Patents by Inventor Saburo Niwa

Saburo Niwa 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: 9151530
    Abstract: An automatic icemaker includes a swing arm, an actuator swinging the swing arm, and a transmission section transmitting movement of the actuator to the swing arm. The transmission section includes a cam rotated by the actuator, a pivotally movable lever including an abutting portion abutting the cam and pivotally moved by the rotation of the cam, and a joint member to transmit the movement of the pivotally movable lever to the swing arm. As the swing arm, one of the first, second, and third swing arms is selected and provided. As the joint member, one of the first, second, and third joint members which corresponds to the selected one of the first, second, and third swing arms is selected and provided. At different positions on a board which extends in a vertical direction, the first, second, and third supporting portions support the first, second, and third joint members, respectively.
    Type: Grant
    Filed: November 28, 2011
    Date of Patent: October 6, 2015
    Assignee: Nidec Servo Corporation
    Inventors: Mariko Tanaka, Kenji Sugaya, Kazufumi Yamashita, Yoshitaka Yokoi, Saburo Niwa, Eiji Kuroda
  • Publication number: 20120297802
    Abstract: An automatic icemaker includes a swing arm, an actuator swinging the swing arm, and a transmission section transmitting movement of the actuator to the swing arm. The transmission section includes a cam rotated by the actuator, a pivotally movable lever including an abutting portion abutting the cam and pivotally moved by the rotation of the cam, and a joint member to transmit the movement of the pivotally movable lever to the swing arm. As the swing arm, one of the first, second, and third swing arms is selected and provided. As the joint member, one of the first, second, and third joint members which corresponds to the selected one of the first, second, and third swing arms is selected and provided. At different positions on a board which extends in a vertical direction, the first, second, and third supporting portions support the first, second, and third joint members, respectively.
    Type: Application
    Filed: November 28, 2011
    Publication date: November 29, 2012
    Applicant: NIDEC SERVO CORPORATION
    Inventors: Mariko Tanaka, Kenji Sugaya, Kazufumi Yamashita, Yoshitaka Yokoi, Saburo Niwa, Eiji Kuroda