Patent ID: 8240790

Claim:
A slide rail comprising: a first slide comprising a first main plate and two first side parts symmetrically placed on two opposite sides of the first main plate, wherein inner sides of the two first side parts define a first recess therein; and a second slide comprising: a main body slidably engaged in the first recess of the first slide, and comprising a second main plate and two second side parts symmetrically placed on two opposite sides of the second main plate, wherein inner sides of the two side parts define a second recess therein; an extending body comprising a third main plate and two third side parts symmetrically placed on two opposite sides of the third main plate; wherein the third main plate comprises a first plate and a second plate extending from an end of the first plate along a longitudinal direction of the first plate, each of the third side parts comprises a first part portion extending from a side of the first plate, and a second part portion extending from a side of the second plate, the first part portions and the first plate are slidably engaged in the second recess of main body, the second part portions and the second plate are stopped from entering the second recess by the second side parts, and directly engaged in the first recess of the first slide.