US PATENT SUBCLASS 279 / 148
.~.~ Safety feature; e.g., ejector, interlock

Current as of: June, 1999
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279 /   HD   CHUCKS OR SOCKETS

142  DF  ACCESSORY OR COMPONENT {8}
147  DF  .~ Chuck key {3}
148.~.~ Safety feature; e.g., ejector, interlock

DEFINITION

Classification: 279/148

Safety feature; e.g., ejector, interlock:

(under subclass 147) A device having means to protect the physical integrity of the key or the operator thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

125, for a chuck having a safety feature.