Patent ID: 7400158
Filing Date: 2008-07-15
Classification: G01R,Y10S

Abstract:
1. A test fixture comprising: a base having a top and a bottom and further having a positioning board mounted in the recess and having multiple probes mounted on the positioning board and each probe having a top contacting end and a bottom end mounted respectively in the lower probe holes in the positioning board; a cushion board mounted and being capable of sliding up and down in the recess and having multiple springs mounted respectively in the spring holes in the positioning board between the inner bottom surface of the recess and the cushion board and pressing against and biasing the cushion board upward; and multiple inner bolts slidably mounted respectively through the inner mounting holes in the cushion board, slidably mounted respectively through the oil-free bearings, mounted respectively through the springs and securely mounted respectively in the inner mounting holes in the base.