by breakdown action

Full Title

Safety arrangements, e.g. safeties > Firing-pin safeties, i.e. means for preventing movement of slidably-mounted strikers > automatically operated, i.e. operated by breech opening or closing movement > by breakdown action

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

WEAPONS

Subclass:

FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE