发明名称 |
VOLTAGE DROP ALARM DEVICE |
摘要 |
PURPOSE:by detecting the voltage level change of a capacitor of which periodic setting operation is not performed owing to the drop of a power supply voltage when the operation of an oscillation circuit and a frequency-division circuit is suspended the drop of the power supply voltage is notified of without a malfunction. |
申请公布号 |
JPS5246455(A) |
申请公布日期 |
1977.04.13 |
申请号 |
JP19750122814 |
申请日期 |
1975.10.09 |
申请人 |
MATSUSHITA DENKI SANGYO KK;NIPPON DENSHIN DENWA KOSHA |
发明人 |
HORI TATSUYUKI;KATANO TSUYOSHI;ARAKAWA KATSU;YAMAMOTO MASAHIKO;MAKI ICHIROU;HAGIHIRA TADATOSHI;WASAI HIROMI |
分类号 |
H02J7/00;G01R31/36;G08B21/00;H02H3/24;H02H3/247;H02J1/00;H04B1/16 |
主分类号 |
H02J7/00 |
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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