Affixing device for affixing front cover, back cover and...

Details Affixing device for affixing front cover, back cover and... Affixing device for affixing front cover, back cover and...

2005-01-11

2005-01-11

Datskovskiy, Michael (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C361S679090, C361S689000, C379S433010, C220S836000, C429S007000

Reexamination Certificate

active

06842339

ABSTRACT:
An affixing device is used for affixing together a front cover (306a), a back cover (306b), and an extra battery unit (304) of a personal digital assistant (300). The affixing device includes a first screw (204(1)) and a second screw (202(1)), wherein the first screw is used to penetrate through the back cover and to firmly tighten onto the front cover, so that the front cover and the back cover are affixed together. The second screw is used to penetrate through the extra battery unit and firmly tighten on the first screw. As a result, the extra battery unit is affixed to the back cover.

REFERENCES:
patent: 5200883 (1993-04-01), Kobayashi
patent: 5733674 (1998-03-01), Law et al.
patent: 6617063 (2003-09-01), Ohnishi
patent: 20030083019 (2003-05-01), Wong et al.
patent: 20040096054 (2004-05-01), Nuovo
patent: 20040169044 (2004-09-01), Chen et al.

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