Patent ID: 9013199
Filing Date: 2015-04-21
Classification: G01R

Abstract:
1. Contacting unit for a test apparatus for testing printed circuit boards, comprising a full grid cassette and an adapter, wherein the full grid cassette has a plurality of spring contact pins located in a regular grid of contact points of a basic grid of the test apparatus and wherein the adapter has test needles provided for electrically connecting each one of the spring contact pins of the full grid cassette-to one of the circuit board test points of the printed circuit board to be tested, wherein a least a portion of the test needles are inclined within the adapter, wherein the spring contact pins in the full grid cassette are secured against falling out on a side remote from the adapter and the test needles in the adapter-are secured against falling out on a side remote from the full grid cassette, the adapter and the full grid cassette-being releasably connected to each other such that the adapter and the full grid cassette-form a rigidly joined contacting unit.