Photocopying – Contact printing – Light boxes
Patent
1989-05-16
1990-08-21
Prescott, A. C.
Photocopying
Contact printing
Light boxes
355 21, 355202, G03G 1500
Patent
active
049510908
ABSTRACT:
A copying machine comprising a handle on one side of the body of the copying machine, said handle being made usable when a paper feed tray is removed from said copying machine body; a paper feed tray sensor which is activated when said paper feed tray is mounted onto said copying machine body; a jam sensor; and a means for detecting the occurrence of a jam only when said jam sensor and said paper feed tray sensor are both activated, thereby preventing malfunctioning of a jam sensor and saving the user unnecessary trouble.
REFERENCES:
patent: 4456362 (1984-06-01), Masaki et al.
patent: 4635010 (1987-01-01), Miyai et al.
patent: 4705384 (1987-11-01), Mizutani et al.
patent: 4783678 (1988-11-01), Honda et al.
patent: 4789876 (1988-12-01), Miyai et al.
Fukunaga Takahiro
Matsumoto Manabu
Prescott A. C.
Sharp Kabushiki Kaisha
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