Multilayer flexible printed circuit board
AssigneesHongQiSheng Precision Electronics (QinHuangDao) Co., Ltd., Avary Holding (Shenzhen) Co., Limited.
InventorsLI-KUN LIU, YAN-LU LI
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Abstract
A flexible printed circuit board with multiple layers includes an inner wiring substrate and at least one outer wiring plate. Each outer wiring plate is connected to one surface of the inner wiring substrate, and defines at least one through hole which passes through the outer wiring plate to expose the inner wiring substrate. Each outer wiring plate further includes an adhesive plate connected to the inner wiring substrate. The adhesive plate includes a stepped portion extending towards a center of the through hole.
Claims10
A multilayer flexible printed circuit board comprising:
- an inner wiring substrate;
- and
- at least one outer wiring plate, each outer wiring plate connected to one surface of the inner wiring substrate;
- wherein each outer wiring plate defines at least one through hole passing through the outer wiring plate to expose the inner wiring substrate, each outer wiring plate comprises an adhesive plate connected to the inner wiring substrate, the adhesive plate comprises a stepped portion extending towards a center of the through hole.
Dependencies are inferred from the claim text.