Patents by Inventor Yoshinori Shiroishi

Yoshinori Shiroishi 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).

  • Publication number: 20190152507
    Abstract: A steering device includes a plurality of telescopic lock teeth, a lock bolt, an EA stopper, and a first urging member. An outer circumferential surface of the lock bolt is formed with a bolt engagement portion. An inner circumferential surface of an EA insertion hole is formed with an EA protruding portion that is engaged with a bolt engagement portion in a direction in which the EA stopper is moved toward an abutting position in a bolt circumferential direction.
    Type: Application
    Filed: November 9, 2018
    Publication date: May 23, 2019
    Inventor: Yoshinori Shiroishi
  • Publication number: 20190152510
    Abstract: A steering device is configured such that an EA stopper and a telescopic lock tooth are engaged with each other such that an inner column and a fixation member move forward with respect to a hanger bracket in a case where a load in a forward direction that acts on the inner column is equal to or greater than a predetermined value. Regarding a telescopic stopper, the fixation member comes into contact with the telescopic stopper in accordance with movement of the inner column and the fixation member with respect to the hanger bracket such that the telescopic stopper rotates in a withdrawal direction in which the telescopic stopper is withdrawn from the fixation member.
    Type: Application
    Filed: November 9, 2018
    Publication date: May 23, 2019
    Inventor: Yoshinori Shiroishi