Patent ID: 8317279

Claim:
An electronic assembly, comprising: a rack; two connecting arms, mounted on opposite sides of the rack, and spaced from and facing each other; a case comprising a supporting housing and a cover, the supporting housing sandwiched between the connecting arms and secured on the connecting arms, two tracks formed on lateral sides of the supporting housing, the cover forming two slideways which are spaced, the cover covering the supporting housing, and the two slideways enclosing the two tracks and being slidable along the tracks, respectively; and two guideways mounted on the connecting arms, respectively; wherein, the slideways of the cover slide along the tracks oriented toward the guideways, and engage with the guideways to make the cover slide away from the supporting housing; wherein each of the guideways comprises a mounting member mounted on the connecting arm and a guiding member extending from the mounting member, and the slideways are slidable along the guiding members; wherein the guiding member comprises a first spreading portion bent inwardly from a top end of the mounting member, a second spreading portion facing and spaced from the first spreading portion, a first transition portion sandwiched between the first and second spreading portions and connecting the inner ends of the first and second spreading portions, and a second transition portion extending downwardly from an outer end of the second spreading portion, and facing and spaced from the first transition portion.