Wind Tunnel Investigation of the Effects of Slot Shape and Flap Location on the Characteristics of a Low-Drag Airfoil Equipped with a 0.25-Chord Slotted Flap Page: 1 of 55
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MR No. 65A428
MR No. A4L28
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NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS
December 1944 as
Memorandum Report A4L28
WIND-TUNNEL INVESTIGATION OF THE EFFECTS OF SLOT SHAPE
AND FLAP LOCATION ON THE CHARACTERISTICS OF A LOW-DRAG
AIRFOIL EQUIPPED WITH A 0.25-CHORD SLOTTED FLAP
By Ralph W. Holtzclaw and Yale Weisman
Ames Aeronautical Laboratory
Moffett Field, California
NACA WARTIME REPORTS are reprints of papers originally issued to provide rapid distribution of
advance research results to an authorized group requiring them for the war effort. They were pre-
vot v held under a security status but are now unclassified. Some of these reports were not tech-
nica ly edited. All have been reproduced without change in order to expedite general distribution.
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Holtzclaw, Ralph W. & Weisman, Yale. Wind Tunnel Investigation of the Effects of Slot Shape and Flap Location on the Characteristics of a Low-Drag Airfoil Equipped with a 0.25-Chord Slotted Flap, report, December 1944; (https://digital.library.unt.edu/ark:/67531/metadc61426/m1/1/: accessed April 23, 2019), University of North Texas Libraries, Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.