Apparatus for assisting the lifting of rigid sheet materials

Details Apparatus for assisting the lifting of rigid sheet materials Apparatus for assisting the lifting of rigid sheet materials

1997-04-29

1999-02-16

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Single throw lever

Lever-supported thrust bar

254131, B66F 300

Patent

active

058712062

ABSTRACT:
A new Apparatus for Assisting the lifting of Rigid Sheet Materials for lifting and holding a sheet of wallboard or plywood in an elevated position above a bottom board so that it can be nailed in place. The inventive device includes a foot lever and fulcrum and an extendible lift arm pivotally attached thereto.

REFERENCES:
patent: 640120 (1899-12-01), Floyd
patent: 1307600 (1919-06-01), Rose et al.
patent: 1612129 (1926-12-01), Huelsick
patent: 1666971 (1928-09-01), McCarty
patent: 1721227 (1929-07-01), Manley
patent: 2989286 (1961-06-01), Gillespie

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