PROBLEM TO BE SOLVED: To provide a seat member and a seat, comfortable to sit on, and having both deformability and restrictive property in excellent balance.SOLUTION: A seat member 1 includes a seat core material 2 comprising an urethane-based resin foam molding having a space part 21, and a particle group 3 of foam particles 31 filled in the space part 21. A seat includes the seat member as a seat cushion, a seat back or the like. The space part 21 has a flow area 4 of the particle group 3 inside. Preferably, the ratio of a bulk volume of the particle group 3 to the whole internal volume of the space part 21 is 0.2-0.8.SELECTED DRAWING: Figure 2

    【課題】変形性と拘束性とをバランス良く兼ね備え、座り心地のよいシート部材及びシートを提供すること。【解決手段】空間部21を有するウレタン系樹脂発泡成形体からなるシート芯材2と、空間部21内に充填された発泡粒子31の粒子群3とを備えるシート部材1及びこれをシートクッション、シートバック等として備えたシートである。空間部21内には該粒子群3の流動区域4を有する。空間部21の全内部容積に対する粒子群3の嵩体積の比は0.2〜0.8であることが好ましい。【選択図】図2


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    Title :

    SEAT MEMBER AND SEAT


    Additional title:

    シート部材及びシート


    Contributors:

    Publication date :

    2016-10-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    A47C Stühle , CHAIRS / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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