Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AF Sistemas SA
Original Assignee
AF Sistemas SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AF Sistemas SAfiledCriticalAF Sistemas SA
Priority to ES116939UpriorityCriticalpatent/ES116939Y/en
Publication of ES116939UpublicationCriticalpatent/ES116939U/en
Application grantedgrantedCritical
Publication of ES116939YpublicationCriticalpatent/ES116939Y/en
Metal chair with graduable backrest characterized in that under the seat of the chair and serving as a crosspiece to the tubular frame is fixed a bracket that is joined with welding screws or appropriate means that has a double pivoting point for the lower end of the support of the backrest and that in the proper place of its inter-branch space there is fixed a spring to bending or set of leaf springs that force out the aforementioned lower end with the result that the upper end that carries the backrest is forced inward with tendency to be placed on the vertical of the seat. (Machine-translation by Google Translate, not legally binding)
ES116939U1965-10-291965-10-29
METALLIC CHAIR WITH ADJUSTABLE BACKREST.
ExpiredES116939Y
(en)