Patent · US Expired

Method and apparatus for molding a tire with an annular reinforcement below the tread surface

US4401502A · kind A · utility

9Cited by
4References
8Claims
0Family size

Inventor

Key dates

Filing dateNov 20, 1980
Grant dateAug 30, 1983
Priority date
Expiry dateNov 20, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29D30/06
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An apparatus for molding a tire with an annular reinforcement below the tread surface includes a first set of molding segments for molding a tire, a winding mechanism for winding a flexible reinforcement band or thread about the molded tire under tension and a second group of molding segments for molding a tread surface portion about the reinforced tire body.

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