Duplex filament winding machine of Roth Composite Machinery with double power With an innovative machine concept, Roth Composite Machinery is setting new standards in mechanical engineering for the ...

The result is a process that forms precision springs with high accuracy. In conventional spring winding, the machine is calibrated and then the springs are formed.

Reell's process uses an electronic position-control loop and piezoelectrically controlled coiling tool that permits the spring-winding machine to monitor and adjust spring diameters 400 times/sec ...