Patent ID: 8714993

Claim:
A button structure, comprising: a key cap; a first supporting member, connected to a bottom of the key cap, comprising a first bending portion and a second bending portion, wherein the first supporting member comprises a first arm, a second arm and a first connecting rod, the first connecting rod is for supporting the key cap and connects between the first arm and the second arm, and the first bending portion is located at the first arm and the second bending portion is located at the second arm, the first arm and the second arm are differently shaped; a second supporting member, connected to the bottom of the key cap, cross-connected with the first supporting member, comprising a third bending portion and a fourth bending portion, the third bending portion passing through the first bending portion and abutting an inside of the first bending portion, the second bending portion passing through the fourth bending portion and abutting an inside of the fourth bending portion; an elastomer, located below the key cap, for supporting the key cap; and a base plate, for supporting the first supporting member, the second supporting member and the elastomer; wherein, the key cap moves up and down through operations of the first supporting member, the second supporting member and the elastomer.