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
GLIDER TAKES OFF FROM THE WATER
...A quiet summer evening over the water area of klaipėda seaport appeared strange flying machine: its wings were similar to a lattice, and the pilot was housed in a tiny cabin,...
CORRUGATED SHEATHING
In the construction of models of domestic aircraft such as TB-1, TB-3 and other required shirred casing, which is coated frame model. To make this trim easy. For this is the "rolling...
