Implements or apparatus for applying pushing or pulling force – Thill-coupling jack
Patent
1988-03-25
1990-02-27
Hartman, Judy
Implements or apparatus for applying pushing or pulling force
Thill-coupling jack
B25C 1102
Patent
active
049039458
ABSTRACT:
A staple remover is provided comprising two levers pivotally coupled at one end and being movable towards one another at their other ends. A pair of extraction jaws are formed at the movable ends of the levers for engaging the underside of a staple embedded in a material to thereby lift the staple away from the material. The staple remover also comprising an engaging member located adjacent the extraction jaw in one of the levers and forming a slot with said extraction jaw. The engaging member will engage the upper surface of the staple to thereby anchor the staple at a middle portion thereof for clean and uniform withdrawal of the staple ends from the paper.
REFERENCES:
patent: 2553660 (1951-05-01), Levendusky
patent: 2662727 (1953-12-01), Yerkes
patent: 4674727 (1987-06-01), McAlister
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