MOVING MAGNET TRANSDUCER
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United States of America Patent
Stats
-
N/A
Issued Date -
Dec 25, 2014
app pub date -
Aug 8, 2013
filing date -
Jun 20, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A moving magnet transducer includes a frame body, a coil, a damping member, a permanent magnet and a vibrating diaphragm. The coil is received in the frame body. The coil is ring shaped, and a central through hole is axially passing through the coil. The damping member is securely assembled in the frame body and disposed above the coil. The permanent magnet is pillar shaped. One end of the permanent magnet is securely assembled to the damping member, and the other end of the permanent magnet is extended into the central through hole without touching the coil. The vibrating diaphragm is securely assembled in the frame body and includes a central vibrating portion. The central vibrating portion is securely assembled to the permanent magnet.
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