Propeller and horizontal-axis wind turbine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 6, 2012
Grant Date -
Apr 24, 2008
app pub date -
Nov 11, 2005
filing date -
Nov 30, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A propeller, wherein the tip parts of the propeller blades of a horizontal-shaft windmill are tilted in the front direction of the propeller blades to form inclination parts. The inclination angle of the tilted parts is set within the range of 25 to 50° relative to the longitudinal direction of the propeller blades.
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