Patent ID: 8198758
Filing Date: 2012-06-12
Classification: H01H,H02J,Y02B,Y04S

Abstract:
1. A standby power cut-off device, comprising: a striker that is movable toward a side as a knob switch for powering on or off an electronic product is pressed; a striker contact fixed at a side of the striker to cause a contact point and another contact point of a power cable going to a power supply device of the electronic product to contact or be separated from each other; a core spaced apart from the striker by a predetermined interval, the core comprising a magnet for maintaining contact between the contact point and the another contact point by attracting the striker, which moves toward the side upon pressing of the knob switch, by a magnetic force thereof; and a solenoid for cause the contact point and the another contact point to contact or be separated from each other by generating a repulsive force with respect to the magnetic force if the electronic product is powered off.