Manual piston air pump having high flow electric rotary pump
Abstract:
A triple action air pump includes a manual pump mechanism and an electrical pump mechanism. The mechanical pump mechanism has a piston mounted within a cylindrical housing, a shaft having a first end coupled to the piston and a second end that passes out of the cylindrical housing via an aperture in an end of the cylindrical housing, and a handle coupled to the second end of the shaft. The mechanical pump mechanism operates on both upstrokes and down-strokes of the handle. In one embodiment, the cylindrical housing has a single inner chamber and the electrical pump mechanism is mounted within the same chamber as the piston. In a second embodiment, the cylindrical housing has two separate inner chambers, with the mechanical pump mechanism mounted within one chamber and the electrical pump mechanism mounted within the other chamber.
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