Typewriting machines – Key-board or key lever-actuating mechanism
Patent
1999-03-16
2000-11-07
Hilten, John S.
Typewriting machines
Key-board or key lever-actuating mechanism
400489, B41J 508
Patent
active
061426873
ABSTRACT:
A keyboard permitting data entry with only one hand in which the keys are arranged in several clusters or banks, distinctly separated from one another. Each bank contains keys with similar functions (i.e., numerical keys, numerical function keys, alphabetic keys, punctuation keys, program function keys and screen function keys.) The bank of numerical keys are arranged in four (4) rows of keys with three (3) keys in each row. The numerical keys are arranged in numerical sequence from left to right and bottom to top. The bank of alphabet keys are arranged in seven (7) rows of keys with four (4) keys in each row. The alphabet keys are in alphabetical sequence from left to right and bottom to top. Banks of various other keys are also arranged to be easily operated with one hand.
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Cone Darius N.
Hilten John S.
Williams Shawnell
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