JPS6335677U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図は自動車
の下部車体構造の全体構成を示す斜視図、第２図
は車体後部の構造を一部省略して示す斜視図、第
３図は車体後部の構造を示す分解斜視図、第４図
はトンネル部とリヤクロスメンバの関係を示す前
後方向の縦断面図、第５図は同横断面図である。 ２……トンネル部、３……リヤクロスメンバ、
３ａ……前壁、３ｃ……後壁、３ｅ，３ｆ……凹
部。 The drawings show an embodiment of the present invention; FIG. 1 is a perspective view showing the overall structure of the lower body structure of an automobile, FIG. FIG. 4 is an exploded perspective view showing the structure of the rear part, FIG. 4 is a vertical cross-sectional view in the front-rear direction showing the relationship between the tunnel portion and the rear cross member, and FIG. 5 is a cross-sectional view thereof. 2...Tunnel section, 3...Rear cross member,
3a...front wall, 3c...rear wall, 3e, 3f...recess.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車体中央を前後方向に延びるトンネル部と、車
体後部で車幅方向に延びる閉断面形状のクロスメ
ンバとを備えた自動車において、上記クロスメン
バの車幅方向の中央部に下向きに開口した凹部が
設けられていて、この凹部において上記トンネル
部がクロスメンバの前壁を貫通し、このクロスメ
ンバの前壁と後壁に対して接合されていることを
特徴とする自動車の下部車体構造。 In an automobile equipped with a tunnel portion extending in the front-rear direction at the center of the vehicle body and a cross member having a closed cross-section shape extending in the vehicle width direction at the rear of the vehicle body, a recess portion opening downward is provided in the center portion of the cross member in the vehicle width direction. A lower vehicle body structure for an automobile, wherein the tunnel portion penetrates the front wall of the cross member in the recessed portion and is joined to the front wall and rear wall of the cross member.