JPH0434408U - - Google Patents
Info
- Publication number
- JPH0434408U JPH0434408U JP7685990U JP7685990U JPH0434408U JP H0434408 U JPH0434408 U JP H0434408U JP 7685990 U JP7685990 U JP 7685990U JP 7685990 U JP7685990 U JP 7685990U JP H0434408 U JPH0434408 U JP H0434408U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- valve
- contacts
- oil chamber
- hydraulic oil
- 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
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 2
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案の一実施例を示す側断面図、第
２図は第１図のプランジヤ端面４４の切削痕を示
した平面図、第３図は従来の油圧式タペツトにお
けるボデイ底面４２及びプランジヤ端面４４の切
削痕を示した平面図である。
１０……シリンダヘツド、１２……弁ステム、
２０……油圧式タペツト、２２……動弁用カム、
２６……ボデイ、２８……プランジヤ、３２……
逆止弁、３４……油室、４２……ボデイ底面、４
４……プランジヤ端面、Ｃ及びＣ′……切削痕。
FIG. 1 is a side sectional view showing an embodiment of the present invention, FIG. 2 is a plan view showing cutting marks on the plunger end surface 44 of FIG. 1, and FIG. FIG. 4 is a plan view showing cutting marks on the plunger end surface 44. FIG. 10... Cylinder head, 12... Valve stem,
20... Hydraulic tappet, 22... Valve train cam,
26...Body, 28...Plunger, 32...
Check valve, 34... Oil chamber, 42... Bottom of body, 4
4... Plunger end face, C and C'... Cutting marks.
Claims (1)
底円筒状のボデイと、同ボデイ内に摺動自在に嵌
装され吸気弁又は排気弁に当接してこれらを開閉
するプランジヤと、同プランジヤに装架され上記
ボデイとプランジヤとの間に形成された油室への
作動油の流入は許容するが同作動油の油室からの
流出は禁止する逆止弁とを具えてなるものにおい
て、上記ボデイ底面に対向するプランジヤの端面
が、その外周円に交差する曲線又は直線状の切削
痕が形成されるような加工工具によつて仕上げら
れていることを特徴とするエンジン用油圧式タペ
ツト。 A bottomed cylindrical body that contacts a valve drive cam and is driven in the axial direction; a plunger that is slidably fitted into the body and contacts an intake valve or an exhaust valve to open and close them; A check valve that is mounted on the plunger and allows hydraulic oil to flow into the oil chamber formed between the body and the plunger, but prevents the hydraulic oil from flowing out from the oil chamber. , a hydraulic tappet for an engine, characterized in that the end face of the plunger facing the bottom face of the body is finished with a processing tool such that a curved or straight cutting mark intersecting the outer circumference of the plunger is formed. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7685990U JPH0434408U (en) | 1990-07-19 | 1990-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7685990U JPH0434408U (en) | 1990-07-19 | 1990-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434408U true JPH0434408U (en) | 1992-03-23 |
Family
ID=31618705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7685990U Pending JPH0434408U (en) | 1990-07-19 | 1990-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434408U (en) |
-
1990
- 1990-07-19 JP JP7685990U patent/JPH0434408U/ja active Pending