Patents Examined by Mark Reinhard
  • Pen position regulator
    Patent number: 4903046
    Abstract: A pen exchange mechanism is disclosed, by which a plurality of pen chuck mechanisms holding pens on a carriage are disposed, and a slider is engaged with the carriage at a position corresponding to a pen, which should print, among said pens, printing being effected while driving a pen chuck mechanism at a position corresponding to the slider together with the pen by means of a pen driving mechanism.
    Type: Grant
    Filed: March 17, 1989
    Date of Patent: February 20, 1990
    Assignee: Alps Electric Co., Ltd.
    Inventor: Takashi Onozato