Patents by Inventor Yoshiro Hayakawa

Yoshiro Hayakawa 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).

  • Adjuster releasing apparatus in drum brake
    Patent number: 5404971
    Abstract: An adjuster releasing apparatus for a drum brake in which an adjuster lever is pushed up by a pin-shaped member inserted from an opening of a backing plate, a stopper for limiting the movement amount of push-up of the adjuster lever in the state where the adjuster lever is pushed up to thereby release its engagement with an adjuster gear is provided on the backing plate side.
    Type: Grant
    Filed: May 27, 1993
    Date of Patent: April 11, 1995
    Assignee: Akebono Brake Industry Co., Ltd.
    Inventor: Yoshiro Hayakawa