To provide a door beam which enables weight reduction while securing an absorption amount of impact energy.SOLUTION: A door beam 1 includes an upper inner flange 10, a lower inner flange 20, an outer flange 30, an upper rib 40, and a lower rib 50. A thickness t30 of the outer flange 30 is larger than a thickness t10 of the upper inner flange 10 and a thickness t20 of the lower inner flange 20. A thickness of the upper rib 40 gradually increases from the outer flange 30 to the upper inner flange 10. A thickness of the lower rib 50 gradually increases from the outer flange 30 to the lower inner flange 20.SELECTED DRAWING: Figure 2

    【課題】衝撃エネルギーの吸収量を確保しつつ軽量化することが可能なドアビームを提供すること。【解決手段】ドアビーム1は、上側インナーフランジ10と、下側インナーフランジ20と、アウターフランジ30と、上側リブ40と、下側リブ50と、を備える。アウターフランジ30の厚さt30は、上側インナーフランジ10の厚さt10及び下側インナーフランジ20の厚さt20よりも大きい。上側リブ40の厚さは、アウターフランジ30から上側インナーフランジ10に向かうにしたがって次第に大きくなり、下側リブ50の厚さは、アウターフランジ30から下側インナーフランジ20に向かうにしたがって次第に大きくなる。【選択図】図2


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    Title :

    DOOR BEAM


    Additional title:

    ドアビーム


    Contributors:

    Publication date :

    2021-05-20


    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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