JPS6272437U - - Google Patents
Info
- Publication number
- JPS6272437U JPS6272437U JP16488385U JP16488385U JPS6272437U JP S6272437 U JPS6272437 U JP S6272437U JP 16488385 U JP16488385 U JP 16488385U JP 16488385 U JP16488385 U JP 16488385U JP S6272437 U JPS6272437 U JP S6272437U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- piston
- recess
- engine
- squishing
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 9
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
図面はこの考案の一実施例を示し、第１図はエ
ンジンの燃焼室構造を示す断面図、第２図は第１
図の―線矢視断面図、第３図はピストンの平
面図、第４図は従来の燃焼室構造を示す断面図で
ある。
３……燃焼室、９……ピストン、１０……スキ
ツシユゾーン、１１……凹部、１２……点火プラ
グ、Ｘ……シリンダ列方向、Ｙ……直交方向。
The drawings show one embodiment of this invention, with Fig. 1 being a sectional view showing the structure of the combustion chamber of the engine, and Fig. 2 showing the structure of the combustion chamber of the engine.
3 is a plan view of a piston, and FIG. 4 is a sectional view showing a conventional combustion chamber structure. 3... Combustion chamber, 9... Piston, 10... Squeeze zone, 11... Recess, 12... Spark plug, X... Cylinder row direction, Y... Orthogonal direction.
Claims (1)
面が略三角形状のペンタルーフ型燃焼室に形成す
る一方、 該燃焼室下方に位置し、燃焼室の一部を形成す
るピストン頂部に、上記ペンタルーフ型形状に沿
い、かつ、シリンダ列方向に延びるスキツシユゾ
ーンをピストン両側に形成すると共に、 該スキツシユゾーン間に凹部を形成したエンジ
ンの燃焼室構造であつて、 上記凹部を、シリンダ列方向にピストン端部ま
で延び、かつその外周がピストン外方に向かつて
広がるように湾曲する楕円形状に形成すると共に
、 上記凹部の底部を楕円の外周から内周に連れて
徐々に深さが深くなる球面状に形成し、かつ該凹
部の略中央に点火プラグを配設した エンジンの燃焼室構造。[Claims for Utility Model Registration] The combustion chamber is formed into a penta-roof type combustion chamber with a substantially triangular cross section in the direction perpendicular to the direction of the cylinder rows, and the A combustion chamber structure for an engine in which a squishing zone is formed on both sides of the piston along the pentaloof shape and extending in the cylinder row direction on the top of the piston, and a recess is formed between the squishing zones. , the recess is formed in an elliptical shape that extends in the cylinder row direction to the end of the piston and whose outer periphery is curved so as to widen toward the outside of the piston; A combustion chamber structure for an engine, in which the combustion chamber is formed into a spherical shape that gradually increases in depth, and a spark plug is disposed approximately in the center of the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16488385U JPH036827Y2 (en) | 1985-10-25 | 1985-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16488385U JPH036827Y2 (en) | 1985-10-25 | 1985-10-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6272437U true JPS6272437U (en) | 1987-05-09 |
| JPH036827Y2 JPH036827Y2 (en) | 1991-02-20 |
Family
ID=31094412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16488385U Expired JPH036827Y2 (en) | 1985-10-25 | 1985-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036827Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179128U (en) * | 1988-06-10 | 1989-12-22 | ||
| JPH035951U (en) * | 1989-05-31 | 1991-01-21 | ||
| JP2016121638A (en) * | 2014-12-25 | 2016-07-07 | マツダ株式会社 | Combustion chamber structure of direct injection engine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4851864B2 (en) * | 2006-06-23 | 2012-01-11 | 本田技研工業株式会社 | Direct fuel injection diesel engine |
-
1985
- 1985-10-25 JP JP16488385U patent/JPH036827Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179128U (en) * | 1988-06-10 | 1989-12-22 | ||
| JPH035951U (en) * | 1989-05-31 | 1991-01-21 | ||
| JP2016121638A (en) * | 2014-12-25 | 2016-07-07 | マツダ株式会社 | Combustion chamber structure of direct injection engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH036827Y2 (en) | 1991-02-20 |