German zahreda springs zahreda models zahreda prices

zahreda springs consist of tension springs and connecting springs. The pitch and helix direction of the tension springs and connecting springs are identical. A special fixture is used to clamp one end of the tension spring and screw it into the connecting spring. The other end of the tension spring is then rotated and fitted onto the other end of the connecting spring. Rotational force is used to screw the connecting spring into the interior of the tension spring, forming the tension spring into a ring spring. The utility model ring spring does not affect the shape and elasticity of the connection area, and the secure connection is applied in various situations requiring ring springs. The ring spring consists of multiple inner conical surface outer...