Shield for tester load boards

Details Shield for tester load boards Shield for tester load boards

2007-01-30

2007-01-30

Nguyen, Ha Tran (Department: 2829)

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

With rotor

Reexamination Certificate

active

11103886

ABSTRACT:
The invention provides tester load board shields (10, 40) for attachment to tester load boards. The shields (10, 40) of the invention protect from physical damage and electromagnetic interference. A preferred embodiment of a tester load board shield (10) of the invention is disclosed in which a disc (12) and outer rim (14) of conductive metal such as aluminum or aluminum alloy are configured to accept a tester load board. The tester load board shield (10) has holes (18) to align with a selected tester load board for attachment of the shield (10) thereto. Stanchions (22) are provided to facilitate attachment of the Loadboard with shield (10) to automatic test equipment known in the arts while a tester load board, also familiar in the arts, is fastened to the shield (10). Another embodiment of a tester load board shield (40) is disclosed in the shape of annulus (42) configured to contain a tester load board within an outer rim (44), planar surface (46), and inner rim (50). Vents (28) or ventilation slots (58) are also provided in preferred embodiments of shields (10, 40) of the invention in order to permit the escape of heat.

REFERENCES:
patent: 5136236 (1992-08-01), Bohnert et al.
patent: 5566055 (1996-10-01), Salvi, Jr.
patent: 6972967 (2005-12-01), Norte et al.

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