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Patent
D731394
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Priority
Oct 24 2013
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Filed
Oct 24 2013
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Issued
Jun 09 2015
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Expiry
Jun 09 2029
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Assg.orig
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Entity
unknown
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1
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16
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n/a
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The ornamental design for a tiltrotor aircraft with fixed engines, as shown and described.
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FIG. 1 is a front perspective view of the tiltrotor aircraft with fixed engines with the rotor nacelles facing upward;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front perspective view of the tiltrotor aircraft with fixed engines with the rotor nacelles facing forward;
FIG. 9 is a front elevational view of FIG. 8;
FIG. 10 is a rear elevational view of FIG. 8;
FIG. 11 is a right side elevational view of FIG. 8;
FIG. 12 is a left side elevational view of FIG. 8;
FIG. 13 is a top plan view of FIG. 8; and,
FIG. 14 is a bottom plan view of FIG. 8.
Ivans, Steven, Benfield, Berlin, Hitte, Cory
Patent |
Priority |
Assignee |
Title |
3035789, |
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|
5054716, |
Oct 16 1989 |
TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC |
Drive system for tiltrotor aircraft |
5096140, |
Sep 08 1989 |
|
Aircraft with engine pods tiltable about a transverse axis |
5352090, |
Aug 07 1992 |
The United States of America as represented by the Administrator of the |
System for determining aerodynamic imbalance |
5381985, |
Apr 23 1992 |
McDonnell Douglas Helicopter Co. |
Wingtip mounted, counter-rotating proprotor for tiltwing aircraft |
5405105, |
May 28 1993 |
Hudson Valley V/STOL Aircraft, Inc. |
Tilt wing VTOL aircraft |
6260793, |
Mar 30 1999 |
Eurocopter |
Convertible aircraft with tilting rotors |
6328256, |
Sep 29 1999 |
TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC |
Low-height tunable tilt rotor downstop |
20080308682, |
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20120043412, |
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|
226826, |
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|
D311719, |
Sep 30 1988 |
The Ishida Foundation |
Aircraft |
D323315, |
May 30 1989 |
The Ishida Foundation |
Dual mode air vehicle |
D332079, |
Oct 07 1991 |
ISHIDA FOUNDATION, THE |
Dual mode aircraft |
D394422, |
May 13 1996 |
TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC |
Tilt rotor aircraft |
D401898, |
Dec 23 1996 |
Sikorsky Aircraft Corporation |
Variable diameter tilt rotor aircraft |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a