Manufacture of curved glass sheets
US4755204A · kind A · utility
20Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 1987 |
| Grant date | Jul 5, 1988 |
| Priority date | — |
| Expiry date | Feb 18, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03B29/08
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Curved glass is maufactured by supporting glass on a sag bending mould which is passed through a furnace. During initial heating of the glass on the mould, hot air is directed around the mould beneath the glass to minimize the temperature difference between the mould and the glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.