The NASCAR Cup Series is the top racing series of the National Association for Stock Car Auto Racing (NASCAR). The series began in 1949 as the Strictly Stock Division, and from 1950 to 1970 it was known as the Grand National Division. In 1971, when the series began leasing its naming rights to the R. J. Reynolds Tobacco Company, it was referred to as the NASCAR Winston …

Mozilla Firefox, or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation.It uses the Gecko rendering engine to display web pages, which implements current and anticipated web standards. In November 2017, Firefox began incorporating new technology under the code name Quantum to promote …

Definitions Points of Interest egg-ended boiler: an early form of tubular wagon boiler, with hemispherical ends to support higher pressures.; Elephant boiler: an early multi-cylindered wagon boiler, popular in France.; express boiler: another term for small-tube water-tube boilers, on account of their high ratio between heating surface area and water volume, and thus their rapid …

The Pratt & Whitney PW1000G, also called the Geared Turbofan (GTF), is a high-bypass geared turbofan engine family produced by Pratt & Whitney.After many demonstrators, the program was launched with the Mitsubishi MRJ's PW1200G in March 2008, and it was first flight tested in July 2008. The first variant to be certified was the PW1500G for the Airbus A220 in February 2013.

Original design manufacturers (ODMs) The vast majority of laptops on the market are manufactured by a small handful of Taiwan-based original design manufacturers (ODM), although their production bases are located mostly in mainland China.Quanta Computer pioneered the contract manufacturing of laptops in 1988.

A rivet is a permanent mechanical fastener.Before being installed, a rivet consists of a smooth cylindrical shaft with a head on one end. The end opposite to the head is called the tail.On installation, the rivet is placed in a punched or drilled hole, and the tail is upset, or bucked (i.e., deformed), so that it expands to about 1.5 times the original shaft diameter, holding the rivet …

Rheinmetall AG is a German automotive and arms manufacturer, headquartered in Düsseldorf, Germany. Its shares are traded on the Frankfurt stock exchange. History. Rheinmetall was founded in 1889. Banker and investor Lorenz Zuckermandel (1847–1928) was one of the founders and the first chairman of the supervisory board. It manufactured steel ...

The Sikorsky S-92 is an American twin-engine medium-lift helicopter built by Sikorsky Aircraft for the civil and military helicopter markets. The S-92 was developed from the Sikorsky S-70 helicopter and has similar parts such as flight control and rotor systems.. The H-92 Superhawk is a military version of the S-92 in the utility transport role, capable of carrying 22 troops.

Compal subsidiary Compal Communications (華寶通訊, CCI) is a major manufacturer of mobile phones. The phones are produced on an ODM basis, i.e., the handsets are sold through other brands. In 2006, CCI produced 68.8 million handsets …

In electronic design automation, a design rule is a geometric constraint imposed on circuit board, semiconductor device, and integrated circuit (IC) designers to ensure their designs function properly, reliably, and can be produced with acceptable yield. Design rules for production are developed by process engineers based on the capability of their processes to realize design …

The StG 44 (abbreviation of Sturmgewehr 44, "assault rifle 44") is a German assault rifle developed during World War II by Hugo Schmeisser.It is also known by its early designations as the MP 43 and MP 44 (Maschinenpistole 43 and 44).The StG 44 was an improvement of an earlier design, the Maschinenkarabiner 42(H).. The StG 44 was the first successful assault …

The PZL P.11 was a Polish fighter aircraft, designed and constructed during the early 1930s by Warsaw-based aircraft manufacturer PZL.Possessing an all-metal structure, metal-covering, and high-mounted gull wing, the type held the distinction of being widely considered to have briefly been the most advanced fighter aircraft of its kind in the world.

Zündapp (a.k.a. Zuendapp) was a major German motorcycle manufacturer founded in 1917 in Nuremberg by Fritz Neumeyer, together with the Friedrich Krupp AG and the machine tool manufacturer Thiel under the name "Zünder- und Apparatebau G.m.b.H." as a producer of detonators (Zünder- und Apparatebau is German for Igniter and Apparatus). In 1919, as the …

De Havilland Aircraft of Canada Limited is an aircraft manufacturer with facilities formerly based in the Downsview area of Toronto, Ontario, Canada.The original home of de Havilland Canada was the home of the Canadian Air and Space Museum located in what is now Downsview Park.. The aircraft company was created in 1928 by the British de Havilland Aircraft Company to build …