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A Schmidts Original Nabendynamo (SON) brand hub dynamo Another SON dynamo A Shimano dynamo hub. A hub dynamo is a small electrical generator built into the front hub of a bicycle wheel that is usually used to power lights. Often the hub "dynamo" is not actually a dynamo, which creates DC, but a low-power magneto that creates AC. Most modern hub ...
Hub dynamo: Owner: Wilfried Schmidt: Website: www.nabendynamo.de /english /index.html: Schmidt hub dynamo disk brake. Schmidt Original Nabendynamo (SON) is a ...
All Sturmey-Archer gear hubs use epicyclic (planetary) geartrains of varying complexity. The AW is the simplest, using one set of planetary gears with four planets. The AM uses three compound planets with differently sized cogs machined from a common shaft to engage the gear ring and sun gear separately, while the close-ratio three-speeds, and hubs with four or more speeds, use multiple ...
Shimano Nexus Inter 8 hub excluding auxiliary components. Shimano Nexus gear shift lever. Shimano Nexus is a brand of bicycle components which includes products such as epicyclical gear hubs, cranksets, shifters, brake levers, hub brakes, hub dynamos, and a CPU for automatically changing gears.
Shimano Alfine SG-S700 11 speed epicyclic internally geared hub, without auxiliary components. Alfine is a comfort and urban oriented product series by Shimano.It is mainly known for internally geared hubs, but includes also hydraulic disc brakes and levers, chain tensioners, dynamo hubs, cranksets, shift levers, and complete wheels.
Seven hydrogen hubs are planned throughout U.S., creating networks of production plants, trucks, pipelines. California is first to start using federal funds.
Brand Model Introduced Discontinued Speeds (external) Gear width (with external) Ebike Max Power Max Torque Direct Drive Weight (excluding auxiliary components)
Bottle dynamos can be completely disengaged when they are not in use, whereas a hub dynamo will always have added drag (though it may be so low as to be irrelevant or unnoticeable to the rider, and it is reduced significantly when lights are not being powered by the hub). Easy retrofitting A bottle dynamo may be more feasible than a hub dynamo ...