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Priority to ES123325UpriorityCriticalpatent/ES123325Y/en
Publication of ES123325UpublicationCriticalpatent/ES123325U/en
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Publication of ES123325YpublicationCriticalpatent/ES123325Y/en
Improved sofa bed comprising two half frames articulated to intermediate portions of the longitudinal sides to form the support frame of the bed frame characterized in that in the middle frame of the mentioned ones that it rotates and collapses on the other as the leaf of a book there are arranged two curved arms perpendicular to the stringers with their curved ends joined articulately to short arms that are solidly joined in turn to the frame of the backrest in such a way that they allow it to be placed in a plane parallel to the half frame supporting the mattress properly attached to the frame. Same so that in the twists and turns of this half frame when converting the sofa furniture in and bed and vice versa both parts form a solidary assembly being located and concealed said backrest in the lower part of the folding half frame when the furniture is used as a bed . (Machine-translation by Google Translate, not legally binding)
System of articulation and retention of the somier to the armor of sustainability, in transformable bed-furniture. (Machine-translation by Google Translate, not legally binding)