Aircraft angle of attack indicator

- Icon Aircraft, Inc.
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Description

The file of this patent contains a least one drawing in which elements of the design include color. Elements embodied with color are represented by black and white cross-hatching for the colors green, yellow, red and white.

FIG. 1 is a front drawing of the aircraft angle of attack indicator in which an airfoil element represents an optimal landing approach angle of attack condition.

FIG. 2 is a front drawing of the aircraft angle of attack indicator in which the airfoil element, in an alternative position, indicates a sub-optimal landing approach angle of attack condition.

FIG. 3 is a front drawing of the aircraft angle of attack indicator in which the airfoil element, in an alternative position, indicates an excessive and cautionary landing approach angle of attack condition yet an acceptable flight angle of attack condition; and,

FIG. 4 is a front drawing of the aircraft angle of attack indicator in which the airfoil element, in an alternative position, indicates a stall angle of attack condition.

Claims

The ornamental design for the aircraft angle of attack indicator, as shown and described.

Referenced Cited
U.S. Patent Documents
D288412 February 24, 1987 Nunes
8421649 April 16, 2013 Marstall et al.
Patent History
Patent number: D731333
Type: Grant
Filed: Jul 15, 2013
Date of Patent: Jun 9, 2015
Assignee: Icon Aircraft, Inc. (Los Angeles, CA)
Inventors: Kirk Hawkins (Los Angeles, CA), Klaus Tritschler (Tehachapi, CA), Lisa Johansson (Los Angeles, CA), Michael Schumann (Los Angeles, CA), Steen Strand (Los Angeles, CA)
Primary Examiner: Antoine D Davis
Application Number: 29/460,787
Classifications