Elongated-member-driving apparatus – With means to withdraw member
Patent
1991-12-26
1993-02-02
Yost, Frank T.
Elongated-member-driving apparatus
With means to withdraw member
227144, 227156, B25C 502
Patent
active
051831961
ABSTRACT:
A stapler assistor for holding a stapler and assisting the driving of the stapler having first and second levers which cross each other at their intermediate portions and pivotally connected to each other at the crossing point through a shaft. One end of the first lever forms an upper jaw while the other end of the first lever forms a lower handle. One end of the second lever forms a lower jaw while the other end forms an upper handle. The upper and lower jaws define therebetween a V-shaped opening for receiving the stapler such that the V-shaped opening of the stapler is oriented in the same direction as the V-shaped opening defined by the upper and lower jaws. The lower jaw is provided with a stopper projection formed on the upper front end thereof so as to prevent the stapler from coming off the stapler assistor. At least one of the upper and lower jaws being provided with protrusions formed near both lateral sides thereof so as to prevent the stapler from moving laterally. The upper stapler is provided in the rear end thereof with a slit for receiving a remover on the rear end of the stapler when the stapler is made to slide rearward along the lower jaw.
REFERENCES:
patent: 519859 (1894-05-01), Frechette
patent: 1479908 (1924-01-01), Goshia
patent: 2089572 (1937-08-01), Polzer
patent: 2675989 (1954-04-01), Vogel
patent: 2859443 (1958-11-01), Jopp
patent: 2982966 (1961-05-01), La Point et al.
patent: 4288019 (1981-09-01), Dahle
patent: 4838470 (1989-06-01), Chang
patent: 5046381 (1991-09-01), Mueller
Smith Scott A.
Yost Frank T.
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