Auxiliary keyboard

Details Auxiliary keyboard Auxiliary keyboard

1985-04-08

1986-06-17

Pellinen, A. D.

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

235146, 340365VL, 400474, H01H 312

Patent

active

045958041

ABSTRACT:
An auxiliary keyboard of generally U-shaped configuration for clamping onto a stand-alone computer keyboard. The auxiliary keyboard has a membrane provided with a series of touch-sensitive areas for enabling operator input of special functions into an associated computer. The auxiliary keyboard is provided with a removable designation strip having specially imprinted function designating areas.

REFERENCES:
patent: 2727690 (1955-12-01), Bindel
Harwood et al., "Keyboard Aid for Handicapped Operator," IBM Tech. Disclosure Bulletin, vol. 23, No. 8, 1-81, pp. 3892-3893.

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