Width adjusting device and method for a paper web
US5619921A · kind A · utility
5Cited by
6References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1995 |
| Grant date | Apr 15, 1997 |
| Priority date | — |
| Expiry date | Jan 30, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2406/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A web width adjusting device can adequately adjust the width of paper web which travels through at least two printing sections. The travelling web is sandwiched by a pair of wave forming devices including a plurality of fluid ejectors which are aligned in the width direction of the paper web. The fluid ejectors of one alignment face alternately the other alignment to alternately eject fluid to both sides of the web.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.