Patent ID: 7129723
Filing Date: 2006-10-31
Classification: G01R

Abstract:
1. A test device for electrical testing of a unit under test comprising: a contact head which is associated with the unit under test; contact elements on the head comprising pins arrayed to form a contact pin arrangement, the contact elements having first ends toward a test plane accommodating the unit under test and having second ends which face away from the test plane accommodating the unit under test; an electrical connecting apparatus including contact surfaces which are positioned in such an arrangement and are operable to make touching contact with the second ends of the contact elements; a supporting apparatus arranged on a side of the connecting apparatus facing away from the contact head; pulling and pushing devices for adjusting a planar condition or a desired discrepancy from the planar condition of the arrangement of the contact surfaces, and the pulling and pushing devices are arranged between the supporting apparatus and the connecting apparatus.