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Gas seal

  • US 20020113377A1
  • Filed: 01/30/2002
  • Published: 08/22/2002
  • Est. Priority Date: 02/01/2001
  • Status: Abandoned Application
First Claim
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1. A gas seal for providing a seal between a frame and a movable member mounted on the frame, the gas seal comprising an elongate support member having opposed upper and lower faces and opposed first and second sides, and a sealing lip extending along and being joined to the support member, the sealing lip having an anchor portion and a sealing portion, the sealing portion being spaced from the support member by said anchor portion and having an edge which defines a terminal sealing edge of said sealing lip, the sealing lip normally residing in an inoperative position and being movable relative to the support member to an operative position, said anchor and sealing portions extending laterally from the first side when the sealing lip resides in said inoperative position whereas when the sealing lip resides in said operative position said anchor portion resides in face to face contact with said first side with said seal portion projecting laterally beyond the upper face of said support member.

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