KEYPAD ASSEMBLY AND ELECTRONIC DEVICE USING THE SAME
First Claim
Patent Images
1. A keypad assembly comprising:
- a printed circuit board comprising a plurality of fixed contact points formed thereon,an elastic member disposed on the printed circuit board;
a plurality of metallic domes fixed to the elastic member and positioned between the printed circuit board and the elastic member, wherein each of the metallic domes corresponds to each of the plurality of fixed contact points, and each metallic domes covers each of the plurality of fixed contact points.
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Accused Products
Abstract
An exemplary keypad assembly includes a printed circuit board (PCB) including a plurality of fixed contact points, an elastic member disposed on the printed circuit board; a plurality of metallic domes fixed to the elastic member between the printed circuit board and the elastic member. Each of the metallic domes corresponds to each of the fixed contact points, and each metallic dome covers each fixed contact point. The keypad assembly has a thin configuration due to a combination configuration of the typical metallic dome sheet and the elastic member.
9 Citations
18 Claims
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1. A keypad assembly comprising:
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a printed circuit board comprising a plurality of fixed contact points formed thereon, an elastic member disposed on the printed circuit board; a plurality of metallic domes fixed to the elastic member and positioned between the printed circuit board and the elastic member, wherein each of the metallic domes corresponds to each of the plurality of fixed contact points, and each metallic domes covers each of the plurality of fixed contact points. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An electronic device comprising:
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a housing defining a chamber, and a keypad assembly fixed in the chamber, the keypad assembly comprising; a printed circuit board comprising a plurality of fixed contact points formed thereon, an elastic member disposed on the printed circuit board; a plurality of metallic domes fixed to the elastic member and positioned between the printed circuit board and the elastic member, wherein each of the metallic domes corresponds to each of the plurality of fixed contact points, and each metallic domes covers each of the plurality of fixed contact points. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification