Combined bicycle tire and air suspension pump with removable pre

Details Combined bicycle tire and air suspension pump with removable pre Combined bicycle tire and air suspension pump with removable pre

2000-03-24

2000-10-17

Freay, Charles G.

Pumps

Expansible chamber type

Plural pumping chambers

417469, 417487, 417467, F04B 1902

Patent

active

061321893

ABSTRACT:
A pump includes a first cylinder with a first valve member connected to a first end of the first cylinder and a first handle disengagably connected to a second end of the first cylinder. A first piston is movably received in the first cylinder and a second cylinder fixedly connected between the first handle and the first piston. A second piston is movably received in the second cylinder and a rod is connected to the second piston. The rod extends through the first handle and connected to second handle which is disengagably connected to the first handle. The movement of the first piston is used to pump tires and the movement of the second piston is used to pump a cylinder of air suspension device.

REFERENCES:
patent: 1381115 (1921-06-01), Gassenhuber, Jr.
patent: 1424928 (1922-08-01), McClelland
patent: 5443370 (1995-08-01), Wang
patent: 5779457 (1998-07-01), Chuang et al.
patent: 6027316 (2000-02-01), Wang

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