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Fences of smooth wire did not hold stock well, and hedges were difficult to grow and maintain. Barbed wire's introduction in the West in the 1870s dramatically reduced the cost of enclosing land. [22] Rusted barbed wire in a roll. One fan wrote the inventor Joseph Glidden:
Concertina wire or Dannert wire [1] is a type of barbed wire or razor wire that is formed in large coils which can be expanded like a concertina. In conjunction with plain barbed wire (and/or razor wire/tape ) and steel pickets , it is most often used to form military-style wire obstacles .
Meant to trap, maim, and make easy targets of the opponent, they ranged from a single strand of wire arranged to trip men in the dark, to a 150-metre-long construction 30 ft wide (9.1 m) and 5 or 6 ft (1.5 or 1.8 m) tall [3] By spring of 1915, barbed wire entanglements were an unavoidable element in trench warfare, and posed a serious threat to ...
Barbed wire has been made by many manufacturers in an almost endless variety of styles. For the most part these were functionally identical. The differences reflected peculiarities of each manufacturing process rather than deliberate design of the end product. Sections of unusual barbed wire are collected by some enthusiasts.
The effectiveness of any wire obstacle is greatly increased by planting anti-tank and blast antipersonnel mines in and around it. Additionally, connecting bounding anti-personnel mines (e.g. the PROM-1) to the obstacle with tripwires has the effect of booby-trapping the obstacle itself, hindering attempts to clear it.
In 1874, Barb Fence Company of DeKalb, Illinois began purchasing wire from Washburn and Moen, to manufacture their patented barbed wire. [2] Washburn was curious as to why they bought so much wire; he travelled to DeKalb and persuaded Joseph Glidden, holder of the patent, to sell his half of the manufacturing business to them. Glidden agreed ...