| 摘要 |
<p>A mains electrical supply outlet comprising: signal-receiving means to re ceive an encoded wireless signal; a socket, connectable, in use, to an elect ricity-consuming device, to supply mains electricity thereto; a controller, powered by mains electricity,to decode said received encoded signal and, in response to said signal, to control switching of electrical power to said so cket; and a connection sensor, to sense the connection of an electricity- co nsuming device to said socket and to disconnect power from said controller i n the absence of such a connection. The invention also provides an electrica l light switch assembly comprising: a manually operable light switch to cont rol the supply of power to a lighting circuit; a manually operable remote po wer switch to actuate the transmission of an encoded wireless signal to the aforementioned mains electrical supply outlet.The invention further provides an electrical transmission assembly comprising: a plug suitable for receivi ng mains electricity; a socket suitable for conveying mains electricity rece ived by the plug; and a manually operable remote power switch to actuate the transmission of an encoded wireless signal to the aforementioned mains elec trical supply outlet.</p> |
