Patents by Inventor Shuichi Mizuta

Shuichi Mizuta 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).

  • Device for successively inserting rivets and the like into a long continuous rivet-holding belt
    Patent number: 5590459
    Abstract: A rivet inserting device for inserting multiple rivets and the like into a rivet-holding belt or device omprising a hopper containing the rivets, a rotatable rivet-receiving wheel having a plural of flanges installed on both sides of a core portion, and having grooves receiving the rivets one by one displaced in the specified distance on the peripheries of the flanges, a rivet-feeding route installed between the hopper and the rivet-receiving wheel, shaped as a slit having a width lager than the diameter of the stem portions of rivets, and smaller than the diameter of the head portion thereof. A revolving roller is located in the neighborhood of the hopper across the rivet-feeding route and is provided with a groove along the axial direction on the periphery thereof.
    Type: Grant
    Filed: December 22, 1994
    Date of Patent: January 7, 1997
    Assignee: Opt Engineering Co., Ltd.
    Inventors: Masatoshi Ohuchi, Shuichi Mizuta