Patents by Inventor Shinichi Terasawa

Shinichi Terasawa 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).

  • Patent number: 4120139
    Abstract: Improvements in apparatus for the manufacture of a cable by laying or assemblying pre-twisted outer strands around a pre-twisted core. For smooth transmission of the pre-twist through the core length from a pay-out reel to a laying die, a series of interspaced pairs of opposed guide rollers are disposed along the path of the core to engage the same therebetween. Further, for smooth transmission of the pre-twists through the lengths of the outer strands from respective pay-out reels to the laying die, a series of interspaced tapered guide rollers are disposed along a curve in the path of each outer strand. At least some of the tapered guide rollers are set an an angle to the axial direction of the outer strand being fed thereover and, preferably, further to the direction normal to the vertical plane containing the curve in the outer strand path.
    Type: Grant
    Filed: July 25, 1977
    Date of Patent: October 17, 1978
    Assignee: Tatsuta Densen Kabushiki Kaisha
    Inventors: Shinichi Terasawa, Akitoshi Okamura, Shigeru Okuyama, Takehiko Nishiyama, Tadao Nishida