Patent ID: 8613119

Claim:
An adjustable mattress, comprising: a carrier having a bed surface, a bottom surface, a plurality of first flexible members, and a plurality of second flexible members, the plurality of first flexible members and the plurality of second flexible members uniformly distributed in the carrier, each of the first flexible members and each of the second flexible members encased in a package to form a flexible support unit, and a first bearing point in a stretchable direction of each of the first flexible members connecting to the bed surface and a second bearing point in a stretchable direction of each of the first flexible members connecting to the bottom surface to support a weight from the bed surface; and a foundation having a moving plate and a lifting device within and supporting the bottom surface of the carrier, the moving plate supporting bottoms of the second flexible members and being driven by the lifting device upward and downward to change positions of the bottoms of the second flexible members and adjust a supporting force of the mattress through the second flexible members.