and/or chemically attached to the carrier. The compresse d elastomer provides primary liquid and vapour sealing and the flexible lips o f the carrier provide a secondary seal.
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