Patent ID: 8278579

Claim:
A thin key structure, comprising: a keycap having an abutting post, a pressing surface arranged opposite to the abutting post, and a first side wall extending along a periphery of the pressing surface, the first side wall surrounding the pressing surface to form a hollow space, the abutting post being located in the hollow space, wherein the first side wall of the keycap is provided with a hook; a key body having a second side wall surroundingly forming a hollow chamber, the first side wall of the keycap being put in the hollow chamber, an inner of the second side wall being provided with at least two guiding portions symmetric with each other to correspond to the first side wall, wherein the second side wall is provided with a locking notch penetrating the second side wall, and the hook manipulatably passes through the locking notch and exposed out of the second side wall; a base for allowing the key body to be provided thereon; and an elastic piece located in the hollow chamber of the key body, one end of the elastic piece being fixed to the base, the other end of the elastic piece being brought into contact with the abutting post for bearing a pressure from the keycap and providing a restoring force for the keycap.