JPH048861U - - Google Patents
Info
- Publication number
- JPH048861U JPH048861U JP4999690U JP4999690U JPH048861U JP H048861 U JPH048861 U JP H048861U JP 4999690 U JP4999690 U JP 4999690U JP 4999690 U JP4999690 U JP 4999690U JP H048861 U JPH048861 U JP H048861U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- piston ring
- combination
- hard particles
- ring according
- 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
- 239000002245 particle Substances 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Physical Vapour Deposition (AREA)
Description
第１図は本考案によるシリンダとピストンリン
グの組合せの一実施例を示す部分断面図、第２図
はトツプリングとオイルリングの摩耗量及び相手
シリンダライナの上死点位置の摩耗量を測定した
結果を示す図表、第３図は潤滑油消費量を測定し
た結果を示す図表である。
図中、１１はシリンダライナ、１２はピストン
、１３は溝、１４はトツプリング、１５はセカン
ドリング、１６はオイルリング、１８はサイドレ
ール、１９は硬質粒子が埋設された層、２０は窒
化処理層、２１はＣｒ，Ｃｘ，Ｎｙからなる硬質
被膜層である。
Fig. 1 is a partial sectional view showing an example of the combination of a cylinder and piston ring according to the present invention, and Fig. 2 shows the amount of wear of the top ring and oil ring, and the amount of wear at the top dead center position of the mating cylinder liner. Figure 3 is a graph showing the results of measuring lubricant consumption. In the figure, 11 is the cylinder liner, 12 is the piston, 13 is the groove, 14 is the top ring, 15 is the second ring, 16 is the oil ring, 18 is the side rail, 19 is the layer in which hard particles are buried, and 20 is the nitriding treatment. Layer 21 is a hard coating layer made of Cr, Cx, and Ny.
Claims (1)
たシリンダと、摺動外周面に窒化処理層が形成さ
れ、更にその上にＰＶＤ処理によるＣｒ，Ｃｘ，
Ｎｙからなる硬質被膜層が形成されたピストンリ
ングとから構成されることを特徴とするシリンダ
とピストンリングの組合せ。 (2) 前記硬質粒子が、ＳｉＣ，Ａｌ２Ｏ３，Ｃ
ｒ２Ｏ３，Ｓｉ３Ｎ４，ＢＮから選ばれた少なく
とも１種である請求項１記載のシリンダとピスト
ンリングの組合せ。 (3) 前記硬質粒子の平均粒径が５〜２０μｍで
ある請求項１又は２記載のシリンダとピストンリ
ングの組合せ。 (4) 前記Ｃｒ，Ｃｘ，Ｎｙにおいてｘ＜ｙとさ
れている請求項１〜３のいずれか１つに記載のシ
リンダとピストンリングの組合せ。[Claims for Utility Model Registration] (1) A cylinder in which hard particles are dispersed and embedded on the inner circumferential surface of the sliding surface, a nitrided layer is formed on the outer circumferential surface of the sliding surface, and Cr, Cx,
A combination of a cylinder and a piston ring, characterized in that it is comprised of a piston ring on which a hard coating layer made of Ny is formed. (2) The hard particles are SiC, Al 2 O 3 , C
The combination of a cylinder and a piston ring according to claim 1, which is at least one selected from r 2 O 3 , Si 3 N 4 and BN. (3) The combination of a cylinder and a piston ring according to claim 1 or 2, wherein the hard particles have an average particle diameter of 5 to 20 μm. (4) The combination of a cylinder and a piston ring according to any one of claims 1 to 3, wherein x<y in the Cr, Cx, and Ny.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4999690U JPH0723649Y2 (en) | 1990-05-14 | 1990-05-14 | Cylinder and piston ring combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4999690U JPH0723649Y2 (en) | 1990-05-14 | 1990-05-14 | Cylinder and piston ring combination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH048861U true JPH048861U (en) | 1992-01-27 |
| JPH0723649Y2 JPH0723649Y2 (en) | 1995-05-31 |
Family
ID=31568165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4999690U Expired - Fee Related JPH0723649Y2 (en) | 1990-05-14 | 1990-05-14 | Cylinder and piston ring combination |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0723649Y2 (en) |
-
1990
- 1990-05-14 JP JP4999690U patent/JPH0723649Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0723649Y2 (en) | 1995-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |