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Two speed drive systemA two speed drive system for a wheel of a vehicle by which shifting from one speed to the other is accomplished by the inherent mechanism of the wheel is described. A description of the speed shifting operation is provided and diagrams of the mechanism are included. Possible application to lunar roving vehicles is proposed.
Document ID
19740014957
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Burch, J. L. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
September 3, 2013
Publication Date
July 25, 1972
Subject Category
General
Report/Patent Number
Patent Application Number: US-PATENT-APPL-SN-103091
Patent Number: NASA-CASE-MFS-20645-1
Patent Number: US-PATENT-3,678,771
Accession Number
74N23070
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MFS-20645-1|US-PATENT-3,678,771
Patent Application
US-PATENT-APPL-SN-103091

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