Electricity: power supply or regulation systems – Remote sensing
Patent
1974-12-03
1976-04-06
Goldberg, Gerald
Electricity: power supply or regulation systems
Remote sensing
323 94H, 324 45, G05F 700
Patent
active
039492907
ABSTRACT:
An instrument transformer being applicable for a current transformer and/or a voltage transformer which is comprised of a coil for developing magnetic field related to a primary current, the Hall element for generating the voltage in response to the magnetic field developed by the coil, a shield pipe for supporting and enclosing the Hall element, and a cone shaped insulating layer being laid between the coil and the shield pipe, enclosing the shield pipe.
REFERENCES:
patent: 3187254 (1965-06-01), Wasserman
patent: 3564395 (1971-02-01), Hieronymus et al.
patent: 3786272 (1974-01-01), Gamble et al.
patent: 3851108 (1974-11-01), Freimanis
Hirano Ikuro
Kuze Shinichi
Ochiai Tomoyoshi
Goldberg Gerald
Kabushiki Kaisha Meidensha
The Tokyo Electric Power Co., Ltd.
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