LandOfFree - US Patents - Listing for Pumps

Pumps – Expansible chamber type – Mechanically actuated distributor

Oscillating-deflector pump

Pumps – With muffler acting on pump fluid

Oscillating-plate type compressor having holes in an outside are

Oscillation-type compressor

Oscillation-type compressor

Oscillation-type compressor

Oscillation-type compressor

Oscillation-type compressor

Pumps – Motor driven – Fluid motor

Oscillator for pneumatic pump having single valve

Pumps – Motor driven – Including means for facilitating assembly or disassembly of...

Oscillator for ventilation apparatus for artificial respirator

Pumps – Expansible chamber type – Oscillating pumping member

Oscillatory pump for the transport of viscous materials

Pumps – Expansible chamber type – Oscillating pumping member

Oscillatory pump-conveyor for transporting liquid-solid...

Pumps – Diverse pumps – Including rotary nonexpansible chamber type

Osmotic water purification pumping system with flush valve

Pumps – Expansible chamber type – Mechanically actuated distributor

OTR safety urinal pumps

Pumps – Motor driven – Including means for facilitating assembly or disassembly of...

Outboard motor with hydraulic pump and means for attaching hydra

Pumps – Motor driven – Motor within rotary pumping member

Outer rotor type fan-motor

Pumps – Expansible chamber type – Distributor formed from integral portion of flexible wall...

Outlet check valve for fluid bladders

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor

Outlet pressure control system for electromagnetic reciprocating

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor

Outlet pressure control system for electromagnetic reciprocating

Pumps – Expansible chamber type – Distributor movement adjustable

Outlet valve assembly for paint sprayer