Easily changeable notebook keyboard

Details Easily changeable notebook keyboard Easily changeable notebook keyboard

1995-12-08

1998-02-10

Feild, Lynn D.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

200511, 361683, G06F 116

Patent

active

057175659

ABSTRACT:
Circuits and methods for providing electrical communication between the keyboard and PC board of a notebook computer, and notebook computers employing such circuits and methods. A plurality of contacts electrically coupled to a keyboard and a plurality of contacts electrically coupled to a PC board are brought into electrical communication when the keyboard engages or is mounted to a housing or a PC board of the notebook. In presently preferred embodiments, physical contact may be provided between the two sets of contacts or an elastomeric material, or other type of bridge circuit, may be used to provide electrical connectivity between the two sets of contacts.

REFERENCES:
patent: 5087825 (1992-02-01), Ingraham
patent: 5175398 (1992-12-01), Hofmann
patent: 5355278 (1994-10-01), Hosoi et al.
patent: 5543787 (1996-08-01), Karidis et al.
patent: 5572399 (1996-11-01), Shirato et al.
IBM Technical Disclosure Bulletin, "Keyboard Switch With Stroke And Feedback Enhancement Using Vertically Conducting Elastomer in A Laterally Conducting Mode", S.F. Kambic, Oct. 1977.

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