Patent ID: 9285392
Filing Date: 2016-03-15
CPC Classification: G01N,G01R,G11B

Claim Text:
1. A test fixture for testing a head gimbal assembly having a flex circuit with a plurality of circuit pads, the fixture comprising: a contact board having a plurality of electrically conductive contact points on a surface thereof, the contact points arranged to contact the circuit pads of the flex circuit, each of the contact points comprising a gold surface and having a diameter and a height above the surface of the contact board of no more than 8 micrometers; a clamp assembly connected to the contact board, the clamp assembly having an activation end, an opposite engagement end, and a pivot axis extending orthogonal to an axis defined by the activation end and the engagement end; the engagement end having a non-conductive engagement surface configured to contact the head gimbal assembly on a surface opposite the plurality of circuit pads, the engagement surface extending at an angle between 0 and 45 degrees to the pivot axis and having a width the same as the diameter of the contact points.