JPH0319449U

JPH0319449U -

Info

Publication number: JPH0319449U
Application number: JP8030589U
Authority: JP
Priority date: 1989-07-07
Filing date: 1989-07-07
Publication date: 1991-02-26
Anticipated expiration: 2004-07-07
Also published as: JPH0746754Y2

Description

[Brief explanation of drawings]

図面は本考案エンジンブロツクの一実施例を示
すもので、第１図は、第２図−線に沿つて要
部を縦断して示すエンジンの全体側面図、第２図
は第１図−線に沿うエンジンの縦断面図、第
３図は、第１図−線に沿うエンジンの部分拡
大縦断面図、第４図は、第２図−線に沿うシ
リンダブロツクの上面図、第５図は、第２図−
線に沿うシリンダブロツクの底面図、第６図は
、第２図−線に沿うロアーケースの上面図、
第７図は、第２図−線に沿うロアーケースの
底面図、第８図は、第２図線矢視のシリンダブ
ロツク側面図、第９図は、第２図部の拡大図、
第１０図は、シリンダブロツクおよびロアーケー
スの分解斜視図、第１１図は剛性膜部材および剛
性底板の分解斜視図、第１２図は従来のエンジン
ブロツクの部分拡大図である。ｆｌ……フランジ部、９_１，９_２，３５_１，３
５_２……剛性膜部材、１６，１６_１……骨材とし
ての縦梁骨材、１７，１７_１……骨材としての柱
骨材、３８，３８_１……骨材としての縦梁骨材、
３９，３９_１……骨材としての柱骨材。 The drawings show one embodiment of the engine block of the present invention, and FIG. 1 is an overall side view of the engine taken longitudinally along the line in FIG. 2, and FIG. 3 is a partially enlarged vertical sectional view of the engine taken along the line of FIG. 1, FIG. 4 is a top view of the cylinder block taken along the line of FIG. 2, and FIG. , Fig. 2-
Figure 6 is a bottom view of the cylinder block along the line, and Figure 2 is a top view of the lower case along the line.
7 is a bottom view of the lower case along the line in FIG. 2, FIG. 8 is a side view of the cylinder block as seen from the arrow in FIG. 2, and FIG. 9 is an enlarged view of the section in FIG.
FIG. 10 is an exploded perspective view of a cylinder block and lower case, FIG. 11 is an exploded perspective view of a rigid membrane member and a rigid bottom plate, and FIG. 12 is a partially enlarged view of a conventional engine block. fl...flange part, 9 ₁ , 9 ₂ , 35 ₁ , 3
5 ₂ ... Rigid membrane member, 16,16 ₁ ... Longitudinal beam aggregate as aggregate, 17,17 ₁ ... Column aggregate as aggregate, 38,38 ₁ ... Longitudinal beam bone as aggregate wood,
39,39 ₁ ...Column aggregate as aggregate.

Claims

[Scope of utility model registration request]

Both outer walls along the crankshaft direction are made of aggregate 16,
17; 16 ₁ , 17 ₁ ; 38, 39; 38 ₁ , 3
9 ₁ is formed in a lattice shape, and plate-shaped rigid membrane members 9 ₁ ; 9 ₂ are provided on the outer surface of the outer wall, respectively.
In the engine block of a multi-cylinder engine constructed by joining 35 ₁ ; 35 ₂ , the aggregate 1
6, 17; 16 ₁ , 17 ₁ ; 38, 39; 38 ₁ , 39 ₁ , a flange portion fl extending from one side along the surface of the rigid membrane member 9 ₁ ; 9 ₂ ; 35 ₁ ; 35 ₂ is integrally provided on the outside of the aggregate 1.
6, 17; 16 ₁ , 17 ₁ ; 38, 39; 38 ₁ , 39 ₁ and the outer surfaces of the flange portions fl form joint surfaces with the rigid membrane members 9 ₁ ; 9 ₂ ; 35 ₁ ; 35 ₂ .