LandOfFree - US Patents - Listing for Pumps

Implantable drug delivery pump with desiccant humidity...

Pumps – Miscellaneous

Pumps – Motor driven – Pump within rotary working member

Implantable electric axial-flow blood pump

Pumps – Motor driven – Pump within rotary working member

Implantable electric axial-flow blood pump with blood cooled bea

Pumps – Motor driven – Pump within rotary working member

Implantable electric axial-flow blood pump with blood-cooled bea

Pumps – Motor driven – Magnetostrictive chamber

Implantable piezoelectric pump system

Pumps – Motor driven – Electric or magnetic motor

Implantable pump

Pumps – Successive stages – Reciprocating rigid stages

Improved compressor crankshaft

Pumps – Condition responsive control of drive transmission or pump... – Having means to hold or resist movement of pumping element

Improved lubrication pump for a torque proportioning differentia

Pumps – Expansible chamber type – Plural pumping chambers

Improved method for injecting treatment chemicals using a consta

Pumps – Expansible chamber type – Elongated flexible chamber wall progressively deformed

Improved pressure plate movement system for a peristaltic pump

Pumps – Motor driven – Fluid motor

Impulse pump using spark discharge to actuate fluid link

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

Impulse pump with a metal diaphragm

In situ getter pump system and method

Pumps – Processes

Pumps – Electrical or getter type – Getter heating – vaporizing – or regeneration

In Situ getter pump system and method

Pumps – Motor driven – Electric or magnetic motor

In situ separable electric submersible pump assembly with...

In tank fuel pump filter

Pumps – Combined

Pumps – Motor driven – Including means utilizing pump fluid for augmenting cooling,...

In-line electric motor driven compressor

Pumps – Expansible chamber type – Distributor moved by separate fluid responsive surface

In-line fluid pump and shuttle valve therefor

Pumps – Convertible to apparatus of a different class

In-line hand pump device