JPH02144653U

JPH02144653U -

Info

Publication number: JPH02144653U
Application number: JP5291389U
Authority: JP
Priority date: 1989-05-08
Filing date: 1989-05-08
Publication date: 1990-12-07

Description

[Brief explanation of drawings]

第１図から第７図は本考案の一実施例を示し、
第１図は平面図、第２図は第１図における−
線断面図、第３図は第１図における−線断面
図、第４図は一部省略の正面図、第５図は第４図
における−線断面図、第６図は第１図におけ
る−線断面図、第７図は作用説明図である。
第８図は従来例を示す概略的な平断面図である。１…主通路、１ａ…出口、２，３，４，５…分
岐通路、８…第１のリブ、９…主通路に対向する
内壁面、１０…第２のリブ、１１…混合気の吹溜
まり部。 1 to 7 show an embodiment of the present invention,
Figure 1 is a plan view, Figure 2 is a - in Figure 1.
3 is a sectional view taken along the - line in FIG. 1, FIG. 4 is a partially omitted front view, FIG. 5 is a sectional view taken along the - line in FIG. 4, and FIG. 6 is a sectional view taken along the - line in FIG. The line sectional view and FIG. 7 are action explanatory views.
FIG. 8 is a schematic plan sectional view showing a conventional example. DESCRIPTION OF SYMBOLS 1... Main passage, 1a... Outlet, 2, 3, 4, 5... Branch passage, 8... First rib, 9... Inner wall surface facing main passage, 10... Second rib, 11... Air-fuel mixture blowing Reservoir.

Claims

[Scope of utility model registration request]

In a horizontally ventilated intake manifold in which a main passage is branched into at least four branch passages, first ribs that are continuous in the circumferential direction are provided on both sides of an outlet of the main passage and are opposed to the main passage. An intake manifold characterized in that second ribs are provided protrudingly on both sides of an inner wall surface, and an air-fuel mixture pool is provided inside the second ribs.