To provide a vehicular back door inner panel made of synthetic resin, which can improve the rigidity of corner portions without causing increase in part number and assembly man-hour.SOLUTION: A vehicular back door inner panel comprises a glass opening upper side part 20 lying on the vehicle upper side than a glass opening 10, a lower part 30 lying on the vehicle lower side than the glass opening 10 and having a pair of connection portions 32 to which a pair of left and right damper stays are attached, and a pair of glass opening side edge parts 40 connecting the glass opening upper side part 20 with the lower part 30. The glass opening side edge part 40 includes a corner portion 41 that lies at the upper end of the glass opening side edge part, is opened rearward of a vehicle and has an inner portion 41a and a bottom 41b. The corner portion 41 is provided with a plurality of upper reinforcement ribs 411 which are arranged radially from the inner portion 41a toward the outer periphery side of the corner portion 41 and each of which is connected with the bottom 41b, and an eaves rib 412 which connects two adjacent upper reinforcement ribs 411 with each other and protrudes rearward of the vehicle.SELECTED DRAWING: Figure 7

    【課題】 部品点数および組立工数の増加を招くことなく、コーナ部の剛性を向上させることが可能な合成樹脂製の車両用バックドアインナパネルを提供する。【解決手段】 ガラス開口10よりも車両上方の位置するガラス開口上辺部20と、ガラス開口10よりも車両下方に位置し、かつ左右一対のダンパステーが取り付けられる一対の連結部32を有する下部30と、ガラス開口上辺部20と下部30とを連結する一対のガラス開口側縁部40と、を備え、ガラス開口側縁部40は、その上端に位置し、かつ車両後方に向けて開口するとともに、内側部41aおよび底部41bを有するコーナ部41を含み、コーナ部41には、内側部41aからコーナ部41の外周側に向けて放射状に配置され、かつ各々が底部41bにつながる複数の上部補強リブ411と、隣り合う2つの上部補強リブ411を相互に連結し、かつ車両後方に向けて突出する庇リブ412と、が設けられている。【選択図】 図7


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    Title :

    VEHICULAR BACK DOOR INNER PANEL


    Additional title:

    車両用バックドアインナパネル


    Contributors:

    Publication date :

    2018-11-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge



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