JPS63121749U - - Google Patents
Info
- Publication number
- JPS63121749U JPS63121749U JP1220287U JP1220287U JPS63121749U JP S63121749 U JPS63121749 U JP S63121749U JP 1220287 U JP1220287 U JP 1220287U JP 1220287 U JP1220287 U JP 1220287U JP S63121749 U JPS63121749 U JP S63121749U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder block
- bearing member
- block
- skirt
- rib
- 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.)
- Granted
Links
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第1図はこの考案のシリンダブロツク構造の好
適一実施例を示す縦断面図、第2図は第1図の
―線矢視図、第3図乃至第6図は従来例を示す
縦断面図である。
図中、1はシリンダブロツク、2はブロツクス
カート、3はリブ部材、4はクランク軸、5は上
部の軸受部材、9は下部の軸受部材、13a,1
3bはくさび部分、14a,14bは係合部であ
る。
Fig. 1 is a vertical sectional view showing a preferred embodiment of the cylinder block structure of this invention, Fig. 2 is a view taken along the line - - in Fig. 1, and Figs. 3 to 6 are longitudinal sectional views showing conventional examples. It is. In the figure, 1 is a cylinder block, 2 is a block skirt, 3 is a rib member, 4 is a crankshaft, 5 is an upper bearing member, 9 is a lower bearing member, 13a, 1
3b is a wedge portion, and 14a and 14b are engaging portions.
Claims (1)
てボルト締付すると共に、上部の軸受部材をシリ
ンダブロツクのブロツクスカートを補強するリブ
部材に一体的に設け、下部の軸受部材を上部の軸
受部材との締付時に上記リブ部材と係合してブロ
ツクスカートを開方向に付勢するようにくさび形
に形成したことを特徴とするシリンダブロツク構
造。 The bearing member that supports the crankshaft is divided into upper and lower halves and bolted together, and the upper bearing member is integrally provided with the rib member that reinforces the block skirt of the cylinder block, and the lower bearing member is connected to the upper bearing member. A cylinder block structure characterized in that the cylinder block is formed in a wedge shape so as to engage with the rib member and bias the block skirt in the opening direction when the cylinder block is tightened.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987012202U JPH0618050Y2 (en) | 1987-01-31 | 1987-01-31 | Cylinder block structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987012202U JPH0618050Y2 (en) | 1987-01-31 | 1987-01-31 | Cylinder block structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63121749U true JPS63121749U (en) | 1988-08-08 |
JPH0618050Y2 JPH0618050Y2 (en) | 1994-05-11 |
Family
ID=30800114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987012202U Expired - Lifetime JPH0618050Y2 (en) | 1987-01-31 | 1987-01-31 | Cylinder block structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0618050Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02120507A (en) * | 1988-10-31 | 1990-05-08 | Mazda Motor Corp | Crank shaft supporting structure for engine |
JP2007333170A (en) * | 2006-06-19 | 2007-12-27 | Mitsubishi Heavy Ind Ltd | Main bearing mounting structure |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55100042U (en) * | 1978-12-29 | 1980-07-11 | ||
JPS5781458U (en) * | 1980-11-07 | 1982-05-20 | ||
JPS59163152U (en) * | 1983-04-19 | 1984-11-01 | 日産自動車株式会社 | cylinder block of internal combustion engine |
-
1987
- 1987-01-31 JP JP1987012202U patent/JPH0618050Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55100042U (en) * | 1978-12-29 | 1980-07-11 | ||
JPS5781458U (en) * | 1980-11-07 | 1982-05-20 | ||
JPS59163152U (en) * | 1983-04-19 | 1984-11-01 | 日産自動車株式会社 | cylinder block of internal combustion engine |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02120507A (en) * | 1988-10-31 | 1990-05-08 | Mazda Motor Corp | Crank shaft supporting structure for engine |
JP2007333170A (en) * | 2006-06-19 | 2007-12-27 | Mitsubishi Heavy Ind Ltd | Main bearing mounting structure |
Also Published As
Publication number | Publication date |
---|---|
JPH0618050Y2 (en) | 1994-05-11 |