Foldable tiltrotor aircraft

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Description

FIG. 1 is a top, right front perspective view of a foldable tiltrotor aircraft with the rotor nacelles facing forward;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a right side elevational view of FIG. 1;

FIG. 4 is a left side elevational view of FIG. 1;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1;

FIG. 7 is a top, right front perspective view of the foldable tiltrotor aircraft with the rotor nacelles facing upward;

FIG. 8 is a front elevational view of FIG. 7;

FIG. 9 is a right side elevational view of FIG. 7;

FIG. 10 is a left side elevational view of FIG. 7;

FIG. 11 is a top plan view of FIG. 7;

FIG. 12 is a bottom plan view of FIG. 7;

FIG. 13 is a top, right front perspective view of the foldable tiltrotor aircraft in a folded position;

FIG. 14 is a front elevational view of FIG. 13;

FIG. 15 is a right side elevational view of FIG. 13;

FIG. 16 is a left side elevational view of FIG. 13;

FIG. 17 is a top plan view of FIG. 13; and,

FIG. 18 is a bottom plan view of FIG. 13.

The broken lines in the drawings represent unclaimed environmental subject matter and form no part of the claim.

Claims

The ornamental design for a foldable tiltrotor aircraft, as shown and described.

Referenced Cited
U.S. Patent Documents
D128173 July 1941 Oliver
D140130 January 1945 Watter
D195794 July 1963 Dancik
D311719 October 30, 1990 Haga
D317287 June 4, 1991 Haga
D317897 July 2, 1991 Antonov
5031858 July 16, 1991 Schellhase
5054716 October 8, 1991 Wilson
D394422 May 19, 1998 Magee
D399816 October 20, 1998 Peacock
D456337 April 30, 2002 Sankrithi
D597148 July 28, 2009 Lin
7604202 October 20, 2009 Froman
D635083 March 29, 2011 DeLaurier
D691547 October 15, 2013 Hall
8626363 January 7, 2014 Kisor
D713774 September 23, 2014 Tritschler
D725577 March 31, 2015 Vickers
9051046 June 9, 2015 Ivans
D739335 September 22, 2015 Robertson
D739807 September 29, 2015 Strand
9376206 June 28, 2016 Ross
D763733 August 16, 2016 Gattelli
9650128 May 16, 2017 Fenny
9657816 May 23, 2017 Burnett
9663225 May 30, 2017 Kooiman
D799402 October 10, 2017 Cummings
D808328 January 23, 2018 Ivans
D809970 February 13, 2018 Zhou
D813143 March 20, 2018 Belik
20100209242 August 19, 2010 Popelka
20120043413 February 23, 2012 Smith
20120199699 August 9, 2012 Isaac
20120292456 November 22, 2012 Hollimon
20130153708 June 20, 2013 Brunken
20140084080 March 27, 2014 Robertson
20140263855 September 18, 2014 Ross
20140322010 October 30, 2014 Rauber
20150048213 February 19, 2015 Ross
20160023752 January 28, 2016 Foskey
20160122039 May 5, 2016 Ehinger
20160152329 June 2, 2016 Tzeng
20160207611 July 21, 2016 Fenny
20160229531 August 11, 2016 Robertson
20160333797 November 17, 2016 Laramee
20160340038 November 24, 2016 Chavez
20160347479 December 1, 2016 O'Neil
20170036753 February 9, 2017 Shue
20170121029 May 4, 2017 Blyth
20170137122 May 18, 2017 Kooiman
20170190443 July 6, 2017 Fisher
20170291719 October 12, 2017 Lavine
20170355460 December 14, 2017 Shannon
20180079484 March 22, 2018 Ross
20180079503 March 22, 2018 Ivans
Other references
  • Bill Carey, “Bell Unveils ‘Vigilant’ Unmanned Tiltrotor for U.S. Marine Corps;” Sep. 22, 2016.
  • Richard Whittle, “Month After Use, Bell Unveils V-247 Vigilant Tiltrotor Drone;” Sep. 22, 2016.
  • Notice of Allowance, dated Jun. 21, 2017, by the USPTO, re Design U.S. Appl. No. 29/577,578.
  • Notice of Allowance, dated Sep. 20, 2017, by the USPTO, re Design U.S. Appl. No. 29/577,578.
Patent History
Patent number: D824320
Type: Grant
Filed: Dec 7, 2017
Date of Patent: Jul 31, 2018
Assignee: Bell Helicopter Textron Inc. (Fort Worth, TX)
Inventors: Steven Ivans (Ponder, TX), Brent Ross (Flower Mound, TX), Nathan Wu (Irving, TX), Berlin Benfield (Grapevine, TX), Kendall Goodman (Southlake, TX)
Primary Examiner: Brandon M Rosati
Assistant Examiner: Marissa J Cash
Application Number: 29/628,801