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Review of the transmissions of the Soviet helicoptersA review of the following aspects of Soviet helicopter transmissions is presented: transmitted power, weight, reduction ratio, RPM, design configuration, comparison of different type of manufacturing methods, and a description of the materials and technologies applied to critical transmission components. Included are mechanical diagrams of the gearboxes of the Soviet helicopters and test stands for testing gearbox and main shaft. The quality of Soviet helicopter transmissions and their Western counterparts are assessed and compared.
Document ID
19910005833
Document Type
Technical Memorandum (TM)
Authors
Chaiko, Lev I. (NASA Lewis Research Center Cleveland, OH, United States)
Date Acquired
September 6, 2013
Publication Date
December 1, 1990
Subject Category
AIRCRAFT DESIGN, TESTING AND PERFORMANCE
Report/Patent Number
NASA-TM-103634
E-5803
NAS 1.15:103634
AVSCOM-TM-90-C-015
Funding Number(s)
PROJECT: RTOP 505-62-OK
PROJECT: DA PROJ. 1L1-61102-AH-45
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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