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Individual
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Priority to ES1968143359UpriorityCriticalpatent/ES143359Y/en
Publication of ES143359UpublicationCriticalpatent/ES143359U/en
Application grantedgrantedCritical
Publication of ES143359YpublicationCriticalpatent/ES143359Y/en
Suspension for seat and backrest of armchairs and the like, characterized essentially by being constituted by a plurality of spiral springs; mounted longitudinally on the seat frame, comprising two other side springs and two additional minor springs, to effect the tensioning of the corresponding sheath or upholstery, the backrest comprising a plurality of spiral springs, mounted in transverse direction and with a tension element of the chair arm or the like, mounted between the frame of the backrest and the strap on which said springs are mounted. (Machine-translation by Google Translate, not legally binding)
ES1968143359U1968-11-231968-11-23
SUSPENSION FOR SEAT AND BACK OF ARMCHAIRS AND THE LIKE.
ExpiredES143359Y
(en)