JPH0362264U - - Google Patents
Info
- Publication number
- JPH0362264U JPH0362264U JP12362489U JP12362489U JPH0362264U JP H0362264 U JPH0362264 U JP H0362264U JP 12362489 U JP12362489 U JP 12362489U JP 12362489 U JP12362489 U JP 12362489U JP H0362264 U JPH0362264 U JP H0362264U
- Authority
- JP
- Japan
- Prior art keywords
- bead
- inclined surface
- curvature
- radius
- circumferential side
- 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
- 239000011324 bead Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Description
第１図は本考案に係わる内燃機関用金属ガスケ
ツトの１実施例を図示した平面図、第２図はその
要部拡大平面図、第３図は３枚の金属板で構成さ
れたガスケツトをシリンダブロツクとシリンダヘ
ツドとの間に介装した状態を示す第２図の−
線に沿つて截断した横断側面図、第４図は金属板
にビードを形成する方法を説明するための横断側
面図である。
１……金属板、１ａ……金属板の外縁、２……
シリンダ開口、３……冷却水開口、４……オイル
戻し開口、５……ブローバイ開口、６……ボルト
挿入開口、７〜１１……ビード、２ａ，６ａ……
開口縁、２０……シリンダブロツク、３０……シ
リンダヘツド、２１，３１……合せ面、４１……
雄型、４２……雌型、７ｉ……内周側傾斜面、７
ｏ……外周側傾斜面、７ｔ……ビード頂点、Ｗ…
…ビード幅、Ｈ……ビード高さ、Ｒｉ……内周側
立上り部の曲率半径、Ｒｏ……外周側立上り部の
曲率半径、α……内周側および外周側傾斜面の傾
斜角。
Fig. 1 is a plan view illustrating one embodiment of the metal gasket for internal combustion engines according to the present invention, Fig. 2 is an enlarged plan view of its main parts, and Fig. 3 shows a gasket composed of three metal plates in a cylinder. - in Fig. 2 showing the state interposed between the block and the cylinder head.
FIG. 4 is a cross-sectional side view cut along a line, and FIG. 4 is a cross-sectional side view for explaining a method of forming beads on a metal plate. 1...Metal plate, 1a...Outer edge of metal plate, 2...
Cylinder opening, 3...Cooling water opening, 4...Oil return opening, 5...Blow-by opening, 6...Bolt insertion opening, 7-11...Bead, 2a, 6a...
Opening edge, 20... cylinder block, 30... cylinder head, 21, 31... mating surface, 41...
Male type, 42...Female type, 7i...Inner peripheral side inclined surface, 7
o...Outer peripheral side inclined surface, 7t...Bead apex, W...
... Bead width, H... Bead height, Ri... Radius of curvature of the rising portion on the inner circumferential side, Ro... Radius of curvature of the rising portion on the outer circumferential side, α... Inclination angle of the inclined surface on the inner circumferential side and the outer circumferential side.
Claims (1)
は略台形であるビードを形成した金属ガスケツト
において、該ビードの内周側の傾斜面と外周側の
傾斜面の勾配を略同一にし、かつ前記ビードの内
周側立上り部の曲率半径を前記外周側立上り部の
曲率半径より大きくしたビードを形成した金属板
を備えていることを特徴とする内燃機関用金属ガ
スケツト。 In a metal gasket in which a bead with a substantially triangular or trapezoidal cross-sectional shape is formed along a smooth curve, an inclined surface on an inner circumferential side and an inclined surface on an outer circumferential side of the bead have substantially the same slope, and 1. A metal gasket for an internal combustion engine, comprising a metal plate on which a bead is formed, the radius of curvature of the rising portion on the inner peripheral side being larger than the radius of curvature of the rising portion on the outer peripheral side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989123624U JPH088376Y2 (en) | 1989-10-24 | 1989-10-24 | Metal gasket for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989123624U JPH088376Y2 (en) | 1989-10-24 | 1989-10-24 | Metal gasket for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0362264U true JPH0362264U (en) | 1991-06-18 |
| JPH088376Y2 JPH088376Y2 (en) | 1996-03-06 |
Family
ID=31671591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989123624U Expired - Fee Related JPH088376Y2 (en) | 1989-10-24 | 1989-10-24 | Metal gasket for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH088376Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018154918A1 (en) * | 2017-02-22 | 2018-08-30 | 日本リークレス工業株式会社 | Metal gasket |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6422852U (en) * | 1987-08-03 | 1989-02-07 | ||
| JP3121863U (en) * | 2006-02-18 | 2006-06-01 | 良三 太田 | Tubular mounting bolt that can be welded to steel |
-
1989
- 1989-10-24 JP JP1989123624U patent/JPH088376Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6422852U (en) * | 1987-08-03 | 1989-02-07 | ||
| JP3121863U (en) * | 2006-02-18 | 2006-06-01 | 良三 太田 | Tubular mounting bolt that can be welded to steel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018154918A1 (en) * | 2017-02-22 | 2018-08-30 | 日本リークレス工業株式会社 | Metal gasket |
| JP2018135823A (en) * | 2017-02-22 | 2018-08-30 | 日本リークレス工業株式会社 | Metal gasket |
| US11326695B2 (en) | 2017-02-22 | 2022-05-10 | Nippon Leakless Industry Co., Ltd. | Metal gasket |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH088376Y2 (en) | 1996-03-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |