Safety punching device for staple gun

Details Safety punching device for staple gun Safety punching device for staple gun

1987-10-01

1988-05-31

Bell, Paul A.

Elongated-member-driving apparatus

With interlock means

227131, B25C 515

Patent

active

047475307

ABSTRACT:
A safety punching device for staple guns comprising a safety plate extending beyond a staple outlet, a tapered block disposed at the upper end of the safety plate, a horizontal plate contacting with the inclined surface of the tapered block at left end, a pushing block disposed at right end of the horizontal plate to control a safety switch and a resilient sheet engaged with the left end of the horizontal plate to move above-mentioned means back when released. The trigger is pulled and the safety plate is pressed inwardly in order to punch a staple out of the staple gun.

REFERENCES:
patent: 3786978 (1974-01-01), Manganaro
patent: 4298072 (1981-11-01), Baker et al.
patent: 4417681 (1983-11-01), Bernecki et al.
patent: 4573621 (1986-03-01), Merkator et al.
patent: 4573624 (1986-03-01), Muller et al.

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