Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
F41A3/00—Breech mechanisms, e.g. locks
F41A3/02—Block action, i.e. the main breech opening movement being transverse to the barrel axis
F41A3/04—Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block
F41A3/08—Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block carrying a rotably mounted obturating plug of the screw-thread or the interrupted-thread type