JPH0447114U - - Google Patents
Info
- Publication number
- JPH0447114U JPH0447114U JP8787290U JP8787290U JPH0447114U JP H0447114 U JPH0447114 U JP H0447114U JP 8787290 U JP8787290 U JP 8787290U JP 8787290 U JP8787290 U JP 8787290U JP H0447114 U JPH0447114 U JP H0447114U
- Authority
- JP
- Japan
- Prior art keywords
- tappet
- diameter part
- roller
- support hole
- small diameter
- 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
- 230000001050 lubricating effect Effects 0.000 claims 1
Description
第１図は実施例による本考案のローラタペツト
の給油装置の要部断面図、第２図は従来の要部断
面図、第３図は第２図の−線断面図、第４図
は別の従来例の断面図である。
１……タペツト本体、１１，４１……大径部、
１２，４２……小径部、４……タペツト支持穴、
８……ピン、１０……ローラ、１２……カム、１
６，２０，２６，２８……オイル通路、２２……
オイル溜、２４……ポンプ部。
Fig. 1 is a sectional view of main parts of a roller tappet oil supply device of the present invention according to an embodiment, Fig. 2 is a sectional view of a conventional main part, Fig. 3 is a sectional view taken along the - line in Fig. 2, and Fig. 4 is a sectional view of another main part. It is a sectional view of a conventional example. 1... Tappet body, 1 1 , 4 1 ... Large diameter part,
1 2 , 4 2 ... Small diameter part, 4 ... Tappet support hole,
8...Pin, 10...Roller, 12...Cam, 1
6, 20, 26, 28...oil passage, 22...
Oil reservoir, 24...pump section.
Claims (1)
在にタペツト本体を嵌装し、該タペツト本体は、
カムに接するローラを軸支し、内部にオイル溜を
穿設し、大径部と小径部とからなる段差部を外周
に設け、タペツト支持穴は、前記大径部と小径部
とのそれぞれに適合する段差部を内周に設け、タ
ペツト支持穴の大径部とタペツト本体の小径部と
でポンプ部を形成し、オイル溜内のオイルをロー
ラの軸支面に押し出すオイル通路をタペツト本体
に穿設したローラタペツトの給油装置。 A tappet body is reciprocatably fitted into a tappet support hole drilled in the engine, and the tappet body is
A roller in contact with the cam is pivotally supported, an oil reservoir is bored inside, a step part consisting of a large diameter part and a small diameter part is provided on the outer periphery, and a tappet support hole is provided in each of the large diameter part and the small diameter part. A matching step part is provided on the inner circumference, a pump part is formed by the large diameter part of the tappet support hole and the small diameter part of the tappet body, and an oil passage is provided in the tappet body to push the oil in the oil reservoir to the shaft support surface of the roller. Lubricating device for the drilled roller tappet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8787290U JPH0447114U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8787290U JPH0447114U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447114U true JPH0447114U (en) | 1992-04-22 |
Family
ID=31820607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8787290U Pending JPH0447114U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021019846A1 (en) * | 2019-07-30 | 2021-02-04 | 株式会社クボタ | Valve gear of engine |
-
1990
- 1990-08-24 JP JP8787290U patent/JPH0447114U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021019846A1 (en) * | 2019-07-30 | 2021-02-04 | 株式会社クボタ | Valve gear of engine |
| JP2021021386A (en) * | 2019-07-30 | 2021-02-18 | 株式会社クボタ | Dynamic valve device of engine |
| CN113811672A (en) * | 2019-07-30 | 2021-12-17 | 株式会社久保田 | Valve gear of engine |