LandOfFree - US Patents - Listing for Pumps

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

Vacuum actuated tubular blood pumping device with active values

Pumps – Expansible chamber type – Having separate noncyclic valve

Vacuum adjustment mechanism particularly adapted for a...

Pumps – Successive stages

Vacuum apparatus

Pumps – Successive stages

Vacuum apparatus

Pumps – Motor driven – Electric or magnetic motor

Vacuum apparatus

Vacuum apparatus and a method of controlling a suction speed the

Pumps – Processes

Pumps – With signal – indicator – or inspection means

Vacuum apparatus and fan casing with wear indicator

Pumps – Including separate port on noncyclic valve for venting or...

Vacuum assisted priming and cooling system for a pump

Pumps – Ambulant – body supported – or with carrying handle

Vacuum blower/device having a second grip and a support at a low

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

Vacuum boost device

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

Vacuum breaking device for ejector pump

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

Vacuum chamber with a supersonic flow aerodynamic window

Pumps – Successive stages – Stages driven by relatively movable motor working members

Vacuum cleaner

Pumps – Motor driven – With means to prevent heat transfer between pump and motor

Vacuum cleaner-blower assembly with sound absorbing arrangement

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

Vacuum controlling device

Pumps – Electrical or getter type

Vacuum device having a getter device

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

Vacuum ejector device

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

Vacuum ejector pump

Pumps – Diverse pumps – Including rotary nonexpansible chamber type

Vacuum evacuation system