| 摘要 |
FIELD: electricity. ^ SUBSTANCE: subject of this invention is an electric connection slot comprising a plug (10), equipped with primary contacts (20), and a base (12), equipped with secondary contacts (24), made as capable of interaction with the primary contacts. The connection slot additionally comprises a valve (30), fixed on the base and arranged as capable of rotation between the closed position, in which it closes access to secondary contacts (24), and the open position, in which it opens access to the secondary contacts to provide for connection of the plug with the base, and a circular coupling (40), fixed on an electric cable (14), connected to the plug (10), and made as capable of movement between two extreme positions: the lower position, in which it closes the valve (30), when the plug and the base are connected, and the upper position, in which it opens access to the plug. ^ EFFECT: increased reliability and service life, due to prevention of ingress of contaminating foreign matters, such as liquids or dust, into the slot base. ^ 9 cl, 9 dwg |
