Rigid coaxial rotor helicopter with auxiliary propulsion (small)

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Description

FIG. 1 is a perspective view of the rigid coaxial rotor helicopter with auxiliary propulsion (small);

FIG. 2 is another perspective view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a rear elevational view thereof.

Claims

The ornamental design for a rigid coaxial rotor helicopter with auxiliary propulsion (small), as shown and described.

Referenced Cited
U.S. Patent Documents
D357894 May 2, 1995 Arnold et al.
D361053 August 8, 1995 Whyte et al.
D363054 October 10, 1995 Taylor et al.
D375077 October 29, 1996 Taylor et al.
D388048 December 23, 1997 Taylor et al.
D425853 May 30, 2000 Caporaletti
Patent History
Patent number: D524229
Type: Grant
Filed: May 30, 2005
Date of Patent: Jul 4, 2006
Assignee: Sirorsky Aircraft Corporation (Stratford, CT)
Inventors: Brandon Stille (Cheshire, CT), Steven D. Weiner (Orange, CT), Leslie Schweizer (Cayuta, NY), Michael P. Strauss (New Haven, CT), Matthew J. Tarascio (Milford, CT), Mark W. Scott (Bethany, CT)
Primary Examiner: Marcus A. Jackson
Application Number: 29/231,088