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Ernest Sherwood Woollard Moore
Thomas Large Boyden
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Individual
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Publication of GB190302980ApublicationCriticalpatent/GB190302980A/en
2980. Moore, E. S. W., and Boyden, T. L. Feb. 7. Motors, controlling. -The speed variation of direct-current motors is controlled by exciting the field by means of an exciter driven by the motor. As shown in the Figure, the motor M drives the dynamo D, its field MC being in series with the field DC and armature of the generator D. This arrangement is particularly applicable to boosters.
GB190302980D1903-02-071903-02-07Improved Means for Effecting the Speed Regulation of Continuous Current Electric Motors.
ExpiredGB190302980A
(en)
Improvements in Apparatus for Controlling the Supply of Electrical Energy from Alternating Current Electric Generators or Mains to Alternating Current Electric Motors.