Umbrella having a detachable structure
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 30, 2010
Grant Date -
N/A
app pub date -
Dec 9, 2008
filing date -
Dec 9, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An umbrella includes a shank, a fixed ring mounted on the shank, a movable ring movably mounted on the shank, a plurality of ribs each pivotally and detachably connected with the fixed ring, and a plurality of spreaders each pivotally and detachably connected with the movable ring. Thus, each of the spreaders and the ribs can be removed from the movable ring and the fixed ring respectively for replacement or maintenance, thereby enhancing the lifetime of the umbrella.
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