JPS63104650U - - Google Patents
Info
- Publication number
- JPS63104650U JPS63104650U JP19938886U JP19938886U JPS63104650U JP S63104650 U JPS63104650 U JP S63104650U JP 19938886 U JP19938886 U JP 19938886U JP 19938886 U JP19938886 U JP 19938886U JP S63104650 U JPS63104650 U JP S63104650U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- annular cavity
- forming body
- trager
- cavity forming
- 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
Links
- 150000003839 salts Chemical group 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図及び第２図はこの考案の実施例に関し、
第１図は環状空洞形成体として環状パイプを用い
た場合のピストンの縦断面図、第２図は環状空洞
形成体として塩中子を用いた場合のピストンの縦
断面図、第３図はピストンの従来例の縦断面図で
ある。
１０……ピストン、１２……リングトレーガ、
１４……環状溝、１８……環状空洞、２４……環
状パイプ（環状空洞形成体）、２６……円弧状凹
所（支持部）、３０……塩中子（環状空洞形成体
）、３２……段部（支持部）。
Figures 1 and 2 relate to an embodiment of this invention,
Figure 1 is a vertical cross-sectional view of a piston when an annular pipe is used as the annular cavity forming body, Figure 2 is a vertical cross-sectional view of the piston when a salt core is used as the annular cavity forming body, and Figure 3 is a vertical cross-sectional view of the piston when a salt core is used as the annular cavity forming body. FIG. 2 is a vertical cross-sectional view of a conventional example. 10... Piston, 12... Ring Traga,
14... Annular groove, 18... Annular cavity, 24... Annular pipe (annular cavity forming body), 26... Arc-shaped recess (support part), 30... Salt core (annular cavity forming body), 32 ...Stepped section (supporting section).
Claims (1)
れる環状溝を外周面に有しかつ一体的に鋳込まれ
、環状空洞形成体が前記環状溝の半径方向内側に
環状空洞を形成し、この環状空洞に冷却用オイル
が導入されるピストンにおいて、前記リングトレ
ーガは、前記環状空洞形成体を支持する支持部を
有していることを特徴とするピストン。 (2) 前記環状空洞形成体は環状パイプであり、
前記支持部は、前記リングトレーガの内周に形成
された円弧状凹所であることを特徴とする実用新
案登録請求の範囲第１項記載のピストン。 (3) 前記環状空洞形成体は塩中子であり、前記
支持部は、前記リングトレーガの内周に形成され
た段部であることを特徴とする実用新案登録請求
の範囲第１項記載のピストン。[Claims for Utility Model Registration] (1) The ring trager has an annular groove on its outer circumferential surface into which a top ring is attached, and is integrally cast, and the annular cavity forming body is radially inside the annular groove. A piston having an annular cavity formed therein and into which cooling oil is introduced, wherein the ring trager has a support portion that supports the annular cavity forming body. (2) the annular cavity forming body is an annular pipe;
2. The piston according to claim 1, wherein the support portion is an arcuate recess formed on the inner periphery of the ring trager. (3) The utility model registration claim 1 is characterized in that the annular cavity forming body is a salt core, and the support part is a stepped part formed on the inner periphery of the ring trager. piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19938886U JPS63104650U (en) | 1986-12-26 | 1986-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19938886U JPS63104650U (en) | 1986-12-26 | 1986-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63104650U true JPS63104650U (en) | 1988-07-06 |
Family
ID=31160964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19938886U Pending JPS63104650U (en) | 1986-12-26 | 1986-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63104650U (en) |
-
1986
- 1986-12-26 JP JP19938886U patent/JPS63104650U/ja active Pending