US PATENT SUBCLASS 369 / 189
.~.~ Turntable speed control


Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

176  DF  DYNAMIC MECHANISM SUBSYSTEM {8}
178  DF  .~ Access of multiple storage elements (e.g., record changer) {14}
189.~.~ Turntable speed control {1}
190  DF  .~.~.~> By sensing of disc (e.g., disc or hole size)


DEFINITION

Classification: 369/189

Turntable speed control:

(under subclass 178) Subject matter having adjustment or change of motion of a rotating horizontal surface which supports and imparts motion to a storage medium disc.