Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent
1986-01-17
1987-05-19
Braun, Fred L.
Photocopying
Projection printing and copying cameras
Combined with or convertible to a contact printer
355 7, 358300, G03G 1522
Patent
active
046662880
ABSTRACT:
An image forming apparatus with area selection and confirmation the apparatus including an original table, a transmission light emitting section, provided movably along the original table, for emitting transmission light through the original placed on the original table, an erasure area specifying section for shifting the light emitted from the transmission light emitting section to an unnecessary portion of the original so as to specify a portion to be erased, an erasure area storage section for storing position data indicating the erasure portion specified by the erasure area specifying section, a checking operation designating section for designating a predetermined checking operation including confirmation of the erasure area specified by the erasure area specifying section, a first control section for reading out the position data stored in the erasure area storage section upon designation of the checking operation designating section and for supplying to the transmission light emitting section a control signal for the predetermined checking operation, including confirmation of the specified erasure area based on the readout position data, an original scanning section, an image forming section, an image erasing section for selectively erasing an image to be formed by the image forming section, and a second control section for reading out the position data stored in the erasure area storage section during an image forming operation of the image forming section so as to supply the readout data to the image erasing section.
REFERENCES:
patent: 3827799 (1974-08-01), Koizumi
patent: 3997873 (1976-12-01), Thornton
patent: 4045218 (1977-08-01), McVeigh
patent: 4157822 (1979-06-01), Miller
patent: 4215929 (1980-08-01), Sato et al.
patent: 4256400 (1981-03-01), Komori et al.
patent: 4417805 (1983-11-01), Kishi
patent: 4595273 (1986-06-01), Watanabe et al.
Braun Fred L.
Kabushiki Kaisha Toshiba
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