Patent ID: 7696446

Claim:
A key structure comprising: a keycap, comprising a first engagement part and a first slide part; a base plate, comprising a second engagement part and a second slide part; and a support member engaging with the keycap and the base plate, the support member comprising a first brace and a second brace, the first brace crisscross engaging with the second brace, the first brace comprising a first end and a second end, the second brace comprising a third end and a fourth end, the first end engaging with the first engagement part, the second end sliding along the second slide part, the third end sliding along the first slide part, and the fourth end engaging with the second engagement part; wherein the third end comprises a connection part, and the connection part comprises at least one concave part or at least one hole, the third end comprises two protrusion parts protruding from two sides of the connection part and sliding along the first slide part, the connection part thereon defines a direction passing through the protrusion parts, the concave part has a cross-section extending along the defined direction and being a U-shape or a V-shape.