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US 11,776,774 B2Granted
Keyboard
AssigneeLite-On Technology Corporation
InventorYung-Nien Chai
Life of this patent
Estimating the term…
Abstract
A keyboard including a base plate, a plurality of keycaps, a plurality of supporting structures and a membrane switch element is provided. The base plate has a through hole. The keycaps are disposed on the base plate. The supporting structures are respectively disposed between the keycaps and the base plate. The membrane switch element is disposed on the base plate. The vertical projection of two adjacent keycaps of the keycaps relative to the base plate overlaps the through hole, and the membrane switch element has a shielding portion covering the through hole.
Claims13
A keyboard, comprising:
- a base plate having a through hole passing through an upper surface of the base plate and a bottom surface of the base plate;
- a plurality of keycaps disposed on the base plate;
- a plurality of supporting structures respectively disposed between the plurality of keycaps and the base plate;
- and
- a membrane switch element disposed on the base plate,
- wherein a vertical projection of two adjacent keycaps of the plurality of keycaps relative to the base plate overlaps the through hole, and the membrane switch element has a shielding portion covering the through hole, and a width of the through hole is greater than an interval between two adjacent keycaps of the plurality of keycaps.
3 more elements
A keyboard, comprising:
- a base plate having a through hole passing through an upper surface of the base plate and a bottom surface of the base plate;
- a plurality of keycaps disposed on the base plate;
- a plurality of supporting structures respectively disposed between the plurality of keycaps and the base plate;
- and
- a membrane switch element disposed on the base plate,
- wherein the membrane switch element has a shielding portion corresponding to the through hole, the through hole is covered by the shielding portion, and a width of the through hole is greater than an interval between two adjacent keycaps of the plurality of keycaps, wherein the base plate comprises a recessed portion surrounding the through hole and a top surface of the recessed portion is lower than the upper surface of the base plate.
3 more elements
Dependencies are inferred from the claim text.