Based on an invention called the "Variator" we sell vibration tables and test benches for springs,vibration absorbers, expansion joints and many different vibration-sensitive products.The variator is a unit that allows you to put on a stroke/amplitude ungraduated between 0 mm and a maximum, wich is depending on the variator-size.This adjustment can be done while the application is running and without tools. Maximum frequency is 100 Hz. We offer to deliver special test benches or vibration tables to meet customers demands. It is also possible for us to deliver special designs of the variator. Please visit our web-site: www.innoactive.dk for photos and further information.