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Individual
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Individual
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Priority to ES1973188898UpriorityCriticalpatent/ES188898Y/en
Publication of ES188898UpublicationCriticalpatent/ES188898U/en
Application grantedgrantedCritical
Publication of ES188898YpublicationCriticalpatent/ES188898Y/en
Improved folding chair, of the type comprising a tubular frame formed by three "U" bridges, members respectively of the backrest frame and front legs, rear legs and seat frame, whose bridges are articulated together in scissor organization, essentially characterized due to the fact that on the back of the seat rule plate there is provided a longitudinal groove in which the head of a pin is fixed and slides to the base section of the bridge constituting the previous legs, defining the ends of this groove the stops that establish the extreme positions of assembly and folding of the chair, and said groove comprising a transverse hole for the exit of the air contained in the material of the seat lining. (Machine-translation by Google Translate, not legally binding)