US PATENT SUBCLASS 89 / 145
.~.~.~.~ By breech block or barrel motion

Current as of: June, 1999
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89 /   HD   ORDNANCE

125  DF  AUTOMATIC {14}
132  DF  .~ Firing device operation or control (e.g., full automatic) {12}
139  DF  .~.~ Semi-automatic (e.g., double sear) {4}
144  DF  .~.~.~ With means for disconnecting trigger and sear {2}
145.~.~.~.~ By breech block or barrel motion

DEFINITION

Classification: 89/145

(under subclass 144) Guns wherein the trigger and sear are automatically disconnected by motion of the breech block or barrel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

141, for similar disconnection in convertible firing devices.