JPH0226748U - - Google Patents

Info

Publication number
JPH0226748U
JPH0226748U JP10322688U JP10322688U JPH0226748U JP H0226748 U JPH0226748 U JP H0226748U JP 10322688 U JP10322688 U JP 10322688U JP 10322688 U JP10322688 U JP 10322688U JP H0226748 U JPH0226748 U JP H0226748U
Authority
JP
Japan
Prior art keywords
stage
piston rings
piston
ring land
groove
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
Application number
JP10322688U
Other languages
Japanese (ja)
Other versions
JP2528632Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988103226U priority Critical patent/JP2528632Y2/en
Publication of JPH0226748U publication Critical patent/JPH0226748U/ja
Application granted granted Critical
Publication of JP2528632Y2 publication Critical patent/JP2528632Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１〜３図は本考案に係わるもので、第１図は
ピストンリングランド溝を削設した第１実施例の
断面図、第２図は同実施例の作用説明図、第３図
は第２実施例の第１図応答図、第４〜７図は従来
例で第４図は第１図応当図、第５図はリングラン
ド部の圧力符号図、第６〜７図は共に第２図応答
図で、第６図は短期運転時間のとき、第７図は長
期間運転後の状況を示す図面である。 １……シリンダライナ、２……ピストンリング
、５……ピストンのリングランド部に設けた溝。 Figures 1 to 3 are related to the present invention; Figure 1 is a sectional view of the first embodiment in which a piston ring land groove is cut, Figure 2 is an explanatory diagram of the operation of the same embodiment, and Figure 3 is a cross-sectional view of the first embodiment in which a piston ring land groove is cut. Figure 1 is a response diagram of the second embodiment, Figures 4 to 7 are conventional examples, Figure 4 is a diagram corresponding to Figure 1, Figure 5 is a pressure symbol diagram of the ring land section, and Figures 6 to 7 are both of the 2nd embodiment. In the diagrams, FIG. 6 shows the situation during short-term operation, and FIG. 7 shows the situation after long-term operation. 1... Cylinder liner, 2... Piston ring, 5... Groove provided in the ring land portion of the piston.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストンリングがシリンダライナに挿入された
状態において、各段のピストンリング間の空隙容
積が上方程大きくなるようにピストンリングの各
段の間の間隔を変えたり、あるいは各段のリング
ランド部に任意の形状の溝を設けたことを特徴と
するピストン。 When the piston rings are inserted into the cylinder liner, the gap between each stage of the piston rings can be changed so that the void volume between the piston rings in each stage increases toward the top, or the ring land of each stage can be A piston characterized by having a groove in the shape of.
JP1988103226U 1988-08-05 1988-08-05 piston Expired - Lifetime JP2528632Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988103226U JP2528632Y2 (en) 1988-08-05 1988-08-05 piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988103226U JP2528632Y2 (en) 1988-08-05 1988-08-05 piston

Publications (2)

Publication Number Publication Date
JPH0226748U true JPH0226748U (en) 1990-02-21
JP2528632Y2 JP2528632Y2 (en) 1997-03-12

Family

ID=31333858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988103226U Expired - Lifetime JP2528632Y2 (en) 1988-08-05 1988-08-05 piston

Country Status (1)

Country Link
JP (1) JP2528632Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58165238U (en) * 1982-04-30 1983-11-02 いすゞ自動車株式会社 piston
JPS6148946U (en) * 1984-08-29 1986-04-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58165238U (en) * 1982-04-30 1983-11-02 いすゞ自動車株式会社 piston
JPS6148946U (en) * 1984-08-29 1986-04-02

Also Published As

Publication number Publication date
JP2528632Y2 (en) 1997-03-12

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