Electricity: circuit makers and breakers – Electric switch details – Indicators
Reexamination Certificate
2008-09-01
2010-08-03
Friedhofer, Michael A (Department: 2833)
Electricity: circuit makers and breakers
Electric switch details
Indicators
Reexamination Certificate
active
07767922
ABSTRACT:
An exemplary key module includes a elastic assembly, a light guide plate, and a key cap. The elastic assembly is including a flat plate and a resilient member. The light guide plate is defining at least one through hole for the resilient member to extend through. The light guide plate is disposed above and in parallel to the flat plate. The key cap is resiliently supported by the resilient member. The light guide plate transmits light through at least a portion of the key cap.
REFERENCES:
patent: 6284988 (2001-09-01), Watanabe et al.
patent: 6993830 (2006-02-01), Shimizu et al.
patent: 2007/0235306 (2007-10-01), Chiba et al.
patent: 2007/0235307 (2007-10-01), Liao et al.
patent: 2007/0268681 (2007-11-01), Tsai et al.
Cheng Yung-Fa
Wu Kuo-Hsiang
Caroc Lheiren Mae A
Friedhofer Michael A
Hon Hai Precision Industry Co. Ltd.
Niranjan Frank R.
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