Các bằng sáng chế Máy_phát

Các bằng sáng chế Máy_phát_điện

Bằng sáng chế Hoa Kỳ số 222.881—Magneto-Electric Machines: Thomas Edison's main continuous current dynamo. The device's nickname was the "long-legged Mary-Ann". This device has large bipolar magnets. It is inefficient.
Bằng sáng chế Hoa Kỳ số 373.584—Dynamo-Electric Machine: Edison's improved dynamo which includes an extra coil and utilizes a field of force.
Bằng sáng chế Hoa Kỳ số 359.748—Dynamo Electric Machine - Nikola Tesla's construction of the alternating current induction motor/generator.
Bằng sáng chế Hoa Kỳ số 406.968—Dynamo Electric Machine - Tesla's "Unipolar" machine (i.e., a disk or cylindrical conductor is mounted in between magnetic poles adapted to produce a uniform magnetic field).
Bằng sáng chế Hoa Kỳ số 417.794—Armature for Electric Machines -Tesla's construction principles of the armature for electrical generators and motors. (Related to patents numbers US327797, US292077, and GB9013.)
Bằng sáng chế Hoa Kỳ số 447.920—Method of Operating Arc-Lamps - Tesla's alternating current generator of high frequency alternations (or pulsations) above the auditory level.
Bằng sáng chế Hoa Kỳ số 447.921—Alternating Electric Current Generator - Tesla's generator that produces alternations of 15000 per second or more.

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