G - Physics
03
B
271/49
G03B 1/30 (2006.01) B41J 11/30 (2006.01) B65H 20/20 (2006.01)
Patent
CA 1250606
- 27 - ABSTRACT OF THE DISCLOSURE Pin tractors which are used in various printers, typewriters, etc. for use as output devices for electronic computers, especially for personal computers. This pin tractor has a synthetic resin frame around which a belt carrying pins is wound revolvably and a presser member made of synthetic resin supported revolvably by said frame. Blank paper having feed perforations at its both edges is held between said frame and said presser member. Pins of said belt carrying pins are engaged with feed perforations of blank paper for feeding blank paper. Said presser member has pawl parts and said frame has concaves to correspond to said pawl parts. Said pawl parts are fitted in said concaves to keep said presser member opened in the specific degree.
482563
Tanimoto Sadao
Ueno Toshihiko
Bando Chemical Industries Ltd.
Kirby Eades Gale Baker
LandOfFree
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