Linear motor with reduced cogging

Details Linear motor with reduced cogging Linear motor with reduced cogging

1991-01-03

1993-05-25

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Linear

310 49R, 318135, H02K 4100

Patent

active

052143236

ABSTRACT:
A linear motor is capable of reducing cogging which may be present in the motor. Cogging is an obstruction in realizing constant speed control or high accuracy of position control. The reduction of cogging is accomplished, for example, by pole location or specific detailed shapping of pole iron plates.

REFERENCES:
patent: 4629916 (1986-12-01), Oudet
patent: 4724350 (1988-02-01), Shiraki et al.
patent: 4739201 (1988-04-01), Brigham et al.
patent: 5032746 (1991-07-01), Ueda et al.
Copy of European Search Report.

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