WO2017154615A1 - ガスケット及び密封装置 - Google Patents
ガスケット及び密封装置 Download PDFInfo
- Publication number
- WO2017154615A1 WO2017154615A1 PCT/JP2017/007044 JP2017007044W WO2017154615A1 WO 2017154615 A1 WO2017154615 A1 WO 2017154615A1 JP 2017007044 W JP2017007044 W JP 2017007044W WO 2017154615 A1 WO2017154615 A1 WO 2017154615A1
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- Prior art keywords
- gasket
- outer peripheral
- members
- peripheral seal
- gasket base
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/102—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
- F16J15/121—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement
- F16J15/122—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement generally parallel to the surfaces
- F16J15/123—Details relating to the edges of the packing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
- F16J15/121—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement
- F16J15/127—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement the reinforcement being a compression stopper
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
Definitions
- the present invention relates to a gasket and a sealing device, and more particularly to a gasket and a sealing device capable of reliably protecting opposite end surfaces of two members from dust, water droplets and the like.
- the gasket seals between the end faces by being sandwiched between the opposing end faces of two members forming a flow path of a fluid such as gas or oil.
- a fluid such as gas or oil.
- Patent Documents 1 and 2 Conventionally, as such a gasket, one in which a seal portion made of a seal material such as rubber is provided on the surface of a gasket base portion made of a metal plate is known (Patent Documents 1 and 2).
- FIG. 8 is a cross-sectional view of a use state of the gasket described in Patent Document 2.
- the gasket 100 has bead strips 102 and 103 made of an elastic material on the inner and outer peripheral sides of the front and back surfaces of the gasket base portion 101, respectively.
- the gasket 100 is disposed between the opposing end faces 201a and 202a of the two members 201 and 202, and the members 201 and 202 are clamped by the bolt 300 to be sandwiched between the end faces 201a and 202a, at which time the bead strip
- the flow paths are sealed by the compression of 102 and 103.
- JP 2005-146909 A Japanese Utility Model Publication No. 61-134548
- the gap S is a recess when viewed from the outside of the two members 201 and 202 in the butted state. If salt water flying from the outer space stays in this gap S, the two members (housings) 201 and 202 will corrode, and if this corrosion progresses, the mating surfaces of the gaskets will also corrode, which may make it impossible to ensure sealing performance. . In addition, even if dust and water droplets coming from the external space are corrosive, there is a possibility that the sealing performance can not be secured as well.
- an object of the present invention is to provide a gasket capable of reliably protecting opposite end surfaces of two members from dust, water droplets, salt water, and the like.
- Another object of the present invention is to provide a sealing device in which opposite end surfaces of two members with a gasket sandwiched therebetween are reliably protected from dust, water droplets, salt water and the like.
- a gasket comprising: a protruding edge portion that protrudes outward over the entire circumference of the outer surface. 2. When the gasket base portion is sandwiched between the end faces, a cover portion that comes in contact with the outer surface of at least one of the two members is continuously provided at the protruding edge portion. The gasket as described in 1 above. 3.
- the outer peripheral seal portion projects outward along the entire periphery of the sandwiching portion which is sandwiched between the end surfaces together with the gasket base portion and the outer surface of the two members, and is crushed between the end surfaces And a protruding edge portion. 6.
- the gasket further includes an inner peripheral seal made of a rubber-like elastic material fixed along the inner peripheral edge of the gasket base.
- the top view which shows one Embodiment of the gasket which concerns on this invention Sectional view along line (ii)-(ii) in FIG. 1 Sectional view along line (iii)-(iii) in FIG. 1
- Partial cross-sectional view showing an embodiment of a gasket and a sealing device according to the present invention Sectional view showing another embodiment of the gasket and the sealing device according to the present invention
- Sectional view showing still another embodiment of the gasket and the sealing device according to the present invention The perspective view which shows the other embodiment of the gasket based on this invention Sectional view showing the state of use of the conventional gasket
- FIG. 1 is a plan view showing an embodiment of a gasket according to the present invention
- FIG. 2 is a cross-sectional view taken along line (ii)-(ii) in FIG. 1
- FIG. 3 is (iii) in FIG. -(Iii) It is sectional drawing which follows a line.
- the gasket 1 is, as shown in FIG. 1, a gasket base portion 2 formed of a flat plate formed annularly, and an outer peripheral seal portion 3 formed of a rubber-like elastic material fixed to the outer peripheral edge portion of the gasket base portion 2. And an inner peripheral seal portion 4 made of a rubber-like elastic material fixed to the inner peripheral edge portion of the gasket base portion 2.
- a plurality of bolt holes 5 are formed in the gasket base portion 2 at predetermined intervals.
- the gasket base portion 2 is formed of, for example, a hard material such as a metal such as stainless steel or a synthetic resin such as polyamide.
- the gasket base portion 2 shown in the present embodiment is formed in a rectangular ring shape, but the outer diameter shape of the gasket base portion 2 may be a ring shape or another ring, and a member to which the gasket 1 is attached It is formed according to the end face shape of the above, and is not limited at all.
- the outer peripheral seal portion 3 is formed by baking a rubber-like elastic material on the outer peripheral edge portion of the gasket base portion 2, specifically, the outer peripheral end face 2a of the gasket base portion 2 as shown in FIGS. They are integrally formed and fixed by vulcanization bonding).
- the rubbery elastic material used for the outer peripheral seal portion 3 include ethylene propylene diene terpolymer (EPDM), fluororubber (FKM), hydrogenated nitrile rubber (HNBR), nitrile rubber (NBR), and natural A rubber (NR), an acrylic ester rubber (ACM) or the like can be appropriately selected and used.
- the outer peripheral seal portion 3 is formed so as to protrude outward in a substantially rectangular shape in cross section over the entire periphery of the outer peripheral end face 2 a of the gasket base portion 2.
- the thickness T1 of the outer peripheral seal portion 3 is larger than the thickness of the gasket base portion 2 so that it can be compressed when sandwiched between the end faces of two members described later to generate a predetermined surface pressure. Is formed.
- the inner peripheral seal portion 4 bakes a rubber-like elastic material on the inner peripheral edge portion of the gasket base portion 2, specifically, the inner peripheral end surface 2 b of the gasket base portion 2 ( They are integrally formed and fixed by vulcanization bonding).
- the rubber-like elastic material used for the inner circumferential seal portion 4 can be the same as the outer circumferential seal portion 3.
- the inner peripheral seal portion 4 is formed so as to protrude inward in a substantially rectangular shape in cross section along the entire circumference of the inner peripheral end surface 2 b of the gasket base portion 2.
- the thickness T2 of the inner peripheral seal portion 4 is larger than the thickness of the gasket base portion 2 so as to be compressed when sandwiched between the end faces of two members described later to generate a predetermined surface pressure. It is formed as.
- FIG. 4 is a partial cross-sectional view showing an embodiment of a sealing device according to the present invention, and shows a state in which the gasket 1 shown in FIGS. 1 to 3 is used.
- the sealing device 10 is configured to include two members 20 and 30 in which opposing end faces 20 a and 30 a are butted, and the above-described gasket 1.
- the gasket 1 is sandwiched between the end faces 20a, 30a, and the end faces 20a, 30a are tightened by bolts (not shown) extending between the two members 20, 30 through the bolt holes 5 of the gasket 1, thereby the end face 20a, It is sandwiched between 30a.
- the outer shape of the gasket base portion 2 in the gasket 1 in plan view is slightly smaller than the outer shape of the end faces 20 a and 30 a in plan view, but the outer peripheral seal portion 3 is in plan view.
- the outer shape of is slightly larger than the outer shape of each of the end faces 20a and 30a in plan view.
- the outer peripheral seal portion 3 is elastically deformed due to the pinched portions 3a being pressed by the end faces 20a and 30a.
- the edge portion 3b is pushed outward from between the end faces 20a and 30a and is in a state of being pushed out.
- the protruding edge portion 3b which bit out cuts into the entire outer peripheral corner of the end face 20a, 30a (the corner formed by the end face 20a, 30a and the outer side face 20b, 30b) 20c, 30c.
- the entire end face 20a, 30a is at least on the outer peripheral side. Covered. That is, the protruding edge portion 3b of the outer peripheral seal portion 3 of the gasket 1 protrudes outward from the outer side surfaces 20b and 30b of the respective members 20 and 30 over the entire circumference, whereby the outermost peripheral side portions of the end surfaces 20a and 30a
- the outer peripheral seal portion 3 is in contact with the end face 20a and the end face 20a is not exposed to the outer space. Therefore, dust, water droplets and salt water coming from the outer space do not enter between the end faces 20a and 30a and stay there, and the end faces 20a and 30a can be protected reliably. Particularly effective against salt water.
- the gasket 1 is easily attached between the end surfaces 20a and 30a. While being able to confirm, at the time of mounting
- the inner peripheral seal portion 4 of the gasket 1 is crushed by being sandwiched between the end faces 20a, 30a of the two members 20, 30. Then, the inner peripheral seal portion 4 of the gasket 1 exerts a sealing function on the inner peripheral side by being crushed and seals the flow path of the fluid between the two members 20 and 30.
- the thickness T2 of the inner peripheral seal portion 4 is preferably formed to be larger than the thickness T1 of the outer peripheral seal portion 3.
- the inner circumferential seal portion 4 is compressed more than the outer circumferential seal portion 3 when sandwiched between the end faces 20 a and 30 a, the inner circumferential seal portion 4 is not affected by the outer circumferential seal portion 3 at all. It is possible to exert the fluid sealing function without.
- the fluid sealing function of the gasket 1 is exerted by the inner circumferential seal portion 4. Therefore, since the fluid sealing function of the gasket 1 is not required for the outer peripheral seal portion 3, the outer peripheral corner portions 20c and 30c of the end faces 20a and 30a in contact with the outer peripheral seal portion 3 exhibit the fluid sealing function. There is no need to finish it as you want.
- FIG. 5 is a partial sectional view showing another embodiment of the gasket and the sealing device according to the present invention. Since the site
- the contact area of the outer peripheral seal portion 3 with respect to the member 20 can be increased, so that the gasket 1 can be more easily positioned when the gasket 1 is attached.
- the gasket 1 can be prevented from coming off at the time of mounting, the workability at the time of mounting the gasket 1 can be improved.
- the inner diameter of the cover 3c is slightly smaller than the outer diameter of the outer surface 20b of the member 20 in contact with the cover 3c.
- the cover part 3c forms a predetermined
- the adhesiveness with respect to this outer side surface 20b can be improved, and the sealing function of the outer peripheral side can be improved.
- the mounting operation can be further improved, and the falling off can be prevented more reliably.
- Such a cover 3 c may be provided to be in contact with the outer side surface 30 b of the other member 30.
- FIG. 6 is a cross-sectional view showing still another embodiment of the gasket and the sealing device according to the present invention.
- the cover 3c is not limited to one provided so as to contact only the outer surface 20b or 30b of either one of the members 20 or 30, and as shown in FIG. 6, the outer surfaces 20b of the two members 20 and 30, You may provide so that 30b may be contacted, respectively. Thereby, the positioning effect of the gasket 1 mentioned above, the sealing function on the outer peripheral side, the mounting workability and the drop prevention effect can be further improved.
- the contact area of the cover 3c and the outer surface 20b and the contact area of the cover 3c and the outer surface 30b are the same. It may be present or different.
- the above-described positioning effect of the gasket 1, the sealing function on the outer peripheral side, the mounting workability, and the drop prevention effect can be further provided to the member having the larger contact area.
- the contact area different it becomes possible to distinguish between the front and back of the gasket 1 and also has the effect of improving the workability by marking the gasket 1 at the time of mounting.
- the cover portion 3c may be provided over the entire circumference of the projecting edge portion 3b or may be partially provided.
- FIG. 7A an embodiment as shown in FIG. 7A can be obtained.
- FIG. 7A an example is shown in which the cover portion 3c in contact with the outer side surface 20b of the member 20 is provided. In this aspect, it is preferable because the positioning effect of the gasket 1 described above, the sealing function on the outer peripheral side, the mounting workability and the dropout preventing effect can be more remarkably exhibited.
- the cover portion 3c can be partially provided on the projecting edge portion 3b within a range where the positioning effect by the cover portion 3c, the sealing function on the outer peripheral side, the mounting workability and the dropout preventing effect can be obtained.
- one or more cover portions 3c can be provided at the corners.
- the cover portion 3c may be provided on one set of opposing corners thereof, or the cover portion 3c may be provided on a plurality of opposing corners.
- the cover 3c may be provided at any one or two or more corners, or the cover 3c may be provided at all corners.
- the gasket 1 is square, and the cover portion 3c is provided at two opposing corners.
- the cover part 3c can also be provided in the edge.
- the side on which the cover 3c is provided is not particularly limited, and the place on which the cover 3c is provided on each side is not particularly limited.
- the cover portion 3c may be provided on one set of opposing sides thereof, or the cover portion 3c may be provided on a plurality of opposing sides. It is also good.
- the cover 3c may be provided on any one or two or more sides, or the cover 3c may be provided on all sides.
- the part which provides the cover part 3c in one side is not particularly limited.
- the cover 3c may be provided at the center of the side, or may be provided at a site other than the center of the side. Further, the number of cover portions 3c provided on one side is not particularly limited. In the example shown in FIG. 7 (c), the gasket 1 is square, and one cover 3c is provided at the center of two opposing sides.
- the portion where the cover portion 3c is provided is not particularly limited.
- the cover portion 3c can be provided at one or two or more positions at opposing positions in the radial direction of the minor axis or the radial direction of the major axis in a substantially circular shape, or a position where the substantially circular circumference is divided into a plurality.
- the appearance of the gasket 1 can be made different depending on the position, the number, and the like of the cover 3c.
- the standard of the gasket 1 can be determined from the appearance, and a standard error can be prevented when using properly depending on the application. It also exerts an effect that leads to the improvement of workability.
- the cover 3c is partially provided so as to contact only the outer side surface 20b or 30b of either one of the members 20 or 30, but the invention is limited thereto. Instead, as shown in FIG. 6, the cover 3 c can be partially provided so as to be in contact with the outer side surfaces 20 b and 30 b of the two members 20 and 30, respectively.
- the method of providing the cover portion 3c in contact with the outer side surface 20b of the member 20 may be different from the method of providing the cover portion 3c in contact with the outer side surface 30b of the member 30.
- the cover portion 3c in contact with the outer side surface 20b can be provided over the entire circumference of the projecting edge portion 3b, and the cover portion 3c in contact with the outer side surface 30b can be partially provided.
- the inner circumferential seal portion 4 is not limited to one made of a rubbery elastic material as described above, but may be a bead formed on the gasket base portion 2.
- the sealing device 10 is widely used for sealing the fluid flow path between the members 20, 30 by sandwiching the gasket 1 between the end faces 20a, 30a of the two members 20, 30.
- an engine such as a car, a construction machine, or an outboard motor, it can be used, for example, when sealing between an engine block and an oil pan with a gasket.
- Gasket 2 Gasket base portion 2a: Outer peripheral end face 2b: Inner peripheral end face 3: Outer peripheral seal portion 3a: Clamping portion 3b: Protruding edge portion 3c: Cover portion 4: Inner peripheral seal portion 10: Sealing device 20, 30 : Member 20a, 30a: End face 20b, 30b: Outer side surface 20c, 30c: Outer peripheral corner portion
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Abstract
Description
前記外周シール部は、前記ガスケット基材部が2部材の相対する端面間に挟着されたときに、該ガスケット基材部と共に前記端面間に挟着される挟着部分と、前記2部材の外側面よりも全周に亘って外方側に突出する突出縁部分とを有することを特徴とするガスケット。
2.前記突出縁部分に、前記ガスケット基材部が前記端面間に挟着されたときに、前記2部材のうちの少なくとも一方の外側面に沿って接触するカバー部が連設されていることを特徴とする前記1記載のガスケット。
3.前記カバー部は、前記突出縁部分の全周に亘って設けられていることを特徴とする前記2記載のガスケット。
4.前記ガスケット基材部の内周縁部分に沿って固着されたゴム状弾性材料からなる内周シール部をさらに備え、
前記外周シール部の厚みは、前記内周シール部の厚みよりも小さいことを特徴とする前記1、2又は3記載のガスケット。
5.相対する端面同士が突き合わされた2部材と、
前記端面間に挟着されたガスケットとを備え、
前記ガスケットは、環状のガスケット基材部と、前記ガスケット基材部の外周縁部分に沿って固着されたゴム状弾性材料からなる外周シール部とを備え、
前記外周シール部は、前記ガスケット基材部と共に前記端面間に挟着される挟着部分と、前記2部材の外側面よりも全周に亘って外方側に突出し、前記端面間に押し潰された突出縁部分とを有することを特徴とする密封装置。
6.前記突出縁部分に、前記2部材のうちの少なくとも一方の外側面に沿って接触するカバー部が連設されていることを特徴とする前記5記載の密封装置。
7.前記カバー部は、前記突出縁部分の全周に亘って設けられ、前記2部材の外側面に全周に亘って接触していることを特徴とする前記6記載の密封装置。
8.前記ガスケットは、前記ガスケット基材部の内周縁部分に沿って固着されたゴム状弾性材料からなる内周シール部をさらに備え、
前記外周シール部の厚みは、前記内周シール部の厚みよりも小さいことを特徴とする前記5、6又は7記載の密封装置。
例えば、ガスケット1が多角形である場合、その角にカバー部3cを1又は2以上設けることができる。ガスケット1が四角形のように対向する角を有する場合には、そのうちの一組の対向する角にカバー部3cを設けてもよいし、複数組の対向する角にカバー部3cを設けてもよい。ガスケット1が五角形のように対向する角を有さない場合には、任意の1又は2以上の角にカバー部3cを設けてもよいし、全ての角にカバー部3cを設けても良い。
図7(b)に示す例では、ガスケット1が四角形であり、二組の対向する角にそれぞれカバー部3cを設けている。
例えば、ガスケット1が四角形のように対向する辺を有する場合には、そのうちの一組の対向する辺にカバー部3cを設けてもよいし、複数組の対向する辺にカバー部3cを設けてもよい。ガスケット1が五角形のように対向する辺を有さない場合には、任意の1又は2以上の辺にカバー部3cを設けてもよいし、全ての辺にカバー部3cを設けてもよい。
さらに、一辺において、カバー部3cを設ける部位は格別限定されない。カバー部3cは、辺の中心に設けてもよいし、辺の中心以外の部位に設けてもよい。また、一辺に設けるカバー部3cの個数も格別限定されない。
図7(c)に示す例では、ガスケット1が四角形であり、二組の対向する辺の中心にそれぞれカバー部3cを1つずつ設けている。
2:ガスケット基材部
2a:外周端面
2b:内周端面
3:外周シール部
3a:挟着部分
3b:突出縁部分
3c:カバー部
4:内周シール部
10:密封装置
20、30:部材
20a、30a:端面
20b、30b:外側面
20c、30c:外周角部
Claims (8)
- 環状のガスケット基材部と、前記ガスケット基材部の外周縁部分に沿って固着されたゴム状弾性材料からなる外周シール部とを備え、
前記外周シール部は、前記ガスケット基材部が2部材の相対する端面間に挟着されたときに、該ガスケット基材部と共に前記端面間に挟着される挟着部分と、前記2部材の外側面よりも全周に亘って外方側に突出する突出縁部分とを有することを特徴とするガスケット。 - 前記突出縁部分に、前記ガスケット基材部が前記端面間に挟着されたときに、前記2部材のうちの少なくとも一方の外側面に沿って接触するカバー部が連設されていることを特徴とする請求項1記載のガスケット。
- 前記カバー部は、前記突出縁部分の全周に亘って設けられていることを特徴とする請求項2記載のガスケット。
- 前記ガスケット基材部の内周縁部分に沿って固着されたゴム状弾性材料からなる内周シール部をさらに備え、
前記外周シール部の厚みは、前記内周シール部の厚みよりも小さいことを特徴とする請求項1、2又は3記載のガスケット。 - 相対する端面同士が突き合わされた2部材と、
前記端面間に挟着されたガスケットとを備え、
前記ガスケットは、環状のガスケット基材部と、前記ガスケット基材部の外周縁部分に沿って固着されたゴム状弾性材料からなる外周シール部とを備え、
前記外周シール部は、前記ガスケット基材部と共に前記端面間に挟着される挟着部分と、前記2部材の外側面よりも全周に亘って外方側に突出し、前記端面間に押し潰された突出縁部分とを有することを特徴とする密封装置。 - 前記突出縁部分に、前記2部材のうちの少なくとも一方の外側面に沿って接触するカバー部が連設されていることを特徴とする請求項5記載の密封装置。
- 前記カバー部は、前記突出縁部分の全周に亘って設けられ、前記2部材の外側面に全周に亘って接触していることを特徴とする請求項6記載の密封装置。
- 前記ガスケットは、前記ガスケット基材部の内周縁部分に沿って固着されたゴム状弾性材料からなる内周シール部をさらに備え、
前記外周シール部の厚みは、前記内周シール部の厚みよりも小さいことを特徴とする請求項5、6又は7記載の密封装置。
Priority Applications (4)
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JP2017539381A JPWO2017154615A1 (ja) | 2016-03-08 | 2017-02-24 | ガスケット及び密封装置 |
US16/081,347 US20190024796A1 (en) | 2016-03-08 | 2017-02-24 | Gasket and sealing device |
EP17762955.7A EP3428488A4 (en) | 2016-03-08 | 2017-02-24 | SEAL AND SEALING DEVICE |
CN201780012756.XA CN108700196A (zh) | 2016-03-08 | 2017-02-24 | 密封垫和密封装置 |
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JP2016044002 | 2016-03-08 | ||
JP2016-044002 | 2016-03-08 |
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PCT/JP2017/007044 WO2017154615A1 (ja) | 2016-03-08 | 2017-02-24 | ガスケット及び密封装置 |
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US (1) | US20190024796A1 (ja) |
EP (1) | EP3428488A4 (ja) |
JP (1) | JPWO2017154615A1 (ja) |
CN (1) | CN108700196A (ja) |
WO (1) | WO2017154615A1 (ja) |
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US11525621B2 (en) * | 2018-03-12 | 2022-12-13 | Whirlpool Corporation | Anti-rolling icebox gasket for refrigerator swing doors |
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JP6547237B1 (ja) * | 2019-02-26 | 2019-07-24 | 千住金属工業株式会社 | はんだ付け装置及びはんだ付け装置にパッキンを固定する方法 |
DE202019102113U1 (de) * | 2019-04-12 | 2020-07-16 | Reinz-Dichtungs-Gmbh | Klappbare Dichtung mit durchgehender Dichtkontur |
USD915567S1 (en) * | 2020-07-02 | 2021-04-06 | Shenzhen Shenyuanxin Technology Co., Ltd. | Seal strip |
DE202020104066U1 (de) * | 2020-07-14 | 2021-10-18 | Reinz-Dichtungs-Gmbh | Dichtung und Gehäuse mit einer Dichtung |
CN114263741B (zh) * | 2021-12-24 | 2024-04-26 | 扬州大山液压气动制造有限公司 | 一种旋转油缸密封装置 |
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Also Published As
Publication number | Publication date |
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JPWO2017154615A1 (ja) | 2019-01-17 |
US20190024796A1 (en) | 2019-01-24 |
EP3428488A4 (en) | 2019-11-06 |
EP3428488A1 (en) | 2019-01-16 |
CN108700196A (zh) | 2018-10-23 |
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