J.C. Patents
Keyboard module and electronic device using the same
A keyboard module and an electronic device using the keyboard module are provided. The keyboard module includes a housing, a plurality of keys, a micro pump chamber and an actuator. The housing has multiple openings with the keys disposed in the housing. Each key includes a switch membrane, a key cover, an elastic element and a scissor unit. The switch membrane has a key switch, the key cover is above the switch membrane, and the elastic element disposed between the switch membrane and the key cover triggers the key switch when being pressed and deformed. The scissor unit is disposed between the key cover and the switch membrane to support the key cover. The micro pump chamber disposed below the key cover includes a first chamber, a second chamber communicating with the first chamber, a check valve disposed between the first chamber and the second chamber, and an actuator driving the keys to be withdrawn into or protrude out of the openings.
Acer Incorporated
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Yi-Hsuan Cheng-Yu Jian-Siang Ching-Piao Hung-Chi
Yang Cheng Wang Kuan Chen