PMZ-40 mine
Encyclopedia
The PMZ-40 was a circular metal-cased Soviet
Soviet Union
The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 multi-purpose landmine used during the Second World War. It was similar in design to the earlier Finnish
Finland
Finland , officially the Republic of Finland, is a Nordic country situated in the Fennoscandian region of Northern Europe. It is bordered by Sweden in the west, Norway in the north and Russia in the east, while Estonia lies to its south across the Gulf of Finland.Around 5.4 million people reside...

 Panssarimiina m/36
Panssarimiina m/36
The Panssarimiina m/36 is a Finnish anti-tank blast mine used during the Winter War, Second World War and Continuation War. The mine was the first purpose built anti-tank mine to enter service with the Finnish Army, and was designed by Lieutenant Colonel T. Raatikainen and Lieutenant Colonel...

 which was used during the Winter War
Winter War
The Winter War was a military conflict between the Soviet Union and Finland. It began with a Soviet offensive on 30 November 1939 – three months after the start of World War II and the Soviet invasion of Poland – and ended on 13 March 1940 with the Moscow Peace Treaty...

. The mine had a serrated lower edge that allowed it to be deployed on sheet ice. The pressure plate was held over the fuse
Fuse (explosives)
In an explosive, pyrotechnic device or military munition, a fuse is the part of the device that initiates function. In common usage, the word fuse is used indiscriminately...

 by four sheer bolts, rotating the pressure plate allows it to rest directly on the fuse, making it sensitive enough to be used as an anti-personnel mine
Anti-personnel mine
Anti-personnel mines are a form of land mine designed for use against humans, as opposed to anti-tank mines, which are designed for use against vehicles...

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The mine proved to be too dangerous to use, and was replaced by the TM-41 anti-tank mine
TM-41 mine
The TM-41 was a circular metal cased Soviet anti-tank landmine used during the Second World War. The mines case consistsed of a short cylinder with the entire top surface being used as a pressure plate. The mine has a carrying handle on the side of the mine...

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