(57) Abstract Objective At the time of the back lifting the back lifting machine of the bed where the oppressive feeling is littleStructure is offered. Constitution To provide back frame component 5 in rim of back bottom 2, thisIn the fulcrum 6 of the intermediate section of back frame component 5 back bottom 2 time motionAlthough it supports possibly it approached to the concatenated section of waist bottom 3In position, frame through 7 and interlock axis 8, it concatenatesru. When back lifting link 10 is concatenated to aforementioned back frame component 5,Together, in this back lifting link 10 drive shaft 11 of the activation section connectionContinuation it does. In addition, back bottom in concatenated section of 2 and waist bottom 3 lengthThe channel 13 it Perforating lying between the slide axis 12 which facilities is done, back botomu 2 through connecting shaft 14 to the aforementioned long channel 13, sleeve unrestrictedly supportHolding it is possible also to do. Advantages In concatenated section vicinity of back bottom and waist bottom, appropriatenessIt to be possible to guarantee the space, as for the patient in the hip and the abdomen etcFeeling the oppressive feeling without, easily containment the body with the fact thatIt finishes.
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