JPS637209U - - Google Patents
Info
- Publication number
- JPS637209U JPS637209U JP9914486U JP9914486U JPS637209U JP S637209 U JPS637209 U JP S637209U JP 9914486 U JP9914486 U JP 9914486U JP 9914486 U JP9914486 U JP 9914486U JP S637209 U JPS637209 U JP S637209U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- engine
- valve rod
- closing mechanism
- substantially semicircular
- 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
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
図面は本考案に係るエンジンの弁開閉機構の要
部の断面図である。
10……エンジンの弁開閉機構、12……ロツ
カーアーム、14……弁杆、16……アツパーシ
ート、18……弁ガイド、20……ロアシート、
22……コイル状弁ばね、24,26……半円形
部分、24a,26a……平担面、28,30,
32……面取部。
The drawing is a sectional view of a main part of the engine valve opening/closing mechanism according to the present invention. 10... Engine valve opening/closing mechanism, 12... Rocker arm, 14... Valve rod, 16... Upper seat, 18... Valve guide, 20... Lower seat,
22... Coiled valve spring, 24, 26... Semicircular portion, 24a, 26a... Flat surface, 28, 30,
32... Chamfered part.
Claims (1)
ームの自由端に係合する弁杆に取付けられたアツ
パーシートと弁ガイドに設けられたロアシートと
の間に配置されて前記弁杆を通常では閉じる方向
に付勢するコイル状弁ばねを備え、前記コイル状
弁ばねの上端及び下端は前記アツパーシート及び
ロアシートにそれぞれ係合する平担面を有する略
半円形部分から成り、前記略半円形部分の前記平
担面付近で前記弁杆に面する縁に面取部を有する
エンジンの弁開閉機構において、前記コイル状弁
ばねの下端の略半円形部分の前記弁杆に面する側
と反対側の縁に面取部を更に有することを特徴と
するエンジンの弁開閉機構。 It is disposed between an upper seat attached to the valve rod that engages the free end of the rocker arm that swings in synchronization with the rotation of the engine, and a lower seat provided on the valve guide, and is attached to the valve rod in the normally closing direction. an upper end and a lower end of the coiled valve spring each include a substantially semicircular portion having a flat surface that engages with the upper seat and the lower seat, respectively, and the flat surface of the substantially semicircular portion In an engine valve opening/closing mechanism having a chamfered portion on the edge facing the valve rod in the vicinity, a chamfer is formed on the edge of a substantially semicircular portion of the lower end of the coiled valve spring on the opposite side to the side facing the valve rod. A valve opening/closing mechanism for an engine, further comprising: a valve opening/closing mechanism for an engine.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9914486U JPH0435523Y2 (en) | 1986-06-30 | 1986-06-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9914486U JPH0435523Y2 (en) | 1986-06-30 | 1986-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS637209U true JPS637209U (en) | 1988-01-18 |
JPH0435523Y2 JPH0435523Y2 (en) | 1992-08-24 |
Family
ID=30967754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9914486U Expired JPH0435523Y2 (en) | 1986-06-30 | 1986-06-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0435523Y2 (en) |
-
1986
- 1986-06-30 JP JP9914486U patent/JPH0435523Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0435523Y2 (en) | 1992-08-24 |