VEHICULAR SEAT

• Main Author: ETO YOSHITAKA
• Format: Patent
• Language: English; Japanese
• Published: 19.09.2019
• Subjects: BEDS; CHAIRS; COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HUMAN NECESSITIES; PERFORMING OPERATIONS; SEATS SPECIALLY ADAPTED FOR VEHICLES; SOFAS; SPICE MILLS; SUCTION CLEANERS IN GENERAL; TRANSPORTING; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDEDFOR; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

To provide a vehicular seat capable of suppressing occurrence of a submarine phenomenon regardless of a body type of an occupant.SOLUTION: A vehicular seat 10 comprises: a seat cushion 12 which has a seat cushion pad 20 capable of supporting the thigh parts D and hip B of the occupant P and including a hard part 22 positioned on a seat front side, and a hardness change part 24 for supporting the ischium S of the occupant P at a seat rear side of the hard part 22, and which is softened relative to the hard part in prediction or detection of collision by which the occupant P is inertially moved to a seat front side; and a seat back 14 coupled to an end on a seat rear side of the seat cushion 12. A boundary 22A of the hard part 22 and hardness change part 24 is inclined to a seat front side as advances downward of the seat from upward of the seat, in view from a seat width direction.SELECTED DRAWING: Figure 3 【課題】乗員の体型に関わらずサブマリン現象の発生を抑制できる車両用シートを得る。【解決手段】車両用シート１０は、乗員Ｐの大腿部Ｄ及び臀部Ｂを支持可能に構成され、シート前方側に位置する硬質部２２と、硬質部２２よりもシート後方側で乗員Ｐの坐骨Ｓを支持すると共に、乗員Ｐがシート前方側へ慣性移動する衝突の予知時又は検知時に硬質部よりも軟化される硬さ変化部２４と、を含むシートクッションパッド２０を備えたシートクッション１２と、シートクッション１２のシート後方側の端部に連結されたシートバック１４と、を有し、硬質部２２と硬さ変化部２４との境界部分２２Ａは、シート幅方向から見てシート上方からシート下方へ向かうにつれてシート前方側へ傾斜している。【選択図】図３