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Three-speed bicycle. The three-speed bicycle is a bicycle that uses internal hub gears at the rear wheel hub to provide three gear ratios. Three-speed hubs have been in use since the early 1900s. Though they are heavier than comparable derailleur systems, internal-gear hub systems generally last longer and require less maintenance.
Markus Stöckl did beat the serial production bicycle record in 2011 when he reached 164.95 km/h (102.50 mph) on a volcano in Nicaragua and again in 2017 when he reached 167.6 km/h (104.1 mph) down a volcano in Chile. [13] The prototype bicycle record, on a volcano, still belongs to Barone.
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.
Murray Bicycles headbadge. Murray was an American company whose assets are now owned by Briggs & Stratton and Pon Holdings. The corporate brand is a descendant of the Murray Ohio Manufacturing Company, which manufactured bicycles and lawn and garden equipment. The company went bankrupt in 2005 selling most of its assets to Briggs & Stratton and ...
A Sturmey-Archer three speed hub, the most common kind of Sturmey-Archer gear. Sturmey-Archer was a manufacturing company originally from Nottingham, England.It primarily produced bicycle hub gears, brakes and a great many other sundry bicycle components, most prominently during its heyday as a subsidiary of the Raleigh Bicycle Company.
From a mechanical viewpoint, up to 99% of the mechanical energy delivered by the rider into the pedals is transmitted to the wheels (clean, lubricated new chain at 400 W), although the use of gearing mechanisms reduces this by 1–7% (clean, well-lubricated derailleurs and a straight chainline), 4–12% (chain with 3-speed hubs), or 10–20% (shaft drive with 3-speed hubs).
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