FIG. 1 is a perspective view of a duo-prop propeller, showing my new design.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a right side elevation view thereof.
FIG. 5 is a left side elevation view thereof.
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Reference to front, rear, right, left, top, bottom, are merely to indicate how the views relate to one another, and do not indicate how the propeller would be positioned when used.
Patent |
Priority |
Assignee |
Title |
10569851, |
Oct 12 2018 |
|
Dual blade assembly propeller |
4802872, |
Sep 05 1986 |
MICRO-POR, INC |
Regulated aeration of gases exhausting through a propeller |
5411422, |
Jul 19 1993 |
|
Spiral propeller having axial void |
5890875, |
Jan 27 1997 |
|
Blade apparatus |
20080096446, |
|
|
|
20140273673, |
|
|
|
20170267323, |
|
|
|
20220340247, |
|
|
|
223218, |
|
|
|
D355252, |
Sep 08 1992 |
|
Helicoidal impeller for use in jet propelled watercraft |
D432621, |
Jun 29 1999 |
EMU Unterwasserpumpen GmbH |
Propeller for agitating liquids |
D510998, |
Mar 27 2003 |
RESEARCH FOUNDATION OF THE UNIVERSITY OF CENTRAL FLORIDA INCORPORATED |
High efficiency air conditioner condenser twisted fan blades and hub |
D539413, |
Mar 27 2003 |
Research Foundation of the University of Central Florida, Inc. |
High efficiency air conditioner condenser twisted fan blades and hub |
D560154, |
Dec 15 2006 |
|
Boat propeller |
D561690, |
Sep 29 2006 |
Econcern B.V.; ECONCERN B V |
Windmill |
D579102, |
Oct 31 2007 |
|
Fan |
D745448, |
May 13 2013 |
|
Propeller |
D799688, |
Sep 25 2016 |
Air Cool Industrial Co., Ltd. |
Ceiling fan blade |
D806225, |
Dec 11 2015 |
Delta Electronics, Inc. |
Fan |
D870260, |
Aug 09 2017 |
Mitsubishi Electric Corporation |
Propeller fan |
D896363, |
Nov 18 2018 |
Air Cool Industrial Co., Ltd. |
Ceiling fan housing |
D903573, |
Nov 08 2018 |
JAPAN AEROSPACE EXPLORATION AGENCY |
Propeller blade |
D974267, |
Jun 22 2021 |
Sharrow Engineering LLC |
Propeller |
D974268, |
Jun 22 2021 |
Sharrow Engineering LLC |
Propeller |
D974269, |
Jun 22 2021 |
Sharrow Engineering LLC |
Propeller |
D974270, |
Jun 22 2021 |
Sharrow Engineering LLC |
Propeller |
TW110305685, |
|
|
|
WO20170205680, |
|
|
|