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The concept of attaching the motor directly to the wheel was not new; Ferdinand Porsche developed one around 1900, but his motor wheel was electric. The A.O. Smith Corporation of Milwaukee, Wisconsin, acquired the U.S. manufacturing rights to the Wall motorwheel in 1914 and first produced the motor wheel for use on bicycles, but later added the ...
In 1940, the company acquired Sawyer Electric of Los Angeles, California, a manufacturer of electric motors. In 1942, it once again began to produce bomb casings, as well as aircraft propellers, undercarriages, torpedoes, and air flasks. By 1945, the company had built 4.5 million bombs, 16,750 sets of landing gear, and 46,700 propeller blades.
American; built a 12-pole electric motor with segmental commutator. [7] [18] [20] US 910: 1840, Truman Cook American; built electric motor with a PM armature. [18] [20] US 1735: 1845, Paul-Gustav Froment: French, engineer and instrument maker; first of various motors; first motor translated linear "electromagnetic piston's" energy to wheel's ...
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An industrial electric motor . An electric motor is a machine that converts electrical energy into mechanical energy.Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motor's shaft.
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