PROBLEM TO BE SOLVED: To suppress biting of a foreign matter to a link in a center folding seat back.SOLUTION: A center folding seat back S2 has: a pair of left and right lower side frames 6; a pair of left and right upper side frames 7 which are rotatably fitted to the lower side frames; an upper frame which is fitted to the upper side frame; an actuator 17 which is fixed to at least one of the lower side frames, and comprises an output part 17a which is linearly moved along the lower side frame; and a link 25 which comprises an upper end part combined to the upper side frame and a lower end part combined to the output part, and rotates the upper side frame according to movement of the output part. An upper end part of the lower side frame and a lower end part of the upper side frame are formed into a tabular shape such that both end parts are directed to the left and right and face each other. At least a part of the link is located between the upper end part of the lower side frame and the lower end part of the upper side frame.SELECTED DRAWING: Figure 3

    【課題】中折れシートバックにおいて、リンクへの異物の噛み込みを抑制する。【解決手段】中折れシートバックS2は、右一対のロアサイドフレーム6と、ロアサイドフレームに回動可能に取り付けられた左右一対のアッパサイドフレーム7と、アッパサイドフレームに接続されたアッパフレームと、ロアサイドフレームの少なくとも一方に固定され、ロアサイドフレームに沿って直進運動する出力部17aを備えたアクチュエータ17と、アッパサイドフレーム結合された上端部、及び出力部に結合された下端部を備え、出力部の運動に応じてアッパサイドフレームを回動させるリンク25とを有し、ロアサイドフレームの上端部及びアッパサイドフレームの下端部は、左右を向き、互いに対向する板状に形成され、リンクは、少なくとも一部がロアサイドフレームの上端部及びアッパサイドフレームの下端部の間に配置されている。【選択図】図3


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    Title :

    CENTER FOLDING SEAT BACK


    Additional title:

    中折れシートバック


    Contributors:

    Publication date :

    2018-08-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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