NASA NTRS · 19770000311
Gearless speed-reduction motor
Abstract
Proposed rolling electric motor has output shaft speed reductions of 1000 to 1 or better. Light compact unit uses no gears or pulleys to reduce speed presenting less bulk and frictional loss, and more efficiency.
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Madey, J.. 1977-11-01. Gearless speed-reduction motor. https://ntrs.nasa.gov/citations/19770000311
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