MAGNETIC BUTTON

MAGNETIC BUTTONShort age pushpin! Careless movement or too rigid Board and the button breaks or bends. There are many various designs of holders for posters and maps — from the simplest (e.g., dozens privernutyh to the wall with clothes pegs) to quite complex. Recommend one method of fixation. This will require a steel strip with a thickness of 1 to 1.5 mm and a width of 20-30 mm and a dozen magnets such as magnetic door latches. Steel strip fixed by screws in the upper part of the chalkboard, but to secure the poster, it is enough to apply it to the strip and to press a magnet. The paper thus securely hold the magnetic forces of darkness.
I. ANASTASIEV, Moscow

Recommend to read

  • THE INDICATOR OF INCLUSION OF HEADLIGHTSTHE INDICATOR OF INCLUSION OF HEADLIGHTS
    Under the new rules of the road in the sake of safety, drivers of vehicles (especially when driving outside the city) should include the day of the lights But turn them off after a stop...
  • THE AIR — SCOUTTHE AIR — SCOUT
    The plane of distant radar detection E-1B TRACER. The idea of installing a radar plane to detect air targets first appeared in England in early 1936. But the preference nevertheless was...