Linear motor

Details Linear motor Linear motor

1996-03-29

1999-02-16

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Linear

310 68B, H02K 4100

Patent

active

058724079

ABSTRACT:
A linear motor has a stator and a movable piece. The stator has a field magnet for propulsion. The movable piece has a bobbin which includes a cylindrical member wrapping around the stator, an armature coil which is located around the bobbin, and a yoke which is attached around the armature coil. A groove is formed on the cylindrical member. At the bottom of the groove, a sensor is arranged for detecting the strength of the magnetic field from the field magnet.

REFERENCES:
patent: 4789815 (1988-12-01), Kobayashi et al.
patent: 5161361 (1992-11-01), Talley et al.
patent: 5461270 (1995-10-01), Didier

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