US PATENT SUBCLASS 181 / 171
.~ Mounting or suspension means

Current as of: June, 1999
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181 /   HD   ACOUSTICS

157  DF  DIAPHRAGM {10}
171.~ Mounting or suspension means {1}
172  DF  .~.~> Elastic suspension means

DEFINITION

Classification: 181/171

(under subclass 157) Subject matter wherein means are provided to hold the diaphragm in a given, neutral position.

(1) Note. The mounting or suspension means may serve to shape or tension the diaphragm, or may be designed to permit the diaphragm to vibrate freely.