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US 2016/0258433 A1Published application
Self-retaining packing nut assembly and method for a high pressure pump
AssigneeBlack Horse, LLC
InventorsDaryl BELSHAN, Jacob BROWN, Justin MCCOY, Joseph LEE
Life of this patent
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Abstract
A self-retaining packing nut assembly may include a first piece having a first and a second section. The first section can be configured to engage diametrically an inside of a pump housing. The packing nut assembly may also include a second piece having a third and fourth section. The third section can engage diametrically an inner surface of the first piece. In addition, the second piece can be configured to axially adjust inside the first piece.
Claims17
A self-retaining packing nut assembly, comprising:
- a first piece having a first section and a second section, wherein the first section is configured to engage an inside of a pump housing;
- and
- a second piece having a third and fourth section, wherein the third section engages the inner surface of the first piece,
- wherein the second piece is configured to axially adjust inside the first piece.
1 more element
An apparatus, comprising:
- a housing having a bore along an axis therein;
- a plunger configured to reciprocate within the bore along the axis;
- packing at least partially placed between the plunger and a side of the bore;
- a self-retaining packing nut assembly engaging the packing, the self-retaining packing nut assembly comprising:
- a first piece having a first section and a second section, wherein the first section is configured to engage an inside of a pump housing;
- and
- a second piece having a third and fourth section, wherein the third section engages on the inner surface of the first piece,
- wherein the second piece is configured to axially adjust inside the first piece.
5 more elements
A method, comprising:
- providing a first piece having a first section and a second section;
- providing a second piece having a third section and a fourth section;
- fastening the third section of the second piece to the first piece;
- inserting the first section of the first piece into a pump housing;
- engaging first piece with the pump housing;
- and
- axially adjusting the second piece inside the first piece to compress a packing located inside the pump housing.
4 more elements
Dependencies are inferred from the claim text.