JPH0222656U

JPH0222656U -

Info

Publication number: JPH0222656U
Application number: JP10022488U
Authority: JP
Priority date: 1988-07-28
Filing date: 1988-07-28
Publication date: 1990-02-15

Description

[Brief explanation of drawings]

第１図は本考案に係る金属ガスケツトの平面図
、第２図は第１図のＸ―Ｘ線における拡大端面図
、第３図は第２の実施例の第２図に対応する拡大
端面図、第４図ないし第７図はその他の実施例の
第２図に対応する拡大端面図である。１……金属ガスケツト、２，３，１０……ビー
ド基板、４……調整板、５，６，１１……ビード
、７……周縁、８……グロメツト、９……フラン
ジ面、Ａ……シリンダーボアー用開口部、Ｂ……
外周縁。 Fig. 1 is a plan view of a metal gasket according to the present invention, Fig. 2 is an enlarged end view taken along the line X--X of Fig. 1, and Fig. 3 is an enlarged end view corresponding to Fig. 2 of the second embodiment. , and FIGS. 4 to 7 are enlarged end views corresponding to FIG. 2 of other embodiments. 1... Metal gasket, 2, 3, 10... Bead substrate, 4... Adjustment plate, 5, 6, 11... Bead, 7... Periphery, 8... Grommet, 9... Flange surface, A... Cylinder bore opening, B...
outer rim.

Claims

[Claims for Utility Model Registration] 1. A cylinder bore opening A penetrating the bead substrates 2 and 3 with equal plate thicknesses t ₁ and t ₂ has a contour shape along the periphery 7 and 7 of the opening A, respectively. A metal gasket equipped with a grommet 8 having flange surfaces 9, 9 lower than the bulging height h of the beads 5, 6 formed by bulging outward. 2. The metal gasket according to claim 1, wherein the thickness _t2 of the bead substrate 3 disposed on the cylinder head side is thinner than the thickness _t1 of the bead substrate 2 disposed on the cylinder block side. 3 Place two bead substrates 3 and 10 in close contact with each other on the cylinder head side, and one bead substrate 2 on the cylinder block side, and set the thickness _t3 of the inner bead substrate 10 to that of the outer bead substrate 3. A cylinder bore opening penetrating through the bead substrates ₂ , 10, and 3 by making the plate thickness _t2 thinner than or equal to the plate thickness t2, and making the plate thickness _t2 of the bead substrate 3 thinner than the plate thickness t1 of the bead substrate 2. A, the periphery 7 of the opening A
, 7, each having a grommet 8 having flange surfaces 9, 9 which are lower than the bulging height h of the beads 5, 6 formed by bulging outward in a contoured manner. . 4 The opening A for the cylinder bore is provided through the adjustment plate 4 and the bead substrates 2 and 3 which are laminated on both sides thereof and have the same plate thickness t ₁ and t ₂ .
The grommet 8 has flange surfaces 9, 9 which are lower than the bulge height h of the beads 5, 6 which are contoured and bulge outwardly along the peripheral edges 7, 7, respectively.
A metal gasket characterized by being equipped with. 5. The adjustment plate 4 according to claim 4, characterized in that the plate thickness _t2 of the bead substrate 3 disposed on the cylinder head side of the adjusting plate 4 is made thinner than the plate thickness _t1 of the bead substrate 2 disposed on the cylinder block side. metal gasket. 6 Place two bead substrates 3 and 10 in close contact with each other on the cylinder head side of the adjusting plate 4, and one bead substrate 2 on the cylinder block side, and set the thickness t3 of the inner bead substrate 10 to the outer bead substrate ₁₀ . The thickness t ₂ of the bead substrate 3 is made thinner than or equal to the thickness t 2 of the bead substrate 3, and the thickness t ₂ of the bead substrate 3 is made thinner than the thickness t ₁ of the bead substrate 2. Opening A for the cylinder bore that penetrates the
A grommet 8 is provided with flange surfaces 9, 9 having flange surfaces 9, 9 which are lower than the bulging height h of the beads 5, 6 which are contoured and bulged outward along the peripheral edges 7, 7 of the opening A, respectively. A metal gasket characterized by being installed.