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A Servicing Innovation

A Servicing Innovation MAINTENANCE Details of a Recent Modification to the Fairey Firefly the trailing edge run the flap controls and com­ HE accompanying photographs, which we ponents of the retracting mechanism. As origin­ publish by courtesy of The Fairey Aviation ally designed, FIG. 1, several panels had to be Co. Ltd., were received a few days too late removable and, since these were stressed, they for inclusion in our article on maintenance had to be held by closely-spaced screws and design features last month.* The skin of the wing anchor nuts. undersurface forming the shroud for the Young- The original solid panels have now been man flap on the Firefly is formed by stressed replaced by others with flanged holes giving panels that are of a thicker gauge than is necessary access to adjustment points, FIG. 2. The panels for strength in order to prevent panting. Inside are still detachable for major replacement or repair work, but for normal servicing, inspection * See 'Servicing and Design', AIRCRAF T ENGINEERING, Jan. pp. 40-45. or adjustment, the holes are sufficient. The openings are covered by light hinged panels of thin-gauge sheet held by a few quick-release fasteners, FIG. 3. Furthermore, since the gauge of the original panels was determined by 'panting' and not by the stress carried, the flanged holes allow a thinner gauge to be used—thereby causing an overall saving in weight. 84 Aircraft Engineering http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

A Servicing Innovation

Aircraft Engineering and Aerospace Technology , Volume 22 (3): 1 – Mar 1, 1950

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0002-2667
DOI
10.1108/eb031874
Publisher site
See Article on Publisher Site

Abstract

MAINTENANCE Details of a Recent Modification to the Fairey Firefly the trailing edge run the flap controls and com­ HE accompanying photographs, which we ponents of the retracting mechanism. As origin­ publish by courtesy of The Fairey Aviation ally designed, FIG. 1, several panels had to be Co. Ltd., were received a few days too late removable and, since these were stressed, they for inclusion in our article on maintenance had to be held by closely-spaced screws and design features last month.* The skin of the wing anchor nuts. undersurface forming the shroud for the Young- The original solid panels have now been man flap on the Firefly is formed by stressed replaced by others with flanged holes giving panels that are of a thicker gauge than is necessary access to adjustment points, FIG. 2. The panels for strength in order to prevent panting. Inside are still detachable for major replacement or repair work, but for normal servicing, inspection * See 'Servicing and Design', AIRCRAF T ENGINEERING, Jan. pp. 40-45. or adjustment, the holes are sufficient. The openings are covered by light hinged panels of thin-gauge sheet held by a few quick-release fasteners, FIG. 3. Furthermore, since the gauge of the original panels was determined by 'panting' and not by the stress carried, the flanged holes allow a thinner gauge to be used—thereby causing an overall saving in weight. 84 Aircraft Engineering

Journal

Aircraft Engineering and Aerospace TechnologyEmerald Publishing

Published: Mar 1, 1950

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