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

Pumps – Expansible chamber type – Mechanically actuated distributor

Air compressor

Pumps – Expansible chamber type – Plural pumping chambers

Air compressor cylinder head

Pumps – Expansible chamber type – Valved piston

Air compressor having easily assembled structure

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

Air dome with baffle for fuel pumps

Pumps – Expansible chamber type – Having additional chamber intake connection from nonpumping...

Air pressure circuit

Pumps – Expansible chamber type – Inlet and discharge distributors at opposite ends of tubular...

Air pump

Reissue Patent

Pumps – Expansible chamber type – Moving cylinder

Air pump

Pumps – Expansible chamber type – Inlet and discharge distributors at opposite ends of tubular...

Air pump

Pumps – Expansible chamber type – Moving cylinder

Air pump

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

Air pump assembly for a fish bowl

Pumps – Expansible chamber type – Bellows-type chamber

Air pump for a natural mineral water bottle

Pumps – Expansible chamber type – Valve in collapsible wall pumping member

Air pump for an inflatable body having a safety holding device

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

Air pump for vacuum toilet systems

Pumps – Expansible chamber type – Valve in collapsible wall pumping member

Air pump of simple structure

Pumps – Expansible chamber type – Including valve assembly – disassembly – or inspection...

Air pump with a hidden extension tube

Pumps – Expansible chamber type

Air pump with apparatus to hold nozzle

Pumps – Expansible chamber type – Mechanically actuated distributor

Air pump with dual air intakes

Pumps – Expansible chamber type – Mechanically actuated distributor

Air pump with dual air intakes

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

Air pump, air chamber device using air pump, and wristwatch...