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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 ...
A muscle back is the more traditional design and consists of a solid metal head, typically made of forged iron. The design of the club typically distributes the metal more evenly around the clubhead (though most designs still place more weight along the sole of the club), which makes the center of mass of the club higher and the moment of inertia (the clubhead's resistance to rotation) lower ...
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
Barrel nut Attaching the barrel to the receiver using a barrel nut and a barrel with a shoulder is an alternative to action threads, which has been used in firearms such as the Sten gun and AR-15. Hand tools Quick barrel change systems is an increasingly popular alternative, as seen in for example SIG Sauer 200 STR, Roessler Titan or Blaser R8.
Date/Time Thumbnail Dimensions User Comment; current: 01:27, 10 June 2009: 313 × 750 (5 KB): Wizard191: Corrected resultant forced on the wedge so that they are now normal to the wedge surface.
When the Dutch established the Dutch Cape Colony in the 17th century, they soon discovered their muskets were hopelessly inadequate against local game. Within a century the most popular Boer firearm was a flintlock smoothbore musket of about 8 bore with a 5 to 6 ft (1.5 to 1.8 m) barrel. [3]
Bertha or Berta language, spoken in Sudan and Ethiopia; Bertha (tunnel boring machine), a machine made by Hitachi Zosen Corporation for the Alaskan Way Viaduct replacement tunnel project in Seattle; Bertha (drag boat), steam-powered boat built in 1844 to remove silt from the Port of Bridgwater; Bertha family, Hungarian noble family from Vas county