Patents Assigned to Kabushiki Kaisha Ogura Chuck Seisakusho
  • Hydraulic cutter
    Patent number: 4382331
    Abstract: A hydraulic cutter apparatus provided herein comprises a piston slidably disposed in a cylinder, pumping apparatus for feeding a working fluid to the cylinder thereby axially displacing the piston for cutting operation with a cutting blade mounted at the front end of the piston rod. Release valve apparatus are provided for returning back the working fluid from the cylinder whose inner pressure is thereby lowered, allowing the piston to move back to the home position.
    Type: Grant
    Filed: May 6, 1981
    Date of Patent: May 10, 1983
    Assignee: Kabushiki Kaisha Ogura Chuck Seisakusho
    Inventor: Kiyoshi Kimura
  • Small size, portable bender
    Patent number: 4052875
    Abstract: A small size, portable bender operable from a domestically available A.C. source of the order of 100V having the drive shaft turned through the intermediary of a clutch from a motor to perform a bending operation. Bending angle control means is provided to regulate the clutch to discontinue the bending operation at a desired angle.
    Type: Grant
    Filed: August 6, 1976
    Date of Patent: October 11, 1977
    Assignee: Kabushiki Kaisha Ogura Chuck Seisakusho
    Inventor: Kaneaki Sakamoto
  • Small-size cutter
    Patent number: 3988827
    Abstract: A small size, portable cutter of steel or other metallic rods or wires including a slide arm having a blade mounted at an outer end, a lever connected with an inner end of the slide arm, and an eccentric cam member rotated from a motor and having a whole cam circumference inscribed with an end section of the lever to form a great contact area for transmitting the driving force to the slide arm which thereby protrudes outwardly the blade to cut a metallic rod or wire in cooperation with a stationary blade fixedly mounted on the body frame.
    Type: Grant
    Filed: June 16, 1975
    Date of Patent: November 2, 1976
    Assignee: Kabushiki Kaisha Ogura Chuck Seisakusho
    Inventors: Kaneaki Sakamoto, Ichiro Tokunaga