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특허 상세정보

Passive adaptive structures

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B64C-003/44    B64C-003/00    B64C-013/16   
미국특허분류(USC) 244/219; 244/203; 244/213; 244/123.1; 416/240
출원번호 US-0918408 (2009-02-20)
등록번호 US-8678324 (2014-03-25)
국제출원번호 PCT/US2009/034628 (2009-02-20)
§371/§102 date 20101215 (20101215)
국제공개번호 WO2009/137143 (2009-11-12)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Dinsmore & Shohl LLP
인용정보 피인용 횟수 : 3  인용 특허 : 26
초록

Embodiments of the present airfoil systems comprise an airfoil with a leading edge, a trailing edge, an upper surface, a lower surface, and a skin surface, at least one structural element located within said airfoil, wherein said structural element supports the skin surface having an upper skin portion and a lower skin portion wherein said structural element can change its shape in response to external stimulus during flight operations, and an actuating means for selectively altering the curvature of said structural element which alters the curvature of ...

대표
청구항

1. An airfoil system comprising: an airfoil with a leading edge, a trailing edge, an upper surface, a lower surface, and a skin surface;at least one structural element located within said airfoil; wherein said structural element supports the skin surface having an upper skin portion and a lower skin portion wherein said structural element can change shape in response to external stimulus during flight operations;actuating means for selectively altering the curvature of said structural element which alters the curvature of said upper skin portion and of s...

이 특허에 인용된 특허 (26)

  1. Kota,Sridhar; Hetrick,Joel A.. Adaptive compliant wing and rotor system. USP2008067384016.
  2. Gruenewald Michael,DEX ; Moeser Clemens,DEX ; Steigenberger Josef,DEX ; Mueller Guenther,DEX. Adaptive flow body. USP2001086276641.
  3. Reinhard Andreas,CHX ; To Frederick E.,CHX ; Ramseier Otto,CHX ; Kammer Res,CHX. Adaptive pneumatic wing for fixed wing aircraft. USP2001036199796.
  4. Coleman Clint (Warren VT) Juengst Theresa M. (Warren VT) Zuteck Michael D. (Kemah TX). Advanced wind turbine with lift-destroying aileron for shutdown. USP1996065527151.
  5. Ashill Patrick R. (Bedfordshire GB2) Fulker John L. (Bedfordshire GB2). Airfoil with variable geometry expansion surface. USP1995075433404.
  6. Dunne, James P.; Pitt, Dale M.; Kilian, Kevin J.; White, Edward V.. Apparatus for variation of a wall skin. USP2003076588709.
  7. Volk, John A.. Control system for alleviating a gust load on an aircraft wing. USP2004076766981.
  8. Krafka Herfried (Toulouse FRX). Device for automatically controllable unloading of aircraft wings. USP1987034651955.
  9. Diller Joseph B. ; Miller ; Jr. Nicholas F.. Elastomeric transition for aircraft control surface. USP1998085794893.
  10. Young Kendall Gardner ; Pauletti Steven Louis. Low density flexible edge transition. USP2001016173924.
  11. Lewis George E. (Renton WA). Maneuver load alleviation system. USP1989014796192.
  12. Perez, Juan. Mechanism for at least regionally adjusting the curvature of airfoil wings. USP2003116644599.
  13. Kelm Roland,DEX ; Grabietz Michael,DEX. Method of reducing wind gust loads acting on an aircraft. USP2000126161801.
  14. Moroz,Emilian Mieczyslaw; Pierce,Kirk Gee. Methods and apparatus for reduction of asymmetric rotor loads in wind turbines. USP2006107118339.
  15. Moroz,Emilian Mieczyslaw; LeMieux,David Lawrence; Pierce,Kirk Gee. Methods and apparatus for twist bend coupled (TCB) wind turbine blades. USP2006107118338.
  16. Moroz, Emilian Mieczyslaw. Multi-piece passive load reducing blades and wind turbines using same. USP2010047690895.
  17. Zingher Arthur R. (107 N. Broadway ; Apt. 211 White Plains NY 10603) Liberko Anthony J. (216 Fifth Ave. S.W. Hutchinson MN 55350). Printed-circuit-like array of springs with non-linear force vs deflection. USP1995045409200.
  18. Altmikus, Andree; Pfaller, Rupert; Enenkl, Bernhard. Profile deformation using the example of a rotor blade. USP2012078215908.
  19. Elzey, Dana M.; Wadley, Haydn N. G.. Reversible shape memory multifunctional structural designs and method of using and making the same. USP2010037669799.
  20. Appa Kari. Seamless mission adaptive control surface. USP1999035887828.
  21. Tong, Tat Hung. Shape memory styrene copolymer. USP2004076759481.
  22. DeLaurier James D. (60 Cherry Hills Rd. Concord ; Ontario OH CAX L4K 1M4) Harris Jeremy M. (476 Park Overlook Worthington OH 43085). Spanwise graded twist panel. USP1994025288039.
  23. Palmer Harry W. (P.O. Box 821 Denmark ME 04022). Torsional twist airfoil control means. USP1997105681014.
  24. Rinn Aaron ; Khamly Somphone ; Hornick David ; Obrigkeit Matthew ; Kota Sridhar. Variable camber airfoil. USP2000046045096.
  25. Crosby ; Jr. ; Edward L.. Variable lift inflatable airfoil for tethered balloons. USP1978074102519.
  26. Wetzel,Kyle Kristopher. Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same. USP2008037344360.