The Butterfly Bomb was a German 2-kilogram anti-personnel submunition used by the Luftwaffe during the Second World War. It was so named because the thin cylindrical metal outer shell which hinged ope
SD 2 – Closed: fuze is not yet armed.
SD 2 – Open: wings have flipped open and screw threads at the base of arming spindle are visible: fuze is now armed.
Photo of an SD 2 from Civil Defence Training Pamphlet No 2: Objects Dropped From The Air (3rd Edition).
AB 23 submunition dispenser.
An anti-handling device is an attachment to or an integral part of a landmine or other munition such as some fuze types found in general-purpose air-dropped bombs, cluster bombs and sea mines. It is d
Butterfly Bomb
…has an external selector switch for impact detonation. The particular switch setting of any type 67 fuze is clearly visible on its exterior. 70 fuze – anti-handling device (i.e. booby trap) will trigger detonation if the bomb is moved after impact with the ground. The fuze is armed if three screw threads at the base of…
Cutaway view of an M4 anti-tank mine dating from circa 1945, showing two additional fuze wells designed for use with booby-trap firing devices. Either or both fuze wells may have firing devices screwed into them if required
A stack of five M15 mines dating from the 1960s. The top two mines show additional fuze wells
Side view of an M19 anti-tank mine, dating from the 1970s showing an additional fuze well on the side of the mine (sealing cap has been removed) designed for use with booby-trap firing devices. There is another empty fuze well (not visible) located underneath the mine