Patents by Inventor Roel DESPIEGELAERE

Roel DESPIEGELAERE 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).

  • HIGH ELONGATION STEEL CORD AND PNEUMATIC TIRE COMPRISING SAID CORD
    Publication number: 20160152082
    Abstract: A steel cord having a plurality of strands twisted together with a cord twist pitch. Each strand having a plurality of filaments twisted together with a strand twist pitch. The elongation at break of the steel cord is no less than 5%. The strand having a strand twist angle. The steel cord having a cord twist angle. When the sum of the strand twist angle and the cord twist angle is between 20 and 29 degree, the structural elongation of the steel cord is no less than 2.0%. When the sum of the strand twist angle and the cord twist angle is between 30 and 38 degree, the structural elongation of the steel cord is no less than 2.5%. When the sum of the strand twist angle and the cord twist angle is between 39 and 48 degree, the structural elongation of the steel cord is no less than 3.0%.
    Type: Application
    Filed: July 18, 2014
    Publication date: June 2, 2016
    Applicant: NV BEKAERT SA
    Inventors: He WANG, Roel DESPIEGELAERE, Hongzhen ZHU