Patent · US Expired

Method for producing a bead for a pneumatic tire

US4075048A · kind A · utility

4Cited by
12References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1975
Grant dateFeb 21, 1978
Priority date
Expiry dateOct 31, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T152/10819
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Method and apparatus for producing a bead for a pneumatic tire comprising applying a coating to a bundle of glass filaments partially drying but not curing the coated bundle, winding the bundle to form a bead and curing the bead member such as the bead will essentially retain the same geometric cross-sectional characteristics during incorporation into the tire as it had before being incorporated into the tire.

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