RT TORAX, s. r. o.
Ostrava - Svinov
Ostrava - Svinov
Trutnov - Horní Staré Město
Havířov - Bludovice
Kunštát na Moravě
Ostrava-Hrabová
Zdice
Uhlířské Janovice
Evolute springs are an important spring and damping element, they are used mostly in railway vehicles, but also as an integral part of a number of machinery devices. An expert in the production of evolute, i.e., conical band springs, is the SV výrobní company located in Prostějov.