Lifting device for umbrella
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 2, 2014
Grant Date -
Sep 11, 2014
app pub date -
Mar 8, 2013
filing date -
Mar 8, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A lifting device for an umbrella includes a base, a plurality of fixing seats secured on the base, a plurality of movable members each movably mounted in the respective fixing seat, a pressing module movably mounted on the base and pressing the movable members, a threaded rod mounted on the base and connected with the pressing module, and a drive handle connected with the threaded rod. The pressing module includes a driven rod and two pressing rods. Each of the pressing rods is provided with a straight pressing portion that is movable to press the respective movable member and at least one recessed release portion that is movable to receive the respective movable member. Thus, each of the movable members is rotatable freely so that the lifting device is moved on the ground easily.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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