VARIABLE VOLUME RESERVOIR

A reservoir for a hydraulic pump system includes a reservoir body, an inner wall dividing an interior of the reservoir body into a first pressure chamber and a second pressure chamber, and a one-way valve connecting the first pressure chamber and the second pressure chamber. A piston assembly forms...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	BROCK, KNUTE, K, ST. AUBIN, JOSEPH, A
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MECHANICAL ENGINEERING SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A reservoir for a hydraulic pump system includes a reservoir body, an inner wall dividing an interior of the reservoir body into a first pressure chamber and a second pressure chamber, and a one-way valve connecting the first pressure chamber and the second pressure chamber. A piston assembly forms a first cylinder portion connected to the first pressure chamber and a second cylinder portion that is vented. The piston is movable within the cylinder under the influence of a biasing member to increase and decrease the overall volume of the first pressure chamber. The piston pressures a piston pump inlet connected to the first pressure chamber and maintains a constant pressure within the first pressure chamber under a variety of piston pump operating conditions.