Integrally molded armature for swing-type actuator
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United States of America Patent
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Jun 16, 1992
Issued Date -
N/A
app pub date -
Jul 11, 1991
filing date -
Jun 21, 1989
priority date (Note) -
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status (Latency Note)
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Abstract
A swing-type actuator comprising (a) a housing comprising two yokes and permanent magnets attached to the yokes with their different magnetic poles opposing each other, a magnetic gap existing between the opposing permanent magnets; and (b) a swingable arm having one end to which a movable coil is fixed and the other end to which a function member is fixed, such that the movable coil is swingable in the magnetic gap, the movable coil being integrally fixed to the arm by a hold member made of a thermoplastic resin having a modulus of 10.sup.5 kg/cm.sup.2 or more.
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