Patents Represented by Law Firm Sidley & Autin
  • Light source device and light beam scanning optical apparatus
    Patent number: 5969843
    Abstract: A light beam scanning optical apparatus which writes two lines at one scan on a photosensitive member with light beams emitted from two light sources. A light source unit of the apparatus has a first movable retainer block which retains a first laser diode and a second movable retainer block which retains a second laser diode. The second movable retainer block becomes adjustable two-dimensionally on a base block by loosening screws which fit the second movable retainer block to the base block.
    Type: Grant
    Filed: October 8, 1997
    Date of Patent: October 19, 1999
    Assignee: Minolta Co., Ltd.
    Inventors: Toshio Naiki, Akiyoshi Hamada, Yoshihiro Inagaki