Patent ID: 8235611

Claim:
A key structure of a keyboard, comprising: a backplane being concaved a groove, a frame being disposed on the groove, two troughs being concaved respectively on two opposite inner sidewalls of the frame, two fixed bases and two positioning columns being oppositely disposed respectively on the outside of the frame, and two dents being formed adjacent to the positioning columns, respectively; a link bar, comprising a cross bar and two struts which extend vertically from the two ends of the cross bar; a key cap, in which a convex column is disposed inside, two buckles being disposed respectively on two opposite sides of the convex column, and two clips are disposed respectively on the opposite sides of the convex column to correspond to the two dents; wherein the clips are adapted to bond the link bar to the fixed bases of the backplane, hold two struts by guiding of the positioning columns, and combine the key cap with the backplane; the convex column plugging into the frame so that the buckles are engaged with the troughs, respectively, to combine the clips with the struts, and a spacing being kept between the strut and the backplane.