JPH0383306U - - Google Patents
Info
- Publication number
- JPH0383306U JPH0383306U JP1989145683U JP14568389U JPH0383306U JP H0383306 U JPH0383306 U JP H0383306U JP 1989145683 U JP1989145683 U JP 1989145683U JP 14568389 U JP14568389 U JP 14568389U JP H0383306 U JPH0383306 U JP H0383306U
- Authority
- JP
- Japan
- Prior art keywords
- push rod
- tappet
- recess
- opening
- roller
- 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
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2307/00—Preventing the rotation of tappets
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は、本考案の実施例に係るプツシユロツ
ドを備えたＯＨＶエンジンの動弁機構の構造図で
ある。第２図は、第１図のα部分の拡大図である
。第３図は、第２図の線−に沿つたプツシユ
ロツドの断面図である。
Ａ……プツシユロツド、Ａ′……ローラータペ
ツト、Ａ″……プツシユロツド本体、Ｂ……カム
、Ｃ……ロツカーアーム、Ｅ……バルブ、１……
ローラー、３……半球状凹部、７……油路、１４
……管部材、１５……半球状体、１６……油路、
１７，１８……貫通孔。
FIG. 1 is a structural diagram of a valve mechanism of an OHV engine equipped with a push rod according to an embodiment of the present invention. FIG. 2 is an enlarged view of part α in FIG. 1. FIG. 3 is a cross-sectional view of the push rod along line - of FIG. 2; A...Push rod, A'...Roller tappet, A''...Push rod body, B...Cam, C...Rocker arm, E...Valve, 1...
Roller, 3...Semispherical recess, 7...Oil passage, 14
... Pipe member, 15 ... Hemispherical body, 16 ... Oil passage,
17, 18...through hole.
Claims (1)
下端部にローラーが設けられたローラー付タペツ
トと、下端部が長手方向の軸線回りに回動自在に
タペツト上端の前記凹部に内嵌したプツシユロツ
ドとから成り、タペツトには側面と前記上端凹部
とに開口を有する油路が形成され、プツシユロツ
ドには下端と側面とに開口を有する油路が形成さ
れ、前記プツシユロツド側面の開口は、該開口か
らオイルが吐出する際にプツシユロツドに前記軸
線回りの回転力が付与されるように形成されて成
ることを特徴とするＯＨＶエンジンのプツシユロ
ツド。 A tappet with a roller has a recess formed at the upper end and a roller is provided at the lower end which is the contact part with the cam, and the lower end is fitted into the recess at the upper end of the tappet so as to be rotatable around the axis in the longitudinal direction. a push rod, an oil passage having an opening at a side surface and the upper end recess is formed in the tappet, an oil passage having an opening at a lower end and a side surface is formed in the push rod, and the opening in the side surface of the push rod is formed in the tappet. A push rod for an OHV engine, characterized in that the push rod is formed so that a rotational force about the axis is applied to the push rod when oil is discharged from the push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989145683U JPH0383306U (en) | 1989-12-18 | 1989-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989145683U JPH0383306U (en) | 1989-12-18 | 1989-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0383306U true JPH0383306U (en) | 1991-08-23 |
Family
ID=31692308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989145683U Pending JPH0383306U (en) | 1989-12-18 | 1989-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0383306U (en) |
-
1989
- 1989-12-18 JP JP1989145683U patent/JPH0383306U/ja active Pending