JPH0356853U - - Google Patents
Info
- Publication number
- JPH0356853U JPH0356853U JP11750289U JP11750289U JPH0356853U JP H0356853 U JPH0356853 U JP H0356853U JP 11750289 U JP11750289 U JP 11750289U JP 11750289 U JP11750289 U JP 11750289U JP H0356853 U JPH0356853 U JP H0356853U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- piston
- groove
- pin hole
- cooling cavity
- 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
- 238000001816 cooling Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000005068 cooling lubricant Substances 0.000 claims 1
- 239000000314 lubricant Substances 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/16—Pistons having cooling means
- F02F3/20—Pistons having cooling means the means being a fluid flowing through or along piston
- F02F3/22—Pistons having cooling means the means being a fluid flowing through or along piston the fluid being liquid
Description
第１図は本考案の一実施例を示す側断面図、第
２図はその底面図、第３図は本考案の他の実施例
を示す側断面図、第４図はその底面図である。
１…ピストン本体、２…冷却用空洞、２Ａ…流
入通路、２Ｂ…流出通路、３…ピンボス部、３Ａ
…ピストンピン孔、３Ｂ，３Ｃ…潤滑油溝、４…
オイルジエツト。
Fig. 1 is a side sectional view showing one embodiment of the invention, Fig. 2 is a bottom view thereof, Fig. 3 is a side sectional view showing another embodiment of the invention, and Fig. 4 is a bottom view thereof. . DESCRIPTION OF SYMBOLS 1... Piston body, 2... Cooling cavity, 2A... Inflow passage, 2B... Outflow passage, 3... Pin boss part, 3A
...Piston pin hole, 3B, 3C...Lubricating oil groove, 4...
oil jet.
Claims (1)
用潤滑油の流入通路および流出通路を有するピス
トンにおいて、ピストンピン孔に潤滑油溝を形成
し、該溝の溝底と前記流入通路および流出通路と
をそれぞれ連通したことを特徴とする内燃機関用
ピストン。 In a piston that has a cooling cavity and has an inflow passage and an outflow passage for cooling lubricant leading to the cooling cavity, a lubricant groove is formed in the piston pin hole, and the groove bottom of the groove and the inflow passage and outflow passage are formed in the piston pin hole. A piston for an internal combustion engine, characterized in that each of the pistons communicates with a passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11750289U JPH0356853U (en) | 1989-10-05 | 1989-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11750289U JPH0356853U (en) | 1989-10-05 | 1989-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0356853U true JPH0356853U (en) | 1991-05-31 |
Family
ID=31665717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11750289U Pending JPH0356853U (en) | 1989-10-05 | 1989-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0356853U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250046B2 (en) * | 1982-04-29 | 1990-11-01 | Mobil Oil |
-
1989
- 1989-10-05 JP JP11750289U patent/JPH0356853U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250046B2 (en) * | 1982-04-29 | 1990-11-01 | Mobil Oil |