Patents by Inventor Kunihiko Takao

Kunihiko Takao 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: 4321019
    Abstract: In a swash plate type compressor, an oil separating chamber is arranged in the course of the flow of coolant gas from an inlet to a low pressure chamber. An oil accumulating chamber is formed between the rear end of the drive shaft and the rear side cover. The oil accumulating chamber is communicated with the oil separating chamber and with a thrust bearing through an oil passage formed in the drive shaft. The thrust bearing is lubricated by use of oil from the oil accumulating chamber.
    Type: Grant
    Filed: May 31, 1979
    Date of Patent: March 23, 1982
    Assignee: Hitachi, Ltd.
    Inventors: Takashi Degawa, Atsushi Suginuma, Hideo Usui, Kenichi Kawashima, Tsuneo Kan, Kunihiko Takao