Patent ID: 8843052

Claim:
A slide rail comprising: an outer rail including a first rail board and a pair of rims projecting from long sides of the first rail board, forming a pair of first grooves positioned on an inner side of the first rail board with opening sides of the first grooves facing each other; an inner rail inserted between the first grooves of the first rail board to be drawn out from the first rail board, the inner rail including: a second rail board shorter than the first rail board in a width direction perpendicular to the long side thereof, and a pair of rims projecting from long sides of the second rail board, forming a pair of second grooves positioned on an inner side of the second rail board with opening sides of the second grooves facing each other; a large-diameter roller held between the first grooves of the outer rail, and attached to a leading side of the second rail board in a direction in which the inner rail is inserted into the first grooves of the outer rail; and a small-diameter roller held between the second grooves of the inner rail, and attached to a leading side of the first rail board in a direction in which the inner rail is drawn out from the first grooves of the outer rail, wherein the first rail board includes a protruding portion extending along the long side thereof and protruding to an outer side opposite the inner side of the first rail board on which the large-diameter roller is disposed, and the second rail board includes a protruding portion extending along the long side thereof and protruding to an outer side opposite the inner side of the second rail board on which the small-diameter roller is disposed.