Patent ID: 7372707

Claim:
A circuit board positioning mechanism, which is applicable to a circuit board installed on a housing and movable in a first direction, the circuit board position mechanism comprising: a plurality of first connecting portions disposed on the housing; and a positioning member, which comprises a body, a second connecting portion disposed on the body and movably connected with the first connecting portions, and a propping portion disposed at one side of the body for propping against the circuit board when the body moves in a second direction perpendicular to the first direction, thereby restricting the circuit board to move in the first direction so as to position the circuit board on the housing, wherein each of the first connecting portions comprises a column body and an umbrella head portion formed on top of the column body, the umbrella head portion having an outer diameter larger than that of the column body, and the second connecting portion is a slot having a width corresponding to the outer diameter of the column body, and wherein the propping portion protrudes from the body and comprises an opening portion connected with the slot of the second connecting portion.