Film blowing line with roll
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 30, 1990
Grant Date -
N/A
app pub date -
Dec 21, 1988
filing date -
Dec 23, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A film blowing line is disclosed which includes a winding roll to receive a folded film; the film having initially been tubular in shape. In the invention, the diameter of the winding roll is measured in an axial direction and, correspondingly, the thickness can be controlled with the aid of an actuating member, as a rule, differentially across the circumference of the tubular film.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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