| 发明名称 |
ELECTRIC CURRENT SOURCE CIRCUIT |
| 摘要 |
PURPOSE:To improve power factor of electric current source, by providing a choke coil and a circuit which switches during a certain input current at the input side, when commercial electric current source is converted to direct current through rectifying circuit and smoothing circuit. |
| 申请公布号 |
JPS5317932(A) |
申请公布日期 |
1978.02.18 |
| 申请号 |
JP19760091766 |
申请日期 |
1976.07.31 |
| 申请人 |
HITACHI LTD |
发明人 |
ABE YUUKEI;MOURI KATSUO;OONISHI KAZUO;YABE KATSUHIKO;TAKEYASU KIYOO |
| 分类号 |
H02M1/14;G05F1/70;H02J3/18;H02M7/06;H02M7/12 |
主分类号 |
H02M1/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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