Interlocking Spring Seat Assembly and Rotary Control Valve Comprising Same
AssigneeFisher Controls International LLC
InventorsBryan Q. Leger, David J. Koester
Life of this patent
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Abstract
A spring seat assembly for a fluid valve includes a first spring seat having a first protruding member extending away from a first seating surface and a second spring seat having a second protruding member extending away from a second seating surface, the first spring seat being slidable relative to the second spring seat. A spring is disposed between the first seating surface and the second seating surface. A locking element is disposed on at least one of the first protruding member and the second protruding member.
Claims20
A spring seat assembly for a fluid valve, the spring seat assembly comprising:
- a first spring seat having a first protruding member extending away from a first seating surface;
- a second spring seat having a second protruding member extending away from a second seating surface;
- a spring disposed between the first seating surface and the second seating surface;
- and
- a locking element disposed on at least one of the first protruding member and the second protruding member,
- wherein the first spring seat is slidable relative to the second spring seat.
A fluid valve comprising:
- a valve body having a fluid inlet and a fluid outlet;
- a closure member disposed within the valve body, the closure member being operatively coupled to a drive shaft and a follower shaft;
- a valve seat disposed within the valve body, the valve seat cooperating with the closure member to control fluid flow through the valve body;
- and
- a spring seat assembly operatively coupled to the follower shaft, the spring seat assembly including a first spring seat having a first protruding member extending away from a first seating surface, a second spring seat having a second protruding member extending away from a second seating surface, a spring disposed between the first seating surface and the second seating surface;
- and a locking element disposed on at least one of the first protruding member and the second protruding member.
Dependencies are inferred from the claim text.