Patent · US Expired

Roll for carrying glass sheets

US4459148A · kind A · utility

8Cited by

6References

13Claims

0Family size

Assignee

Saint-Gobain Vitrage · FR

Inventors

Werner Diederen
Heinz Ueberwolf
Heinz-Gunter Zilgens · Freudenberg, DE
Mario Roth · Aachen, DE

Key dates

Filing date	Jul 9, 1982
Grant date	Jul 10, 1984
Priority date	—
Expiry date	Jul 9, 2002

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03B35/189
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A roll (4) for conveying sheets of glass at a heat-tempering temperature horizontally through a heat-tempering furnace enclosure includes a core (10) of refractory metal and a shell (20). The shell (20) is formed of a refractory material composed of a calcium silicate base agglomerate having a specific mass of from 200 to 800 kg/m.sup.3.

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