Patents by Inventor Hidetoshi Tatebe

Hidetoshi Tatebe 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: 7131830
    Abstract: The present invention provides a blow molding machine comprising a plurality of pillars 5 set up facing on a seat 4 above a base 3 located above a blow mold 2; a stationary platen 6 provided bridging on the top portions of the pillars 5; a moving cylinder 7 set on both side of the stationary platen 6; and a holding plate 9 of blow-core members, which is connected with a piston rod 7a of the moving cylinder 7, and in which the pillars 5 are inserted vertically movable; and a clamp plate 15 projecting at both ends from the holding plate 9 outwardly, and a clamp block 16, which includes internally a pair of hydraulic cylinders 18 to clamp the clamp plate 15 from both sides with rams when the holding plate 9 is in the lower limit position, which is provided on both sides of the seat 4.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: November 7, 2006
    Assignee: A.K. Technical Laboratory, Inc.
    Inventors: Hiromitsu Kobayashi, Masahiro Miyashita, Hidetoshi Tatebe, Makoto Kifune
  • Publication number: 20040224052
    Abstract: A movable platen 5 which is provided between a base platen and a stationary platen, is connected to a mold clamping ram13 of a mold clamping cylinder 8. A pair of mold clamping cylinders 8 include a cylinder of which the inner diameter of their lower end portions is smaller than the inner diameter of the other portions, the mold clamping ram 13 having a piston 14 which fits to the lower end, a booster ram 16 which is inserted into the mold clamping ram, and a circulation device 20 which is provided to a side portion of the mold clamping cylinder.
    Type: Application
    Filed: March 30, 2004
    Publication date: November 11, 2004
    Inventors: Hiromitsu Kobayashi, Masahiro Miyashita, Hidetoshi Tatebe, Makoto Kifune
  • Publication number: 20040219254
    Abstract: The present invention provides a blow molding machine comprising a plurality of pillars 5 set up facing on a seat 4 above a base 3 located above a blow mold 2; a stationary platen 6 provided bridging on the top portions of the pillars 5; a moving cylinder 7 set on both side of the stationary platen 6; and a holding plate 9 of blow-core members, which is connected with a piston rod 7a of the moving cylinder 7, and in which the pillars 5 are inserted vertically movable; and a clamp plate 15 projecting at both ends from the holding plate 9 outwardly, and a clamp block 16, which includes internally a pair of hydraulic cylinders 18 to clamp the clamp plate 15 from both sides with rams when the holding plate 9 is in the lower limit position, which is provided on both sides of the seat 4.
    Type: Application
    Filed: February 27, 2004
    Publication date: November 4, 2004
    Inventors: Hiromitsu Kobayashi, Masahiro Miyashita, Hidetoshi Tatebe, Makoto Kifune