JPS5968161U - internal combustion engine piston - Google Patents

internal combustion engine piston

Info

Publication number
JPS5968161U
JPS5968161U JP16484282U JP16484282U JPS5968161U JP S5968161 U JPS5968161 U JP S5968161U JP 16484282 U JP16484282 U JP 16484282U JP 16484282 U JP16484282 U JP 16484282U JP S5968161 U JPS5968161 U JP S5968161U
Authority
JP
Japan
Prior art keywords
ring
combustion engine
internal combustion
piston
engine piston
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
JP16484282U
Other languages
Japanese (ja)
Inventor
及川　忠雄
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP16484282U priority Critical patent/JPS5968161U/en
Publication of JPS5968161U publication Critical patent/JPS5968161U/en
Pending legal-status Critical Current

Links

Landscapes

  • 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 drawings]

第１図は従来のピストンを一部分のみ示した縦断面図、
第２図は第１リングの上下部分における圧力の変動を示
す線図、第３図は本案実施例のピストンの一部を示した
要部の縦断面図である。 １・・・第１リング、２・・・第２リング、３・・・第
１リング溝、４・・・第２リング溝、５・・・トップラ
ンド、６・・・燃焼室、７・・・第２ランド、８・・・
連通孔、９・・・ピストンの内側空間部、１０・・・逆
止弁、Ａ・・・従来のピストシ、Ｂ・・・本案実施例の
ピストン、Ｓ・・・空間。Figure 1 is a vertical sectional view showing only a portion of a conventional piston.
FIG. 2 is a diagram showing pressure fluctuations in the upper and lower portions of the first ring, and FIG. 3 is a longitudinal sectional view of a main part showing a part of the piston according to the embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... 1st ring, 2... 2nd ring, 3... 1st ring groove, 4... 2nd ring groove, 5... Top land, 6... Combustion chamber, 7... ...2nd land, 8...
Communication hole, 9... Inner space of the piston, 10... Check valve, A... Conventional piston, B... Piston of the present embodiment, S... Space.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少なくとも第１リングと第２リングの２本のコンプレッ
ションリングを備えるようにしたピストンにおいて、前
記第１リングと第２リングとの間に位置する第２ランド
に一端を開口し、他端を、内側空間部に開口する連通孔
を設け、この連通孔に設定圧力値を超えたガスをピスト
ンの外周面側から内側空間部へのみ流通可能とした逆止
弁を設けてなる内燃機関めピストン。In a piston including at least two compression rings, a first ring and a second ring, one end is opened in a second land located between the first ring and the second ring, and the other end is opened in the second land located between the first ring and the second ring. A piston for an internal combustion engine, which has a communication hole that opens into a space, and a check valve that allows gas exceeding a set pressure to flow only from the outer peripheral surface of the piston to the inner space.
JP16484282U 1982-10-30 1982-10-30 internal combustion engine piston Pending JPS5968161U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16484282U JPS5968161U (en) 1982-10-30 1982-10-30 internal combustion engine piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16484282U JPS5968161U (en) 1982-10-30 1982-10-30 internal combustion engine piston

Publications (1)

Publication Number Publication Date
JPS5968161U true JPS5968161U (en) 1984-05-09

Family

ID=30361294

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16484282U Pending JPS5968161U (en) 1982-10-30 1982-10-30 internal combustion engine piston

Country Status (1)

Country Link
JP (1) JPS5968161U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013253600A (en) * 2012-06-05 2013-12-19 Waertsilae Schweiz Ag Lubricant collecting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013253600A (en) * 2012-06-05 2013-12-19 Waertsilae Schweiz Ag Lubricant collecting device

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