US PATENT SUBCLASS 346 / 18
.~ Speed indicator or alarm

Current as of: June, 1999
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346 /   HD   RECORDERS

17  DF  COMBINED WITH NON-RECORDING INDICATOR OR ALARM {1}
18.~ Speed indicator or alarm

DEFINITION

Classification: 346/18

(under subclass 17) Recorders of the type in which the nonrecording indicator or alarm is speed responsive.

SEE OR SEARCH THIS CLASS, SUBCLASS:

150.1, for centrifugal governor responsive markers.

SEE OR SEARCH CLASS

73, Measuring and Testing,

489, for recorders with a speed or acceleration indicator. See (3) Note in the class definition of Class 346 for the line with Class 73.

74, Machine Element or Mechanism, 12, for means to take off power from a main power line to operate speedometers.

116, Signals and Indicators,

37+, 57, 62.1+, and 74 for signals and alarms that are speed actuated.

324, Electricity: Measuring and Testing,

160+, for electrical speed measuring and indicating.

340, Communications: Electrical,

670+, for electric signaling or alarm systems automatically responsive to speed.