LandOfFree - US Patents - Listing for Pumps

Pumps – Motor driven – Fluid motor

Hydraulically-operated pump jack with chain drive

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

Hydro elastic pump which pumps using non-rotary bladeless...

Hydro elastic pump which pumps using non-rotary bladeless...

Pumps – Processes

Pumps – Motor driven – Fluid motor

Hydro mechanical packingless pump and liquid spray system

Pumps – Condition responsive control of pump drive motor – Plural pumps having separate drive motors – supply sources,...

Hydro-pneumatic pumpsets

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

Hydrocarbon getter pump

Pumps – Three or more cylinders arranged in parallel – radial – or... – Motor driven

Hydrocleaning machine with pump mounting closure lid

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...

Hydrodynamic bearing protection system and method

Pumps – Condition responsive control of pump drive motor – With control of pump drive transmission

Hydrodynamic pump units and regulators therefor

Pumps – Motor driven – Pump within rotary working member

Hydrodynamically suspended rotor axial flow blood pump

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

Hydroelectric switch for controlling electric motor driven pump

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...

Hydrogen operated power system

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

Hydroimpedance pump

Pumps – One fluid pumped by contact or entrainment with another – Jet

Hydrokinetic amplifier

Pumps – Processes – Of pumping one fluid by contact or entrainment with another

Hydrokinetic amplifier with high momentum transfer coefficient

Pumps – With condition responsive pumped fluid control – Plural separate sensing means for a single fluid controller

Hydromechanical governor

Pumps – Condition responsive control of pump drive motor – Responsive to accumulation of pumped liquid in receiver

Hydropneumatic constant pressure device

Pumps – Processes – Of pumping one fluid by contact or entrainment with another

Hydropneumatic energy system

Pumps – Motor driven – Relatively movable pumping members driven by relatively...

Hydrostatic and oil well pump