US PATENT SUBCLASS 102 / 221
.~ Arming devices


Current as of: June, 1999
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102 /   HD   AMMUNITION AND EXPLOSIVES

200  DF  IGNITING DEVICES AND SYSTEMS {15}
221.~ Arming devices {2}
222  DF  .~.~> Blocking or interrupting type {7}
262  DF  .~.~> Switch {2}


DEFINITION

Classification: 102/221

Arming devices:

(under subclass 200) Subject matter which includes means selectively rendering the igniting device or system capable of igniting an explosive.

(1) Note. The means of this subclass type, for example, renders an igniting device or system incapable of igniting an explosive until the means is either activated or withdrawn.

(2) Note. Restrained impacting devices which are released upon striking a target or similar object are not considered arming devices of this subclass type and are classifiable in subclass 272 below.

(3) Note. Arming devices combined with art provided for elsewhere in this class are classified with such art.