| 摘要 |
FIELD: electricity. ^ SUBSTANCE: device includes housing (1), independent source of electric energy (2), fixed current leads (3 and 4), movable current leads (5 and 6), which are connected by means of some ends to contacts (7) of switching device (8), and the other ends are connected to housing (1) with possibility of being moved on it by means of sliding contacts by means of drive. ^ EFFECT: screening of external electromagnetic field. ^ 2 cl, 1 dwg |
