USD401898S - Variable diameter tilt rotor aircraft - Google Patents

Variable diameter tilt rotor aircraft Download PDF

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Publication number
USD401898S
USD401898S US29/064,119 US6411996F USD401898S US D401898 S USD401898 S US D401898S US 6411996 F US6411996 F US 6411996F US D401898 S USD401898 S US D401898S
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US
United States
Prior art keywords
variable diameter
rotor aircraft
tilt rotor
diameter tilt
aircraft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/064,119
Inventor
Timothy F. Lauder
David G. Matuska
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sikorsky Aircraft Corp
Original Assignee
Sikorsky Aircraft Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sikorsky Aircraft Corp filed Critical Sikorsky Aircraft Corp
Priority to US29/064,119 priority Critical patent/USD401898S/en
Assigned to SIKORSKY AIRCRAFT CORPORATION reassignment SIKORSKY AIRCRAFT CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LAUDER, TIMOTHY F., MATUSKA, DAVID G.
Application granted granted Critical
Publication of USD401898S publication Critical patent/USD401898S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a top view of a variable diameter tilt rotor aircraft wherein the rotors thereof are oriented in a substantially horizontal plane for vertical take-off and landing flight;
FIG. 2 is a side view of the variable diameter tilt rotor aircraft of FIG. 1;
FIG. 3 is a front view of the variable diameter tilt rotor aircraft of FIG. 1;
FIG. 4 is a bottom view of the variable diameter tilt rotor aircraft of FIG. 1;
FIG. 5 is an aft view of the variable diameter tilt rotor aircraft of FIG. 1;
FIG. 6 is a top view of a variable diameter tilt rotor aircraft wherein the rotors thereof are oriented in a substantially vertical plane for forward flight;
FIG. 7 is a side view of the variable diameter tilt rotor aircraft of FIG. 6;
FIG. 8 is a front view of the variable diameter tilt rotor aircraft of FIG. 6;
FIG. 9 is a bottom view of the variable diameter tilt rotor air craft of FIG. 6; and,
FIG. 10 is an aft view of the variable diameter tilt rotor aircraft of FIG. 6.

Claims (1)

  1. We claim the ornamental design for a variable diameter tilt rotor aircraft, as shown and described.
US29/064,119 1996-12-23 1996-12-23 Variable diameter tilt rotor aircraft Expired - Lifetime USD401898S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/064,119 USD401898S (en) 1996-12-23 1996-12-23 Variable diameter tilt rotor aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/064,119 USD401898S (en) 1996-12-23 1996-12-23 Variable diameter tilt rotor aircraft

Publications (1)

Publication Number Publication Date
USD401898S true USD401898S (en) 1998-12-01

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ID=71525853

Family Applications (1)

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US29/064,119 Expired - Lifetime USD401898S (en) 1996-12-23 1996-12-23 Variable diameter tilt rotor aircraft

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD731394S1 (en) * 2013-10-24 2015-06-09 Bell Helicopter Textron Inc. Tiltrotor aircraft with fixed engines
USD739335S1 (en) * 2013-10-24 2015-09-22 Bell Helicopter Textron Inc. Tiltrotor aircraft with forward-swept wings
US9623967B2 (en) 2014-02-01 2017-04-18 Aero Machining, LLC Tiltrotor unmanned aerial vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
American Helicopter Society, 49th Annual Forum, Variable Diameter Tilt rotor, by Studebaker & Matuska. 19-21 May 1993.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD731394S1 (en) * 2013-10-24 2015-06-09 Bell Helicopter Textron Inc. Tiltrotor aircraft with fixed engines
USD739335S1 (en) * 2013-10-24 2015-09-22 Bell Helicopter Textron Inc. Tiltrotor aircraft with forward-swept wings
US9623967B2 (en) 2014-02-01 2017-04-18 Aero Machining, LLC Tiltrotor unmanned aerial vehicle

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