Vertical-axis wind turbine

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a vertical-axis wind turbine comprising the new design;

FIG. 2 is a front elevation view thereof, where the rear, left and right elevation views are mirror images thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design.

Claims

The ornamental design for a vertical-axis wind turbine, as shown and described.

Referenced Cited
U.S. Patent Documents
D252572 August 7, 1979 Hanson
D267951 February 15, 1983 Smith
D281232 November 5, 1985 Felix et al.
D300932 May 2, 1989 Sikes
D305419 January 9, 1990 Korneski
D338871 August 31, 1993 Carfagno
5320491 June 14, 1994 Coleman et al.
5890875 April 6, 1999 Silvano
6345957 February 12, 2002 Szpur
6350499 February 26, 2002 Babcock
D508893 August 30, 2005 Kato et al.
D509794 September 20, 2005 Okubo et al.
D511495 November 15, 2005 Okubo et al.
D517986 March 28, 2006 Wobben
D554546 November 6, 2007 Hart
D567176 April 22, 2008 Borgen
D578034 October 7, 2008 Yip
Patent History
Patent number: D644173
Type: Grant
Filed: Oct 19, 2010
Date of Patent: Aug 30, 2011
Assignee: STAMET S.p.A. (Feletto (Torino))
Inventor: Lorenzo Gaio (Sassari)
Primary Examiner: Stella Reid
Assistant Examiner: Derrick Holland
Attorney: Heslin Rothenberg Farley & Mesiti P.C.
Application Number: 29/377,215
Classifications
Current U.S. Class: Wind Or Hand Powered (D13/115)