JPH0272345U - - Google Patents
Info
- Publication number
- JPH0272345U JPH0272345U JP1988150067U JP15006788U JPH0272345U JP H0272345 U JPH0272345 U JP H0272345U JP 1988150067 U JP1988150067 U JP 1988150067U JP 15006788 U JP15006788 U JP 15006788U JP H0272345 U JPH0272345 U JP H0272345U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- view
- piston ring
- irradiated
- 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
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000630 rising effect Effects 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
- F02F1/00—Cylinders; Cylinder heads
- F02F2001/006—Cylinders; Cylinder heads having a ring at the inside of a liner or cylinder for preventing the deposit of carbon oil particles, e.g. oil scrapers
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図〜第４図は本考案の一実施例を示すもの
で、第１図は要部を示す部分断面図、第２図は第
１図中に円Ｃで囲つた部分を示す断面図、第３図
は削り突起を拡大して示す同じく断面図、第４図
はピストンが上昇工程にあるときの状態を示す同
じく断面図、第５図および第６図は従来例を示す
もので、第５図は一般の自動車用エンジンの部分
断面図、第６図はカラーを埋め込んだタイプのも
のを示す断面図である。
２…ピストン、２１…シリンダ、２２…シリン
ダブロツク、２２ａ…シリンダブロツクの内周面
、２５ａ…トツプリング（ピストンリング）、２
７…削り突起。
Figures 1 to 4 show an embodiment of the present invention, with Figure 1 being a partial sectional view showing the main parts, and Figure 2 being a sectional view showing the part surrounded by circle C in Figure 1. , FIG. 3 is a sectional view showing an enlarged cutting protrusion, FIG. 4 is a sectional view showing the state when the piston is in the rising process, and FIGS. 5 and 6 show a conventional example. FIG. 5 is a partial sectional view of a general automobile engine, and FIG. 6 is a sectional view of a type with a built-in collar. 2... Piston, 21... Cylinder, 22... Cylinder block, 22a... Inner peripheral surface of cylinder block, 25a... Top ring (piston ring), 2
7...Shaving protrusion.
Claims (1)
をその内部で往復させるシリンダにおいて、その
内周面に、エネルギビームを照射されてなり、上
死点に達した上記ピストンの上記ピストンリング
よりも上側の部位に対向し、ピストンの外周面と
の間のクリアランス内で突出する削り突起を設け
たことを特徴とするシリンダ。 In a cylinder in which a piston with a piston ring fitted on its outer periphery reciprocates inside the cylinder, the inner periphery of the cylinder is irradiated with an energy beam, and the part of the piston above the piston ring that has reached top dead center A cylinder characterized by being provided with a cut protrusion that faces the piston and protrudes within the clearance between the piston and the outer circumferential surface of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988150067U JPH0272345U (en) | 1988-11-17 | 1988-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988150067U JPH0272345U (en) | 1988-11-17 | 1988-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272345U true JPH0272345U (en) | 1990-06-01 |
Family
ID=31422874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988150067U Pending JPH0272345U (en) | 1988-11-17 | 1988-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272345U (en) |
-
1988
- 1988-11-17 JP JP1988150067U patent/JPH0272345U/ja active Pending