发明名称 ELECTROMAGNETIC DEVICE AND FERROMAGNETIC CORE
摘要 An electromagnetic device having a gap area for conducting operating flux has a source of counter flux proximate the gap for confining operating flux to the gap area.
申请公布号 AU5786780(A) 申请公布日期 1980.11.06
申请号 AU19800057867 申请日期 1980.04.29
申请人 MINNESOTA MINING AND MANUFACTURING CO. 发明人 L.R. BAKER;D.E. REISEM
分类号 H01H51/30;H01F3/10;H01F7/08;H01F7/14;H01H50/16 主分类号 H01H51/30
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