Pressure relief valve
AssigneeWolf Tooth Components, LLC
InventorMichael W. Pfeiffer
Life of this patent
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Abstract
A pressure relief valve for a height adjustment seat post including a lower housing, a stanchion telescopically supported within the lower housing, and a cartridge including a piston rod driven by a piston to telescopically adjust the stanchion relative to the lower housing includes a pressure relief port in the piston of the height adjustment seat post, a pressure relief valve ball, and a pressure relief valve spring to bias the pressure relief valve ball to a closed position to close the pressure relief port.
Claims9
A pressure relief valve for a height adjustment seat post including a lower housing, a stanchion telescopically supported within the lower housing, and a cartridge including a piston rod driven by a piston to telescopically adjust the stanchion relative to the lower housing, the pressure relief valve comprising;
- a pressure relief port in the piston of the height adjustment seat post;
- a pressure relief valve ball;
- and
- a pressure relief valve spring to bias the pressure relief valve ball to a closed position to close the pressure relief port,
- wherein the piston is positioned within a cylinder of the cartridge.
Dependencies are inferred from the claim text.