Negative film carrier
US4353645A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1980 |
| Grant date | Oct 12, 1982 |
| Priority date | — |
| Expiry date | Nov 25, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B27/6285
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A negative film carrier for printing pictures including a carrier stand having an abutting and moving drive mechanism which is adapted to be rocked by a solenoid, a plurality of stationary frames of different image window sides which are interchangeably mounted on the carrier stand, and a plurality of abutting movable frames provided in correspondence with the stationary frames. The image window of each of the abutting movable frames has two parallel sides parallel to the direction of advancement of a negative film and a second pair of sides having a decreasing width in a direction perpendicular to the direction of advancement of a negative film. The second two sides may be formed arcuately or each may be two sides of an overall hexagonal window frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.