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
CRUISE RADIO-UNIVERSAL
For those who have passed the first stage of learning the art of radiopilot on the simplest gliders and pondered the project of the first motor cars will probably be interesting and...
CHEBURASHKA
Double little micro-car, "rainbow," built on the Central station of young technicians of Georgia. It is intended for educational purposes and is designed for children younger and middle...
