JPH01131805U - - Google Patents
Info
- Publication number
- JPH01131805U JPH01131805U JP2590988U JP2590988U JPH01131805U JP H01131805 U JPH01131805 U JP H01131805U JP 2590988 U JP2590988 U JP 2590988U JP 2590988 U JP2590988 U JP 2590988U JP H01131805 U JPH01131805 U JP H01131805U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- plunger assembly
- seal
- sealed
- boot seal
- 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
- 238000002788 crimping Methods 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は、本考案の一実施例を示すラツシユア
ジヤスタ縦断面図であり、第２図は、第１図の主
要部を拡大した一部断面図であり、第３図は、第
２図と同様な形態で示す第２実施例を示す一部断
面図であり、第４図は、第２図と同様な形態で示
す第３実施例を示す一部断面図であり、第５図は
、例示的に第１実施例のラツシユアジヤスタを組
み込んであるが、本考案の各実施例のラツシユア
ジヤスタを組み込むことができるシリンダヘツド
の断面図であり、第６図は、従来の密封型ラツシ
ユアジヤスタの主要部の一部断面図である。
［主要部分の符号の説明］、１，３１，４１…
…ブーツシール、３，３３，４３……加締部材、
５，３５，４５……Ｏ―リングシール、７，３７
，４７……プランジヤキヤツプ、９，３９，４９
……ボデイー。
FIG. 1 is a longitudinal cross-sectional view of a lash adjuster showing an embodiment of the present invention, FIG. 2 is a partially enlarged cross-sectional view of the main part of FIG. 1, and FIG. FIG. 4 is a partial sectional view showing a second embodiment shown in a form similar to that of FIG. 2; FIG. 4 is a partially sectional view showing a third embodiment shown in a form similar to FIG. The figure exemplarily incorporates the lash adjuster of the first embodiment, but is a sectional view of a cylinder head in which the lash adjuster of each embodiment of the present invention can be incorporated, and FIG. FIG. 2 is a partial cross-sectional view of the main part of a conventional sealed lash adjuster. [Explanation of symbols of main parts], 1, 31, 41...
...Boot seal, 3,33,43...Clinching member,
5,35,45...O-ring seal, 7,37
, 47...plunger cap, 9, 39, 49
...Body.
Claims (1)
に応じて、吸排気弁のバルブクリアランスを除去
するために用いられ、カツプ状の本体と、該本体
内に嵌合され軸線方向に摺動するプランジヤ組立
体とから成り、該プランジヤ組立体の内部にはリ
ザーバ室、該プランジヤ組立体と該本体との間に
は高圧室が画成され、該高圧室を所定の剛性状態
に保つために、油で満たされた密封型の油圧式ラ
ツシユアジヤスタにおいて、 該プランジヤ組立体と該本体との間には、内部
の油の漏洩を防ぐためにブーツシールが設けられ
ており、該ブーツシールの該本体寄り端部であつ
て、該本体の外周には、Ｏ―リングシールが介装
され、該ブーツシール及びＯ―リングシールを加
締部材と共に加締めることで密封したことを特徴
とする密封型の油圧式ラツシユアジヤスタ。[Claims for Utility Model Registration] It is disposed in the cylinder head and is used to remove the valve clearance of the intake and exhaust valves according to the rotational displacement of the cam. a plunger assembly that slides in the axial direction, a reservoir chamber is defined inside the plunger assembly, a high pressure chamber is defined between the plunger assembly and the main body, and the high pressure chamber is fixed to a predetermined rigidity. In a sealed hydraulic lash adjuster filled with oil, a boot seal is provided between the plunger assembly and the main body to prevent internal oil from leaking. , an O-ring seal is interposed on the outer periphery of the main body at the end of the boot seal closer to the main body, and the boot seal and the O-ring seal are sealed by crimping together with a crimping member. A sealed hydraulic latch adjuster featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2590988U JPH01131805U (en) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2590988U JPH01131805U (en) | 1988-03-01 | 1988-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01131805U true JPH01131805U (en) | 1989-09-07 |
Family
ID=31247059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2590988U Pending JPH01131805U (en) | 1988-03-01 | 1988-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01131805U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006126471A1 (en) * | 2005-05-23 | 2006-11-30 | Ntn Corporation | Lash adjuster in valve gear and arm type valve gear |
| WO2010023748A1 (en) * | 2008-08-28 | 2010-03-04 | トヨタ自動車株式会社 | Hermetically sealed rush adjuster |
| WO2010023747A1 (en) * | 2008-08-28 | 2010-03-04 | トヨタ自動車株式会社 | Hermetically sealed rush adjuster |
-
1988
- 1988-03-01 JP JP2590988U patent/JPH01131805U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006126471A1 (en) * | 2005-05-23 | 2006-11-30 | Ntn Corporation | Lash adjuster in valve gear and arm type valve gear |
| WO2010023748A1 (en) * | 2008-08-28 | 2010-03-04 | トヨタ自動車株式会社 | Hermetically sealed rush adjuster |
| WO2010023747A1 (en) * | 2008-08-28 | 2010-03-04 | トヨタ自動車株式会社 | Hermetically sealed rush adjuster |
| US9567877B2 (en) | 2008-08-28 | 2017-02-14 | Toyota Jidosha Kabushiki Kaisha | Hermetically sealed lash adjuster |
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