Patents Assigned to Ishikawayima-Harima Jukogyo Kabushiki Kaisha
  • Butt-welding device
    Patent number: 4063061
    Abstract: A butt welding device wherein the trailing edge of a first or preceding strip and the leading edge of a second or succeeding strip are clamped in position, simultaneously cut off, and joined together by flash butt welding and thereafter the flash and upset are removed by machining.
    Type: Grant
    Filed: December 23, 1975
    Date of Patent: December 13, 1977
    Assignee: Ishikawayima-Harima Jukogyo Kabushiki Kaisha
    Inventors: Yoshiharu Fujino, Iwane Chiba, Toshimi Chiyonobu, Tomihisa Takahata, Yasuhiko Kachi