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Month in the Patent Office

Aircraft Engineering and Aerospace Technology

ISSN: 0002-2667

Article publication date: 1 January 1939

Abstract

A variable pitch screw propeller, wherein the blade root is screwed into a threaded sleeve, the latter at its base, has secured thereto a flanged annular member, the sleeve portion of which is of smaller diameter than the root carrying the thread and acts as a journal for a foot bearing. The blade It is screwed at its root m and has secured thereto a sleeve n which carries a worm‐wheel 0 for the pitch‐actuating gear, and also a flange for supporting the thrust nice i. At its base, there is secured by screws u a flanged member t the sleeve portion s of which forms a support for a foot bearing r. A hard sleeve x may be disposed between the blade root extension and the sleeve s.

Citation

(1939), "Month in the Patent Office", Aircraft Engineering and Aerospace Technology, Vol. 11 No. 1, pp. 35-35. https://doi.org/10.1108/eb030432

Publisher

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MCB UP Ltd

Copyright © 1939, MCB UP Limited