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US 2007/0163865 A1Published application
Thin film circuit board of keyboard
OwnerHuo-Lu Tsaiinventor
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Abstract
A thin film circuit board of the keyboard includes an upper thin film laminate, a lower thin film laminate and an insulation partition between the upper thin film laminate and the lower thin film laminate. Multiple first/second circuits are formed on the upper/lower thin film laminates. The first circuits and the second circuits respectively have at least a first connection terminal and a second connection terminal. The two first connection terminals and second connection terminals are coupled together by conductive adhesive or by external force of pressure.
Claims7
A thin film circuit board of a keyboard comprising:
- an upper thin film laminate, wherein first circuits are formed on the upper thin film laminate;
- a lower thin film laminate, wherein second circuits are formed on the lower thin film laminate;
- and
- an insulation partition between the upper thin film laminate and the lower thin film laminate;
- wherein the first circuits and the second circuits respectively comprise at least a first connection terminal and a second connection terminal;
- wherein a first opening is formed on the insulation partition corresponding to the first connection terminals of the first circuits and the second circuits, so that the two first connection terminals can be coupled together by conductive adhesive through the first opening.
3 more elements
Dependencies are inferred from the claim text.