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Priority to ES1969145842UpriorityCriticalpatent/ES145842Y/en
Publication of ES145842UpublicationCriticalpatent/ES145842U/en
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Publication of ES145842YpublicationCriticalpatent/ES145842Y/en
Improved sofa bed, which is constituted by a rectangular frame or frame with an angular profile, from which four support legs emerge, it is characterized because on its sides are placed, later, fixed parts, in inverted u, whose ends are firmly anchored to the lateral references, so that the first section of the mattress, which has to be between said frame or frame, in the folded position of the furniture, has two braces that are articulated to the upper part of each u-piece or bridge, said base being composed of four parts articulated to each other, so that the second section comprising is articulated to the front of the sides of the frame, by means of two curved plates with the ability to turn, through said points of articulation . (Machine-translation by Google Translate, not legally binding)