JPH01125841U - - Google Patents
Info
- Publication number
- JPH01125841U JPH01125841U JP2109088U JP2109088U JPH01125841U JP H01125841 U JPH01125841 U JP H01125841U JP 2109088 U JP2109088 U JP 2109088U JP 2109088 U JP2109088 U JP 2109088U JP H01125841 U JPH01125841 U JP H01125841U
- Authority
- JP
- Japan
- Prior art keywords
- halves
- support
- cylinder
- crankcase
- bearing holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図面は本考案の一実施例を示すもので、本考案
クランクケースを備えた２サイクルエンジンの縦
断側面図、第２図は、第１図―線断面図、第
３図は、第１図線に沿う側面図、第４図は第１
図線に沿う一部破断平面図、第５図は第１図
―線に沿う部分断面図である。
Ｂ…シリンダブロツク、Ｃ…クランクケース、
Ｓ…クランク軸、Ｗ１，Ｗ２…ウエブ部、８，９
…左、右クランクケース半体、８ｂ，９ｂ…主体
部、８ｃ，９ｃ…軸受ホルダ部、８ｄ，９ｄ…シ
リンダ支持半部。
The drawings show one embodiment of the present invention; FIG. 2 is a longitudinal sectional side view of a two-stroke engine equipped with the crankcase of the present invention; FIG. 2 is a cross-sectional view along the line of FIG. Figure 4 is a side view along the
FIG. 5 is a partially cutaway plan view taken along the line of FIG. 1, and FIG. 5 is a partial sectional view taken along the line of FIG. B...Cylinder block, C...Crankcase,
S...Crankshaft, W1 , W2 ...Web part, 8, 9
... Left and right crankcase halves, 8b, 9b... Main body part, 8c, 9c... Bearing holder part, 8d, 9d... Cylinder support half part.
Claims (1)
スＣであつて、その上に取付けられるシリンダブ
ロツクＢのシリンダ軸線―に沿つて左、右に
２分割される左、右一対のクランクケース半体８
，９を一体に結合してなり、各クランクケース半
体８，９はクランク軸Ｓのウエブ部Ｗ１，Ｗ２を
収容する主体部８ｂ，９ｂと、該主体部８ｂ，９
ｂより一体に段状に屈曲形成されて、クランク軸
Ｓを回転自在に支承する軸受ホルダ部８ｃ，９ｃ
と、該軸受ホルダ部８ｃ，９ｃ上に一体に設けら
れて前記シリンダブロツクＢを支持するシリンダ
支持半体８ｄ，９ｄとを備えることを特徴とする
エンジンのクランクケース。 A pair of left and right crankcase halves 8, which is a crankcase C made of a press-formed metal plate and is divided into left and right halves along the cylinder axis of a cylinder block B mounted thereon.
.
Bearing holder portions 8c and 9c are integrally bent into a step shape from b and rotatably support the crankshaft S.
and cylinder support halves 8d, 9d that are integrally provided on the bearing holder parts 8c, 9c and support the cylinder block B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2109088U JPH01125841U (en) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2109088U JPH01125841U (en) | 1988-02-19 | 1988-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01125841U true JPH01125841U (en) | 1989-08-28 |
Family
ID=31238014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2109088U Pending JPH01125841U (en) | 1988-02-19 | 1988-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01125841U (en) |
-
1988
- 1988-02-19 JP JP2109088U patent/JPH01125841U/ja active Pending