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

  • TRAINING GLIDER MODELTRAINING GLIDER MODEL
    Serious modeling starts with a small design. Noteworthy experience in the construction of the simplest models of gliders have gained members in the House of pioneers and school students...
  • STEREO PHONESSTEREO PHONES
    In high quality stereorelease made on the basis of heads 0,25 GD-10-290 from small radios. Their advantages are a wide frequency range, small harmonic distortion comfortable ear cushions...