To provide a construction machinery cabin capable of improving the upper front view.SOLUTION: The construction machinery cabin includes: left and right front pillars 12; left and right roof beams 16 connected to the left and right front pillars respectively; and a front header 17 that connects spanning left and right connection parts 60 that are connected by the front pillars and roof beam. The front header has multiple header pieces 70 spaced apart vertically when viewed from an eye point P, the multiple header pieces have header cross-sectional center lines C1 to C3 extending from the eye point in side view and has a flat cross-sectional shape that the front and back width in the direction of the header cross-section center line is larger than the vertical width in the direction perpendicular to the header cross-sectional center line.SELECTED DRAWING: Figure 5

    【課題】前方上部の視界を向上する。【解決手段】建設機械のキャビンは、左右のフロントピラー12と、左右のフロントピラーにそれぞれ接続された左右のルーフビーム16と、フロントピラーおよびルーフビームが接続する左右の接続部60を掛け渡して連結するフロントヘッダ17とを備える。フロントヘッダは、アイポイントPから見たときに上下方向に離間された複数のヘッダ片70を有し、複数のヘッダ片は、側面視において、アイポイントから延びるヘッダ断面中心線C1~C3を有すると共に、ヘッダ断面中心線の方向における前後幅が、ヘッダ断面中心線に直角な方向における上下幅よりも大きい扁平な断面形状を有する。【選択図】図5


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    Title :

    CONSTRUCTION MACHINERY CABIN


    Additional title:

    建設機械のキャビン


    Contributors:

    Publication date :

    2024-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    E02F Baggern , DREDGING / B62D MOTOR VEHICLES , Motorfahrzeuge



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