Patents by Inventor Yutaka Kenmochi

Yutaka Kenmochi 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).

  • Single-winding multi-stage scroll expander
    Patent number: 6922999
    Abstract: A single-winding multi-stage expander comprises a fixed scroll and an orbiting scroll which revolves eccentrically with respect to the fixed scroll so as to pressurize a sealed chamber formed between the two scrolls to drive a crankshaft. A high-temperature pressurized gas is introduced into a first-stage inner division and sent to an external heater. The heated gas is sent back to a second-stage outer division of the expander to significantly increase efficiency thereof.
    Type: Grant
    Filed: March 5, 2003
    Date of Patent: August 2, 2005
    Assignee: Anest Iwata Corporation
    Inventors: Hideyuki Kimura, Yutaka Kenmochi
  • Single-winding multi-stage scroll expander
    Publication number: 20040172945
    Abstract: A single-winding multi-stage expander comprises a fixed scroll and an orbiting scroll which revolves eccentrically with respect to the fixed scroll so as to pressurize a sealed chamber formed between the two scrolls to drive a crankshaft. A high-temperature pressurized gas is introduced into a first-stage inner division and sent to an external heater. The heated gas is sent back to a second-stage outer division of the expander to significantly increase efficiency thereof.
    Type: Application
    Filed: March 5, 2003
    Publication date: September 9, 2004
    Applicant: Anest Iwata Corporation
    Inventors: Hideyuki Kimura, Yutaka Kenmochi