Patent ID: 6617843
Filing Date: 2003-09-09
Classification: G01R

Abstract:
An apparatus for testing devices, comprising:a fixed block receiving a test tray having at least one device; a tester being positioned at a first side of said fixed block, said tester testing the at least one device when the test tray is received by said fixed block; a base plate being coupled to said fixed block and being positioned at a second side of said fixed block; a push plate being movably mounted on guide pins located between said base plate and the second side of said fixed block, said push plate being moved toward the test tray and away from the test tray along the guide pins; and at least one air nozzle being mounted on said push plate, said at least one air nozzle guiding air directly toward at least one selected from among the test tray and the at least one device when said push plate is moved toward the test tray, the air being guided to control an environment of the at least one device, said at least one air nozzle comprising: an outer tube being mounted to said push plate, said outer tube forming an opening facing toward the test tray, the air flowing through said outer tube; and a nozzle tube, said nozzle tube penetrating the opening formed by said outer tube, said nozzle tube being partly outside said outer tube and being partly inside said outer tube, the air flowing through said nozzle tube, said nozzle tube being supported by an elastic force pushing said nozzle tube away from said push plate.