JPS591654U

JPS591654U - vehicle bumper

Info

Publication number: JPS591654U
Application number: JP9712082U
Authority: JP
Inventors: 伸敏清水; 中沢　恵二
Original assignee: 日産自動車株式会社
Priority date: 1982-06-28
Filing date: 1982-06-28
Publication date: 1984-01-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図および第２図は従来の車両用バンパーを示す図で
あり、第１図は断面図、第２図は分解斜視図である。第
３図は車両が歩行者と衝突した場合を示す図である。第
４図から第９図はこの考案の一実施例にかかる車両用バ
ンパーを示す図であり、第４図は車両の前面とともにバ
ンパーを示す斜視図、第５図は断面図、第６図は製造用
の金型をパリソンとともに示す図、第７図は金型により
成形された状態を示す断面図、第８図は軽荷重が負荷さ
れた場合の変形を示す断面図、第９１よ大荷重が負荷さ
れた場合の変形を示す断面図である。第１０図はこの考案のまた他の実施例にかかるバンパー
を示す斜視図、第１１図はこの考案のさらに他の実施例
にかかるバンパーを示す断面図である。第１２図から第
１５図はこの考案が適用され　　　′るバンパーの一態
様を示す図であり、第１２図は斜視図、第１３図は断面
図、第１４図は製造用の金型をパリソンとともに示す断
面図、第１５図は成形された状態を金型とと５に示す断
面図である。第１６図および第１７図はこの考案のバンパーが適用さ
れ得るバンパーの他の態様を示す図であり、−第１６図
は斜視図、第１７図は断面図である。第１８図はこの考
案のバンパーが適用され得るバンパーのさらに他の態様
を示す断面図である。第１９図はこの考案にかかるパン
共−と従前のバンパーとの荷重に対する変形特性を示す
図である。１１・・・車両、１２・・・バンパー、１３・・・サイ
ドメンバー（車体）、１７・・・リブ部、１７ａ・・・
横リブ、１７ｂ・・・縦リブ、１８・・・外殻部材、２
７・・・クロスメンバー（車体）。1 and 2 are views showing a conventional vehicle bumper, with FIG. 1 being a sectional view and FIG. 2 being an exploded perspective view. FIG. 3 is a diagram showing a case where a vehicle collides with a pedestrian. 4 to 9 are views showing a vehicle bumper according to an embodiment of the invention, in which FIG. 4 is a perspective view showing the bumper together with the front of the vehicle, FIG. 5 is a sectional view, and FIG. Figure 7 shows a manufacturing mold together with a parison, Figure 7 is a sectional view showing the state formed by the mold, Figure 8 is a sectional view showing deformation when a light load is applied, and Figure 91 is a sectional view showing deformation when a light load is applied. FIG. 3 is a cross-sectional view showing deformation when a load is applied. FIG. 10 is a perspective view showing a bumper according to another embodiment of the invention, and FIG. 11 is a sectional view showing a bumper according to still another embodiment of the invention. 12 to 15 are views showing one aspect of a bumper to which this invention is applied, in which FIG. 12 is a perspective view, FIG. 13 is a sectional view, and FIG. 14 is a parison of a manufacturing mold. FIG. 15 is a cross-sectional view showing the molded state of the mold. FIGS. 16 and 17 are views showing other embodiments of the bumper to which the bumper of the present invention can be applied, with FIG. 16 being a perspective view and FIG. 17 being a sectional view. FIG. 18 is a sectional view showing still another embodiment of a bumper to which the bumper of this invention can be applied. FIG. 19 is a diagram showing the deformation characteristics of the pan according to this invention and the conventional bumper under load. DESCRIPTION OF SYMBOLS 11... Vehicle, 12... Bumper, 13... Side member (vehicle body), 17... Rib part, 17a...
Horizontal rib, 17b... Vertical rib, 18... Outer shell member, 2
7...Cross member (vehicle body).

Claims

[Scope of utility model registration request]

A bumper for a vehicle, characterized in that the outer shell member has a hollow structure in which a highly rigid rib portion is integrally formed on one surface, and the surface of the outer shell member on which the rib portion is formed is disposed on the vehicle body side. .