JPH0256840U - - Google Patents
Info
- Publication number
- JPH0256840U JPH0256840U JP2058089U JP2058089U JPH0256840U JP H0256840 U JPH0256840 U JP H0256840U JP 2058089 U JP2058089 U JP 2058089U JP 2058089 U JP2058089 U JP 2058089U JP H0256840 U JPH0256840 U JP H0256840U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- notch
- injection nozzle
- view
- showing
- 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
- Means For Warming Up And Starting Carburetors (AREA)
Description
第１図は本考案のピストン構造をガソリン機関
に適用した第１実施例を示す要部断面図、第２図
はこの実施例のピストン構造を示す縦断面図、第
３図は第２図の―線断面図、第４図は第２図
のＡ矢視図、第５図はこの考案の第２実施例を示
す部分断面図、第６図はこのピストンの底面図、
第７図はこの考案の第３実施例を示す正面図、第
８図はこの考案の第４実施例を示す正面図、第９
図は第８図の―線断面図、第１０図はこの実
施例における補強部を溶接固定した状態を示す第
８図の―線断面図、第１１図は従来のピスト
ン構造を示す断面図である。
１０……ピストン、１３……噴射ノズル、１４
……シリンダボア、１４ａ……下端部、１５……
スカート部、１７……切欠部、１８，１９，２０
，２１……補強部。
Fig. 1 is a sectional view of a main part showing a first embodiment in which the piston structure of the present invention is applied to a gasoline engine, Fig. 2 is a longitudinal sectional view showing the piston structure of this embodiment, and Fig. 3 is a sectional view of the piston structure of this embodiment. - Line sectional view, Figure 4 is a view taken in the direction of arrow A in Figure 2, Figure 5 is a partial sectional view showing the second embodiment of this invention, Figure 6 is a bottom view of this piston,
Fig. 7 is a front view showing the third embodiment of this invention, Fig. 8 is a front view showing the fourth embodiment of this invention, and Fig. 9 is a front view showing the fourth embodiment of this invention.
The figure is a cross-sectional view taken along the line -- in Fig. 8, Fig. 10 is a cross-sectional view taken along the line - - in Fig. 8 showing a state in which the reinforcing portion in this embodiment is welded and fixed, and Fig. 11 is a cross-sectional view showing the conventional piston structure. be. 10... Piston, 13... Injection nozzle, 14
...Cylinder bore, 14a...Lower end, 15...
Skirt part, 17... Notch part, 18, 19, 20
, 21... Reinforcement part.
Claims (1)
ズルから冷却用油が供給されるピストンにおいて
、上記ピストンのスカート部に、該ピストンの下
死点位置付近で上記噴射ノズルを収納する切欠部
を形成すると共に、該切欠部の周囲に補強部を設
けたことを特徴とする内燃機関のピストン構造。 In a piston to which cooling oil is supplied from an injection nozzle provided near a lower end of a cylinder bore, a notch is formed in a skirt portion of the piston to accommodate the injection nozzle near a bottom dead center position of the piston. A piston structure for an internal combustion engine, characterized in that a reinforcing portion is provided around the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989020580U JPH087074Y2 (en) | 1988-05-31 | 1989-02-23 | Piston structure of internal combustion engine |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7247188 | 1988-05-31 | ||
| JP63-72471 | 1988-05-31 | ||
| JP8017188 | 1988-06-17 | ||
| JP63-80171 | 1988-06-17 | ||
| JP1989020580U JPH087074Y2 (en) | 1988-05-31 | 1989-02-23 | Piston structure of internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0256840U true JPH0256840U (en) | 1990-04-24 |
| JPH087074Y2 JPH087074Y2 (en) | 1996-02-28 |
Family
ID=31721105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989020580U Expired - Lifetime JPH087074Y2 (en) | 1988-05-31 | 1989-02-23 | Piston structure of internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH087074Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0538340U (en) * | 1991-10-25 | 1993-05-25 | いすゞ自動車株式会社 | Internal combustion engine pistons |
| WO2007063889A1 (en) * | 2005-11-29 | 2007-06-07 | Hino Motors, Ltd. | Lubricating structure of engine |
| JP2010525220A (en) * | 2007-04-27 | 2010-07-22 | マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング | Piston for internal combustion engine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6427454U (en) * | 1987-08-07 | 1989-02-16 |
-
1989
- 1989-02-23 JP JP1989020580U patent/JPH087074Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6427454U (en) * | 1987-08-07 | 1989-02-16 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0538340U (en) * | 1991-10-25 | 1993-05-25 | いすゞ自動車株式会社 | Internal combustion engine pistons |
| WO2007063889A1 (en) * | 2005-11-29 | 2007-06-07 | Hino Motors, Ltd. | Lubricating structure of engine |
| JP2007146780A (en) * | 2005-11-29 | 2007-06-14 | Hino Motors Ltd | Engine lubrication structure |
| US7827942B2 (en) | 2005-11-29 | 2010-11-09 | Hino Motors, Ltd. | Lubrication structure for engine |
| JP2010525220A (en) * | 2007-04-27 | 2010-07-22 | マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング | Piston for internal combustion engine |
| JP2014025480A (en) * | 2007-04-27 | 2014-02-06 | Mahle Internatl Gmbh | Piston for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH087074Y2 (en) | 1996-02-28 |