US PATENT SUBCLASS 307 / 121
.~.~.~.~ Inertia or acceleration

Current as of: June, 1999
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307 /   HD   ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

112  DF  SWITCHING SYSTEMS {5}
116  DF  .~ Condition responsive {4}
119  DF  .~.~ Mechanical force {1}
120  DF  .~.~.~ Speed, centrifugal or kinetic force {4}
121.~.~.~.~ Inertia or acceleration

DEFINITION

Classification: 307/121

(under subclass 120) Subject matter in which the system is automatically responsive to inertia or acceleration forces.

SEE OR SEARCH CLASS

73, Measuring and Testing,

514.01+, for an inertia type accelerometer.