JPS639442U - - Google Patents
Info
- Publication number
- JPS639442U JPS639442U JP10211886U JP10211886U JPS639442U JP S639442 U JPS639442 U JP S639442U JP 10211886 U JP10211886 U JP 10211886U JP 10211886 U JP10211886 U JP 10211886U JP S639442 U JPS639442 U JP S639442U
- Authority
- JP
- Japan
- Prior art keywords
- piston ring
- piston
- ring
- combustion engine
- internal combustion
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 description 3
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の第１実施例に係る内燃機関の
ピストンリング構造の要部断面図、第２図は第１
図の装置における中間ピストンリングの合い口部
近傍の斜視図、第３図は本考案の第２実施例に係
る内燃機関のピストンリング構造の要部断面図、
第４図は従来のピストンリング構造の一例を示し
た断面図、第５図は第４図におけるピストンリン
グの回り止め手段の斜視図、第６図は従来のピス
トンリングの回り止め手段の別の例を示す断面図
、である。
１２……ピストン、１３……ピストンリング溝
、１４……オイルリング溝、１５，１５′……第
１のピストンリング、１６，１６′……第２のピ
ストンリング、１７，１７′……中間ピストンリ
ング、１８……中間ピストンリングの合い口部、
１８ａ……切欠部、２０……回り止め手段として
のガイドピン。
FIG. 1 is a sectional view of a main part of a piston ring structure for an internal combustion engine according to a first embodiment of the present invention, and FIG.
FIG. 3 is a perspective view of the vicinity of the abutment of the intermediate piston ring in the device shown in FIG.
FIG. 4 is a cross-sectional view showing an example of a conventional piston ring structure, FIG. 5 is a perspective view of the piston ring rotation prevention means in FIG. 4, and FIG. 6 is a perspective view of another conventional piston ring rotation prevention means. FIG. 3 is a cross-sectional view showing an example. 12... Piston, 13... Piston ring groove, 14... Oil ring groove, 15, 15'... First piston ring, 16, 16'... Second piston ring, 17, 17'... Intermediate Piston ring, 18...Abutment part of intermediate piston ring,
18a...Notch, 20...Guide pin as rotation prevention means.
Claims (1)
トンに形成された１つのピストンリング溝に、第
１のピストンリングと第２のピストンリングと中
間ピストンリングとを重ねて装着するとともに、
前記第１のピストンリングと第２のピストンリン
グとの間に前記中間ピストンリングを配設し、該
中間ピストンリングの合い口部に、前記各ピスト
ンリングの合い口部が重なるのを防止する回り止
め手段を配置したことを特徴とする内燃機関のピ
ストンリング構造。 In a piston of a reciprocating internal combustion engine, a first piston ring, a second piston ring, and an intermediate piston ring are mounted on top of each other in one piston ring groove formed in the piston, and
The intermediate piston ring is disposed between the first piston ring and the second piston ring, and a ring that prevents the abutment portions of the respective piston rings from overlapping with the abutment portions of the intermediate piston ring. A piston ring structure for an internal combustion engine characterized by disposing a stop means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10211886U JPS639442U (en) | 1986-07-04 | 1986-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10211886U JPS639442U (en) | 1986-07-04 | 1986-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS639442U true JPS639442U (en) | 1988-01-22 |
Family
ID=30973472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10211886U Pending JPS639442U (en) | 1986-07-04 | 1986-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS639442U (en) |
-
1986
- 1986-07-04 JP JP10211886U patent/JPS639442U/ja active Pending
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