METHOD AND DEVICE FOR QUALITY CONTROL OF INTERCELL WELDS OF STORAGE BATTERIES Russian patent published in 1997 - IPC

Abstract RU 2085930 C1

FIELD: electrical engineering. SUBSTANCE: method is characterized in that saturation is effected by electromagnetic field due to stepwise varying current. Device is provided with pre-charged capacitor and switch; one of field winding leads is connected through switch to positive terminal of capacitor and its other lead, to other capacitor terminal; measuring winding is connected to measuring unit. EFFECT: improved reliability of weld inspection. 2 cl, 1 dwg, 1 tbl

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RU 2 085 930 C1

Authors

Podoprigorov Vladimir Savel'Evich

Fedoseev Vasilij Mikhajlovich

Dates

1997-07-27—Published

1993-09-09—Filed