Hydraulic pump assembly with accumulator and oil reservoir
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United States of America Patent
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Apr 14, 1992
Grant Date -
N/A
app pub date -
Jun 13, 1991
filing date -
Jun 14, 1990
priority date (Note) -
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status (Latency Note)
Importance
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.
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