PROBLEM TO BE SOLVED: To provide a hollow molded article having a protrusion part with improved manufacturing efficiency.SOLUTION: A ventilation duct 3 (hollow molded article) includes: a main body 20 having a hollow part 30 in its inner side; and a protrusion part 33 which is provided at an end part of the main body 20 while being projected toward a direction crossing with a surface direction of the main body 20. An end face 51 of the main body 20 and end faces 53, 55 of the protrusion part 33 are linearly formed in a plan view. A cutter is moved linearly in a plan view from the end part of the main body 20 along the end part of the protrusion part 33 to perform cutting work, so that work for forming the end faces by removing burrs 61 of the protrusion part 33 can be done efficiently.SELECTED DRAWING: Figure 4

    【課題】凸部を有する中空成形品の製造効率を向上させた中空成形品を提供する。【解決手段】ベンチレーションダクト3(中空成形品)は、内方に中空部30を有する本体部20と、本体部20の端部に設けられ、本体部20の面方向に交差する方向に突出する凸部33と、を備えている。本体部20の端面51と凸部33の端面53,55とは平面視で直線状に形成されている。本体部20の端部から凸部33の端部に沿ってカッターを平面視で直線状に移動させる切断作業となり、凸部33のバリ61を切除して端面を形成する作業が効率的になる。【選択図】図4


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    Titel :

    HOLLOW MOLDED ARTICLE


    Weitere Titelangaben:

    中空成形品


    Beteiligte:
    ISHIKAWA KOJI (Autor:in)

    Erscheinungsdatum :

    2017-08-31


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F24F Klimatisierung , AIR-CONDITIONING



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