To provide a seat back having a function that can reduce an impact on the cervical spine due to a rear-end collision and neck fatigue or low back pain at the time of long-distance travel and that can provide a support an affected part of an occupant having some sort of symptoms on the cervical spine or the lumbar spine from the back side when the occupant is seated.SOLUTION: The shape and position of each of a headrest, a neck pillow, and a seat back for a seating occupant can be adjusted, thereby supporting the S-shaped curvature of the head 13, the cervical spine 14, the thoracic spine 15, the lumber spine 16, and the sacral spine 17 in a side view from the back side of the seating occupant.SELECTED DRAWING: Figure 4
【課題】後部からの追突による頸部への衝撃や長距離移動時の首の疲れ・腰痛を軽減出来るとともに、頸椎や腰椎に何らかの症状を抱えている人の患部を着座時に背中側からのサポートを提供出来る機能を持ったシートバックを提供する。【解決手段】着座者のへドレスト部と、ネックピロティ部と、背もたれ部それぞれの形状や位置を調整可能にすることで、着座者の頭部13と、頸椎14と、胸椎15と、腰椎16と仙椎17を側面視したときのS字湾曲の形状を着座者の背中側から保持する。【選択図】図4
CUSTOM CUSHION-TYPE SEAT BACK
カスタムクッション式シートバック
2024-06-07
Patent
Electronic Resource
Japanese
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |