Self threading phototypesetter transport system
US4299458A · kind A · utility
7Cited by
9References
48Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 2, 1980 |
| Grant date | Nov 10, 1981 |
| Priority date | — |
| Expiry date | Jun 2, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2408/215
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A media transport system in a phototypesetter for "leading" and "reverse leading" movement of film media at minimal inertia and little friction between a supply cassette and a self-threading take-up cassette, and characterized by vacuum pockets adjustable to varied media width and controlled by sensors for the delivery and removal of media and for the transport thereof across a make-up area where said media is held taught in a focal point while being positioned and moved by encoded drive means synchronizing placement of the typeset image at the make-up area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.