A key switch includes a key top; a pair of links that support the key top such that the key top is capable of being elevated and lowered; and a switch that opens and closes a contact point with respect to an elevating operation of the key top, wherein each of the links includes two arms, a connection portion that connects the two arms, two first shafts respectively formed at outer portions of the two arms, and two second shafts respectively formed at inner portions of the two arms, and wherein the key top includes at least four first support portions each being provided with a first guide groove in which the respective first shaft is slidable, and at least four second support portions each being provided with a second guide groove in which the respective second shaft is slidable.

The present invention provides a keyboard. The keyboard includes a circuit board, a key installing board, and a plurality of key switches, the circuit board is disposed opposite the key installing board, the key installing board is provided with a plurality of installation holes corresponding to the key switches, the plurality of key switches are movably clamped on the key installing board through the plurality of installation holes, each of the key switches has a conductor, the conductor extends in the direction of near the circuit board through an installation hole, the circuit board is provided with a plurality of connection terminals working with conductors of the plurality of key switches, the conductors of the plurality of key switches are contacted with the plurality of connected terminals of the circuit board. The key switches of the keyboard of the present invention are moveable, elongating use-life of the keyboard.

The present invention provides a keyboard. The keyboard includes a circuit board, a key installing board, and a plurality of key switches, the circuit board is disposed opposite the key installing board, the key installing board is provided with a plurality of installation holes corresponding to the key switches, the plurality of key switches are movably clamped on the key installing board through the plurality of installation holes, each of the key switches comprises a conductor, the conductor extends in the direction of near the circuit board through an installation hole, the circuit board is provided with a plurality of connection terminals working with conductors of the plurality of key switches, the conductors of the plurality of key switches are contacted with the plurality of connected terminals of the circuit board. The key switches of the keyboard of the present invention are moveable, elongating use-life of the keyboard.