Patents by Inventor Spiros Apostolou Triantafyllis

Spiros Apostolou Triantafyllis 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).

  • Removable mold insert for wing or wingless type precure tread production
    Patent number: 5906835
    Abstract: A method and apparatus for producing both wing-type and wingless tire treads from a single mold. The mold includes a main portion, a pair of first inserts which are selectively attachable to the main portion. The pair of first inserts is capable of molding wingless treads. A pair of second inserts can be selectively secured to the main portion in place of the first pair of inserts to mold wing-type treads. The method for converting a wingless tire tread mold to a wing-type tire tread mold includes the steps of removing the pair of first inserts from the main portion of the mold and securing the pair of second inserts to the main portion of the mold with the securing apparatus.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: May 25, 1999
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Spiros Apostolou Triantafyllis
  • Method for winged or wingless type precure tread production
    Patent number: 5709830
    Abstract: A method and apparatus for producing both wing-type and wingless tire treads from a single mold. The mold includes a main portion, a pair of first inserts which are selectively attachable to the main portion. The pair of first inserts is capable of molding wingless treads. A pair of second inserts can be selectively secured to the main portion in place of the first pair of inserts to mold wing-type treads. The method for converting a wingless tire tread mold to a wing-type tire tread mold includes the steps of removing the pair of first inserts from the main portion of the mold and securing the pair of second inserts to the main portion of the mold with the securing apparatus.
    Type: Grant
    Filed: February 22, 1996
    Date of Patent: January 20, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Spiros Apostolou Triantafyllis