Method and apparatus for conveying a flexible, imperforate member through a fluid
US4534635A · kind A · utility
Inventors
Key dates
| Filing date | Nov 14, 1983 |
| Grant date | Aug 13, 1985 |
| Priority date | — |
| Expiry date | Nov 14, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03D3/12
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The apparatus has a support member with a surface that has a pervious portion. The support member is positioned in a tank or container of liquid. A flexible carrier member with a pervious portion is positioned in overlying relation with the surface of the support member. A flexible, impervious photographic material is positioned on the flexible carrier member and a suction is applied through the pervious portion of the support member surface and through the pervious portion of the flexible carrier member to engage the flexible, impervious photographic material on the flexible carrier member. The flexible carrier member with the flexible, impervious photographic material engaged thereto is conveyed on the surface of the support member through the liquid bath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.