
You have returned home or moved from room to room. Opening the door, clicked the lock handle and then light lit up. Comfortable? And the secret is this. Attached to the handle bracket presses the button of a pushbutton connected to the network switch. Turn it on and when you close the door, press again, wait a handle to a push-button switch opens.
Device to turn the light on the door handle:
1 — push switch, 2 — clip, 3 — handle, 4 — corner fastening buttons, 5 — door, 6 — room switch.
S. DYACHKOV, Novovyatsk, Kirov oblast
Recommend to read
RACING E1 CLASS
New racing car was designed on the base of the machine, the drawings and description of which was published in the "M-K" № 11 in 1986. It is considered to be a design boon for most young...
THE AIRCRAFT THAT STARTED THE WAR
(Bomber-torpedo bomber Nakajima B5N). The first mention of the Japanese torpedo bombers appeared almost a hundred years ago - in April 1916, when at an aircraft factory Naval Arsenal in...