Hydraulic pump assembly with accumulator and oil reservoir

Details Hydraulic pump assembly with accumulator and oil reservoir Hydraulic pump assembly with accumulator and oil reservoir

1991-06-13

1992-04-14

Smith, Leonard E.

Pumps

Condition responsive control of pump drive motor

Responsive to accumulation of pumped liquid in receiver

417540, 60418, F04B 4902

Patent

active

051042940

ABSTRACT:
A hydraulic pump composed of a pump and an accumulator combined therewith has an outer shell divided into an accumulator cylinder of metal and a tank of resin. The accumulator cylinder and said tank have thicker side portions, respectively, which define therein an outlet oil passage and an inlet oil passage, respectively.

REFERENCES:
patent: 4738595 (1988-04-01), Gaiser
patent: 4924670 (1990-05-01), Bausey

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