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The name was chosen to evoke the famous German Big Bertha howitzer. The original Big Bertha driver was launched in 1991. At the time, its design was considered highly modern and a radical departure from older drivers: it was crafted entirely of stainless steel and the head had a volume of 190 cm 3 (12 cu in).
The nickname "Big Bertha" appeared early in the war, when German soldiers named the guns Dicke Berta at the Battle of Liège, a reference to Bertha Krupp, who had inherited the Krupp works from her father. The name spread to German newspapers and then to Allied troops as "Big Bertha" and became slang for all heavy German artillery, but ...
Big Bertha (lunar sample), the third largest lunar rock collected by the Apollo program during Apollo 14; Bertha Heyman, a.k.a. "Big Bertha", a 19th-century criminal; Big Bertha (cow), a cow that broke two Guinness World Records, for being both the oldest and having the most offspring; Big Bertha (golf club), a line of golf clubs from Callaway Golf
A sand wedge, or sand iron, is a type of golf club, an open-faced wedge primarily designed for getting out of sand bunkers. [1] It has the widest sole of any wedge, which provides the greatest amount of bounce , allowing the club head to glide through sand and avoid digging in.
They used worn-out 38 cm SK L/45 "Max" 17,130 mm (674 in) long gun barrels that were fitted with an internal tube that reduced the caliber from 380 mm (15 in) to 210 mm (8 in). The tube was 31 metres (102 ft) long and projected 13.9 m (46 ft) out of the end of the gun, so an extension was bolted to the old gun-muzzle to cover and reinforce the ...
A muzzle brake or recoil compensator is a device connected to, or a feature integral (ported barrel) to the construction of, the muzzle or barrel of a firearm or cannon that is intended to redirect a portion of propellant gases to counter recoil and unwanted muzzle rise. [1] Barrels with an integral muzzle brake are often said to be ported.
Two or more wedges are placed around a strand and compress onto it as they are drawn into conical recesses in the anchorage during jack retraction. [2]: 20 wedge draw-in wedge set The movement of the anchorage wedges within the conical seating recesses of the anchor block or barrel during release of the jacking ram at the completion of tensioning.
Adolf Gun, a Nazi German cross-channel firing gun. The formal definition of large-calibre artillery used by the United Nations Register of Conventional Arms (UNROCA) is "guns, howitzers, artillery pieces, combining the characteristics of a gun, howitzer, mortar, or rocket, capable of engaging surface targets by delivering primarily indirect fire, with a calibre of 76.2 mm (3.00 in) and above". [1]