Patents by Inventor Tsugutaka Ishikawa

Tsugutaka Ishikawa 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).

  • Publication number: 20210206231
    Abstract: A present disclosure relates to a vehicle air conditioner including a blower. At least the blower is disposed within an engine compartment. The blower includes a motor that is configured to rotate a fan. A rotating shaft of the motor is diagonally arranged with an inclination angle that is greater than 0 degree and less than 90 degrees with respect to a vertical direction. An attachable/detachable direction of the motor with respect to the blower-is an upper side thereof.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 8, 2021
    Applicant: Marelli Cabin Comfort Japan Corporation
    Inventors: Ryuuji TSUKUDA, Tsugutaka ISHIKAWA, Kazuyuki MARUYAMA, Ichiro MIYATA
  • Patent number: 9090143
    Abstract: In an air conditioner for a vehicle and including a heat exchanger for cooling, an air mix door, and a heat exchanger for heating arranged in an air conditioner casing in that order from an upstream fan side toward a downstream side and a rear vent outlet path and a foot outlet path branching out via an air mix chamber for mixing, cold air and hot air, an air distribution amount adjustment blade for adjusting an amount of air distribution from the air mix chamber is provided in the rear vent outlet path, a foot door a door opening degree of which is controlled according to a selected mode is provided in the foot outlet path, and the air distribution amount adjustment blade is a blade in operative association with door open/close operation of the foot door and for limiting the amount of air distribution to the rear vent outlet path when the door opening degree of the foot door is large.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: July 28, 2015
    Assignee: CALSONIC KANSEI CORPORATION
    Inventor: Tsugutaka Ishikawa
  • Publication number: 20090250193
    Abstract: In an air conditioner for a vehicle and including a heat exchanger for cooling, an air mix door, and a heat exchanger for heating arranged in an air conditioner casing in that order from an upstream fan side toward a downstream side and a rear vent outlet path and a foot outlet path branching out via an air mix chamber for mixing, cold air and hot air, an air distribution amount adjustment blade for adjusting an amount of air distribution from the air mix chamber is provided in the rear vent outlet path, a foot door a door opening degree of which is controlled according to a selected mode is provided in the foot outlet path, and the air distribution amount adjustment blade is a blade in operative association with door open/close operation of the foot door and for limiting the amount of air distribution to the rear vent outlet path when the door opening degree of the foot door is large.
    Type: Application
    Filed: October 26, 2007
    Publication date: October 8, 2009
    Inventor: Tsugutaka Ishikawa
  • Publication number: 20060021424
    Abstract: An automotive air-conditioner includes a heating heat exchanger, a bypass passage, a hot air passage, an air mixing door, an air mixing chamber, a front outlet passage diverging from the air mixing chamber toward a front side of a passenger compartment, a rear outlet passage diverging from downstream of the heating heat exchanger in the hot air passage toward a rear side of the passenger compartment, a door configured to open and close the rear outlet passages and an inlet of the rear outlet passage configured to avoid overlap with an inlet of the hot air passage in an airflow direction perpendicular to a face of the heating heat exchanger, the inlet of the rear outlet passage is provided across the inlet of the hot air passage from the air mixing chamber in the airflow direction.
    Type: Application
    Filed: July 13, 2005
    Publication date: February 2, 2006
    Inventors: Tsugutaka Ishikawa, Yasuyuki Iino