US PATENT SUBCLASS 340 / 679
.~.~ Machine condition

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
679.~.~ Machine condition {6}
680  DF  .~.~.~> Machine tool
681  DF  .~.~.~> Synchronization
682  DF  .~.~.~> Bearing
683  DF  .~.~.~> Vibration
684  DF  .~.~.~> Agricultural
685  DF  .~.~.~> Cranes

DEFINITION

Classification: 340/679

Machine condition:

(under subclass 540) Subject matter wherein the monitored condition is that of a particular mechanical device or component thereof.