| 摘要 |
FIELD: burglar alarm devices registering the attempts for plundering things and attacking the person to rob him. SUBSTANCE: electromechanical switch has a pair of contacts with insulating separating spacer and mechanical closing current conducting member located between break contacts. Mechanical closing current conducting member is made in form of cylindrical spring whose longitudinal axis coincides with longitudinal axis of break contacts. Each break contact has V-shaped inlet bevel on the side opposite to their joint with insulating separating spacer. EFFECT: higher operate reliability due to provision of installation and drawing out of closing member (cotter pin). 1 cl, 1 dwg |
