Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1981-09-09
1983-08-02
Prescott, A. C.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
355 3DD, 355 14R, 355 14D, 118620, 118652, 430125, G03G 1500, G03G 1508
Patent
active
043962769
ABSTRACT:
An electronic copying machine having an image bearing member movable past a station for transferring an image on the image bearing surface thereof to copying paper. A blade member is provided which is movable between a position in which it is pressed in contact with the image bearing surface of the image bearing member for removing toner therefrom and a position in which it is spaced from the surface by a blade moving device. A control is connected to the blade drive, the blade moving device and a toner depositing device for controlling these devices for, prior to a copying operation, moving the blade member to the position spaced from the surface of the image bearing member, depositing toner on the surface of the image bearing member, driving the image bearing member until the toner bearing portion thereof has reached the position where the blade member contacts the image bearing member, and then moving the blade member to the position where it is pressed in contact with the image bearing member.
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patent: 4154522 (1979-05-01), Ikesue
patent: 4215931 (1980-08-01), Tsuda et al.
patent: 4247196 (1981-01-01), Ogawa et al.
patent: 4252434 (1981-02-01), Nakamura et al.
Minolta Camera Kabushiki Kaisha
Prescott A. C.
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