LandOfFree - US Patents - Listing for Pumps,Expansible chamber type,Having pumping chamber pressure responsive distributor

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

Reed valve restriction plate with anti-sticking means

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

Reed-type discharge valve arrangement for a hermetic compressor

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

Refrigerant compressor having an asymmetrically contoured piston

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

Refrigerant compressor with an improved discharge valve...

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

Refrigerating agent compressor with improved valve

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

Refrigeration compressor having a contoured piston

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

Retaining device for a pivotable handle of a hand pump

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

Ring valve type air compressor

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

Ring valve type air compressor with deformable ring valves

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

Ring valve type air compressor with deformable ring valves