Roll for spreading and guiding a fabric web
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 30, 1991
Grant Date -
N/A
app pub date -
Nov 7, 1989
filing date -
Nov 23, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A combined fabric stretching and straightening apparatus is comprised of a pair of cylinders having helical configurations on their periphery the cylinders being mounted for rotation on a shaft adapted to be driven in a direction opposite the direction of feed of a fabric web. The cylinders may rotate relative to each other and the shaft or may be coupled to rotate with the shaft by clutches interposed between the cylinders and shaft. Sensors are optionally provided for energizing one or the other clutch so as to center the fabric as it is fed.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully