Apparatus and method for dip coating lenses
US6991827B2 · kind B2 · utility
2Cited by
5References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2003 |
| Grant date | Jan 31, 2006 |
| Priority date | — |
| Expiry date | Nov 7, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29D11/00865
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An apparatus for dip coating lenses comprises a tank for containing a coating liquid, a coating chamber for receiving one or more ophthalmic lenses. The tank is in fluid communication with the coating chamber for permitting the flow of coating liquid between the tank and the coating chamber. The apparatus has a first position where the coating chamber is located above the tank and second position where the tank is located above the coating chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.