Cassette for winding up photographic strip material
US5284305A · kind A · utility
3Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1991 |
| Grant date | Feb 8, 1994 |
| Priority date | — |
| Expiry date | Jun 28, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B27/588
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The cassette comprises two pivotable guide members (6,7) which guide the photographic strip material (B) round a hollow cylindrical guide sleeve (5) which can be slipped onto a rotatably mounted, drivable winding core (4) and, on being slipped onto that winding core, locks into its operating position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.