GRAVITY INSTEAD OF SPRINGS

GRAVITY IS SPRINGThe door in the form of a trapezoid – not architectural elements and a simple and elegant solution to the problem of automatic closing doors that do not require a single additional detail. Instead of springs, hydraulic, pneumatic and even electronic devices works here… gravity. When opening such a door with a tilted axis (rotation its) center of gravity rises. Is to let go of the flap – the center of gravity will tend to occupy its original position, the door will slam shut.

Recommend to read

  • TRICKLES SOUND HEAVENLYTRICKLES SOUND HEAVENLY
    Now available is a vast assortment of various acoustic computer systems — almost every company that produces computer hardware, supplies the market and the corresponding acoustics. The...
  • THE TRUCK WAS A TRACTORTHE TRUCK WAS A TRACTOR
    I'm a longtime, or rather, hereditary subscriber of the journal "modelist-Konstruktor". First (1972) the journal was written by my father - Galkin Grigory Petrovich (he is now 80 years...