Device for extracting the end of a negative film from a cartridge
US5285980A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 4, 1992 |
| Grant date | Feb 15, 1994 |
| Priority date | — |
| Expiry date | Sep 4, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03D13/005
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A device for extracting film from a cartridge having a gripper composed of two interacting elements and imparted with translational movement in the plane of the film cartridge. The two interacting elements of the gripper include a first stationary elements consisting of a disk section and a second rotating element capable of being imparted with rotational movement. The second rotating element also consists of a disk section of complementary shape to the first element. A cradle is provided to receive and hold the film cartridge in a stationary position. A mandrel positioned in one end of the cradle is provided to rotate the film spindle contained in the cartridge so that the end of the negative film can be grasped by the gripper and extracted from the cartridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.