US Patent 7609052 Contact pusher, contact arm, and electronic device handling apparatus

A contact pusher attached to the front end of a contact arm bringing an IC device into contact with a contact part of a test head and pushing the IC device is provided with a suction pad for picking up and holding an IC device, a first press part for pushing against a package of an IC device, a second press part for pushing against terminals of the IC device, and a base part for conducting heat to the first press part, the first press part and the base part contacting each other and the first press part provided to be able to finely move relative to the base part.