Patent · US Expired

Belt structure having alternating S and Z twist cords

US4722381A · kind A · utility

7Cited by
17References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1985
Grant dateFeb 2, 1988
Priority date
Expiry dateSep 19, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60C9/2009
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A belt structure of a pneumatic tire with plies (13, 15) consisting of alternating S and Z twist cords and the edges of at least one ply folded.

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