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Aviation History
1924
1924 - 0028.PDF
SOCIETY OF MODEL AERONAUTICAL ENGINEERS THE Society will meet at the Central Y.M.C.A., Tottenham Court Road, at 7.30 on Thursday, January 17. Prospective new members and any who are interested in the work of the Society are invited to attend. January 31 is the date fixed for the Annual General Meeting, to be held also at the Central Y.M.C.A. Will all members please note^the change of address of the Competition Secretary ? C. BAYARD TURNKK, Competition Secretary. 27, Ouseley Road, Balham. S.W. m m m m THE RIPPON "FARMAN" MONOPLANE A TYPE of model not generally in use is that known as the Farman type, which, as its name implies, is one that has its airscrew located immediately behind the main plane, followed by the tail. Such a model, constructed by C. A. Rippon, of C/VRIPPON'S FiRMftM TYPE MODEL B.K.ObMWSow) Loop TnPOva* =#- ICALE :- w o -I— 1" 2 —I 3" the Society of Model Aeronautical Engineers, is shown in the accompanying general arrangement drawings. As will be seen, it is a monoplane with a geared rubber motor carried on a single spar, extending forward of the main plane. The tail is carried by a central V-outrigger of $~in. square bamboo, mounted on vertical V-struts attached to the end of the motor- ipar so as to clear the propeller. A long bamboo skid extends from the bottom of the lower outrigger strut to the forward extremity of the motor-spar, when it is curved up to form a protecting buffer. The upper member of the tail outrigger extends forward and down to the motor-spar. The whole " body" is wire braced, both in the vertical plane and laterally, as shown. The main planes have a dihedral angle, as well as curved-up wing-tips. The motor consists of two skeins of 8-strand ^-in. strip. The principal characteristics of this model are :— Span Chord .. O.A. length .. Area of main planes Area of tail plane Area of rudder Total weight .. Loading per sq. ft. Duration (officially timed), R.O.G „ ,, Hand-launched 4 ft. 3 ins. 51 ins. 4 ft. 3 ins. 255 sq. ins. 65 sq. ins. 24 sq. ins. 9 J ozs. 5 \ ozs. 35 sees. 45 sees. JANUARY 10, 1924 PUBLICATIONS RECEIVED Illustrated [Calendar,J1924. The Blackburn Aeroplane and Motor Company, Ltd., Olympia, Leeds. Illustrated Calendar, 1924. Short Brothers (Rochester and Bedford), Ltd., Rochester, Kent. Illustrated Calendar, 1924. The C.A.V. Battery Service Station, 90, High Street, Camden Town, N.W. 1. Notiziario di Aeronautica. No. 6, December, 1923. Com- missariato dell' Aeronautica Intendenza Generale, Rome. Rendiconti Tecnici delta Direzione Superiors del Genio e delle Costruztotii Acronautiche. December 15, 1923, Vol. XI, No. 4. Commissariato dell' Aeronautica, Intendenza Generale, Rome. Report No- 173.—Reliable Formulae for Estimating Airplane Performance and the Effects of Changes in Weight, Wing Area, or Power. By W. S. Diehl. National Advisory Committee for Aeronautics, Washington, D.C., U.S.A. Aeronautical Research Committee Reports and Memoranda : No. 857 (Ae. 97).—Biplane Investigation with R.A.F. 15 Section, Part II. By W. L. Cowley and L. J. Jones. December, 1922. London : H.M. Stationery Office, Kingsway, WX. Price Is. 3d. net. U.S. National Advisory Committee Technical Notes : No. 163. —Graphic Method for Calculating the Speed and Climbing Ability of Airplanes. By A. Rohrbach and E. Lupberger. October, 1923. No. 164—General Theory of Windmills, By Max M. Munk. October, 1923. No. 165.—Tests on Riveted Joints in Sheet Duralumin. By H. F. Rettew and G. Thumin. November, 1923. No. 166.—Determination of Climbing Ability. ByH. Blasius. November, 1923. No. 167. —Wind Tunnel Tests of Five Strut Sections in Yaw. By E. P. Warner, November, 1923. National Advisory Com mittee for Aeronautics, Washington, D.C., U.S.A. Catalogue Hydravions " Cams." Chantiers Aero Maritimes de la Seine, 72, Rue la Boetie, Paris. I I I. I AERONAUTICAL PATENT SPECIFICATIONS Abbreviations: cyl. = cylinder; I.C. = internal combustion; in. = motor The numbers in brackets are those under which the Specifications will be printed and abridged, etc. APPLIED FOR IN 1922 Published January 17, 1924 28,582. Soc. ANON, DES ATELIERS D'AVIATION L. BREGUET. Braking-device acting upon the air for use in aeroplanes. (187,621.) ! If you require anything pertaining to aviation, study "FLIGHT'S" Buyers' Guide and Trade Directory, J which appears in our advertisement pages each week (see page xviii). NOTICE TO ADVERTISERS All Advertisement Copy and Blocks must be delivered at the Offices of "FLIGHT," 36, Great Queen Street, Kingsway. W.C.2, not later than 12 o'clock on Saturday in each week for the following week's issue. FLIGHT The Aircraft Engineer and Airships 36, GREAT QUEEN STREET, KINGSWAY, W.C. 2. Telegraphic address : Truditur, Westcent, London. Telephone : Gerrard 1828. SUBSCRIPTION RATES FLIGHT " will be forwarded, post free, at the following rates ; UNITED KINGDOM s. d. 3 Months, Post Free .. 7 7 6 „ „ ..15 2 12 „ „ ..30 4 ABROAD* 3 Months, Post Free. 6 „ „ . 12 „ „ . s. . 8 .16 .33 d. 3 6 0 These rates are subject to any alteration found necessary under abnormal conditions and to increases in postage rates. * European subscriptions must be remitted in British currency Cheques and Post Office Orders should be made payable to the Proprietors of "FLIGHT," 36, Great Queen Street, Kingsway, W.C. 2, and crossed London County and Westminster Bank, otherwise no responsibility will be accepted. Should any difficulty be experienced in procuring " FLIGHT " from local newsvendors. intending readers can obtain each issue direct from the Publishing Office, by forwarding remittance as above. 28
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