The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 17, 1992
Filed:
May. 15, 1990
Takafumi Nishioka, Hiroshima, JP;
Mitsubishi Denki Kabushiki Kaisha, Hiroshima, JP;
Abstract
An electrophotographic printer includes a photosensitive drum which has an outer circumference longer than the whole length of recording paper and which can be rotated selectively forward backword and at a variable speed; an LED head exposes the surface of the photosensitive drum to light so as to form a latent image ccomprising scanning lines a motor control circuit stops the photosensitive drum at a position such that the LED head is opposite a position on the drum corresponding to a scanning line of an input picture a developer can be separated from the surface of the photosensitive drum when the latent image is written and opposes the surface of the photosensitive drum when toner is adhered to the latent image to develop the latent image.