Direct drive field actuator motors

Patent · Tue Mar 10 00:00:00 EST 1998

OSTI ID:597093

Grahn, A R

A positive-drive field actuator motor is described which includes a stator carrying at least one field actuator which changes in dimension responsive to application of an energy field, and at least one drive shoe movable by the dimensional changes of the field actuator to contact and move a rotor element with respect to the stator. Various embodiments of the motor are disclosed, and the rotor element may be moved linearly or arcuately. 62 figs.

• Research Organization: Bonneville Scientific
• Sponsoring Organization: USDOE, Washington, DC (United States); National Aeronautics and Space Administration, Washington, DC (United States)
• DOE Contract Number: FG02-92ER81439
• Assignee: Bonneville Scientific Inc., Salt Lake City, UT (United States)
• Patent Number(s): US 5,726,520/A/
• Application Number: PAN: 8-482,201; CNN: Contract NAS8-38914;NAS8-39362;NAS7-1205
• OSTI ID: 597093
• Resource Relation: Other Information: PBD: 10 Mar 1998
• Country of Publication: United States
• Language: English

Related Subjects

42 ENGINEERING NOT INCLUDED IN OTHER CATEGORIES
ACTUATORS
ELECTRIC MOTORS
DESIGN
OPERATION
STATORS
ROTORS