Coated seal for sealing parts in a vehicle engine

Details Coated seal for sealing parts in a vehicle engine Coated seal for sealing parts in a vehicle engine

2011-06-28

2011-06-28

Edwards, N. (Department: 1798)

Stock material or miscellaneous articles

Circular sheet or circular blank

Seal, gasket, or packing

C123S472000, C123S467000, C277S626000, C156S307700

Reexamination Certificate

active

07968167

ABSTRACT:
A coated seal for sealing parts in a vehicle engine is disclosed herein. The seal includes a seal body portion including glass fiber-filled polytetrafluoroethylene, carbon-filled polytetrafluoroethylene, molybdenum disulfide-filled polytetrafluoroethylene, bronze-filled polytetrafluoroethylene or combinations thereof; and a coating portion including either expanded polytetrafluoroethylene, carbon-filled polytetrafluoroethylene, or combinations thereof. A method of using a coated seal in a vehicle engine is also disclosed herein. A system to achieve decreased friction, decreased noise, and improved wear in injector seals in a vehicle engine is also disclosed herein.

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