Apparatus for automatic forming on a film material of both a mask film pattern and a positioning hole
US4825555A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1987 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Oct 29, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F9/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An automatic mask cutting/drawing apparatus for preparing a mask film and for forming both positioning holes and a desired image mask pattern or a drawing of a desired line image includes a table for supporting a film material thereon, a first carriage movable along the table surface in a first direction, a second carriage movable on the first carriage in a second direction, first and second moving elements for respectively moving the first and second carriages in their respective directions, a vertically movable drawing element on the second carriage for drawing a desired image pattern on the film material, and a vertically movable cutter element adjacent the drawing element for cutting the film material. Both the drawing element and the cutter element are selectively activatable to form the positioning holes, the image mask pattern, or the drawing as desired and in accordance with commands which are inputted to the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.