Electricity: circuit makers and breakers – Electric switch details – Indicators
Reexamination Certificate
2007-04-10
2008-07-15
Friedhofer, Michael A (Department: 2832)
Electricity: circuit makers and breakers
Electric switch details
Indicators
C200S516000
Reexamination Certificate
active
07399937
ABSTRACT:
A movable-contact unit to be used in an operating panel of various electronic devices is disclosed. The movable-contact unit is formed of movable contacts directly held on an inorganic EL sheet. To obtain adequate tactile feedback from the movable contacts even in a low temperature environment, a holding section of adhesive is patterned on the underside of the inorganic EL sheet such that the area of the holding section is not less than 25% and not greater than 50% of the area of the movable contact. Then the movable contact is held adhesively by this patterned holding section of the adhesive.
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Friedhofer Michael A
Matsushita Electric - Industrial Co., Ltd.
Wenderoth , Lind & Ponack, L.L.P.
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