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US 2016/0241105 A1Published application
Motor with encoder flywheel
AssigneeNidec Motor Corporation
InventorsWilliam D. Moore, Philip S. Johnson, Joshua M. Biro
Life of this patent
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Abstract
Electric motors are disclosed. The motors are preferably for use in an automated vehicle, although any one or more of a variety of motor uses are suitable. The motors include lift, turntable, and locomotion motors.
Claims20
A motor for use in a machine, said motor comprising:
- a rotor rotatable about an axis, said rotor including—
- a core,
- a plurality of magnets fixed relative to the core to rotate therewith, and
- a rotor shaft rotatably supporting the core and the magnets;
- and
- an encoder flywheel fixed to the rotor shaft to rotate therewith,
- said encoder flywheel including a wheel body and a sensed element secured to the wheel body to rotate therewith,
- said rotor and said encoder flywheel cooperatively presenting a total moment of inertia,
- said encoder flywheel presenting an encoder flywheel moment of inertia that is at least 15% of the total moment of inertia.
6 more elements
Dependencies are inferred from the claim text.