Title: Printing paper cutting device for an electrical copier

Abstract: A printing paper cutting device for use in an electrophotographic copying apparatus employing a roll of printing paper which comprises a control device for cut length associated with a paper feeding and cutting device. The paper feeding and cutting device includes a pair of first rollers, a pair of second rollers, a cutting device disposed between the first and the second rollers and a pair of third rollers, and is adapted to cut the printing paper in a stretched state between the first and the second rollers with a loop of printing paper formed between the second and the third rollers, while the control device has contraction scale marks corresponding to the length of the original to be copied for compact size and easy operation of the cutting device.

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Inventors: Yamamoto, Shunji (Shinshiro, JA)

Application Number: 503922
Filing Date: 1974-09-06
Publication_date: 1977-09-06
Assignee: Minolta Camera Kabushiki Kaisha (Osaka, JA)
Primary Class(es): 399/387 83/205, 399/213
Other Classes:
US Patent Ref:

3533691	Oct, 1970	Suzuki et al.	355/13.
3614220	Oct, 1971	Komori et al.	355/13.
3639053	Feb, 1972	Spear	355/13.
3651727	Mar, 1972	Suzuki et al.	355/13.
3797346	Mar, 1974	Kakii et al.	355/13.
3817134	Jun, 1974	Katayama et al.	355/13.
3865481	Feb, 1975	Washio et al.	355/13.

Other Refs:
Primary Examiner: Braun, Fred L.
Assistant Examiner:
Attorney: Wenderoth, Lind & Ponack