JPS60194146U - piston - Google Patents

piston

Info

Publication number
JPS60194146U
JPS60194146U JP8167184U JP8167184U JPS60194146U JP S60194146 U JPS60194146 U JP S60194146U JP 8167184 U JP8167184 U JP 8167184U JP 8167184 U JP8167184 U JP 8167184U JP S60194146 U JPS60194146 U JP S60194146U
Authority
JP
Japan
Prior art keywords
piston
ring groove
communication hole
top land
land gap
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
Application number
JP8167184U
Other languages
Japanese (ja)
Inventor
文治 高橋
和彦 前川
Original Assignee
三菱重工業株式会社
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 by 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP8167184U priority Critical patent/JPS60194146U/en
Publication of JPS60194146U publication Critical patent/JPS60194146U/en
Pending legal-status Critical Current

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  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は本考案の1実施例を示す要部断面図、第2図は
作用説明用の線図、第3図及び第4図は従来のピストン
の1例を示す第1図応当図である。 1・・・シリンダライチ、2・・・ピストン、2o・・
・リング溝、3・・・ピストンリング、1a・・・シリ
、ンダライナ摺動面、2a・・・リング溝上面、2b・
・・リング溝下面、3a・・・リング上側面、3b・・
・リング下側面、3c・・・リング摺動面、4・・・燃
焼室、5・・・トップランドすきま、6・・・セカンド
ランドすきま、−7・・・連通孔、8・・・逆止弁。 06 034  (f’−6
Fig. 1 is a sectional view of a main part showing one embodiment of the present invention, Fig. 2 is a diagram for explaining the operation, and Figs. 3 and 4 are views corresponding to Fig. 1 showing an example of a conventional piston. be. 1... Cylinder litchi, 2... Piston, 2o...
・Ring groove, 3... Piston ring, 1a... Serial, inner liner sliding surface, 2a... Ring groove top surface, 2b.
...Ring groove bottom surface, 3a...Ring top surface, 3b...
・Ring bottom surface, 3c...Ring sliding surface, 4...Combustion chamber, 5...Top land clearance, 6...Second land clearance, -7...Communication hole, 8...Reverse Stop valve. 06 034 (f'-6

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第1ピストンリング溝の内部とトップランドすきまとを
連通ずる連通孔を設け、該連通孔に上記リング溝からト
ップランドすきまへ向かうガスの流れのみ許容する逆止
弁を設けたことを特徴とするピストン。
A communication hole is provided that communicates the inside of the first piston ring groove with the top land gap, and the communication hole is provided with a check valve that only allows gas to flow from the ring groove toward the top land gap. piston.
JP8167184U 1984-06-01 1984-06-01 piston Pending JPS60194146U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8167184U JPS60194146U (en) 1984-06-01 1984-06-01 piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8167184U JPS60194146U (en) 1984-06-01 1984-06-01 piston

Publications (1)

Publication Number Publication Date
JPS60194146U true JPS60194146U (en) 1985-12-24

Family

ID=30628668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8167184U Pending JPS60194146U (en) 1984-06-01 1984-06-01 piston

Country Status (1)

Country Link
JP (1) JPS60194146U (en)

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