Patent ID: 9184009
Filing Date: 2015-11-10
Classification: G01R,H01H,Y10T

Abstract:
1. An electronic switching device comprising: a fixed unit comprising a fixed unit body defining an outer appearance of the fixed unit and a fixed contact part located within the fixed unit body; a movable unit comprising a movable contact part selectively contacting the fixed contact part to supply current; a moving part provided in the movable unit to guide movement of the movable contact part toward the fixed contact part; a coil to which power is applied to move the moving part; and an elastic member that is elastically deformable while the moving part moves, wherein at least the fixed unit or the moving part has a through hole, wherein an inner component of the fixed unit or the moving part communicates externally to allow a preset signal to pass through the through hole, wherein the through hole comprises a first through hole passing through the fixed unit body and a second through hole through which at least one portion of the moving part moves, and wherein the second through hole is located inside the first through hole with respect to a direction in which the moving part passes.