Hydraulic pump and detachable servo unit
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United States of America
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Feb 25, 2020
Grant Date -
Dec 1, 2016
app pub date -
May 26, 2016
filing date -
May 26, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A housing of a hydraulic pump is configured to have a servo unit detachably attached thereto so as to control tilt direction and angle of its movable swash plate. A port block is formed therein with a pair of main ports and, and a pair of main fluid passages and fluidly connecting respective main ports and to cylinders in its cylinder block. Main ports are used to have respective external pipes connected thereto so as to fluidly connect the hydraulic pump to a hydraulic motor disposed outside of the hydraulic pump, thereby constituting a hydrostatic transmission.
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