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US 6,917,000 B2Granted
Signal input device
AssigneeLite-On Technology Corporation
InventorChi-Yu Yen
Life of this patent
Estimating the term…
Abstract
A signal input device includes a bottom shell, a printed conducting track unit arranged on a top surface of the bottom shell, the printed conducting track unit having a plurality of contact portions, and a top cover covering the bottom shell and carrying a press unit. The press unit is aimed at and spaced above the contact portions of the printed conducting track unit for pressing by the user to connect selectively the contact portions of the printed conducting track unit.
Claims36
A signal input device comprising:
- a bottom shell, said bottom shell having a top surface;
- a printed conducting track unit coated on the top surface of said bottom shell, said printed conducting track unit comprising a plurality of contact portions;
- and
- a top cover covering said bottom shell, said top cover having a press unit carried in a top surface thereof, said press unit being aimed at and spaced above said contact portions of said printed conducting track unit for pressing by a user to selectively connect said contact portions of said printed conducting track unit.
1 more element
A signal input device comprising:
- a bottom shell, said bottom shell having a top surface;
- a plurality of conductive contacts mounted on the top surface of said bottom shell;
- a top cover covering said bottom shell, said top cover having a bottom surface and carrying a press unit;
- and
- a printed conducting track unit located on the bottom surface of said top cover, said printed conducting track unit comprising a plurality of contact portions respectively aimed at said press unit and separated from said press unit by a distance.
2 more elements
A signal input device comprising:
- a bottom shell, said bottom shell having a top surface;
- a printed conducting track unit coated on the top surface of said bottom shell, said printed conducting track unit comprising a plurality of contact portions;
- a top cover covering said bottom shell, said top cover carrying a press unit;
- a plurality of rubber domes provided between said top cover and said bottom shell corresponding to the contact portions of said printed conducting track unit;
- and
- a plurality of conductive contacts respectively mounted in said rubber domes on a bottom side and facing the contact portions of said printed conducting track unit.
3 more elements
Dependencies are inferred from the claim text.