There is provided a head rest device 10 that does not impair safety of a seated person even when a secondary battery 35 is accommodated therein. An accommodation space 28 partitioned by a partitioning plate part 25 is provided inside a cushioning core material 12 of a head rest main body, and a secondary battery 35 is accommodated inside the accommodation space 28.
HEAD REST DEVICE
KOPFSTÜTZENVORRICHTUNG
DISPOSITIF D'APPUIE-TÊTE
2017-05-03
Patent
Elektronische Ressource
Englisch