Shutter device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 17, 1986
Grant Date -
N/A
app pub date -
Jun 18, 1984
filing date -
Mar 16, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shutter device for opening and closing an opening by ascending and descending motions of panels (2), in which the panels (2) are directly engaged with panel lift means such as a chain or the like to effect the ascending and descending motions of the panels surely and smoothly, and during storage of the panels (2), the panels (2) are folded and suspended from support rails (4).
First Claim
Family
International Classification(s)
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