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Class Information
Number: 244/123.14
Name: Aeronautics > Aircraft structure > Airfoil construction > Hollow
Description: Subject matter in which substantially all of the rigidity of the airfoil is provided by the skin and its interior is substantially open.










Patents under this class:

Patent Number Title Of Patent Date Issued
8596574 Streamlined profile reducing the speed deficit in its wake Dec. 3, 2013
8434719 Leading edge element of aircraft, method for manufacturing one, wing and stabilizer May. 7, 2013
8414992 Wrinkle control for composite tubes Apr. 9, 2013
8308882 Hollow fiber composite component and intermediate products Nov. 13, 2012
8100361 Hull structure Jan. 24, 2012
8096503 Structuring construction for an aircraft fuselage Jan. 17, 2012
8070100 Aircraft structure Dec. 6, 2011
8001690 Rib for aircraft wing and methods for the manufacture thereof Aug. 23, 2011
7681835 Single piece co-cure composite wing Mar. 23, 2010
7578473 Rib for aircraft wing and methods for the manufacture thereof Aug. 25, 2009
7481398 Intercostal for aircraft Jan. 27, 2009
7331546 Bendable wing for micro air vehicle Feb. 19, 2008
7182293 Airfoil box and associated method Feb. 27, 2007
6746755 Ceramic matrix composite structure having integral cooling passages and method of manufacture Jun. 8, 2004
6467730 Aircraft airfoil leading edge member equipped with a de-icing device Oct. 22, 2002
6319346 Method for manufacture of composite aircraft control surfaces Nov. 20, 2001
6116539 Aeroelastically stable forward swept wing Sep. 12, 2000
5975465 Asymmetrical, one-piece, hollow metal structure such as a trailing edge of an aircraft wing leading edge slat and its production process Nov. 2, 1999
5334068 Model aircraft corrugated paper board airfoil and method of making same Aug. 2, 1994
5253824 Hollow core airfoil Oct. 19, 1993
5052641 Method to construct variable area, membrane spar and wing airfoil aircraft and kite wings and suitable aelerons Oct. 1, 1991
4871132 Aerodynamic structural pipe for hang gliders Oct. 3, 1989
4815939 Twisted hollow airfoil with non-twisted internal support ribs Mar. 28, 1989
4422229 Method of making an airfoil member for a gas turbine engine Dec. 27, 1983
4204358 Aluminum model airplane kit May. 27, 1980
3962506 Multi-chambered cellular structure and method for manufacture Jun. 8, 1976











 
 
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