Head rest device
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.
1. A head rest device comprising:
a head rest main body including a core material which surrounds a casing; and
a partitioning plate partitioning inside the casing, and separating between an enclosure space and an accommodation space which is positioned below the enclosure space,
wherein a secondary battery is accommodated inside the accommodation space of the casing and is covered by the partitioning plate, and
the accommodation space of the casing has a guiding port that is formed on a bottom face of the casing and that penetrates the bottom face to open toward a lower side of the core material.
2. The head rest device according to claim 1 , wherein the accommodation space is placed at a lower part of the core material.
3. The head rest device according to claim 1 , wherein the accommodation space includes a groove for causing a wall face of the accommodation space to break when an internal pressure increases.
4. The head rest device according to claim 1 , wherein a protective cushioning material is provided on a surface of the core material and on a front side of the accommodation space.
5. The head rest device according to claim 1 , wherein a protective plate is provided on a front side of the accommodation space.
6. The head rest device according to claim 1 , wherein at least one speaker is disposed in the enclosure space of the casing.
7. The head rest device according to claim 1 , wherein a microphone is disposed in the enclosure space of the casing.