摘要:
A mechanical turnplate type rotatably dimming device has a bottom part (1) and a front part (7) of a lamp holder, which form a cavity for holding a dimming part. The dimming part comprises a PCB (5) with potentials, an electric brush (4), a transmission unit (3) and another end is elastically contacted with the potential region of the PCB (5). The transmission unit (5) is buckled with the turnplate (25).