High efficiency air conditioner condenser twisted fan blades and hub Patent Grant Parker , et al. November 20, 2 [Research Foundation of the University of Central Florida, Inc.]

High efficiency air conditioner condenser twisted fan blades and hub

Parker , et al. November 20, 2

Patent Grant D555782

U.S. patent number D555,782 [Application Number D/268,980] was granted by the patent office on 2007-11-20 for high efficiency air conditioner condenser twisted fan blades and hub. This patent grant is currently assigned to Research Foundation of the University of Central Florida, Inc.. Invention is credited to Bart Hibbs, Danny S. Parker, John Sherwin.

United States Patent	D555,782
Parker , et al.	November 20, 2007

High efficiency air conditioner condenser twisted fan blades and hub

Claims

CLAIM The ornamental design for a high efficiency air conditioner condenser twisted fan blades and hub, as shown and described.

Inventors:	Parker; Danny S. (Cocoa Beach, FL), Sherwin; John (Cocoa Beach, FL), Hibbs; Bart (Simi Valley, CA)
Assignee:	Research Foundation of the University of Central Florida, Inc. (Orlando, FL)
Appl. No.:	D/268,980
Filed:	November 17, 2006

Related U.S. Patent Documents


Application Number	Filing Date	Patent Number	Issue Date
29231433	Jun 3, 2005	D539413
29178526	Mar 27, 2003	D510998

Current U.S. Class:	D23/411
Current International Class:	2304
Field of Search:	;D23/411,413,370,378,379 ;416/223R,238,244R ;D12/214 ;62/426

References Cited [Referenced By]

U.S. Patent Documents


2638757	May 1953	Borgerd
3995442	December 1976	Cavezza
4470271	September 1984	Draper
4526506	July 1985	Koger
4971143	November 1990	Hogan
4971520	November 1990	Van Houten
5320493	June 1994	Shih
5624234	April 1997	Neely
5809800	September 1998	Deal
6129528	October 2000	Bradbury
6185954	February 2001	Smiley
D510998	October 2005	Parker et al.
D539413	March 2007	Parker et al.

Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Steinberger; Brian S. Law Offices of Brian S. Steinberger, P.A.

Description

FIG. 1 is a perspective view of a high efficiency air conditioner condenser twisted fan blades with hub.

FIG. 2 is a front side elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 3 is a left side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 4 is a right side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 5 is a bottom elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 6 is a top elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 1.

FIG. 7 is a perspective view of a high efficiency air conditioner condenser twisted fan blades with hub.

FIG. 8 is a front side elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 7.

FIG. 9 is a left side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 7.

FIG. 10 is a right side end view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 7.

FIG. 11 is a bottom elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 7.

FIG. 12 is a top elevation view of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 7.

FIG. 13 is a perspective view of a high efficiency air conditioner condenser twisted fan blades with hub.

FIG. 14 is a front side elevation view of the fifth embodiment of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 13.

FIG. 15 is a left side end view of the fifth embodiment of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 13.

FIG. 16 is a right side end view of the fifth embodiment of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 13.

FIG. 17 is a bottom elevation view of the fifth embodiment of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 13; and,

FIG. 18 is a top elevation view of the fifth embodiment of the high efficiency air conditioner condenser twisted fan blades and hub of FIG. 14.

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