Patents by Inventor Shigeru Niki

Shigeru Niki 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).

  • Controller of refrigerator
    Patent number: 6058723
    Abstract: There is provided a refrigerator capable of suppressing intra-compartment temperature from rising during a defrosting operation by means of a defrosting heater and capable of preventing temperature of foods from rising after the defrosting operation. The inventive refrigerator sets temperature for ending a freezing mode during a pre-cooling operation at pre-cooling freezing mode ending temperature which is lower than temperature during a normal operation by a predetermined temperature and conducts an alternate cooling operation until when the pre-cooling operation ends based on the pre-cooling freezing mode ending temperature.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: May 9, 2000
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Atsushi Kusunoki, Shigeru Niki, Takuya Kishimoto
  • Air conditioning machine
    Patent number: 5573059
    Abstract: An air conditioning machine has a unit main body having an inlet port and an outlet port. The unit main body includes a cross flow fan, having a circular cross section, for introducing indoor air into the unit main body through the inlet port and blowing the air into the room. A heat exchanger is arranged on an indoor air introducing side of the cross flow fan and bent at a portion along a longitudinal direction of the heat exchanger at an acute angle. The heat exchanger has a front side heat exchanger located on a front side of the air conditioning machine and curved along the circular cross section of the cross flow fan and a rear side heat exchanger located on a rear side thereof.
    Type: Grant
    Filed: September 15, 1994
    Date of Patent: November 12, 1996
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Shotaro Hamamoto, Shigeru Niki, Atsushi Nagasawa, Masao Isshiki, Yoichiro Kobayashi, Jitsuo Ikeya
  • Device and method of moving and controlling the position of a slidable body such as used for body cleansing
    Patent number: 4628548
    Abstract: A device for moving a cleansing nozzle connected to a water supply system includes an elongated nozzle, a cylinder in which the nozzle is axially slidable, a motor having an output shaft, a drum body mounted on the output shaft, the drum body having a cylindrical rim surface and a sectoral recess extending from the surface, a sectoral insert disposed in the recess and having a partial cylindrical surface conforming to and forming a continuation of the cylindrical rim surface, and a leaf spring having one end connected to the nozzle and the other end held between the drum body and the sectoral insert such that rotation of the drum body extends and withdraws the nozzle longitudinally as the leaf spring unwraps and wraps around the drum body.
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: December 16, 1986
    Assignee: Toto Ltd.
    Inventors: Masahiro Kurosawa, Shigeru Niki, Shigenari Kadomatsu, Motoki Moroi, Takao Yuasa, Masami Iida, Tetsuhiro Katamune, Akiyoshi Seki, Kazutaka Ide