(19)
(11) EP 0 047 319 A1

(12)

(43) Date of publication:
17.03.1982 Bulletin 1982/11

(21) Application number: 81901905.0

(22) Date of filing: 13.03.1981
(51) International Patent Classification (IPC): 
B64C 3/ 14( . )
(86) International application number:
PCT/GB1981/000047
(87) International publication number:
WO 1981/002557 (17.09.1981 Gazette 1981/22)
(84) Designated Contracting States:
FR

(30) Priority: 13.03.1980 GB 19800008632

(71) Applicant: The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and
London SW1A 2HB (GB)

(72) Inventors:
  • ASHILL, Patrick Ralph
    Bedford, Bedfordshire (GB)
  • TAYLOR, Cyril Richard
    Bedford, Bedfordshire (GB)
  • WOOD, Ruth Frances
    Bedford, Bedfordshire (GB)
  • TREADGOLD, Desmond Arthur
    Farnborough, Hampshire (GB)

(74) Representative: Gunning, William John, et al 
Procurement Executive, Ministry of Defence Patents 1A(4), Room 1932 Empress State Building Lillie Road
London SW6 1TR
London SW6 1TR (GB)

   


(54) IMPROVEMENTS IN AEROFOILS