Patents by Inventor Tsutomu Furuta

Tsutomu Furuta 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).

  • Arc spot welding equipment
    Patent number: 4480170
    Abstract: An arc spot welding equipment wherein a hand having a positioning and clamping device for a work and a welding torch is attached to an arm of an industrial robot. The small work is clamped in a predetermined positional relation to the welding torch and is moved by the arm of the robot to an object to which said work is to be welded, thereby realizing an automatic positioning of the work to the object and eliminating the need to prepare a large-scale jig for positioning and clamping work to reduce the cost of the equipment.
    Type: Grant
    Filed: March 28, 1983
    Date of Patent: October 30, 1984
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Masatsune Kondou, Kazuhiro Itou, Tsutomu Furuta