| 摘要 |
A body supporting furniture frame having two opposite longitudinal girders and a plurality of mutually parallel cross-girders disposed therebetween, wherein at least the edges of the cross-girders are provided with a lengthwise aperture in which a wire or bar is loosely inserted and the wires or bars are bent convexly upward in the longitudinal direction, and wherein the cross-section of each lengthwise aperture and the cross-section of the corresponding wire or bar are specially designed so that the wire or bar is blocked in the lengthwise aperture against rotation through an angle exceeding 90 DEG .
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