JPS5848910U - Lush adjuster device - Google Patents
Lush adjuster deviceInfo
- Publication number
- JPS5848910U JPS5848910U JP14573381U JP14573381U JPS5848910U JP S5848910 U JPS5848910 U JP S5848910U JP 14573381 U JP14573381 U JP 14573381U JP 14573381 U JP14573381 U JP 14573381U JP S5848910 U JPS5848910 U JP S5848910U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- oil
- clearance
- fitting hole
- adjuster device
- 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
- Valve-Gear Or Valve Arrangements (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図は従来のラッシュアジャスタ装置を示す゛縦断面
図、第２図は本考案の一実施例によるラッシュアジャス
タ装置を示す縦断面図である。
１・・・シリンダヘッド、２・・・吸、排気バルブ、３
・・・バルブスプリング、４・・・カム軸、５・・・カ
ム、６・・・ロッカアーム、７・・・プランジャ、８・
・・シリンダ、９・・・バルブシート、１０・・・チェ
ックボール、１１・・・チェックスプリング、１２・・
・リテーナ、１３・・・リターンスプリング、１４・・
・油室、１５・・・小穴、１６・・・室、１７・・・穴
、１８・・・油溝、１９・・・穴、２０・・・油溝、２
１・・・ラッシュアジャスタ組付体、２２・・・有底の
穴、２３・・・導通路、２４・・・ストッパ、２５・・
・穴、２６・・・嵌挿穴、２７・・・周壁、２Ｂ・・・
円周溝、２９・・・環状バッキング。FIG. 1 is a longitudinal sectional view showing a conventional lash adjuster device, and FIG. 2 is a longitudinal sectional view showing a lash adjuster device according to an embodiment of the present invention. 1... Cylinder head, 2... Intake and exhaust valves, 3
... Valve spring, 4... Camshaft, 5... Cam, 6... Rocker arm, 7... Plunger, 8...
...Cylinder, 9...Valve seat, 10...Check ball, 11...Check spring, 12...
・Retainer, 13...Return spring, 14...
・Oil chamber, 15... Small hole, 16... Chamber, 17... Hole, 18... Oil groove, 19... Hole, 20... Oil groove, 2
DESCRIPTION OF SYMBOLS 1... Lash adjuster assembly, 22... Bottomed hole, 23... Conduction path, 24... Stopper, 25...
・Hole, 26... Insertion hole, 27... Peripheral wall, 2B...
Circumferential groove, 29... annular backing.
Claims (1)
プランジャを、シリンダヘッドに形成した有底の嵌挿穴
に摺動可能に直接嵌合させたラッシュアジャスタ装置に
おいて、前記シリンダヘッドに設けた圧力油の導通路を
、前記プランジャの外周面に形成した環状の油溝、プラ
ンジャ内およびこのプランジャに装着したチェックバル
ブを介して、プランジャの下方の前記嵌挿式底部に形成
した油室と連通させ、かつプランジャ外周面の前記油溝
により下方部分と、この部分に対応する前記嵌挿穴の周
壁との間にクリアランスを形成すると共に、゛プランジ
ャ外周面の油溝より下方部分またはこの部分に対応する
嵌挿穴の周壁に円周溝を設け、該円周溝により前記クリ
アランスを流れる油をコントロールするようにしたこと
を特徴とするラッシュアジャスタ装置。In a lash adjuster device in which a plunger supporting a rocker arm of an overhead cam type engine is slidably directly fitted into a bottomed fitting hole formed in a cylinder head, a pressure oil conduit passage provided in the cylinder head is , an annular oil groove formed on the outer circumferential surface of the plunger, communicating with an oil chamber formed in the fit-in type bottom below the plunger through the inside of the plunger and a check valve attached to the plunger, and the outer circumferential surface of the plunger The oil groove forms a clearance between the lower part and the circumferential wall of the fitting hole corresponding to this part, and the part below the oil groove on the outer peripheral surface of the plunger or the fitting hole corresponding to this part forms a clearance. A lash adjuster device characterized in that a circumferential groove is provided in a peripheral wall, and the circumferential groove controls oil flowing through the clearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14573381U JPS5848910U (en) | 1981-09-29 | 1981-09-29 | Lush adjuster device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14573381U JPS5848910U (en) | 1981-09-29 | 1981-09-29 | Lush adjuster device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5848910U true JPS5848910U (en) | 1983-04-02 |
Family
ID=29938651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14573381U Pending JPS5848910U (en) | 1981-09-29 | 1981-09-29 | Lush adjuster device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848910U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS449204Y1 (en) * | 1968-07-17 | 1969-04-15 | ||
| JPS5572619A (en) * | 1978-11-15 | 1980-05-31 | Fiat Spa | Hydraulic tappet |
-
1981
- 1981-09-29 JP JP14573381U patent/JPS5848910U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS449204Y1 (en) * | 1968-07-17 | 1969-04-15 | ||
| JPS5572619A (en) * | 1978-11-15 | 1980-05-31 | Fiat Spa | Hydraulic tappet |
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