Laser beam printer

Details Laser beam printer Laser beam printer

1986-08-19

1987-12-08

Goldberg, E. A.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

346160, 358285, G01D 942, G01D 1514

Patent

active

047121181

ABSTRACT:
A laser beam printer includes: a recording medium for forming an image; a scanning unit for scanning a beam modulated by an image signal on the recording medium; a beam detector for detecting the position of the beam scanned by the scanning unit and outputting a synchro signal which defines the record start position on the recording medium; a sheet position detector for detecting the position, in the direction of scanning the beam, of a sheet to which the image formed on the recording medium is transferred; and a controller for controlling the output timing of the synchro signal in accordance with the position of a sheet detected by the sheet position detector.

REFERENCES:
patent: 4420761 (1983-12-01), Kitamura
patent: 4449046 (1984-05-01), Zuckerman et al.
patent: 4539478 (1985-09-01), Sano

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