Patent · US Active

Tread having a gradient of properties for improving irregular wear

US8720508B2 · kind B2 · utility

1Cited by
1References
15Claims
0Family size

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Key dates

Filing dateMar 17, 2011
Grant dateMay 13, 2014
Priority date
Expiry dateSep 15, 2032

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60C2011/0033
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

This invention relates generally to treads having a configuration and/or properties for improving or preventing irregular wear on the tread of a tire, and, more specifically, to a tire that has a tread with a gradient of properties that helps to prevent or improve irregular wear, especially suitable for tires that are free rolling such as steer or trailer tires used on trucks.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.