Patent · US Expired

Method of and apparatus for press bending glass sheets

US4396410A · kind A · utility

9Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 12, 1981
Grant dateAug 2, 1983
Priority date
Expiry dateAug 12, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03B2225/02
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method of and apparatus for press bending glass sheets into nonsymmetrical shapes including opposed press rings having complementary nonsymmetrical shaping surfaces, one of said press rings having a displaceable segment forming a part of the shaping rail to clamp the sheet against the opposed shaping rail and avoid drifting of the sheet relative to said shaping rails.

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