Multiple-ratio boost valve
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United States of America Patent
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Sep 20, 2016
Grant Date -
Jun 4, 2015
app pub date -
Nov 20, 2014
filing date -
Nov 20, 2013
priority date (Note) -
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Abstract
Various devices and methods are provided for a multiple pressure ratio valve assembly that can be used in a plurality of systems requiring different operating pressures. In one embodiment, a multi-pressure ratio valve is provided, the valve having a fluid bypass portion and being configurable into a plurality of pressure ratio configurations by selectively blocking a portion of the fluid bypass such that the pressure ratio of the valve assembly may be varied. Embodiments of the invention may also include a valve sleeve configured for use in a plurality of transmissions, the multi-pressure ratio valve being configured to be slidably disposed within the sleeve.
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