The seat (1) has a backrest (3) articulated on a base (2), where the base and the backrest are guided by a structural frame. The backrest comprises a lower part (31) and an upper part (32). An articulation unit of the backrest is adapted to modify an angle formed between the lower and upper parts according to a position of the base in the frame. A lumbar support (5) is mounted on the lower part. An adjusting device adjusts depth of the lumbar support and automatically controls depth of the support according to the angle formed between the parts.
Siège passager pour véhicule ferroviaire de transport comportant un dispositif de réglage du support lombaire
Passenger seat for railway transport vehicle comprising a device for adjusting the lumbar support
Passagiersitz für Transportschienenfahrzeug, der mit einer Reguliervorrichtung für die Lordosenstütze ausgestattet ist
2016-05-25
Patent
Elektronische Ressource
Französisch
REGLAGE LOMBAIRE POUR DOSSIER DE SIEGE DE VEHICULE AUTOMOBILE
Europäisches Patentamt | 2017
|SIEGE A SUPPORT LOMBAIRE ET VEHICULE COMPORTANT UN TEL SIEGE
Europäisches Patentamt | 2020
|Europäisches Patentamt | 2016
|SYSTEME D'ALERTE POUR PASSAGER D'UN VEHICULE FERROVIAIRE
Europäisches Patentamt | 2023
|SYSTÈME D'ALERTE POUR PASSAGER D'UN VÉHICULE FERROVIAIRE
Europäisches Patentamt | 2020
|