Patents by Inventor Sadaichi Kobayashi

Sadaichi Kobayashi 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: 6154966
    Abstract: A manual cable cutter includes a pair of fixed and shaking handles joined mutually in the upper part sides thereof, a spring for urging the pair of handles in the expanding direction, a fixed cutting blade disposed continuously in the upper part of the fixed handle, a turning cutting blade having a row of teeth formed on its arcuate outer face and having a basal end part turnably supported on the leading end part of the fixed cutting blade, a holdback claw rotatably disposed in the upper part of the fixed handle and adapted to be meshed by the spring with the row of teeth, a feeding claw rotatably supported on the shaking handle and adapted to be meshed by the spring with the row of teeth, a switch device for switching the range of motion of the shaking handle between a first opening position during the course of cutting motion and a second opening position during the course of releasing motion, and a release lever rotatably formed on the fixed handle for retracting the holdback claw and the feeding claw sync
    Type: Grant
    Filed: August 5, 1999
    Date of Patent: December 5, 2000
    Inventor: Sadaichi Kobayashi
  • Patent number: 4779342
    Abstract: A hand-operated cable cutter includes a rotary blade-rotating mechanism comprising a first pinion and a gear which are provided on the side of a stationary handle and a second pinion which is provided on the side of a movable handle, a ratchet lever, and a detent pawl. The ratchet lever and detent pawl are operated to be switched between their respective different states relative to the second pinion, thereby enabling a rotary blade not only in the direction of cutting off a cable but also in the direction of releasing the cable.
    Type: Grant
    Filed: July 30, 1987
    Date of Patent: October 25, 1988
    Assignee: Kobayashi Tools Mfg., Co. Ltd.
    Inventors: Sadaichi Kobayashi, Teizo Kobayashi, Mituharu Kobayashi