Jack extension

Details Jack extension Jack extension

1981-03-13

1982-06-29

Watson, Hubert C.

Implements or apparatus for applying pushing or pulling force

Hoisting truck

Single throw lever

254 1, 254 10B, 254133R, B66F 500

Patent

active

043369219

ABSTRACT:
An extension for a common trolley type service jack that includes an elongate rigid frame with a tunnel extending inwardly from one end thereof to receive the jacking end portion of the trolley type service jack. The rigid frame bears downwardly on the frame of the service jack adjacent the entry to the tunnel and inwardly thereof are supports for the wheels of the trolley jack. A lift platform is attached to the rigid frame by a lever pivotally attached at one end to the lift platform and at the other end to the rigid frame and overly the tunnel. The lever extends beyond the tunnel and on the free outer end is mounted the lift platform, the lever being pivotally movable by the lift portion of the jack to raise the lift platform of the jack extension.

REFERENCES:
patent: 2814394 (1957-11-01), Witcher
patent: 3834669 (1974-09-01), Reid
patent: 4123038 (1978-10-01), Meyers
patent: 4231550 (1980-11-01), Caotoe

Affiliated with

Also associated with

Rating

Jack extension does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Jack extension, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Jack extension will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2162193