Computer typing learning device

Details Computer typing learning device Computer typing learning device

1997-06-17

1998-09-08

Nguyen, Kien T.

Education and demonstration

Occupation

Keyboard operation

434232, 400714, B41J 2912

Patent

active

058037446

ABSTRACT:
A computer typing learning device includes a cover and a seat, and a key board combined electrically with with a screen disposed between the cover 1 and the seat. An electronic circuit board is provided under a base plate of the key board for arranging various circuits thereon for various functions to display typed letters on a exercise letter row of the screen to be compared with a reference letter row and a warning mark row to show which typed letter is wrong. The keyboard is structured as all the same as that for common computers. A solar cell module is also provided inside the cover, connected with a battery deposited in a battery chamber in the cover, and a power convert switch is fixed on the cover for selecting a power source AC or DC for the device.

REFERENCES:
patent: 4671688 (1987-06-01), Brashears
patent: 5096317 (1992-03-01), Phillippe
patent: 5419704 (1995-05-01), North

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