The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 2021
Filed:
Mar. 15, 2017
NV Bekaert SA, Zwevegem, BE;
He Wang, Jiangyin, CN;
Wei Zhou, Jiangyin, CN;
Xiangyu Zhu, Jiangyin, CN;
Hongzhen Zhu, Jiangyin, CN;
NV BEKAERT SA, Zwevegem, BE;
Abstract
A steel cord for rubber reinforcement comprises a first group of core filaments () having a number of m and a second group of sheath filaments () having a number of n, m is three or four, the core filaments () are forming a helix, the core filaments () are not twisted together and being substantially parallel or the core filaments () have a twist pitch being more than 300 mm; the second group and the first group are twisted with each other, and the sheath filaments () are forming a flattened helix in the same direction of the helix of the core filaments (), and the sheath filaments () have a cord twist pitch, at any cross-section of the steel cord, at least one interstice between two adjacent core filaments () is present. The steel cord has improved abrasion resistance and can contribute to the reduction of the weight of the tire.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile