Patents by Inventor Hiroji Chahara

Hiroji Chahara 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).

  • Apparatus for manufacturing hemmed workpieces
    Patent number: 6112390
    Abstract: A workpiece which is made by integrally combining an outer member and an inner member through hemming is manufactured efficiently in a common apparatus. An outer member and an inner member are combined to alternately subassemble two kinds of workpieces at a common subassembly station. A hemming station is disposed on a downstream side of the subassembly station in a manufacturing line. In this hemming station, a first hemming apparatus for the first kind of workpiece and a second hemming apparatus for the second kind of workpiece are disposed in a side by side relationship with each other. The first kind of workpiece subassembled in the subassembly station and the second kind of workpiece are alternately fed to the first hemming apparatus and the second hemming apparatus by a workpiece feeding robot.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: September 5, 2000
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Toshiaki Takeda, Hiroji Chahara, Kazuhiro Terayama, Yasuo Fukagawa, Michihiro Kitahama, Makoto Kanou, Ichiro Oshima, Shinji Fujita