Four post lift and track adjusting means therefor

Details Four post lift and track adjusting means therefor Four post lift and track adjusting means therefor

1984-03-19

1986-05-13

Rolla, Joseph J.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

254 2B, B05

Patent

active

045880484

ABSTRACT:
A four post lift provides first and second pairs of vertical supports. A pair of beams or rails extend between the supports and are simultaneously raised and lowered for elevating an automobile supported on a pair of tracks spanning the beams or rails. The tracks are movable toward and away from each other to accommodate vehicles of different width. There are provided devices for moving one of the rails relative to the other. The moving devices comprises a rack on each of the rails, a pair of pinions carried by the rails in engagement with the racks, devices interconnecting the pinions for simultaneous movement and devices for rotating the pinions.

REFERENCES:
patent: 206993 (1854-10-01), Armentrout
patent: 1700308 (1929-01-01), Chilson et al.
patent: 2168624 (1939-08-01), Musgrave
patent: 2956645 (1960-10-01), Halstead
patent: 4134501 (1979-01-01), Tune
patent: 4269285 (1981-05-01), Ohkoshi et al.

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