JPS59174304U - Internal combustion engine valve guide removal prevention mechanism - Google Patents
Internal combustion engine valve guide removal prevention mechanismInfo
- Publication number
- JPS59174304U JPS59174304U JP7031183U JP7031183U JPS59174304U JP S59174304 U JPS59174304 U JP S59174304U JP 7031183 U JP7031183 U JP 7031183U JP 7031183 U JP7031183 U JP 7031183U JP S59174304 U JPS59174304 U JP S59174304U
- Authority
- JP
- Japan
- Prior art keywords
- valve guide
- combustion engine
- internal combustion
- prevention mechanism
- removal prevention
- 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
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
第１図は従来のエンジンバルブ部分の断面図、第２図は
従来のバルブガイドの断面図、第３図は本考案の第１実
施例の断面図、第４図は第２実施例の断面図、第５図は
第３実施例の断面図、第６図は第４実施例の斜視図であ
る。
図中、１・・・・・・シリンダヘッド、１Ａ・・・・・
・装着孔、１１・・・・・・装着孔上端縁（シリンダヘ
ッド上面）、２１・・・・・・バルブガイド、９１・・
・・・・リング溝、１０・・・・・・スナップリング、
１２・・・・・・バルブステムシール、１３，１３１，
１３２，１３３・・・・・・スペーサ、１３Ａ・・・・
・・上端縁、１４．１６・・・・・・保持面、１５・・
・・・・面取り部。
牙−１図
゛ 、Fig. 1 is a sectional view of a conventional engine valve part, Fig. 2 is a sectional view of a conventional valve guide, Fig. 3 is a sectional view of the first embodiment of the present invention, and Fig. 4 is a sectional view of the second embodiment. 5 is a sectional view of the third embodiment, and FIG. 6 is a perspective view of the fourth embodiment. In the diagram, 1... cylinder head, 1A...
・Mounting hole, 11... Upper edge of mounting hole (top surface of cylinder head), 21... Valve guide, 91...
...Ring groove, 10...Snap ring,
12...Valve stem seal, 13,131,
132, 133... Spacer, 13A...
...Top edge, 14.16...Holding surface, 15...
... Chamfered part. Fang-1 figure゛,
Claims (1)
ドの外周にはリング溝を形成し、該リング溝はシリンダ
ヘッド上面よりも上方に位置せしめ、該リング溝に嵌着
されるスナップリングとシリンダヘッド上面との間にス
ペーサヲ介在させたことを特徴とする内燃機関のバルブ
ガイド抜防止機構。 ２ 該スペーサ上端内周は拡径せられてスナップリング
保持面を形成し、該スペーサ下端外周面にはシリンダヘ
ッドの装着孔上縁の面取り部形状に適合する形状の面取
り部が形成された「実用新案登録請求の範囲１」に記載
の内燃機関のバルブガイド抜防止機構。 ３ 該スペーサにはバルブスプリングシートが一体的に
形成されている「実用新案登録請求の範囲１および２」
に記載の内燃機関のバルブガイ゛生抜防止機構。 ４ 該スナップリングはバルブガイドの上端部に嵌着さ
れるバルブステムシールの下端に当接して位置する「実
用新案登録請求の範囲１．２および３」に記載の内燃機
関のバルブガイド抜防止機構。 ５ 該スペーサが板ばねで円筒状に形成されてバルブガ
イドの外周に嵌着された「実用新案登録請求の範囲１．
２．３および４」に記載の内燃機関のバルブガイド抜防
止機構。[Claims for Utility Model Registration] 1. A ring groove is formed on the outer periphery of the valve guide that is tightly inserted into the mounting hole of the cylinder head, and the ring groove is positioned above the upper surface of the cylinder head. A valve guide removal prevention mechanism for an internal combustion engine, characterized in that a spacer is interposed between a snap ring to be fitted and the upper surface of a cylinder head. 2. The inner periphery of the upper end of the spacer is expanded in diameter to form a snap ring holding surface, and the outer periphery of the lower end of the spacer is formed with a chamfered portion having a shape that matches the shape of the chamfered portion of the upper edge of the mounting hole of the cylinder head. A valve guide removal prevention mechanism for an internal combustion engine as described in Claim 1 of Utility Model Registration. 3. “Claims 1 and 2 of Utility Model Registration” in which a valve spring seat is integrally formed in the spacer
Valve leakage prevention mechanism for an internal combustion engine described in . 4. The valve guide removal prevention mechanism for an internal combustion engine according to "Utility Model Registration Claims 1.2 and 3", wherein the snap ring is located in contact with the lower end of the valve stem seal fitted to the upper end of the valve guide. . 5. Utility model registration claim 1, in which the spacer is formed into a cylindrical shape with a plate spring and is fitted around the outer periphery of the valve guide.
The valve guide removal prevention mechanism for an internal combustion engine described in 2.3 and 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031183U JPS59174304U (en) | 1983-05-10 | 1983-05-10 | Internal combustion engine valve guide removal prevention mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7031183U JPS59174304U (en) | 1983-05-10 | 1983-05-10 | Internal combustion engine valve guide removal prevention mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59174304U true JPS59174304U (en) | 1984-11-21 |
| JPS6349525Y2 JPS6349525Y2 (en) | 1988-12-20 |
Family
ID=30200467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7031183U Granted JPS59174304U (en) | 1983-05-10 | 1983-05-10 | Internal combustion engine valve guide removal prevention mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59174304U (en) |
-
1983
- 1983-05-10 JP JP7031183U patent/JPS59174304U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6349525Y2 (en) | 1988-12-20 |
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