Patents by Inventor Seiichi OKIMURA

Seiichi OKIMURA 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).

  • Pivotal supporting structure for fallboard of keyboard musical instrument
    Patent number: 9905204
    Abstract: First and second pivot sections pivotally support left and right end portions of a fallboard on left and right side boards of a keyboard musical instrument, respectively. At least one of the first and second pivot sections includes: a damper mechanism provided on one of the side board and an end portion of the fallboard and having a driven member to receive pivotal movement; and a driving member engageable with the driven member and operable in interlocked relation to the other thereof. The damper mechanism generates a load against pivotal force from the driven member. At least one of the first and second pivot sections includes: a pivoting member pivotally supported on one of the side board and the end portion of the fallboard; and a retainer fixed to the other thereof to position and retain the pivoting member at a predetermined position.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: February 27, 2018
    Assignee: YAMAHA CORPORATION
    Inventor: Seiichi Okimura
  • PIVOTAL SUPPORTING STRUCTURE FOR FALLBOARD OF KEYBOARD MUSICAL INSTRUMENT
    Publication number: 20150325219
    Abstract: First and second pivot sections pivotally support left and right end portions of a fallboard on left and right side boards of a keyboard musical instrument, respectively. At least one of the first and second pivot sections includes: a damper mechanism provided on one of the side board and an end portion of the fallboard and having a driven member to receive pivotal movement; and a driving member engageable with the driven member and operable in interlocked relation to the other thereof. The damper mechanism generates a load against pivotal force from the driven member. At least one of the first and second pivot sections includes: a pivoting member pivotally supported on one of the side board and the end portion of the fallboard; and a retainer fixed to the other thereof to position and retain the pivoting member at a predetermined position.
    Type: Application
    Filed: May 7, 2015
    Publication date: November 12, 2015
    Inventor: Seiichi OKIMURA