Wire springs

Springs (FED) are mounted on the probe plate and are used as a pressure element in order to lift the probe plate with the DUT back to the original level following contacting.

... where the temperature of air or fluid Is high and the hose becomes softened. In case the hose Is dropped from a height, the spring guards can protect the hose from crushing. To protect the hose from kinking when the hose Is bended sharply ...