Staple removing apparatus

Details Staple removing apparatus Staple removing apparatus

1990-01-16

1991-07-23

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Thill-coupling jack

254104, B25C 1100

Patent

active

050337181

ABSTRACT:
The present invention provides a method and an apparatus for removing a staple from a stack of sheet goods bound by that staple. The stack of sheet goods is clamped, and the staple is directly engaged at both the crossbar and the clinched legs. The clinched legs are substantially straightened, and the staple is removed by pulling the crossbar away from the stack of sheet goods and the substantially straightened legs through the stack of sheet goods.

REFERENCES:
patent: 129412 (1872-07-01), Jackson
patent: 1153904 (1915-09-01), Freeman
patent: 1160568 (1915-11-01), Bottle
patent: 2202984 (1940-06-01), Drypolcher
patent: 2375942 (1945-05-01), Palmer
patent: 2539171 (1951-01-01), Yerkes
patent: 2623729 (1952-12-01), Selby
patent: 3126195 (1964-03-01), Taylor
patent: 4026521 (1977-05-01), Clark
patent: 4455736 (1984-06-01), Owen

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