Weather sealed keyboard assembly for portable personal computers

Details Weather sealed keyboard assembly for portable personal computers Weather sealed keyboard assembly for portable personal computers

1996-08-02

1997-12-16

Yan, Ren

Typewriting machines

Means auxiliary to typewriting function

Attachment for shielding or screening record-medium or...

400496, 361686, 361680, B41J 1162

Patent

active

056977182

ABSTRACT:
An improved portable personal computer preferably configured to facilitate outdoor field-use has an impact attenuating case and a sealed keyboard which facilitate use of the computer in harsh environments. Furthermore, the sealed keyboard assembly prevents any damage which might result from liquids migrating within the case and into the computer components.

REFERENCES:
patent: 3890480 (1975-06-01), Berling et al.
patent: 4322587 (1982-03-01), Burns et al.
patent: 4791258 (1988-12-01), Youtz et al.
patent: 5280146 (1994-01-01), Inagaki et al.
IBM Tech. Disclosure Bulletin, vol. 14, No. 12, May 1972 "Keyboard Contamination Shield", R.J. Wolfrom.

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