JPS60153805U - Valve oil drop prevention device - Google Patents
Valve oil drop prevention deviceInfo
- Publication number
- JPS60153805U JPS60153805U JP4240884U JP4240884U JPS60153805U JP S60153805 U JPS60153805 U JP S60153805U JP 4240884 U JP4240884 U JP 4240884U JP 4240884 U JP4240884 U JP 4240884U JP S60153805 U JPS60153805 U JP S60153805U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- prevention device
- valve oil
- drop prevention
- oil drop
- 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
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (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
第１図乃至第４図は本考案の第一実施例に係り、第１図
はＯＨＶエンジンの動弁系部分の軸直角断面図、第２図
はブリーザ通路が形成された部分の断面図、第３図は第
１図のバルブ部分の拡大断面図で吸入バルブが閉塞した
ときの図、第４図は第１図のバルブ部分の拡大断面図で
吸入バルブが開口したときの図、第５図は本考案の第二
実施例に係り、バルブ部分の拡大断面図、第６図および
第７図は本考案の第三および第四実施例に係り、第６図
および第７図はそれぞれバルブスプリングの形状を変え
たバルブ部分の拡大断面図である。
１・・・・・・ＯＨＶエンジン、３・・・・・・シリン
ダヘッド、１３・・・・・・吸入バルブ、１４・・・・
・・バルブステム、１５・・・・・・バルブガイド、１
６・・・・・・バルブスプリングリテーナ、１８，５１
，６１・・・・・・バルブスプリング、１９・・・・・
・吸気通路、３１．４１・・・・・・気密手段、３４・
・・・・・通気孔。
第４図
第５図1 to 4 relate to a first embodiment of the present invention, in which FIG. 1 is a sectional view perpendicular to the axis of a valve train portion of an OHV engine, FIG. 2 is a sectional view of a portion in which a breather passage is formed, Fig. 3 is an enlarged sectional view of the valve part in Fig. 1 when the suction valve is closed, Fig. 4 is an enlarged sectional view of the valve part in Fig. 1 when the suction valve is open, and Fig. 5 The figure relates to the second embodiment of the present invention, and is an enlarged sectional view of the valve part, and Figures 6 and 7 relate to the third and fourth embodiments of the present invention, and Figures 6 and 7 respectively show the valve. FIG. 3 is an enlarged cross-sectional view of a valve portion with a different spring shape. 1...OHV engine, 3...Cylinder head, 13...Intake valve, 14...
... Valve stem, 15 ... Valve guide, 1
6... Valve spring retainer, 18, 51
, 61... Valve spring, 19...
・Intake passage, 31.41...Airtight means, 34.
...Vent hole. Figure 4 Figure 5
Claims (1)
するようにした頭上弁式エンジンにおいて、前記ロッカ
室内のバルブステムおよびバルブガイドの周囲空間を、
バルブスプリングリテーナとシリンダヘッド上面との間
に介装した伸縮自在でポンプ作用をする気密手段で覆う
ようにしたことを特徴とするバルブのオイル下り防止装
置。In an overhead valve type engine in which a mist of oil is supplied to the valve train in a rocker chamber to lubricate it, the space around the valve stem and valve guide in the rocker chamber is
A valve oil drip prevention device characterized in that the valve spring retainer and the upper surface of the cylinder head are covered with an airtight means that is telescopic and has a pumping action and is interposed between the valve spring retainer and the upper surface of the cylinder head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4240884U JPS60153805U (en) | 1984-03-23 | 1984-03-23 | Valve oil drop prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4240884U JPS60153805U (en) | 1984-03-23 | 1984-03-23 | Valve oil drop prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60153805U true JPS60153805U (en) | 1985-10-14 |
Family
ID=30553133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4240884U Pending JPS60153805U (en) | 1984-03-23 | 1984-03-23 | Valve oil drop prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60153805U (en) |
-
1984
- 1984-03-23 JP JP4240884U patent/JPS60153805U/en active Pending
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