Patents by Inventor Mizuko Matsumura

Mizuko Matsumura 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).

  • Service plug terminal fitting structure
    Patent number: 6053762
    Abstract: A terminal fitting structure of a service plug is provided with a plug body provided with short-circuiting terminals, a turning shaft provided to the plug body so that the turning shaft is perpendicular to the respective fitting centers of the short-circuiting terminals, and a lever coupled to the plug body via the turning shaft so that the lever can be turned.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: April 25, 2000
    Assignee: Yazaki Corporation
    Inventors: Mizuko Matsumura, Hidehiko Kuboshima
  • Lever holding mechanism of service plug
    Patent number: 5931694
    Abstract: A service plug includes: a plug main body having terminals for engaging with the other terminals, the terminals electrically connected to each other; a pivoting shaft extending in a direction substantially orthogonal to a terminal engaging direction of the terminals of the plug main body and the other terminals; a lever connected to the plug main body so as to be pivotally movable through the pivoting shaft; and a pivot regulating mechanism arranged to extend over the lever and the plug main body, the pivot regulating preventing the pivoting of the lever relative to the plug main body with a predetermined force at least when the lever is substantially erected in the terminal engaging direction.
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: August 3, 1999
    Assignee: Yazaki Corporation
    Inventors: Hisaharu Kato, Hidehiko Kuboshima, Mizuko Matsumura