Patents by Inventor Shusaku Shibasaki

Shusaku Shibasaki 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).

  • Elevator device
    Publication number: 20070102245
    Abstract: An elevator car (8) is guided vertically by diagonally arranged guide rails (3A, 3B).
    Type: Application
    Filed: November 19, 2005
    Publication date: May 10, 2007
    Inventors: Shusaku Shibasaki, Makoto Yoshihara, Yasuhiro Goto, Senzo Naruke
  • Conical spring buffer for an elevator
    Publication number: 20060225967
    Abstract: A spring buffer (26) for an elevator car (12) includes a conical spring coil (32).
    Type: Application
    Filed: June 23, 2003
    Publication date: October 12, 2006
    Inventor: Shusaku Shibasaki
  • Drum drive elevator using flat belt
    Patent number: 6305499
    Abstract: An elevator system (10) includes an elevator car (18) supported for vertical movement on a belt (16) having an end fixed to the hoistway (26) and the other end wound about a drum (32) of a drum drive (12). When the belt (16) is wound or unwound about the drum (32), the elevator car (18) is raised or lowered, respectively.
    Type: Grant
    Filed: May 8, 2000
    Date of Patent: October 23, 2001
    Assignee: Otis Elevator Company
    Inventors: David W. Jones, Yuji Kanzaki, Tadaaki Nabetani, Toshimitsu Mori, Shusaku Shibasaki, Yasuhisa Shioda, Hiroaki Tateno
  • Adjustable double-deck elevator
    Patent number: 5907136
    Abstract: A double deck elevator (1) includes a linking mechanism (14) disposed between the cars (2, 3).
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: May 25, 1999
    Assignee: Otis Elevator Company
    Inventors: Masaharu Hongo, Shusaku Shibasaki, Masashi Kawarasaki, Mitsuo Soekawa, Yuzo Tada, Seiichi Hayashida