Patents by Inventor Tetsuito Tsukagoshi

Tetsuito Tsukagoshi 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).

  • Toric reinforced air bag for safety tire and method of producing the same as well as method of producing shaped body for reinforcing layer
    Patent number: 7165587
    Abstract: The invention proposes a technique of preventing a propagation of a damage in a reinforcing layer to a toric air bag even if the reinforcing layer arranged on an outer peripheral side of the toric air bag in a safety tire to suppress an unnecessary size growth of the toric air bag and allowed to a proper expansion deformation of the toric air bag in the puncture of the tire or the like is damaged by foreign matters entered through a puncture hole into the tire, in which the reinforcing layer separately arranged from the toric air bag is fitted on the outer peripheral side of the toric air bag having a hollow torus shape over its full periphery to suppress the propagation of the damage in the reinforcing layer to the toric air bag through an interface layer therebetween.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: January 23, 2007
    Assignee: Bridgestone Corporation
    Inventors: Tetsuito Tsukagoshi, Osamu Saito