Keyboard device
AssigneePrimax Electronics Ltd.
InventorsLiu-Bing Cai, Rui-Qing Xiao, Xiao-Ping Wang, Jin-Chun Zhang
Life of this patent
Estimating the term…
Abstract
A keyboard device includes a bottom cover, a supporting plate, a flexible circuit board and plural key structures. The supporting plate is installed on the bottom cover. The supporting plate has a curved arc-shaped profile that is bent upwardly in a direction away from the bottom cover. The supporting plate includes plural perforations. The flexible circuit board is arranged between the bottom cover and the supporting plate. The plural key structures are installed on the supporting plate. The plural key structures are penetrated through the corresponding perforations and contacted with the flexible circuit board.
Claims8
A keyboard device, comprising:
- a bottom cover;
- a supporting plate installed on the bottom cover, wherein the supporting plate has a curved arc-shaped profile that is bent upwardly in a direction away from the bottom cover, and the supporting plate comprises plural perforations;
- a flexible circuit board arranged between the bottom cover and the supporting plate;
- and
- plural key structures installed on the supporting plate, wherein the plural key structures are penetrated through the corresponding perforations and contacted with the flexible circuit board,
- wherein each key structure comprises a keycap and a keyswitch, wherein the keycap and the keyswitch are assembled with each other, and the keycap is located over the supporting plate, wherein after the keyswitch is penetrated through the corresponding perforation, the keyswitch is installed on the supporting plate and contacted with the flexible circuit board,
- wherein the keyswitch comprises a contacting part, a first electric connection part and a second electric connection part, wherein the contacting part is arranged between the keycap and the supporting plate, and the first electric connection part and the second electric connection part are arranged between the flexible circuit board and the supporting plate, wherein the contacting part is contacted with the supporting plate, and the first electric connection part and the second electric connection part are electrically connected with the flexible circuit board.
Dependencies are inferred from the claim text.