Photocopying – Projection printing and copying cameras – With temperature or foreign particle control
Patent
1985-05-28
1987-02-24
Hix, L. T.
Photocopying
Projection printing and copying cameras
With temperature or foreign particle control
361383, 361384, 165 802, 165 803, 346 76R, G03B 2752
Patent
active
046453334
ABSTRACT:
An image forming apparatus comprises an image formation unit and a rack unit accommodating printed circuit boards. A fan unit for cooling the printed circuit boards is provided along one side of the bottom of the housing of the apparatus. A cross-flow fan is used for the fan unit.
REFERENCES:
patent: 3790859 (1974-02-01), Schraeder et al.
patent: 4089040 (1978-05-01), Paulsen
patent: 4217952 (1980-09-01), Kelly
Toshiba BD-7812 Service Manual.
Hix L. T,.
Kabushiki Kaisha Toshiba
Rutledge D.
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