Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Patent
1996-01-31
1997-08-12
Phillips, Michael W.
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
181156, G06F 116, H05K 500
Patent
active
056572026
ABSTRACT:
A combination of computer mainframe housing, sound producing unit, and mainframe unit, including a housing separated into a front sound chamber and a rear receiving chamber by a vertical partition board, a sound producing unit mounted inside the rear receiving chamber which includes a woofer mounted in a hole on the vertical partition board facing the sound chamber, a sound producing circuit board fixed to the back panel of the housing and connected to the woofer by an electric wire, and a sound tube having one end fastened to a hole on the back panel of the housing and an opposite end facing the vertical partition board, and a mainframe unit mounted inside the rear receiving chamber of the housing which includes a mother board having a plurality of expansion card slots, and a plurality of expansion cards respectively mounted in the expansion card slots.
REFERENCES:
patent: 5025885 (1991-06-01), Froeschle
patent: 5147986 (1992-09-01), Cockrum et al.
patent: 5471019 (1995-11-01), Maire
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