Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Patent
1998-06-30
2000-07-18
Feild, Lynn D.
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
400682, G06F 116, B41J 1156
Patent
active
060916001
ABSTRACT:
The present invention relates to an apparatus for tilting a keyboard of portable computer, in a manner that a rear end of the keyboard is raised up to a predetermined height by opening its cover, so that the user can operate keys of the keyboard more conveniently. The apparatus for tilting the keyboard of a portable computer of the invention can radiate heat generated from various electric components on a main PCB of a base, during operating the computer, through a ventilation space formed between a keyboard cage on the top side of the base and a bottom side of the keyboard when opening the cover. The apparatus in accordance with the present invention comprises: a keyboard of which both sides of a front portion are rotatably joined by hinge means to a front portion of a keyboard cage formed on a base. A cover is rotably engaged with the base by hinge means mounted within an interior of a rear side portion of the base to be engaged with at least a protruding member of the cover. At least one sector gear is formed on the protruding member, and there is at least one slider moved forwardly and rearwardly in the rectilinear direction according to opening and closing the cover, for moving the rear end of the keyboard upwardly and downwardly.
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patent: 5754395 (1998-05-01), Hsu et al.
patent: 5764474 (1998-06-01), Youens
patent: 5818360 (1998-10-01), Chu et al.
Daewoo Telecom Ltd
Feild Lynn D.
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