Patents by Inventor Hiroshi Daini

Hiroshi Daini has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pin tractor
    Patent number: 4790466
    Abstract: A pin tractor for feeding blank paper for use in various printers, typewriters, etc. which are used as output devices for electronic computers, especially for personal computers. A belt carrying pins is driven to turn by a toothed driving pulley provided at a frame comprising only one member. The toothed driving pulley is supported to the frame only at one end portion thereof and the other end portion is a flange exposed outwardly. A positioning mark is provided at the exposed surface of the other end portion of the pulley.
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: December 13, 1988
    Assignee: Bando Chemical Industries, Ltd.
    Inventors: Toshihiko Ueno, Hiroshi Daini
  • Pin tractor
    Patent number: 4735352
    Abstract: Pin tractors for feeding blank paper in various printers, typewriters, etc. for use as output devices for electronic computers, especially for personal computers. A belt carrying pins is wound rotatably around a driving toothed pulley and a driven pulley. A driven pulley is fitted rotatably to a cylindrical part of a fixing member composing a lock means to fix a frame to a guide shaft or to a tubular part of a revolving member.
    Type: Grant
    Filed: December 11, 1986
    Date of Patent: April 5, 1988
    Assignee: Bando Chemical Industries, Ltd.
    Inventors: Toshihiko Ueno, Hiroshi Daini