Roll film carrier for reader or reader printer
US4767079A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1986 |
| Grant date | Aug 30, 1988 |
| Priority date | — |
| Expiry date | Apr 4, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/111
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In a roll film carrier for a reader or a reader printer according to the invention, a first type film cassette and a second type film cassette being different from each other in connection system between a drive source and an enclosing reel within a cartridge can be installed detachably. The roll film carrier comprises a first reel drive shaft to drive an enlosing reel within a first type film cartridge and a second type reel drive shaft to drive an enclosing reel within a second type film cartridge, and selectively connects the reel drive shafts corresponding to type of the cartridge thereby cartridges of different types can be used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.