JPS61149756U - - Google Patents
Info
- Publication number
- JPS61149756U JPS61149756U JP3251285U JP3251285U JPS61149756U JP S61149756 U JPS61149756 U JP S61149756U JP 3251285 U JP3251285 U JP 3251285U JP 3251285 U JP3251285 U JP 3251285U JP S61149756 U JPS61149756 U JP S61149756U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- head cover
- cover gasket
- seal groove
- rubber
- 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
- 229920001875 Ebonite Polymers 0.000 claims 2
Landscapes
- Gasket Seals (AREA)
Description
第１図は本考案の第１実施例のガスケツトの平
面図、第２図は第１図おけるガスケツトをシリン
ダーカバーの溝に装着する前の状態を示す断面図
、第３図は第２図におけるガスケツトを締付けた
状態を示す断面図、第４図は第３図の要部拡大断
面図、第５図は第２実施例のガスケツトとシリン
ダーヘツドの要部拡大断面図、第６図及び第７図
は従来のガスケツトとシリンダヘツドカバーの要
部拡大図でガスケツトの変形前及び変形後を示す
ものである。
１…ガスケツト、１ａ…上部、１ｂ…下部、１
ｃ…突条部、２…シリンダヘツドカバー、２ａ…
シール溝、２ｂ…くさび状空間、３…シリンダブ
ロツク、１０…従来のガスケツト。
Fig. 1 is a plan view of the gasket according to the first embodiment of the present invention, Fig. 2 is a sectional view showing the gasket in Fig. 1 before it is installed in the groove of the cylinder cover, and Fig. 3 is a plan view of the gasket in Fig. 2. 4 is an enlarged sectional view of the main parts of FIG. 3, FIG. 5 is an enlarged sectional view of the main parts of the gasket and cylinder head of the second embodiment, and FIGS. 6 and 7 are The figure is an enlarged view of the main parts of a conventional gasket and cylinder head cover, showing the gasket before and after deformation. 1... Gasket, 1a... Upper part, 1b... Lower part, 1
c... protrusion, 2... cylinder head cover, 2a...
Seal groove, 2b... wedge-shaped space, 3... cylinder block, 10... conventional gasket.
Claims (1)
ール溝が形成されているシリンダヘツドカバーの
該シール溝に挿入保持されるシリンダヘツドカバ
ーガスケツトであつて、 上記シール溝の底部と対面する該シリンダヘツ
ドカバーガスケツトの上部が軟質ゴムで構成され
、該シリンダヘツドカバーガスケツトの下部が該
軟質ゴムよりゴム硬さでＨｓ１０以上高い硬質ゴ
ムで構成されていることを特徴とするシリンダヘ
ツドカバーガスケツト。 (2) 軟質ゴムのゴム硬さはＨｓ４０〜５０であ
り、硬質ゴムのゴム硬さＨｓ６０〜８０である実
用新案登録請求の範囲第１項記載のシリンダーヘ
ツドカバーガスケツト。 (3) 上部はシール溝の底部を形成する面内で２
枚の板状体が接触する角部と対面する突条部をも
つ実用新案登録請求の範囲第１項記載のシリンダ
ーヘツドカバーガスケツト。 (4) シリンダブロツクと当接する下部がシール
溝に挿入される上部より大きい断面積をもつ形状
とした実用新案登録請求の範囲第１項記載のシリ
ンダーヘツドカバーガスケツト。[Claims for Utility Model Registration] (1) A cylinder head cover gasket that is inserted and held in the seal groove of a cylinder head cover in which a seal groove is formed at the ends of two plate-shaped bodies that are joined to each other. The upper part of the cylinder head cover gasket, which faces the bottom of the seal groove, is made of soft rubber, and the lower part of the cylinder head cover gasket is made of hard rubber, which has a hardness of Hs 10 or more higher than that of the soft rubber. A cylinder head cover gasket characterized by: (2) The cylinder head cover gasket according to claim 1, wherein the soft rubber has a rubber hardness of Hs 40 to 50, and the hard rubber has a rubber hardness of Hs 60 to 80. (3) The upper part is 2 in the plane that forms the bottom of the seal groove.
The cylinder head cover gasket according to claim 1, which is a utility model, and has a protrusion facing the corner where the two plate-shaped bodies come into contact. (4) The cylinder head cover gasket according to claim 1, wherein the lower part that contacts the cylinder block has a larger cross-sectional area than the upper part that is inserted into the seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3251285U JPS61149756U (en) | 1985-03-07 | 1985-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3251285U JPS61149756U (en) | 1985-03-07 | 1985-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61149756U true JPS61149756U (en) | 1986-09-16 |
Family
ID=30534094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3251285U Pending JPS61149756U (en) | 1985-03-07 | 1985-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61149756U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016191425A (en) * | 2015-03-31 | 2016-11-10 | Nok株式会社 | Sealing device |
| JPWO2019130561A1 (en) * | 2017-12-28 | 2020-04-02 | 本田技研工業株式会社 | Seal structure of internal combustion engine |
-
1985
- 1985-03-07 JP JP3251285U patent/JPS61149756U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016191425A (en) * | 2015-03-31 | 2016-11-10 | Nok株式会社 | Sealing device |
| JPWO2019130561A1 (en) * | 2017-12-28 | 2020-04-02 | 本田技研工業株式会社 | Seal structure of internal combustion engine |
| CN111566393A (en) * | 2017-12-28 | 2020-08-21 | 本田技研工业株式会社 | Sealing structure for internal combustion engine |
| CN111566393B (en) * | 2017-12-28 | 2021-12-21 | 本田技研工业株式会社 | Sealing structure for internal combustion engine |
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