Fabric aligning method and apparatus
US4419949A · kind A · utility
2Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 1981 |
| Grant date | Dec 13, 1983 |
| Priority date | — |
| Expiry date | May 11, 2001 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05D2207/02
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An apparatus and method for aligning fabric edges which includes a microprocessor, a photocell array, A/D converter and multiplexer. Various readings of the photocell array are made during the cycle. These readings are recorded and in conjunction with others made during the fabric edge alignment step, are employed to determine when the fabric edges are aligned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.