Articulating bed frame

(57) Summary bedframe (10) contains a plinth frame (12) and the top frame (40) which has a joint. A plinth frame (12) includes the side which faced the head side end and the leg side end, has been arranged, and was prolonged in the direction of Nagate. The top frame (40) which has a joint is generally equipped with the frame component for parts (46), and the frame component for the legs (48) with the frame component for the upper part of the body (42), and the frame component for seats (44). The plinth frame (12) is equipped with the top frame (40) which has a joint so that the top frame (40) which has a joint to a plinth frame (12) may move in the direction of Nagate. If the frame component for the upper part of the body (42) inclines, the first drive assembly object (50) for making it go up and down the frame component for the upper part of the body (42) includes the link connected with the component for the upper part of the body (42) so that the top frame (40) which has a joint to a plinth frame (12) may move. If the frame component for the thighs (46) inclines up, the second drive assembly object (52) for making it go up and down the frame component for the thighs (46) includes the link connected with the component for the legs (42) so that the frame component for the legs (48) may move below.