Hollow glass objects
US5687862A · kind A · utility
9Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 1995 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Jan 31, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03B9/165
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A forming process which utilize blown-blown technique has an initial phase, a transfer phase, and a finishing phase for producing a hollow glass object provided with a neck. During the initial phase all or part of the internal profile of the neck is molded by a mechanical element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.