Patent ID: 8614401

Claim:
A keyswitch comprising: a base; a circuit board disposed on the base, the circuit board having a switch; a resilient support member disposed on the circuit board, a first exhaust hole is formed on a bottom of the resilient support member, the resilient support member comprising a trigger portion, a resilient portion and a support portion, the resilient portion connecting the trigger portion and the support portion, the trigger portion facing the switch; a film disposed between the resilient support member and the circuit board, a second exhaust hole being formed on the film; and a key cap disposed on the resilient support member; wherein the support portion supports the key cap over the base, when the key cap is pressed, the trigger portion triggers the switch and the resilient portion provides an elastic force for the key cap, and air between the key cap and the resilient support member is exhausted through the first exhaust hole and the second exhaust hole.