TOUCH SWITCH FOR ELECTRICAL APPLIANCES AND ELECTRICAL APPLIANCE PROVIDED WITH SUCH SWITCH
First Claim
Patent Images
1. A touch switch for an appliance comprising:
- a capacitive flat sensor surface;
a transparent cover;
a printed circuit board having a cut-out and connected to the capacitive surface;
a light source mounted on a face of the printed circuit board opposite the transparent cover, wherein;
light transmission from the light source towards the transparent cover passes through the cut-out in the printed circuit board.
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Abstract
A touch switch for an electrical appliance having a capacitive flat electrode, a light source, a transparent cover and a printed circuit board connected to the electrode is disclosed. The light source is mounted on a face of the printed circuit board opposite the transparent cover and the printed circuit board presents a cut-out for allowing light transmission from the light source towards the transparent cover.
17 Citations
9 Claims
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1. A touch switch for an appliance comprising:
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a capacitive flat sensor surface; a transparent cover; a printed circuit board having a cut-out and connected to the capacitive surface; a light source mounted on a face of the printed circuit board opposite the transparent cover, wherein; light transmission from the light source towards the transparent cover passes through the cut-out in the printed circuit board. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification