using combustion gas pressure for adding to the mechanical locking action, or for delaying breech opening movement

Full Title

Breech mechanism, e.g. locks > using combustion gas pressure for adding to the mechanical locking action, or for delaying breech opening movement

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