Pantograph jack

Details Pantograph jack Pantograph jack

1993-06-10

1994-09-13

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Single throw lever

Mechanically actuated

B66F 322

Patent

active

053461800

ABSTRACT:
A pantograph jack is disclosed having a drive screw having a length required to span a distance between a threaded annulus at a first joint and a second joint, the improvement comprising an extension means to extend the threaded annulus towards the second joint to shorten the said distance and the length required of the drive screw.

REFERENCES:
patent: 4695036 (1987-09-01), Yukimoto et al.
patent: 5131628 (1992-07-01), Huang
patent: 5176362 (1993-01-01), Seksaria
patent: 5184806 (1993-02-01), Erschens

Affiliated with

Also associated with

Rating

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

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1115290