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U.S. Department of Energy
Office of Scientific and Technical Information

Disc rotors with permanent magnets for brushless dc motor

Patent ·
OSTI ID:7049070

This patent describes a brushless dc permanent magnet motor for driving an autonomous underwater vehicle. It comprises first and second substantially flat, generally cylindrical stators disposed in side by side relation; a first substantially flat, generally cylindrical rotor; a first shaft connected to the first rotor and a second, concentric shaft connected to the second rotor; and means for providing rotation of the first and second shafts in opposite directions.

Assignee:
Dept. of Energy, Washington, DC (United States)
Patent Number(s):
A; US 5117141
Application Number:
PPN: US 7-559030
OSTI ID:
7049070
Country of Publication:
United States
Language:
English