Patent ID: 8362667

Claim:
A multi-stage sliding structure of a handheld device, suitable for allowing a main body and a cover of the handheld device to slide with respect to each other, the structure comprising: a first sliding block having at least one first groove for containing a first magnetic strip; a second sliding block having at least one second groove adapted to match the first groove in terms of position and shape, the second groove for containing at least two second magnetic strips which are continually spaced apart in the second groove, and wherein directions of magnetic poles of the second magnetic strips correspond with directions of respective magnetic poles of the first magnetic strip, wherein the first groove, the second groove, the first magnetic strip, and the second magnetic strips are all arc-shaped with a same radian; and an engagement structure comprising a first structure of the first sliding block and a second structure of the second sliding block matching the first structure, wherein the two structures are disposed on outer sides of the first groove and the second groove respectively, and the engagement structure is for enabling the first and the second sliding blocks to engage with each other and slide with respect to each other.