Line pressure valve to selectively control distribution of pressurized fluid
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United States of America Patent
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Nov 8, 2016
Grant Date -
Nov 19, 2015
app pub date -
Jul 29, 2015
filing date -
Oct 24, 2011
priority date (Note) -
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Abstract
A line pressure valve includes a valve housing having a central cavity and a plurality of inlet and outlet ports, and a spool positioned within the central cavity and axially displaceable therein, the spool having a plurality of radial cutouts that fluidly connect respective inlet and outlet ports based on an axial position of the spool with respect to the valve housing. First and second pumps are fluidly connectable and disconnectable respectively to and from the fluid circuit based on the axial position of the spool via the inlet and outlet ports.
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