Patent
   D731394
Priority
Oct 24 2013
Filed
Oct 24 2013
Issued
Jun 09 2015
Expiry
Jun 09 2029
Assg.orig
Entity
unknown
1
16
n/a
The ornamental design for a tiltrotor aircraft with fixed engines, as shown and described.

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
D974276, Nov 15 2018 BELL HELICOPTER RHODE ISLAND INC ; Textron Innovations Inc Aircraft spinner
Patent Priority Assignee Title
3035789,
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
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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
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D332079, Oct 07 1991 ISHIDA FOUNDATION, THE Dual mode aircraft
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 08 2013BENFIELD, BERLINBELL HELICOPTER TEXTRON INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0314670845 pdf
Aug 08 2013HITTE, CORYBELL HELICOPTER TEXTRON INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0314670845 pdf
Aug 15 2013IVANS, STEVEBELL HELICOPTER TEXTRON INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0314670845 pdf
Oct 24 2013Bell Helicopter Textron Inc.(assignment on the face of the patent)
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