Light amount limiting device of electrophotographic copying mach

Details Light amount limiting device of electrophotographic copying mach Light amount limiting device of electrophotographic copying mach

1983-10-31

1986-12-09

Braun, Fred L.

Photocopying

Including fiber optics

355 71, G03G 1504, G03B 2772

Patent

active

046277048

ABSTRACT:
An electrophotographic copying machine including a device for limiting light emitted by a light source toward a copy document on a document table. The device includes a plurality of light limiting blades positioned along the length of the light source. The light source is positioned within a reflective bowl.

REFERENCES:
patent: 4080057 (1978-03-01), Nakane et al.
patent: 4080072 (1978-03-01), Failes
patent: 4090788 (1978-05-01), Massengeil
patent: 4176943 (1979-12-01), Hasebe
patent: 4193679 (1980-03-01), Mochizuki et al.
patent: 4248517 (1981-02-01), Nishikawa
patent: 4257086 (1981-03-01), Gulliksen
patent: 4290690 (1981-09-01), Noda et al.
patent: 4333130 (1982-06-01), Mochizuki et al.
patent: 4450458 (1984-05-01), Araghi et al.

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