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A personal computer can be modified or adapted to more readily facilitate its use by a blind person by adding the following features. 1. A raised mark on or in the home key for both right and left hands.
English (United States)
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XEROX DISCLOSURE JOURNAL
PERSONAL COMPUTER FOR THE BLIND U.S. C1.364/400 Arnold W. Henry James F. Smith
Int. C1. G06f 15/20
A personal computer can be modified or adapted to more readily facilitate its use by a blind person by adding the following features.
1. A raised mark on or in the home key for both right and left hands.
2. An audible tone or series of tones for each letter typed as output to the blind person from a speaker or head set.
3. Replace the screen with a braille output typewriter.
4. Replace the screen with an electromechanical screen made from a plurality of steel or plastic pins movable up and down by a solenoid or some other mechanical device controlled by the computer. The pin ends are covered with a very thin, very soft rubber sheet and the output, the same image as on a regular screen, can be felt by the blind person.