The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 12, 1997
Filed:
Jan. 31, 1996
Hsi-Kuang Ma, Taipei, TW;
Other;
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.