Patents by Inventor Seiji Akaike

Seiji Akaike 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).

  • Oil reservoir having a cap with cylindrical baffles defining labyrinth passage
    Patent number: 5558244
    Abstract: A reservoir for automotive vehicles comprises first baffles concentrically arranged inside a cap and having different diameters, and second baffles concentrically arranged inside a filler port of the reservoir and having different diameters, the second baffles being concentric with the first baffles. The first and second baffles are disposed alternately. The second baffles are formed with a communication port for allowing fluid communication in the reservoir.
    Type: Grant
    Filed: February 3, 1995
    Date of Patent: September 24, 1996
    Assignee: Unisia Jecs Corporation
    Inventors: Seiji Akaike, Shinichi Komatsu
  • Variable-delivery vane-type rotary compressor
    Patent number: 5125804
    Abstract: A variable-delivery vane-type rotary compressor including receiving means for defining a space for rotatably receiving a disc-shaped rotary closure member, which is associated with one of the end openings of a by-pass passage, within the end wall of a compression chamber. The receiving means may also be provided on the peripheral wall of the compression chamber. The bearing means is provided between the rotary closure member and the end wall of the compression chamber.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: June 30, 1992
    Assignee: Atsugi Motor Parts Co., Ltd.
    Inventors: Seiji Akaike, Toshinori Aihara, Yukio Sudo
  • Variable-delivery vane-type rotary compressor
    Patent number: 5035584
    Abstract: A variable-delivery vane-type rotary compressor including receiving means for defining a space for rotatably receiving a disc-shaped rotary closure member, which is associated with one of the end openings of a by-pass passage, within the end wall of a compression chamber. The receiving means may also be provided on the peripheral wall of the compression chamber. The bearing means is provided between the rotary closure member and the end wall of the compression chamber.
    Type: Grant
    Filed: October 28, 1987
    Date of Patent: July 30, 1991
    Assignee: Atsugi Motor Parts Co., Ltd.
    Inventors: Seiji Akaike, Toshinori Aihara, Yukio Sudo
  • Shaft seal assembly for compressor
    Patent number: 4755115
    Abstract: A shaft seal assembly for a compressor in which the compressor includes a drive shaft adapted to be connected with the crank shaft of an combustion engine, comprising: an annular seal lip made of rubber and an annular seal ring made of fluoropolymer. The annular seal lip and seal ring are disposed in an axial direction which is substantially parallel with the axis of rotation of the drive shaft in such a manner that the escape of lubricating oil and refrigerant around the drive shaft is prevented.
    Type: Grant
    Filed: June 22, 1987
    Date of Patent: July 5, 1988
    Assignee: Atsugi Motor Parts Company, Limited
    Inventor: Seiji Akaike