To make the tension spring is easy: a tight navit wire round rod — coil to a coil. However, a spring working in compression, this technology is not suitable: between its coils must be a certain distance. In this case, help out a bolt of the correct size. Stacking wire into the threaded groove, we get a neat spiral with a specified step.
Recommend to read
MODEL AIRCRAFT ENGINE -IT IS REAL!
Modelers - people are scrupulous, and appreciate when a replica model of the aircraft, ship or tank is not only the most similar prototype, but repeats it in great detail. Imagine that...
GYMNASTICS CROSS COMPLEX
And just what sports equipment do not have modern sports fans! This traditional free weights, a barbell, an expander, and the still unfamiliar — massagers, exercise equipment, medical...
