US PATENT SUBCLASS 318 / 651
.~.~ With acceleration measuring instruments

Current as of: June, 1999
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318 /   HD   ELECTRICITY: MOTIVE POWER SYSTEMS

560  DF  POSITIONAL SERVO SYSTEMS (E.G., SERVOMECHANISMS) {23}
638  DF  .~ With particular "error-detecting" means {13}
651.~.~ With acceleration measuring instruments

DEFINITION

Classification: 318/651

(under subclass 638) Subject matter in which the error detecting means is an acceleration measuring instrument.

SEE OR SEARCH THIS CLASS, SUBCLASS:

617, for servomechanisms with variable rate compensation. Also, subclass 648, for servomechanisms with inertia measuring instruments.

SEE OR SEARCH CLASS

73, Measuring and Testing,

488+, for measuring and testing devices responsive to acceleration.

244, Aeronautics, 3.2, for missile guidance systems in which the control is responsive to acceleration.