Patent · US Expired

Image forming apparatus

US6839073B2 · kind B2 · utility

1Cited by
4References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 10, 2003
Grant dateJan 4, 2005
Priority date
Expiry dateJul 14, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/473
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An input value Y of digital data with respect to a D/A conversion unit for coarse adjustment and an input value X of digital data with respect to a D/A conversion unit for fine adjustment are controlled so as to allow a galvano-mirror to rotate in a direction in which a setting position of a laser beam B is within a predetermined position.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.