Patent ID: 8912725
Filing Date: 2014-12-16
Classification: H05B,Y02B

Abstract:
1. A photoswitch, comprising a DC power supply, comprising a positive electrode and a negative electrode; a luminance controlling circuit, in electrical connection with said DC power supply; a lightening apparatus, controlled by said luminance controlling circuit; wherein said luminance controlling circuit comprises a relay (RL a trigger circuit module, comprising a current output end, a NPN triode (Q a delay discharge circuit module, comprising a positive electrode and a negative electrode, adapted for supplying power for said trigger circuit module and activating said trigger circuit module; a photosensitive element ( an adjusting circuit module, comprising a resistor (R said contact of said relay (RL said current output end of said trigger circuit module is in connection with said relay (RL a collector and a base of said triode (Q a base of said triode (Q a base of said triode (Q a current output end of said delay discharge circuit module is in connection with said trigger circuit module; one end of said resistor (R a current value of a subcircuit with said resistor (R