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

  • HANDHELD VACUUM CLEANER…HANDHELD VACUUM CLEANER…
    This kind of "vacuum cleaner" uses the property of plastic to electrify the friction of the fabric. And the device it is very simple. In the lid of a conventional soap dishes, cut a few...
  • THE FIRST STEP IN KITINGTHE FIRST STEP IN KITING
    Serpent pilot-glider.The material world around us is continuously changing, enriching all new components, including emerging technical sports. Thus, only in the last decades there has...