Patent · US Expired

Tread for a pneumatic tire

US4641695A · kind A · utility

11Cited by
18References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 16, 1985
Grant dateFeb 10, 1987
Priority date
Expiry dateSep 16, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S152/902
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A tread portion for a pneumatic tire is divided axially across its width into three zones. A pair of lateral edge portions cooperate to provide a directional tread pattern, while a central portion of the tread has a non-directional tread pattern.

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