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Harbor Freight Tools, commonly referred to as Harbor Freight, is an American privately held tool and equipment retailer, headquartered in Calabasas, California. It operates a chain of retail stores, as well as an e-commerce business. The company employs over 28,000 people in the United States, [5] and has over 1,500 locations in 48 states. [6] [7]
William Nelson (1878/9 – October 3, 1903) was an American inventor and an employee of General Electric in Schenectady, New York. [1] [2] On the afternoon of October 3, 1903, in New York state, Nelson tested a new motorized bicycle he had invented. While trying out the motor bicycle on a hill opposite the home of his father-in-law, William H ...
[citation needed] Hub motors were common in 19th century electric bicycle designs but fell out of favor until their resurgence in the 2000s. [12] Another type of electric assist motor is the mid-drive system, where the electric motor is not built into the wheel but is usually mounted beside or under the bottom bracket shell. The propulsion is ...
In 1998, entrepreneur Jean-Yves Dubé formed Energy and Propulsion Systems (EPS), a company in Quebec, Canada. [1] In 2000, the name was changed to "BionX". In 2008, the company was acquired by Magna [2] and by then its motors had become standard in many ebikes in Europe and North America, including bikes by Trek and Matra, [3] Kalkhoff.
The Consumer Product Safety Act defines the term low speed electric bicycle as a two- or three-wheeled vehicle with fully operable pedals and an electric motor of less than 750 watts (1 horsepower), whose maximum speed on a paved level surface, when powered solely by such a motor while ridden by an operator who weighs 170 pounds, is less than ...
Typical 1930s Butcher's Bike, in the Forest of Dean. Also referred to as a Baker's bike, although this style of cargo bike was popular with a wide variety of trades during the first half of the 20th century, particularly in the United Kingdom. Typically, they would have a basket or storage box mounted within a framework which was fixed to the ...
Most electric-assist propulsion motors are of the in-wheel design in the rear wheel, such as geared hub motors (like eZee, Heinzmann, Bafang, BMC, etc.) and direct-drive hub motors (like Crystalyte, BionX, 9Continent, etc.) but mid-drive units (like Sunstar, Cyclone, Ecospeed, etc.) are used as well due to design constraints in velomobile ...
An electric bicycle is a conventional bicycle that has been fitted with an electric motor. Most often electric bicycles or e-bikes are powered by rechargeable batteries however some experimental electric bicycles run directly on or recharge their batteries via solar panels, fuel cells, gas generators or other alternative energy sources.
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