Safety device for preventing ejecting mechanism from hitting pus

Details Safety device for preventing ejecting mechanism from hitting pus Safety device for preventing ejecting mechanism from hitting pus

1999-11-01

2000-11-21

Smith, Scott A.

Elongated-member-driving apparatus

With interlock means

227120, B25C 104

Patent

active

061490466

ABSTRACT:
A safety device for a power stapler includes a pushing member movably received in a magazine of a power stapler. The pushing member has a protrusion extending from a top thereof and a block is fixedly connected to a side of the protrusion. A sliding member is slidably connected to the barrel of the power stapler and a recess defined in an end of the sliding member. When the last staple runs out, the block on the pushing member is engaged with the recess of the sliding member to stop the movement of the sliding member and the ejecting mechanism.

REFERENCES:
patent: 4597517 (1986-07-01), Wagdy
patent: 4688710 (1987-08-01), Massari, Jr. et al.
patent: 4903880 (1990-02-01), Austin et al.
patent: 5180091 (1993-01-01), Ota
patent: 5803338 (1998-09-01), Singer et al.
patent: 5816468 (1998-10-01), Yang

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