Flexible flap for an airfoil

Details Flexible flap for an airfoil Flexible flap for an airfoil

1982-09-29

1984-07-17

Barefoot, Galen

Aeronautics and astronautics

Aircraft sustentation

Sustaining airfoils

244216, 244218, B64C 354

Patent

active

044601387

ABSTRACT:
This invention relates to area changing trailing edge flaps for airfoils such as wings. This invention provides a roller retractable flexible sheet flap, which when deployed is supported by deployed airfoil mounted flap side support member(s), to which the side edge(s) of the flexible sheet flap are attached by a slide fastener. Slotted and blown flap variants of the invention, as well as othe variants, are also described and claimed.

REFERENCES:
patent: 1152432 (1915-09-01), Munker
patent: 1215295 (1917-02-01), MacKay
patent: 1244367 (1917-10-01), Prokop
patent: 1349242 (1920-08-01), Warren
patent: 1351976 (1920-09-01), Thompson
patent: 1392005 (1921-09-01), Fowler
patent: 1736300 (1929-11-01), Wilford
patent: 1917428 (1933-07-01), Burnelli
patent: 2060582 (1936-11-01), Leffery
patent: 2302925 (1942-11-01), Von Schlippe
patent: 3612449 (1971-10-01), Sepp

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