Jack having the pneumatic air pump functions and using a common

Details Jack having the pneumatic air pump functions and using a common Jack having the pneumatic air pump functions and using a common

1985-10-25

1987-07-07

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Device or member for contacting and guiding moving cable

Including rotatable, cable contacting, pulley wheel element

254 93H, 254 1, B60P 148, B66F 324

Patent

active

046781625

ABSTRACT:
A hydraulic floor jack is disclosed which is adapted for the tasks of lifting a vehicle and pumping up a tire. The jack is provided with a common drive motor including an elongated double-ended shaft having respective end portions projecting from the motor. The one end of the shaft is connected to and drives a piston of an air pump. The other end of the shaft is connected to a second reduction gearing which, in turn, drives an oil pump including a drive rod and a lifting mechanism including a pivoted arm set driven by the drive rod.

REFERENCES:
patent: 1983444 (1934-12-01), Dry
patent: 2034605 (1936-03-01), Carman
patent: 2458590 (1949-01-01), Harris et al.
patent: 2575485 (1951-11-01), Bramble
patent: 3181836 (1965-05-01), Arnes et al.
patent: 3828878 (1974-08-01), Clapsaddle
patent: 4057114 (1977-11-01), Anderson
patent: 4289298 (1981-09-01), Kameda

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