Patents by Inventor Satoshi Kuwashima

Satoshi Kuwashima 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).

  • Dog clutch gear
    Patent number: 8448771
    Abstract: A dog clutch gear is provided that can prevent stress concentration due to a machined edge from occurring in the dog clutch gear and that can prevent a cutting load from being intermittently applied to a cutting tool to lengthen the lifetime of the cutting tool. The dog clutch gear includes a rim portion formed with power transmission teeth on the outer circumference; a boss portion fitted to a rotating shaft; an annular connecting portion connecting the rim portion with the boss portion; and a dog member formed on a lateral surface of the annular connecting portion. A machined surface is formed on an axial end surface of the boss portion. A runout groove axially continuing from the dog member toward the axial end surface of the boss portion is formed at a joint portion between the boss portion and the dog member.
    Type: Grant
    Filed: February 2, 2011
    Date of Patent: May 28, 2013
    Assignee: Honda Motor Co., Ltd.
    Inventor: Satoshi Kuwashima
  • DOG CLUTCH GEAR
    Publication number: 20110198188
    Abstract: A dog clutch gear is provided that can prevent stress concentration due to a machined edge from occurring in the dog clutch gear and that can prevent a cutting load from being intermittently applied to a cutting tool to lengthen the lifetime of the cutting tool. The dog clutch gear includes a rim portion formed with power transmission teeth on the outer circumference; a boss portion fitted to a rotating shaft; an annular connecting portion connecting the rim portion with the boss portion; and a dog member formed on a lateral surface of the annular connecting portion. A machined surface is formed on an axial end surface of the boss portion. A runout groove axially continuing from the dog member toward the axial end surface of the boss portion is formed at a joint portion between the boss portion and the dog member.
    Type: Application
    Filed: February 2, 2011
    Publication date: August 18, 2011
    Applicant: HONDA MOTOR CO., LTD.
    Inventor: Satoshi Kuwashima