Photocopying – Contact printing – Light boxes
Patent
1992-04-28
1994-02-15
Grimley, A. T.
Photocopying
Contact printing
Light boxes
355210, G03G 1500
Patent
active
052871436
ABSTRACT:
An image forming apparatus using an electrophotographic system. The image forming apparatus includes a body frame; an image forming unit having at least a photoreceptor and being detachably contained in the body frame; a forward unit for forwarding a sheet to the image forming unit, the forward unit having at least two forward members, one of the forward members being disposed at a disturbing position when the image forming unit is detached from the body frame; a moving frame being disposed so as to be opened and closed relative to the body frame and having a first opening position and a second opening position, the second opening position having an opening distance greater than the first opening position; and a coupling unit for coupling the moving frame with the forward unit so that when the moving frame is opened to the first opening position, the other of the forward members is distanced from the one of the forward members with the one of the forward members being at a position closing the moving frame, while when the moving frame is opened to the second opening position, the one of the forward members is moved to an undisturbing position when the image forming unit is detached from the body frame.
REFERENCES:
patent: 4641947 (1987-02-01), Ishida et al.
patent: 4754293 (1988-06-01), Aizawa et al.
patent: 5047803 (1991-09-01), Kanoto
patent: 5115272 (1992-05-01), Ohmori et al.
Hirota Shoji
Koizumi Hiromitsu
Fuji 'Xerox Co., Ltd.
Grimley A. T.
Lee Shuk Y.
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