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List of bicycle parts by alphabetic order: Axle : as in the generic definition, a rod that serves to attach a wheel to a bicycle and provides support for bearings on which the wheel rotates. Also sometimes used to describe suspension components, for example a swing arm pivot axle
Bicycle drivetrain systems are used to transmit power on bicycles, tricycles, quadracycles, unicycles, or other human-powered vehicles from the riders to the drive wheels. Most also include some type of a mechanism to convert speed and torque via gear ratios .
A Suntour Sprint rear derailleur A front derailleur manufactured by Suntour a pair of Suntour road brakes. In 1964, Suntour invented the slant-parallelogram rear derailleur. The parallelogram rear derailleur had gained prominence after Campagnolo's introduction of the "Gran Sport" in 1949, [7] [8] and the slant-parallelogram was an improvement of it that allowed the derailleur to maintain a ...
The NuVinci CVT system has a small number of parts. [5] [6] Most CVTs have lower mechanical efficiency than competitive conventional transmissions.Since any CVT may allow a power plant, human or motorized, to operate at (or closer to) its speed of optimal efficiency, output torque or output power, the NuVinci CVT may improve a system's overall efficiency or performance compared to a ...
Over a hundred employees at Venezuela's state oil company PDVSA, plus others in the oil ministry and parts of the public sector, have been forced to resign over their political views since last ...
This article lists notable electric bicycle brands and manufacturers including electric unicycles. Many bicycle brands do not manufacture their own product, but rather import and re-brand bikes manufactured by others, sometimes designing the bike, specifying the equipment, and providing quality control.
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On 29 August 1975, during the tenure of President Carlos Andrés Pérez, "Law that Reserves the Hydrocarbon Industry to the State" was enacted and the state-owned company Petróleos de Venezuela (PDVSA) was created to control all oil businesses in the Venezuelan territory. The law came into effect on 1 January 1976, as well as the ...