发明名称 Lastschalter für Elektrogeräte und Endgerät eines mit einem solchen Schalter versehenen Fernwirksystems.
摘要 <p>Power supply switch (17) for electrical equipment (1) combining in one supply an accumulator (16) and another source of electrical energy (15) which this accumulator is able temporarily to replace or to interface. Switching means (25) put the accumulator in and out of circuit, connecting it up to at least one terminal (A) for powering the equipment, and to which the other source is also connected. Control means (27) connect up the accumulator via the switching means when the terminal (A) is brought to a specified potential by the power supply, and blocking means (29) act on the control means in order to trigger the disconnection of the accumulator when and for as long as the said terminal (A) is at a potential lower than a specified threshold value. …<IMAGE>… </p>
申请公布号 DE68919664(D1) 申请公布日期 1995.01.12
申请号 DE1989619664 申请日期 1989.12.22
申请人 ALCATEL CIT, PARIS, FR 发明人 MARQUET, ALAIN, F-91510 LARDY, FR;TANGUY, JACQUES, F-92160 ANTONY, FR
分类号 H02J9/06;H04M19/08;H04Q9/00;(IPC1-7):H02J9/06 主分类号 H02J9/06
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