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Display in Rotterdam showing how to use Google Assistant with a smart plug to turn on an electric fan (Dutch: zet de ventilator aan)A smart plug is a power plug and socket (also known as a wall plug, outlet, or electrical connector) which can be fitted between power cords and sockets to function as a remote-controlled power switch.
John Joseph Rawlings (1 June 1860 – 4 August 1942) was a British mechanical engineer and inventor of the wall plug, also known from his name as the rawlplug. He was the founder of the Rawlplug manufacturing company.
CEE 7/1 wall socket, accepts CEE 7/2 (unearthed) plug and also CEE 7/4, CEE 7/6 and CEE 7/7 (earthed) plugs. The International Commission on the Rules for the Approval of Electrical Equipment ( IECEE ) was a standards body which published Specification for plugs and socket-outlets for domestic and similar purposes as CEE Publication 7 in 1951.
At the same time Lundberg were offering the 2.5 A Dot, 5 A Universal, and 15 A Magnum, and Tucker were offering a range of 5 A, 10 A and 20 A plugs and sockets. [27] BS 73 Wall plugs and sockets (five ampere two-pin without earthing connection) was first published in 1915, and revised in 1919 with the addition of 15 A and 30 A sizes. By the ...
An AC adapter or AC/DC adapter (also called a wall charger, power adapter, power brick, or wall wart) [1] is a type of external power supply, often enclosed in a case similar to an AC plug. [2] AC adapters deliver electric power to devices that lack internal components to draw voltage and power from mains power themselves.
The same patent had a second design, with a wall attachable receptacle, capable of receiving the same plug, thus being the first socket and plug design patented in the US. Later in 1904, he changed the design to flat blades (a design later incorporated in the NEMA 2 series), filled under the U.S. patent 774,251 Both these patents were granted ...
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