Patent ID: 7325265

Claim:
A bed, comprising: a frame, first and second actuators coupled to the frame, first and second arcuate members each including a first end and a second end, and a plurality of deck sections including a movable upper section, a stationary middle section, and a movable lower section, the first end of the first arcuate member being coupled to the first actuator, the second end of the first arcuate member being coupled to the lower deck section, the first actuator being operable to rotate the first arcuate member to pivot the lower deck section around a natural hip pivot point of a person positioned on the bed, the first end of the second arcuate member being coupled to the second actuator, the second end of the second arcuate member being coupled to the upper deck section, the second actuator being operable to rotate the second arcuate member to pivot the upper deck section around the natural hip pivot point of a person positioned on the bed, wherein the first and second arcuate members are each supported by a plurality of rollers, wherein the plurality of rollers includes a pair of bottom rollers located substantially underneath each of the first and second arcuate members, wherein the bottom rollers each include a substantially v-shaped groove, and wherein the plurality of rollers includes a roller located in an arcuate slot of each arcuate member.