HOOK – VENTILATOR

HOOK - VENTILATORVentilate the room quickly, if at the same time to open the window and front door.But if Windows there are special constraints that prevent their unauthorized closing, to lock the door. need something to enclose.Much easier to perform if you use a hook made of steel wire and loop, enshrined on the door as shown in the figure.

Recommend to read

  • AUTOROLLER — DWUHLOPASTNY CARAUTOROLLER — DWUHLOPASTNY CAR
    Probably not be an exaggeration to assume that at least half of the permanent readers of the "Modeller-designer" wants to make their own car. In the following constructions as the power...
  • SNAKES HANG GLIDERSSNAKES HANG GLIDERS
    On the pages of popular French children's magazine "Wife Anne" describes the two models of hang gliders, designed by Jean-Paul Movie and Christian Neuville. Wing Delta is an isosceles...