Engine shutdown valves

CAFC
  • US 6,273,053 B1
  • Filed: 03/03/2000
  • Issued: 08/14/2001
  • Est. Priority Date: 03/03/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. An engine shutdown valve, comprising:

  • a housing defining an air flow through passage;

    a gate slidable in the housing from a position in which the air flow through passage is open to a position in which the air flow through passage is closed;

    a spring mechanism mounted on the housing in a position that urges the gate to the closed position;

    a latch having a latch position and a release position;

    an actuator for the latch, the actuator being operable to move the latch from the latch position to the release position;

    a flexible member connected between the latch and the gate to restrain the gate from being urged to the closed position by the spring member when the latch is in the latch position and to release the gate when the latch is in the release position.

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