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A fixed-gear bicycle (or fixed-wheel bicycle in British usage, [citation needed] commonly known in some places as a fixie [1]) is a bicycle that has a drivetrain with no freewheel mechanism such that the pedals always will spin together with the rear wheel. The freewheel was developed early in the history of bicycle design but the fixed-gear ...
2011 Mercedes-Benz SLS AMG E-Cell prototype with four near-wheel motors [21] which share the advantages of in-wheel motors while avoiding issues of unsprung weight and wear. Similar to in-wheel motors, electric vehicles can be designed with near-wheel motors, sometimes called wheel-end motors. This design shares the same advantages as in-wheel ...
The front wheel from a racing bicycle. Bicycle wheel with wooden rim Nipples Spokes Cross-section of a rim A Shimano Dura-Ace freehub-style hub. A bicycle wheel is a wheel, most commonly a wire wheel, designed for a bicycle. A pair is often called a wheelset, especially in the context of ready built "off the shelf" performance-oriented wheels.
Two bladed spinner on a wire wheel 1967 AMC simulated wire wheel cover with spinner. The spinner or "knock-off" originated with Rudge-Whitworth center lock wire wheels and hubs, which were first patented in 1908. [1] [2] The spinner was a threaded, winged nut designed to keep the wheel fastened to the hub. They were screwed on and "knocked on ...
There are a few different variations of flip-flop hubs for BMX bikes that are different from the track style. The most common type of BMX flip flop hub has standard ISO freewheel threads on one side and smaller metric BMX threads (30 mm x 1 mm) on the other side that are designed to work with smaller 14T to 15T BMX freewheels.
An open-wheel car is a car with the wheels outside the car's main body, and usually having only one seat. Open-wheel cars contrast with street cars, sports cars, stock cars, and touring cars, which have their wheels below the body or inside fenders. Open-wheel cars are built both for road racing and oval track racing.
Miller then progressed to building Miller single-seater race cars that used supercharged versions of his 2.0 and 1.5 liter (122 and 91 in³) engines. The engines took four more wins in the 500 up to 1929, twice (1926 and 1928) in Miller chassis, [ 2 ] and won the race another seven times between 1929 and 1938 (twice again, in 1930 and 1932, in ...