Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Running-speed control
Patent
1979-05-01
1981-02-17
Truhe, J. V.
Electricity: motive power systems
Plural, diverse or diversely controlled electric motors
Running-speed control
318 51, 318 56, 318111, 318112, 363138, 363 96, 318139, 318294, H02M 7515, H02P 516
Patent
active
042517575
ABSTRACT:
Power control system comprising an intermittent device for applying intermittent voltage between intermittent voltage terminals; the intermittent device having a DC input terminal and at least one pair of intermittent terminals; a plurality of pairs of reverse series connected devices comprising control electrical valves and other electrical valves; said connected devices being connected in parallel between the intermittent voltage terminals; and a plurality of loads which are respectively connected to the series junctions of the plurality of pairs of reverse series connected devices.
REFERENCES:
patent: 3555397 (1971-01-01), Frank
patent: 3781645 (1973-12-01), Grom et al.
patent: 4079443 (1978-03-01), Vajardi-Lakos et al.
patent: 4146921 (1979-03-01), Akamatsu
Mitsubishi Denki & Kabushiki Kaisha
Redman John W.
Truhe J. V.
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