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US 2018/0023714 A1Published application
Check valve
AssigneeHamilton Sundstrand Corporation
InventorsModest RESZEWICZ, Pawel CZARNECKI
Life of this patent
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AssigneeHamilton Sundstrand Corporation
InventorsModest RESZEWICZ, Pawel CZARNECKI
Estimating the term…
According to the present disclosure, there is provided a check valve comprising a valve housing defining a pair of valve openings. A pair of flapper elements are pivotably mounted to at least one hinge pin for rotation relative to the housing between an open position in which they permit fluid flow through the respective valve openings and a closed position in which they prevent fluid flow through the valve openings. The check valve also includes at least one hinge pin receiving post that extends upwardly from the valve housing, wherein the at least one hinge pin receiving post comprises a first, lower end portion having an opening for receiving said at least one hinge pin, a second, upper end portion and a flexible, serpentine portion intermediate said end portions.
A check valve comprising:
A hinge pin receiving post for use in a check valve that includes a valve housing defining a pair of valve openings, a pair of flapper elements pivotably mounted to at least one hinge pin for rotation relative to the housing between an open position in which they permit fluid flow through the respective valve openings and a closed position in which they prevent fluid flow through the valve openings;
Dependencies are inferred from the claim text.