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Redundant motor drive systemA drive system characterized by a base supporting a pair of pillars arranged in spaced parallelism, a shaft extended between and supported by the pillars for rotation about the longitudinal axis thereof, a worm gear affixed to the shaft and supported in coaxial relation therewith is described. A bearing housing of a sleeve like configuration is concentrically related to the shaft and is supported thereby for free rotation. A first and a second quiescent drive train, alternatively activatable, is provided for imparting rotation into said bearing housing. Each of the drive trains is characterized by a selectively energizable motor connected to a spur gear.
Document ID
19800024208
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Calvert, J. A. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
September 4, 2013
Publication Date
August 5, 1980
Subject Category
Mechanical Engineering
Report/Patent Number
Patent Number: NASA-CASE-MFS-23777-1
Patent Number: US-PATENT-4,215,592
Patent Application Number: US-PATENT-APPL-SN-931217
Accession Number
80N32716
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MFS-23777-1|US-PATENT-4,215,592
Patent Application
US-PATENT-APPL-SN-931217

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