Keyboard

Details Keyboard Keyboard

2005-04-05

2005-04-05

Hirshfeld, Andrew H. (Department: 2854)

Typewriting machines

Key-board or key lever-actuating mechanism

For foreign-language typewriter

C400S472000, C400S486000

Reexamination Certificate

active

06874960

ABSTRACT:
The present invention provides a keyboard that comprises a plurality of touch areas that represent symbols such as letters of the Latin script, Greek script, Hebrew script, Arabic script, or Cyrillic script. The touch areas are arranged in groups that include at least two of the touch areas. Each of the groups includes touch areas that are arranged in a distinctive shape that incorporates one or more of the symbols or parts of the symbols. A user enters a symbol by touching a part of the distinctive shape that is recognized with the symbol.

REFERENCES:
patent: 4310753 (1982-01-01), Fischer
patent: 4715736 (1987-12-01), McGunnigle
patent: 5307267 (1994-04-01), Yang
patent: 5387042 (1995-02-01), Brown
patent: 5634134 (1997-05-01), Kumai et al.
patent: 5667319 (1997-09-01), Satloff
patent: 2 243 704 (1991-06-01), None
patent: 59-041038 (1984-03-01), None

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