Patents by Inventor Hirotoshi Yamano

Hirotoshi Yamano 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).

  • Complex cam system
    Patent number: 7412850
    Abstract: A complex cam system capable of using a compound needle as a knitting needle is disclosed. In one embodiment of the present invention, a needle raising cam, a transfer cam, and knitting cams act on a butt provided in a needle body of the compound needle. A slider cam acts on a butt provided in a slider of the compound needle. Guide paths in transfer for the needle body and the butt of the slider are constituted with delivering paths and receiving paths, and switched from knitting paths. In the delivering paths, a transfer operation by the compound needle can be carried out smoothly using two knobs in a three knobby-shaped paths.
    Type: Grant
    Filed: December 26, 2005
    Date of Patent: August 19, 2008
    Assignee: Shima Seiki Manufacturing Limited
    Inventor: Hirotoshi Yamano
  • Complex Cam System
    Publication number: 20070289338
    Abstract: A complex cam system capable of using a compound needle as a knitting needle is disclosed. In one embodiment of the present invention, a needle raising cam, a transfer cam, and knitting cams act on a butt provided in a needle body of the compound needle. A slider cam acts on a butt provided in a slider of the compound needle. Guide paths in transfer for the needle body and the butt of the slider are constituted with delivering paths and receiving paths, and switched from knitting paths. In the delivering paths, a transfer operation by the compound needle can be carried out smoothly using two knobs in a three knobby-shaped paths.
    Type: Application
    Filed: December 26, 2005
    Publication date: December 20, 2007
    Inventor: Hirotoshi Yamano