Portable fluid pumping device

Details Portable fluid pumping device Portable fluid pumping device

F - Mech Eng,Light,Heat,Weapons

03

C

230/44

F03C 1/00 (2006.01)

Patent

CA 1293957

PORTABLE FLUID PUMPING DEVICE ABSTRACT OF THE DISCLOSURE A portable fluid pumping device, comprises a piston carried within a compartment by a rolling diaphragm and defining, on one side thereof, an expansible-contractible pumping chamber communicating with the inlet and outlet ports; a drive for the piston including an electric rotary motor and an eccentric bearing coupling the motor to the piston to reciprocate the piston upon the rotation of the motor; a flywheel coupled to the motor; and valves permitting fluid to enter the pumping chamber from the inlet port during the forward strokes of the piston, and to exit from the pumping chamber via the outlet port during the return strokes of the piston. The piston, drive, flywheel and valves axe all arranged in a single assembly, the housing being partitioned to permit the quick introduction and removal of the single assembly for repair or maintenance purposes.

537548

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