Under vane valve piston structure

A valve has a sleeve with at least one outlet port in a radially outer surface. A piston is moveable within the sleeve along an axis. The piston has a lip on a radially outer portion extending forwardly to an axially forward most end and a recess radially inward from the lip with respect to an axis...

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Bibliographic Details
Main Authors Rickis, Aaron F, Marocchini, Francis P
Format Patent
LanguageEnglish
Published 02.10.2018
Subjects
ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
ENGINE PLANTS IN GENERAL
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS
ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS
STEAM ENGINES
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Summary:A valve has a sleeve with at least one outlet port in a radially outer surface. A piston is moveable within the sleeve along an axis. The piston has a lip on a radially outer portion extending forwardly to an axially forward most end and a recess radially inward from the lip with respect to an axis of the piston. A vane pump is also disclosed.
Bibliography:Application Number: US201414536801