LUBRICATION SYSTEM FOR A PISTON PUMP

A piston assembly for a piston pump includes an actuator rod, a piston coupled to the actuator rod and configured to contact a radially-inner wall of a cylinder, and an piston support structure coupled to the actuator rod and configured to contact the radially-inner wall of the cylinder. A fluid cha...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Tran, Ban Q, Netecke, Michael Raymond
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A piston assembly for a piston pump includes an actuator rod, a piston coupled to the actuator rod and configured to contact a radially-inner wall of a cylinder, and an piston support structure coupled to the actuator rod and configured to contact the radially-inner wall of the cylinder. A fluid channel extends through the actuator rod and the piston support structure, and the fluid channel is configured to deliver a lubricating fluid to an annular space positioned between the piston and the piston support structure along an axial axis of the piston assembly.