发明名称 ROTARY TRANSFORMER
摘要 <p>PURPOSE:To reduce crosstalk between adjacent core pairs by a method wherein constitution is made by a number of coil pairs consisting of a rotor side coil and a stator side coil which face each other and a conducting material or a superconducting material approximately as large as a facing surface located between the facing surfaces of the core pairs. CONSTITUTION:Signal is transmitted when flux in which a current flowing in a rotor side coil 12a induces electric current to a stator side coil 11a. However, since a superconducting material 17 located between the rotor side coil 12a and a rotor side coil 12c shuts flux generated in the rotor side coil 12a, signal is not induced to the rotor side coil 12c preventing crosstalk from occurring. Locating the superconducting material between a rotor core 14a and a rotor core 14b to form them in one piece can reduce crosstalk occurring between a core pair consisting of a rotor core 13a and a stator core 14a and a core pair consisting of a rotor core 13b and the stator core 14b to extremely small amount.</p>
申请公布号 JPH01261808(A) 申请公布日期 1989.10.18
申请号 JP19880089814 申请日期 1988.04.12
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 KAJINO OSAMU
分类号 G11B5/02;H01F38/14 主分类号 G11B5/02
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