Lift control device for a roller shade
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 16, 2001
Grant Date -
N/A
app pub date -
Aug 23, 1999
filing date -
Aug 23, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lift control device for a roller shade includes a support rod having one end containing an insert socket, a spring mounted on the support rod, a roller cap rotatably mounted on the support rod and containing a retaining opening to secure the spring therein such that the spring is rotated by the roller cap, and a follower spool secured on the roller cap to rotate therewith.
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