High pressure pump with partially filled gallery

A high pressure pump comprising a pump body 10, a pump housing 22 within which at least part of the pump body is located, a gallery 30 defined between the pump body and the pump housing, the pump body having a pump outlet which communicates with the gallery, and the pump housing having an outlet por...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	STEPHEN MARK HEARN, DARREN CHRISTOPHER HOWARD
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS WEAPONS
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Beschreibung
Zusammenfassung:	A high pressure pump comprising a pump body 10, a pump housing 22 within which at least part of the pump body is located, a gallery 30 defined between the pump body and the pump housing, the pump body having a pump outlet which communicates with the gallery, and the pump housing having an outlet port 32 which communicates with the gallery, and a filler 40 located within the gallery, the filler being located in the part of the gallery most remote from the pump outlet. Preferably the gallery is annular and filler extends around half to three quarters of the circumferential length of the gallery. The filler material may be an elastomeric material. The pump may also comprise a gerotor pump.