Patent ID: 7975348

Claim:
A hinge comprising a guiding component having a base having a top; a free end; a pivoting end opposite to the free end; and a pivoting portion formed on the pivoting end; a track mounted on the top of the base near the free end and having two sides; and two wings protruding out respectively and traversely from the two sides and each wing of the track having multiple gaps extending forward the top of the base, and each gap of one wing corresponding to one gap of the other wing; and multiple notches formed on the edge of the wing; a sliding component slidably mounted around the track of the guiding component and having two ends; a bottom; and two recesses formed on the bottom, opposite to each other and respectively mounted around the two wings, wherein the track further has multiple rollers each mounted in two corresponding gaps of the two wings and across the two wings; and two fixed bearings each mounted around one of the two wings and in one of the recesses of the sliding component and having a slit mounted around a corresponding wing; and multiple bulges each formed in the slit of each fixed bearing and mounted in one of the multiple notches; and a pivoting device mounted pivotally to the pivoting portion of the base of the guiding component.