LandOfFree - US Patents - Listing for Pumps,Expansible chamber type

Pumps – Expansible chamber type – Having pumping chamber pressure responsive distributor

Valved discharge mechanism of a refrigerant compressor

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless double acting positive displacement fluid transfer dev

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless metering pump with crisscrossed passage ways in the pi

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless metering pump with reciprocating, rotating piston

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless positive displacement metering pump

Pumps – Expansible chamber type – Plural pumping members in single pump chamber

Valveless pump

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless rotary-oscillating double-acting piston pump

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless, positive displacement pump

Pumps – Expansible chamber type – Pumping member position controlled port

Valveless, positive displacement pump including hinge for angula

Pumps – Expansible chamber type – Having pumping chamber pressure responsive distributor

Valves and pumps for microfluidic systems and method for...

Pumps – Expansible chamber type – Plural pumping chambers

Valves and rod assembly

Pumps – Expansible chamber type – Having pulsation dampening fluid receiving space

Vane cell pump

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable capacity modulation for scroll compressor

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable capacity scroll compressor

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable capacity scroll compressor

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable capacity type compressor with check valve

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable capacity type gear pump

Pumps – Expansible chamber type – Plural pumping chambers

Variable discharge fuel pump

Pumps – Expansible chamber type – Having separate noncyclic valve

Variable displacement balanced vane pump