Patents by Inventor Akinori HIROYAMA

Akinori HIROYAMA 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).

  • Fan motor with heat sink and discharge section
    Patent number: 10340771
    Abstract: A fan motor including: a motor body; a fan; a controller that includes a circuit board and a circuit element; a heat sink that is attached to the controller and that includes a heat dissipating section; a case body that includes a motor holder, and a center piece supporting the stator, with the heat dissipating section disposed between the center piece and the motor holder and the center piece forming an airflow passage along which airflow passes; an introduction section through which airflow flowing toward the heat dissipating section is introduced; a discharge section through which the airflow that has been introduced through the introduction section is discharged toward the fan side; and a facing section that is disposed at a downstream side of the airflow with respect to the heat dissipating section and that extends in a direction to obstruct the airflow.
    Type: Grant
    Filed: February 1, 2017
    Date of Patent: July 2, 2019
    Assignee: DENSO CORPORATION
    Inventors: Hikaru Otsuka, Yoshikazu Fujii, Akinori Hiroyama, Hideaki Ishii
  • FAN MOTOR
    Publication number: 20170288507
    Abstract: A fan motor including: a motor body; a fan; a controller that includes a circuit board and a circuit element; a heat sink that is attached to the controller and that includes a heat dissipating section; a case body that includes a motor holder, and a center piece supporting the stator, with the heat dissipating section disposed between the center piece and the motor holder and the center piece forming an airflow passage along which airflow passes; an introduction section through which airflow flowing toward the heat dissipating section is introduced; a discharge section through which the airflow that has been introduced through the introduction section is discharged toward the fan side; and a facing section that is disposed at a downstream side of the airflow with respect to the heat dissipating section and that extends in a direction to obstruct the airflow.
    Type: Application
    Filed: February 1, 2017
    Publication date: October 5, 2017
    Inventors: Hikaru OTSUKA, Yoshikazu FUJII, Akinori HIROYAMA, Hideaki ISHII