Multifunction key assembly

Details Multifunction key assembly Multifunction key assembly

2007-05-15

2007-05-15

Lee, Richard K. (Department: 2832)

Electricity: circuit makers and breakers

Multiple circuit control

Sequential operations

C200S0050EA, C200S01700A

Reexamination Certificate

active

11212745

ABSTRACT:
A multifunction key assembly for inputting data to an electronic device. The multifunction key assembly has two major switches operated by a single key cap and at least four minor switches. The key cap can be displaced vertically into three major active positions and horizontally into four minor active positions, giving rise to twelve distinct output data signals for inputting to the electronic device.

REFERENCES:
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patent: 6441753 (2002-08-01), Montgomery
patent: 6635832 (2003-10-01), Oster et al.
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patent: 6897391 (2005-05-01), Gavalda
patent: 2002/0104743 (2002-08-01), Niiyama
patent: 10269902 (1998-10-01), None
International Search Report, PCT/IL2006/000970, dated Dec. 13, 2006.

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