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Diamondback Bicycles was founded as a BMX brand in 1977 by Western States Imports in Newbury Park, California, which sold bikes under the Centurion (bicycle) brand. [1] Early in its history, the brand name was "Diamond Back" and in 1994 this changed to "DiamondBack" and then to "Diamondback."
This page lists notable bicycle brands and manufacturing companies past and present. For bicycle parts, see List of bicycle part manufacturing companies.. Many bicycle brands do not manufacture their own product, but rather import and re-brand bikes manufactured by others (e.g., Nishiki), sometimes designing the bike, specifying the equipment, and providing quality control.
Utilizing the Wright R-3350 Duplex-Cyclone as a basis, Wright developed a 22-cylinder engine, using R-3350 cylinders arranged as a two-row radial engine with 11 cylinders per row instead of 9. [ 1 ] The air-cooled R-4090 was rated to deliver 3,000 hp (2,200 kW) at 2,800 rpm for take-off, from a total displacement of 4,092 cu in (67.06 L), with ...
Radial engine in a biplane. The radial engine is a reciprocating type internal combustion engine configuration in which the cylinders "radiate" outward from a central crankcase like the spokes of a wheel. It resembles a stylized star when viewed from the front, and is called a "star engine" in some other languages.
Early bike sales were limited to the West Coast, with the brand receiving wider exposure by the late 1970s. WSI stopped using the Centurion brand name in 1990, [4] consolidating their road and touring bikes under the Diamond Back (later DiamondBack) brand. While the brand Centurion had become well known, under the new brand name the company's ...
Accell sells about 1.1 million bicycles a year, mainly in the American and European markets. [2] In 2017, Accell lost the contract to sell bicycles through the outdoor chain Dick's Sporting Goods. This resulted in a yearly net loss of nearly $6 million. [3] In August 2019, Accell sold Diamondback, Redline, and IZIP Electric Bikes to Regent, LP ...
R-2600-14 - 1,700 hp (1,268 kW)- One of the engines which powered Grumman's prototype F6Fs, the XF6F-1 (the two-stage supercharged R-2600-10 was also tested in the XF6F-1). Grumman was not happy with the performance, which led to the 2,000 hp Pratt & Whitney R-2800 engine replacing the R-2600 on F6F production models.
One of the first gas motor-assisted bicycle designs was the Millet motorcycle developed by Félix Millet in France in 1892. [7] Millet's designs had both pedals and a fixed-crankshaft radial engine built into the back wheel. In 1896, E. R. Thomas of Buffalo, New York, began selling gasoline engine kits for propelling ordinary bicycles.