JPS63171648U - - Google Patents
Info
- Publication number
- JPS63171648U JPS63171648U JP1987064264U JP6426487U JPS63171648U JP S63171648 U JPS63171648 U JP S63171648U JP 1987064264 U JP1987064264 U JP 1987064264U JP 6426487 U JP6426487 U JP 6426487U JP S63171648 U JPS63171648 U JP S63171648U
- Authority
- JP
- Japan
- Prior art keywords
- plug tube
- groove
- cylinder head
- head cover
- main lip
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
Landscapes
- Spark Plugs (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Gasket Seals (AREA)
Description
第１図は本考案のシリンダヘツドカバーとプラ
グチユーブ間のシール構造の一実施例の自由状態
の部分断面図、第２図は第１図の組付後の断面図
、第３図は本考案の別の実施例の部分断面図、第
４図は既提案の実願昭６１―８３４９４号のシリ
ンダヘツドガスケツトに準じるガスケツトの部分
断面図、である。
１０……プラグチユーブガスケツト、１６……
円筒状壁、１８……プラグチユーブ、２０……主
リツプ部、２６……スプリング、３６……溝。
Figure 1 is a partial cross-sectional view of an embodiment of the seal structure between the cylinder head cover and plug tube of the present invention in a free state, Figure 2 is a cross-sectional view of Figure 1 after assembly, and Figure 3 is the seal structure of the present invention. FIG. 4 is a partial cross-sectional view of another embodiment of the cylinder head gasket according to the previously proposed cylinder head gasket of U.S. Pat. No. 61-83494. 10...Plug tube gasket, 16...
Cylindrical wall, 18... plug tube, 20... main lip portion, 26... spring, 36... groove.
Claims (1)
ール構造において、プラグチユーブ外周面と間隔
をもつて並行にシリンダヘツドカバーに円筒状壁
を設け、該円筒状壁とプラグチユーブ間にプラグ
チユーブガスケツトを介装し、該プラグチユーブ
ガスケツトをプラグチユーブに当接する主リツプ
部とシリンダヘツドカバー円筒状壁内周面に嵌着
される取付部と前記主リツプ部と前記取付部とを
連結する蛇腹部とから構成し、前記主リツプ部に
、スプリングを装着するとともに、上方に向つて
開く環状のほぼＶ字状の溝を設け、該溝の形状を
、溝深さをｈ、スプリングの断面の半径をｒ、溝
の内外周面のなす角度をα１、主リツプ部の内周
面がプラグチユーブガスケツトの軸芯となす角度
をα２としたときに、ｈ，ｒ，α１，α２間に、
０．３ｒ≦ｈ≦２．０ｒ，α１≒α２の関係が成
立する溝形状としたことを特徴とするシリンダヘ
ツドカバーとプラグチユーブ間のシール構造。 In the sealing structure between the cylinder head cover and the plug tube, a cylindrical wall is provided on the cylinder head cover parallel to the outer peripheral surface of the plug tube at a distance, and a plug tube gasket is interposed between the cylindrical wall and the plug tube. , consisting of a main lip part that brings the plug tube gasket into contact with the plug tube, a mounting part that fits into the inner peripheral surface of the cylindrical wall of the cylinder head cover, and a bellows part that connects the main lip part and the mounting part. A spring is attached to the main lip part, and an annular substantially V-shaped groove that opens upward is provided, and the shape of the groove is such that the depth of the groove is h, the radius of the cross section of the spring is r, When the angle between the inner and outer circumferential surfaces of the groove is α 1 and the angle between the inner circumferential surface of the main lip and the axis of the plug tube gasket is α 2 , between h, r, α 1 and α 2 ,
A seal structure between a cylinder head cover and a plug tube, characterized in that the groove shape satisfies the following relationships: 0.3r≦h≦2.0r, α 1 ≒ α 2 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987064264U JPH0332767Y2 (en) | 1987-04-30 | 1987-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987064264U JPH0332767Y2 (en) | 1987-04-30 | 1987-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63171648U true JPS63171648U (en) | 1988-11-08 |
| JPH0332767Y2 JPH0332767Y2 (en) | 1991-07-11 |
Family
ID=30900266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987064264U Expired JPH0332767Y2 (en) | 1987-04-30 | 1987-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332767Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007064486A (en) * | 2005-08-31 | 2007-03-15 | Skf Ab | Sealing structure |
| WO2011158750A1 (en) * | 2010-06-15 | 2011-12-22 | 内山工業株式会社 | Annular elastic gasket |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62195643U (en) * | 1986-06-02 | 1987-12-12 |
-
1987
- 1987-04-30 JP JP1987064264U patent/JPH0332767Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62195643U (en) * | 1986-06-02 | 1987-12-12 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007064486A (en) * | 2005-08-31 | 2007-03-15 | Skf Ab | Sealing structure |
| JP4536045B2 (en) * | 2005-08-31 | 2010-09-01 | アーベー エスコーエフ | Sealing structure |
| WO2011158750A1 (en) * | 2010-06-15 | 2011-12-22 | 内山工業株式会社 | Annular elastic gasket |
| JPWO2011158750A1 (en) * | 2010-06-15 | 2013-08-19 | 内山工業株式会社 | Annular elastic gasket |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0332767Y2 (en) | 1991-07-11 |