JPS63104652U - - Google Patents
Info
- Publication number
- JPS63104652U JPS63104652U JP19939086U JP19939086U JPS63104652U JP S63104652 U JPS63104652 U JP S63104652U JP 19939086 U JP19939086 U JP 19939086U JP 19939086 U JP19939086 U JP 19939086U JP S63104652 U JPS63104652 U JP S63104652U
- Authority
- JP
- Japan
- Prior art keywords
- annular
- piston
- annular cavity
- trager
- ring
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 3
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図及び第２図はこの考案の一実施例に関し
、第１図はピストンの垂直断面図、第２図はオイ
ル案内部材の斜視図、第３図は従来のピストンの
垂直断面図である。
１０……ピストン、１２……リングトレーガ、
１６……直接燃焼室用凹所、２０……オイル導入
通路、２６……第一の環状空洞、２８……第一の
環状部、３０……第二の環状空洞、３２……第二
の環状部、３４……連絡通路、３６……連絡部、
４０……オイル導出通路。
Figures 1 and 2 relate to an embodiment of this invention; Figure 1 is a vertical sectional view of a piston, Figure 2 is a perspective view of an oil guiding member, and Figure 3 is a vertical sectional view of a conventional piston. . 10... Piston, 12... Ring Traga,
16... Direct combustion chamber recess, 20... Oil introduction passage, 26... First annular cavity, 28... First annular portion, 30... Second annular cavity, 32... Second annular cavity. Annular part, 34... communication passage, 36... communication part,
40...Oil lead-out passage.
Claims (1)
体的に鋳込まれ、上部中央には直接燃焼室用凹所
が形成されているピストンにおいて、オイル案内
部材が前記リングトレーガと共に一体的に鋳込ま
れ、このオイル案内部材は、内部に第一の環状空
洞をもち前記リングトレーガの内周に嵌入される
第一の環状部と、内部に第二の環状空洞をもち前
記直接燃焼室用凹所の半径方向外側を包囲する第
二の環状部と、前記第一の環状部と前記第二の環
状部とを結合するとともに内部に前記第一の環状
空洞と前記第二の環状空洞とを連通する連絡通路
をもつ連絡部とを有し、前記ピストンの下方へ前
記第一の環状空洞を連通するオイル導入通路及び
オイル導出通路が形成されていることを特徴とす
るピストン。 In the piston, a ring trager to which a top spring is mounted is integrally cast, and a recess for a combustion chamber is directly formed in the upper center of the piston, and an oil guide member is integrally cast with the ring trager. , this oil guide member has a first annular part having a first annular cavity therein and is fitted into the inner periphery of the ring trager, and a second annular part having a second annular cavity therein, the recess for the direct combustion chamber. a second annular portion that surrounds the outside in the radial direction, and connects the first annular portion and the second annular portion and internally communicates the first annular cavity and the second annular cavity; 1. A piston, characterized in that the piston has a communication portion having a communication passage that communicates with the first annular cavity, and an oil introduction passage and an oil discharge passage that communicate with the first annular cavity downwardly of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986199390U JPH07687Y2 (en) | 1986-12-26 | 1986-12-26 | piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986199390U JPH07687Y2 (en) | 1986-12-26 | 1986-12-26 | piston |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63104652U true JPS63104652U (en) | 1988-07-06 |
| JPH07687Y2 JPH07687Y2 (en) | 1995-01-11 |
Family
ID=31160969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986199390U Expired - Lifetime JPH07687Y2 (en) | 1986-12-26 | 1986-12-26 | piston |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07687Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014510231A (en) * | 2011-03-30 | 2014-04-24 | フェデラル−モーグル ニュルンベルグ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Manufacturing method of piston for internal combustion engine and piston for internal combustion engine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61140151U (en) * | 1985-02-21 | 1986-08-30 | ||
| JPS61144242U (en) * | 1985-02-26 | 1986-09-05 |
-
1986
- 1986-12-26 JP JP1986199390U patent/JPH07687Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61140151U (en) * | 1985-02-21 | 1986-08-30 | ||
| JPS61144242U (en) * | 1985-02-26 | 1986-09-05 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014510231A (en) * | 2011-03-30 | 2014-04-24 | フェデラル−モーグル ニュルンベルグ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Manufacturing method of piston for internal combustion engine and piston for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07687Y2 (en) | 1995-01-11 |