Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Patent
1995-05-09
1997-03-04
Phillips, Michael W.
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
2482247, 24822521, 200303, 400472, H01H 900, G06F 116
Patent
active
056086032
ABSTRACT:
A computer keyboard includes a printed circuit board, a rubber plate which is located over the printed circuit board, and a positioning device that positions the printed circuit board and the rubber plate in the keyboard. The positioning device includes an electrically insulating upper positioning plate located over the rubber plate, and a lower positioning plate located under the printed circuit plate. The lower positioning plate includes a plurality of socket units which project upwardly therefrom, and through the holes of the printed circuit board and the holes of the rubber plate. The upper positioning plate includes a plurality of generally L-shaped plug units which project downwardly therefrom, and through the holes of the rubber plate and the holes of the printed circuit board. Each of the L-shaped plug units has a vertical section formed integrally with a plate body of the upper positioning plate, and a horizontal section formed integrally with a lower end of the vertical section. The horizontal sections of the L-shaped plugs are inserted respectively into the socket units of the lower positioning plate.
REFERENCES:
patent: 5284311 (1994-02-01), Baer
patent: 5428502 (1995-06-01), Tsai
Phillips Michael W.
Shin Jiuh Corp.
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