Aircraft Engineering and Aerospace Technology: Volume 3 Issue 1

After Two Years: Paris Confirms the Vogue of the Monoplane

PERHAPS the outstanding feature of the Paris Aero Show is the fact that, for the first time since the very early days of these exhibitions, civil aircraft heavily outnumber…

The Twelfth Paris Aero Show: Tendencies in Design Reviewed and Some of the More Notable Exhibits Described

R.J. de Marolles

THE Paris Aero Show—the oldest in the world, since it was first held, though unofficially, in December, 1908—took place this year from November 28 to December 14, in its usual…

Engines at the Paris Aero Show: Reflections on the State of Continental Engine Development and Practice, as exemplified by the Exhibits

Major G.P. Bulman

THE interest in anticipation offered by an International Aeronautical Exhibition is akin to that inspired by friendly participation in the reunion of a large and…

The Range of Air Line Beacons: A Determination of the Limit of Visibility for Use in the Design of Aircraft Lights

A.K. Toulmin‐Smith, H.N. Green

THE visibility of a light depends, on a clear, dark night when the effect of atmospheric absorption can be neglected, on the inverse square of the distance at which it is…

Aerodynamic Research in 1930: The Progress made during the Year with Special Reference to Wind Tunnel Design and Fluid Flow

E.F. A.R.C.Sc.,F.R.Ae.S. Relf

THE demand for aerodynamic research continues to grow, and there is difficulty in meeting it with the available equipment. The Compressed Air Tunnel will become available shortly…

Aerodynamics for Engineers: IV.—Elliptic Loading—Channel Corrections—Downwash—Viscous Motion and Boundary‐Layer Theory

N.A.V. Piercy

(1) Theoretical consideration of aerofoils of limited span led, in Article III, to a need for some assumption as to lift‐grading along the span, to give the span‐grading of…

Fuel Injection of Diesel Engines: Performance of a High‐Speed Compression Ignition Engine using Multiple‐Orifice Fuel Injection Nozzles

J.A. Spanogle, H.H. Foster

THE information available on the performance characteristics of high‐speed, compression‐ignition engines has usually been published as results of tests of particular engines, and…

Research Reports and Memoranda

Under this heading are published regularly abstracts of all Reports and Memoranda of the Aeronautical Research Committee, Reports and Technical Notes of the U.S. National Advisory…

Month in the Patent Office: A Selection of the More Important Aircraft and Engine Specifications Published Recently

334,405. Aircraft structures. Wallis, B. N., of Vickers (Aviation), Ltd., Weybridge Works, Byfleet Road, Weybridge, Surrey. Sept. 26, 1929, Nos. 29167 and 39440. [Class 4.]