Aircraft Engineering and Aerospace Technology: Volume 9 Issue 12
Strapline:
An International JournalTable of contents
The Aerodynamics of Hulls: A Comparatively Untouched Subject that has Recently been Investigated
A GOOD deal of information has gradually been accumulated on the planing and seaworthiness characteristics of various shapes of flying‐boat hulls. Reasonably precise data on the…
The Air Drag of Hulls: The Effect of Alterations in the Main Dimensions and Various Detail Features
L.P. Coombes, K.W. ClarkTHE design of a flying boat hull is a compromise between the usually conflicting requirements of good performance on the water and in flight. For example, from aerodynamic…
The Sinking Speed of Aeroplanes: A Swedish Suggestion of an Alternative to Horsepower Required for Use in Performance Calculations
B. LundbergTHE sinking speed of an, aeroplane is defined as the vertical component of the forward velocity in gliding flight. It is easy to show that the sinking speed so defined is included…
Pre‐forming Metal Sheets in U.S.A.: Description of an Entirely New Method of Rolling Plates to Double Curvatures
Alexander KleminALL‐METAL construction, mainly in aluminium alloy and with thin sheet covering or skin, has been nigh universal in the American aeroplane industry for a number of years. This…
British Standard Specifications: Revised Requirements in Brinell Harness Testing—Direction of Rotation of Machine Tool Wheels and Levers
The British Standards Institution has recently issued a revision of B.S. No. 240, relating to Brinell Hardness Testing. In this revision a number of amendments has been made in…
Endurance and Fuel Consumption: A Suggestion for the Reduction of Engine Weight by Lowering Compression Ratios
H. ConstantONE has become so accustomed to having the importance of high thermal efficiency and low fuel consumption stressed and to having impressed on one the consequent desirability of…
Air Ministry Contracts
THE following lists of contracts placed by the Air Ministry during September and October are extracted from the October and November issues of The Ministry of Labour Gazette:
Air Ministry Official Notices
Jointings for use in the fuel, oil or water systems of civil aircraft must be of an approved type. Ultimately, such jointings will be required to conform to a Civil Specification…
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…
U.S. Patent Specifications
In a radial multi‐cylinder engine of the sleeve valve type having a crankcase and a crankshaft, sleeve valve means for each cylinder, sleeve driving means, including an actuating…
Month in the Patent Office
A split or undivided cast‐iron, etc., packing‐ring F for junk heads of sleeve‐valve engines is supported in a groove open towards the end of the head by a steel, etc., spring ring…
ISSN:
0002-2667Online date, start – end:
1929Copyright Holder:
Emerald Publishing LimitedOpen Access:
hybridEditor:
- Prof Phil Webb