JPS5928609U - Sealed hydraulic lifter - Google Patents
Sealed hydraulic lifterInfo
- Publication number
- JPS5928609U JPS5928609U JP12296782U JP12296782U JPS5928609U JP S5928609 U JPS5928609 U JP S5928609U JP 12296782 U JP12296782 U JP 12296782U JP 12296782 U JP12296782 U JP 12296782U JP S5928609 U JPS5928609 U JP S5928609U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- diaphragm
- hydraulic lifter
- circumference
- upper opening
- 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図は本考案の実施例を示す密封式油圧リフタを装着
した自動車用エンジンのラッシュアジャスタの縦断面図
、第２図は本考案の実施例を示す油圧リフタの縦断面図
、第３図は第２図におけるダイヤフラムの縦断面図、第
４図゛は第３図の金属 −リングのみ取出して示す正面
断面図、第５図は第４図と比較するために示した従来の
金属リングの正面断面図である。
図の主要部分の説明、１・・・油圧リフタ、２・・・ブ
ツシュロッド、３・・・ブツシュロッドシート、１３・
・・ボデー、１４・・・プランジャ、１４ａ・・・上部
、１４ｂ・・・上端面、１５・・・シール部材、１６・
・・開口部内周、１７・・・上口周部、１８・・・ダイ
ヤフラム、１９・・・リザーバ、２０・・・チェックノ
そルブ、２１・・・リーク隙間、２２・・・圧力室、２
６・・・スプリング、２９・・・金属リング、２９ａ・
・・フランジ。Fig. 1 is a longitudinal cross-sectional view of a lash adjuster for an automobile engine equipped with a sealed hydraulic lifter showing an embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of a hydraulic lifter showing an embodiment of the present invention, and Fig. 3 is a longitudinal sectional view of the diaphragm in Fig. 2, Fig. 4 is a front sectional view showing only the metal ring in Fig. 3, and Fig. 5 is a diagram of a conventional metal ring shown for comparison with Fig. 4. FIG. Explanation of the main parts of the diagram, 1... Hydraulic lifter, 2... Bush rod, 3... Bush rod seat, 13...
...Body, 14... Plunger, 14a... Upper part, 14b... Upper end surface, 15... Seal member, 16...
... Inner circumference of opening, 17... Upper mouth circumference, 18... Diaphragm, 19... Reservoir, 20... Check knob, 21... Leak gap, 22... Pressure chamber, 2
6... Spring, 29... Metal ring, 29a.
...Flange.
Claims (1)
が係合し、下部が円筒状のボデーの底部に支持されたス
プリングに当接し、前記ブツシュロッドシートと共に上
下に摺動可能にボデー内に挿入されたプランジャを有し
、該プランジャ内に、その上部開口内周に上口周部が圧
入固定されたダイヤフラムと、該プランジャ外周面とボ
デー内周□ 面との間に装着されたシール部材とにより
外部と密封され、かつチェックバルブ及び前記ボデーと
プランジャ間のリーク隙間を介してボデー底部の圧力室
と連通ずるリザーバを備え、該リザーバと前記圧力室内
に油を封入した油圧リフタにおいて、前記ダイヤフラム
の上田周部に金属リングを埋設固定すると共に、該リン
グの上部にフランジを設け、該ダイヤフラムの上口周部
を前記プランジャの上部開口内周に圧入した際、前記金
属リングのフランジ下面が該プランジャの上端面に接触
するようにしたことを特徴とする密封式油圧リフタ。The upper part engages with a bushing rod seat that engages with the bushing rod, and the lower part contacts a spring supported at the bottom of the cylindrical body, and is inserted into the body so as to be able to slide up and down together with the bushing rod seat. A diaphragm having a diaphragm having an upper mouth periphery press-fitted into the inner periphery of the upper opening of the plunger, and a sealing member installed between the outer periphery of the plunger and the inner periphery of the body. A hydraulic lifter comprising a reservoir sealed from the outside and communicating with a pressure chamber at the bottom of the body through a check valve and a leak gap between the body and the plunger, the reservoir and the pressure chamber being filled with oil, wherein the diaphragm A metal ring is embedded and fixed in the Ueda circumference, and a flange is provided on the upper part of the ring, and when the upper opening circumference of the diaphragm is press-fitted into the inner circumference of the upper opening of the plunger, the lower surface of the flange of the metal ring is attached to the plunger. A sealed hydraulic lifter, characterized in that it comes into contact with the upper end surface of the lifter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12296782U JPS5928609U (en) | 1982-08-13 | 1982-08-13 | Sealed hydraulic lifter |
| US06/521,408 US4574750A (en) | 1982-08-13 | 1983-08-08 | Self-contained hydraulic lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12296782U JPS5928609U (en) | 1982-08-13 | 1982-08-13 | Sealed hydraulic lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5928609U true JPS5928609U (en) | 1984-02-22 |
Family
ID=30280867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12296782U Pending JPS5928609U (en) | 1982-08-13 | 1982-08-13 | Sealed hydraulic lifter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5928609U (en) |
-
1982
- 1982-08-13 JP JP12296782U patent/JPS5928609U/en active Pending
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