Back to results
US 2023/0141854 A1Published application
Valve body
AssigneeKerr Machine Co.
InventorsMicheal Cole Thomas, Christopher Todd Barnett, Nicholas Son, John Keith, Kelcy Jake Foster
Life of this patent
Estimating the term…
Abstract
A valve configured to seal against a valve seat. The valve and valve seat are configured to be installed within a fluid end. A recess is formed within the valve for receiving a seal. A shape of the recess and a shape of the valve are designed to reduce wear to the seal during operation.
Claims23
An apparatus, comprising:
- a valve configured to seal against a valve seat, the valve comprising:
- a tapered sealing surface joined to a side surface by a recessed surface, the recessed surface forming a recess within the valve, the recessed surface comprising:
- a plurality of straight-line segments, the plurality of straight-line segments comprising:
- L1, L2, L3, and L4;
- and
- a plurality of radius segments, the plurality of radius segments comprising:
- R1, R2, R3, and R4;
- in which L1 is positioned intermediate the tapered sealing surface and R1;
- in which L2 is positioned intermediate R1 and R2;
- in which L3 is positioned intermediate R2 and R3;
- in which L4 is positioned intermediate R3 and R4;
- and
- in which R4 is positioned intermediate L4 and the side surface;
- and
- a seal installed within the recess and engaging the plurality of straight-line segments and the plurality of radius segments of the recessed surface;
- in which at least a portion of the tapered sealing surface and at least a portion of the seal are configured to seal against the valve seat.
13 more elements
An apparatus, comprising:
- a valve configured to seal against a valve seat, the valve comprising:
- a tapered sealing surface joined to a side surface of the valve by a recessed surface, the recessed surface forming a recess within the valve, the recessed surface comprising:
- a plurality of straight-line segments, the plurality of straight-line segments comprising:
- L1, L2, and L3;
- and
- a plurality of radius segments, the plurality of radius segments comprising:
- R1 and R2;
- in which L1 is positioned intermediate the tapered sealing surface and R1;
- in which L2 is positioned intermediate R1 and R2;
- and
- in which L3 is positioned intermediate R2 and the side surface;
- and
- a seal installed within the recess and engaging the plurality of straight-line segments and the plurality of radius segments of the recessed surface;
- in which at least a portion of the tapered sealing surface and at least a portion of the seal are configured to seal against the valve seat.
11 more elements
Dependencies are inferred from the claim text.