Patent · US Expired

Breaking flat glass into cullet

US4076159A · kind A · utility

15Cited by
6References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 18, 1976
Grant dateFeb 28, 1978
Priority date
Expiry dateOct 18, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T225/329
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Flat glass advancing along a conveyor in the form of a continuous ribbon or individual sheets, is broken into cullet by applying breaking loads to the glass which put breaking stresses into the glass simultaneously about two axes which are substantially orthogonal to one another.

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