Image forming apparatus with adjustable light source
US4477179A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1982 |
| Grant date | Oct 16, 1984 |
| Priority date | — |
| Expiry date | Sep 30, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Image forming apparatus is provided with a rotating body, a device to form an image on the rotating body, a device to transfer an image formed by the image forming device onto a transfer member, and a light source to radiate light over the rotating body controller controls the power supply to the light source prior to image formation to thereby control the quantity of light from the light source before commencement of image formation. The rotating body is rotated in such a manner that after power supply control by the controller, no image is formed at a bright and dim light quantity changeover position with respect to the rotating body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.