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Self-aligning gate valve

  • US 5,169,125 A
  • Filed: 03/05/1991
  • Issued: 12/08/1992
  • Est. Priority Date: 03/05/1991
  • Status: Expired due to Fees
First Claim
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1. A mounting system for connecting a gate to a stem in a gate valve, comprising:

  • a unitary gate, reciprocally movable in a plane of movement between an open and closed position;

    support means for said gate acting between said gate and the stem, said support means being loosely fitted to said gate and adapted for a threaded connection with radial thread clearance to the stem to facilitate movement of said gate transversely to said plane of movement in response to differential pressure applied to said gate upon movement of said gate in said plane toward said closed position.

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