JPH01157257U - - Google Patents
Info
- Publication number
- JPH01157257U JPH01157257U JP5312588U JP5312588U JPH01157257U JP H01157257 U JPH01157257 U JP H01157257U JP 5312588 U JP5312588 U JP 5312588U JP 5312588 U JP5312588 U JP 5312588U JP H01157257 U JPH01157257 U JP H01157257U
- Authority
- JP
- Japan
- Prior art keywords
- gasket
- peripheral edge
- fluid hole
- metal
- periphery
- 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
- 239000012530 fluid Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
Landscapes
- Gasket Seals (AREA)
Description
第１図は本考案に係る金属積層形ガスケツトの
実施例を示す部分平面図、第２図は第１図のＡ―
Ａ位置で破断して示す要部斜視図、第３図及び第
４図はそれぞれ異なる実施例についての同様な位
置で破断した要部の斜視図及び断面図、第５図は
突片の内側縁形状の変形例を示す要部平面図、第
６図はさらに他の実施例の部分平面図である。
１，２……外板、３……中板、８，２８……流
体穴、９，２９……流体穴シール部、１１，３１
……シール保護部、１５，３５……突片、１６，
３６……内側縁。
FIG. 1 is a partial plan view showing an embodiment of the metal laminated gasket according to the present invention, and FIG.
A perspective view of the main part broken at position A, FIGS. 3 and 4 are perspective views and sectional views of the main part broken at the same position of different embodiments, and FIG. 5 shows the inner edge of the protrusion. FIG. 6 is a partial plan view of still another embodiment. 1, 2... Outer plate, 3... Middle plate, 8, 28... Fluid hole, 9, 29... Fluid hole seal portion, 11, 31
... Seal protection part, 15, 35 ... Protrusion piece, 16,
36...Inner edge.
Claims (1)
ツトにおいて、 ガスケツト周辺部に位置する流体穴のガスケツ
ト外周縁側の部分に、積層金属板における一方の
外板周縁に設けた突片を折り返すことにより、締
付け時に上記流体穴の内周縁の穴シール部に適度
な締付け力を作用させるに必要な厚さを持つシー
ル保護部を形成し、 このシール保護部を形成する上記突片の内側縁
を、上記流体穴シール部の周縁に沿う弧状に形成
した、 ことを特徴とする金属積層形ガスケツト。[Scope of Claim for Utility Model Registration] In a metal laminated gasket made by laminating several metal plates, a fluid hole located at the periphery of the gasket on the outer peripheral edge side of the gasket, and one outer plate peripheral edge of the laminated metal plate. By folding back the protrusion provided, a seal protection portion is formed that has a thickness necessary to apply an appropriate tightening force to the hole seal portion on the inner peripheral edge of the fluid hole during tightening, and this seal protection portion is formed. A metal laminated gasket characterized in that the inner edge of the protruding piece is formed in an arc shape along the periphery of the fluid hole sealing portion.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988053125U JPH0322540Y2 (en) | 1988-04-20 | 1988-04-20 | |
| US07/302,535 US5082298A (en) | 1988-02-01 | 1989-01-26 | Steel laminate gasket with seal protecting member |
| US07/698,707 US5131668A (en) | 1988-02-01 | 1991-05-13 | Steel laminate gasket with seal protecting member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988053125U JPH0322540Y2 (en) | 1988-04-20 | 1988-04-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01157257U true JPH01157257U (en) | 1989-10-30 |
| JPH0322540Y2 JPH0322540Y2 (en) | 1991-05-16 |
Family
ID=31279121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988053125U Expired JPH0322540Y2 (en) | 1988-02-01 | 1988-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0322540Y2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5766344A (en) | 1991-09-21 | 1998-06-16 | Semiconductor Energy Laboratory Co., Ltd. | Method for forming a semiconductor |
| US6964890B1 (en) | 1992-03-17 | 2005-11-15 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for forming the same |
| CN100465742C (en) | 1992-08-27 | 2009-03-04 | 株式会社半导体能源研究所 | Active matrix display |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5620045U (en) * | 1979-07-23 | 1981-02-21 | ||
| JPS61255254A (en) * | 1985-05-09 | 1986-11-12 | Nippon Metal Gasket Kk | Metal gasket |
-
1988
- 1988-04-20 JP JP1988053125U patent/JPH0322540Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5620045U (en) * | 1979-07-23 | 1981-02-21 | ||
| JPS61255254A (en) * | 1985-05-09 | 1986-11-12 | Nippon Metal Gasket Kk | Metal gasket |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0322540Y2 (en) | 1991-05-16 |