CN101424362A - Metal-resin composite pipes - Google Patents
Metal-resin composite pipes Download PDFInfo
- Publication number
- CN101424362A CN101424362A CNA2008101683749A CN200810168374A CN101424362A CN 101424362 A CN101424362 A CN 101424362A CN A2008101683749 A CNA2008101683749 A CN A2008101683749A CN 200810168374 A CN200810168374 A CN 200810168374A CN 101424362 A CN101424362 A CN 101424362A
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- synthetic resin
- band plate
- metal
- mountain
- composite pipes
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Abstract
Provided is a metal-resin composite pipe provided with a spiral reinforcing strip plate formed of metal in a pipe wall, in which sufficient pressure capacity and rigidity can be maintained even if the pipe wall is made thin and in which flexibility can be improved. The metal-resin composite pipe1 includes the pipe wall 2 formed in a spiral corrugated shape and a reinforcing strip plate 4 formed of a metal sheet provided in a similar spiral on at least a mountain portion 31 and both side wall portions 32 continuous with the mountain portion 31 of a spiral synthetic resin wall portion 3 constituting the pipe wall 2, the reinforcing strip plate 4 being provided with a single or a plurality of concave portions 41 along a peak portion.
Description
Technical field
The present invention relates to metal-resin composite pipes; it is mainly used in water inlet, Xia Shui (draining) pipe, it is logical to insert and the protective tube of electric power such as protection electric wire, telephone line, telecommunication cable etc.; in more detail, relate to that having of light weight is flexible, application property and economical and metal-resin composite pipes with compressive strength.
Background technique
In the past, this metal-resin composite pipes, in order when in ground, burying operation etc. underground, to handle easily, to be extensive use of plastic tube wall is formed the helicon shape, and have flexual plastic conduit, but because press on the powerful ground that needs to resist when burying underground in the ground, its tube wall has to make heavy wall, needs the synthetic resin of a large amount of shaping usefulness, and cost of material rises, and weight is also big, carries or buries underground operation and be not easy.
With respect to this, structure as wall thickness that can the thinning tube wall, motion has buries metal helical reinforcement band plate (with reference to patent documentation 1～3) underground in the wall thickness of tube wall, for example in patent documentation 1, motion has in the mountain top portion of the spiral waveform that forms tube wall and the two side portion that links to each other with this mountain top portion and is positioned at the full wall portion of paddy portion of the tubular axis side of this two side portion, the reinforcement band plate of dress sheetmetal system in the synthetic resin material walls portion that forms partition sets, in addition, should strengthen band plate at least a portion overlapping configuration of paddy portion.
But, bury underground and form so metal stiffening plate, though wall thickness that can the thinning tube wall, in adorn the pliability (pliability) that tube wall that metal belt plate can diminish the helicon shape had originally, become the reason of operation reduction.In addition, synthetic resin wall portion is by thinning, and then particularly the intensity and the rigidity of the easy mountain portion that directly is under pressure from the outside and impacts are insufficient, and distortion and damaged danger increase.
[patent documentation 1] opens clear 62-No. 30080 communiques in fact
[patent documentation 2] real opening put down 1-No. 123420 communiques
[patent documentation 3] real opening put down 1-No. 123421 communiques
Summary of the invention
Therefore, the problem to be solved in the present invention provides a kind of such metal-resin composite pipes, metal helical is set on tube wall to be strengthened even the thinning tube wall also can be kept sufficient compressive strength and rigidity, and can improving pliability in the metal-resin composite pipes of band plate.
Metal-resin composite pipes of the present invention promptly,, it forms tube wall and constitutes with the helicon shape, the portion of mountain at least of the spiral helicine synthetic resin wall portion that constitutes this tube wall and with two side portion that this mountain portion links to each other on the same reinforcement band plate that sheetmetal system is set with helical, it is characterized in that, single or multiple recessed portions are set along the mountain top portion of described reinforcement band plate.
Preferred at this, described reinforcement band plate is provided with plastic coating, and the inner face side of the two side portion that is attached to the portion of mountain at least of described synthetic resin wall portion and links to each other with this mountain portion is connected airtight the mountain portion of described synthetic resin wall portion in the outside of described recessed portion.
Preferred in addition, on the position corresponding of the mountain portion of described synthetic resin wall portion, form along the depressed part of the shape of this recessed portion with described recessed portion.In addition, recessed the portion and the residual space of described reinforcement band plate blocked by the mountain portion of preferred described synthetic resin wall portion from the outside.
In addition, on the inner side surface of the part that does not have this reinforcement band plate of the paddy portion that comprises at least in described synthetic resin wall portion, between the adjacent side of described reinforcement band plate, the state that synthetic resin system belt body is contacted with its dual-side portion on the dual-side of the state of dual-side of described adjacent reinforcement band plate or overlapping described reinforcement band plate adheres to helical equally.
In addition, preferably the interior all sides at described spiral helicine tube wall are provided with inner tubal wall, and described reinforcement band plate is extended the paddy portion that is arranged to described synthetic resin wall portion.
In addition, preferred described reinforcement band plate cuts into band shape with laminate steel and forms.And then, preferably on the inner side surface of the part that does not have this reinforcement band plate of the paddy portion that comprises at least in described synthetic resin wall portion, between the adjacent side of described reinforcement band plate, the state that synthetic resin system belt body is contacted with its dual-side portion on the dual-side of the state of dual-side of described adjacent reinforcement band plate or overlapping described reinforcement band plate adheres to helical equally.
In addition, preferably establish the metallic band plate of flat ribbon with plastic coating at the mountain portion span of described synthetic resin wall portion.
(invention effect)
According to metal-resin composite pipes of the present invention, mountain top portion along the reinforcement band plate corresponding with the mountain portion of tube wall is provided with single or multiple recessed portions, so can improve whole compressive strength certainly needless to say, and can increase substantially the particularly intensity and the rigidity of the easy mountain portion that is under pressure from the outside or impacts because of the existence of recessed portion, compare with metal-resin composite pipes in the past thus, thin-walled property can be realized, whole flexible raising, lightweight and cost degradation can also be realized managing.
In addition, described reinforcement band plate is provided with plastic coating, and the inner face side of the two side portion that is attached to the portion of mountain at least of described synthetic resin wall portion and links to each other with this mountain portion, the mountain portion of connecting airtight described synthetic resin wall portion in the outside of described recessed portion, so by making resin heat fusing each other, and can connect band plate and the synthetic resin wall portion of strengthening, the effective and low-cost metal-resin composite pipes of making high-durability easy and strongly.In addition, yet can not stay scar and get rusty strengthening the band plate surface, can stablize use for a long time in the construction mistiming.
In addition, on the position corresponding of the mountain portion of described synthetic resin wall portion, form along the depressed part of the shape of this recessed portion with described recessed portion, so can suppress the amount of resin of this mountain portion, realize lightweight and cost degradation, the shape of depressed part itself can realize that higher intensity rises simultaneously.In addition, recessed the portion and the residual space of described reinforcement band plate blocked by the mountain portion of described synthetic resin wall portion from the outside, so can not expose recess in mountain portion outside, the destruction of being caught on and therefore pipe being caused in the time of can preventing coiling such as the place of grade at the scene can be improved operating efficiency, in addition, the amount of resin that can suppress mountain portion, realize lightweight and cost degradation, can improve the attractive in appearance of mountain portion outward appearance, forming does not have recess or the few easy structure of recess.
In addition, on the inner side surface of the part that does not have this reinforcement band plate of the paddy portion that comprises at least in described synthetic resin wall portion, between the adjacent side of described reinforcement band plate, the state that the synthetic resin system of making belt body contacts with its dual-side portion on the dual-side of the state of dual-side of described adjacent reinforcement band plate or overlapping described reinforcement band plate adheres to helical equally, so can further improve the whole compressive strength of pipe, and prevent to strengthen destruction that the hook of burn into electric wire of the side portion of peeling off, strengthen band plate of band plate causes etc.In addition, during fabrication or when construction cut off under the situation of pipe, prevent that the reinforcement band plate of cutout portion from leaving from synthetic resin wall portion, owing to also be difficult to produce burr etc. in cut-out portion, so when making or the relevant operation of cut-out during construction become and be more prone to, operation is high.
In addition, interior all sides at described spiral helicine tube wall are provided with inner tubal wall, and described reinforcement band plate is extended the paddy portion that is arranged to described synthetic resin wall portion, so fluid does not have opposing when flowing, can form suitable body as water inlet or sewer, and can further improve compressive strength.
In addition, described reinforcement band plate cuts into band shape with laminate steel, so can make the reinforcement band plate effectively.In addition, establish the metallic band plate of flat ribbon, so can form the high pipe of compressive strength with simple structure with plastic coating at the mountain portion span of synthetic resin wall portion.
Description of drawings
Fig. 1 is the front elevation of the metal-resin composite pipes of expression first mode of execution of the present invention.
Fig. 2 is the explanatory drawing of expression with metal-resin composite pipes, (a) is longitudinal section, (b) is the partial enlarged drawing of (a).
Fig. 3 is the explanatory drawing of manufacture method of the metal-resin composite pipes of expression first mode of execution of the present invention, (a) is sectional view, (b) is the sectional view of other manufacture methodes of expression.
Fig. 4 is the explanatory drawing of expression with the variation of metal-resin composite pipes, (a) is longitudinal section, (b) is the partial enlarged drawing of (a).
Fig. 5 is the explanatory drawing of expression with other variation of metal-resin composite pipes, and (a) and (b) are respectively the cross section partial enlarged drawings of expression variation, (c) is the cross section partial enlarged drawing of other variation of expression.
Fig. 6 is the front elevation of the metal-resin composite pipes of expression second mode of execution of the present invention.
Fig. 7 is the explanatory drawing of expression with metal-resin composite pipes, (a) is longitudinal section, (b) is the partial enlarged drawing of (a).
Fig. 8 is the cross section partial enlarged drawing of expression with the variation of metal-resin composite pipes.
Fig. 9 is the front elevation of expression with other variation of metal-resin composite pipes.
Figure 10 is the explanatory drawing of expression with other variation of metal-resin composite pipes, (a) is longitudinal section, (b) is the partial enlarged drawing of (a).
Figure 11 is the cross section partial enlarged drawing of expression with another variation of metal-resin composite pipes.
Figure 12 is the explanatory drawing of expression with another variation of metal-resin composite pipes, (a) is longitudinal section, (b) is the partial enlarged drawing of (a).
Figure 13 is the cross section partial enlarged drawing of expression with another variation of metal-resin composite pipes.
Figure 14 is the cross section partial enlarged drawing of expression with another variation of metal-resin composite pipes.
Symbol description
1 metal-resin composite pipes
2 tube walls
3 synthetic resin wall portions
4 strengthen band plate
5 synthetic resin system belt bodies
6 metallic band plates
Pipe in 7
8 inboard stiffening plates
30 synthetic resin wall portion formed bodies
31 mountain portions
32 side wall portions
33 paddy portions
34 depressed parts
40 sheetmetals
41 recessed portions
42 coatings
60 metal mesh belts
61 coatings
The s space
Embodiment
Then, describe the structure of the metal-resin composite pipes of embodiments of the present invention in detail according to Fig. 1～Figure 11.Fig. 1～Fig. 5 represents first mode of execution of the present invention, and Fig. 6～Figure 11 represents second mode of execution, and symbol 1 is a metal-resin composite pipes among Fig. 1, the 2nd, and tube wall, the 3rd, synthetic resin wall portion, the 4th, strengthen band plate, the 5th, synthetic resin system belt body.
In addition, in the explanation of each following mode of execution, tube wall 2 is that example is illustrated with such structure, is basic structure with roughly the mountain portion 31 and the paddy portion 33 of circular-arc or trapezoid shaped via the pipes that side wall portion 32 forms wave modes continuously promptly, is provided with depressed part 34 in mountain portion 31.But the invention is not restricted to this structure, for example can certainly with the cross section see V word shape roughly or roughly mountain portion such as コ word shape, polygonal and the paddy portion pipe that forms the helicon shape continuously be basic structure.In addition, side wall portion 32 also can constitute the attachment portion of the roughly straight line shape between smooth connection mountain portion 31 and the paddy portion 33.
At first, according to Fig. 1～Fig. 5 first mode of execution is described.
Metal-resin composite pipes 1 of the present invention, as depicted in figs. 1 and 2, tube wall 2 forms the helicon shape, the mountain portion 31 of the spiral helicine synthetic resin wall portion 3 that constitutes this tube wall 2 with two side portion 32 that this mountain portion 31 links to each other on the reinforcement band plate 4 of sheetmetal system is set equally with helical, be provided with recessed portion 41 along the mountain top portion corresponding of this reinforcement band plate 4 with mountain portion 31.
Synthetic resin wall portion 3 is formed by synthetic resin such as TPO such as polyethylene, polypropylene or polyvinyl chlorides, but also can use other synthetic rubber or soft resin.In addition, synthetic resin wall portion 3, especially do not set reinforcement material such as fiber system materials such as can inserting line, yarn fabric, nonwovens, glass fibre on the part of strengthening band plate as required or wire netting and strengthen.
Synthetic resin wall portion 3 roughly forms certain thickness, and mountain portion 31 similarly is provided with depressed part 34 along the shape of recessed the portion 41 that strengthens band plate 4.By such depressed part 34 is set, thereby effect synergy with recessed the portion 41 that strengthens band plate 4, the pressure (press etc.) of mountain portion 31 is disperseed, can realize that the intensity of mountain portion 31, rigidity improve from needless to say, can also form the high compressive strength of metal-resin composite pipes 1.
Strengthening band plate 4 is that plastic coating 42 is set on the table back side of sheetmetal 40, as shown in Figure 2, the mountain portion 31 that is attached to synthetic resin wall portion 3 from inner side surface with tightlock status with two side portion 32 that this mountain portion 31 links to each other on.At this,, strong integrated with strengthening the coating 42 and the 3 mutual weldings of synthetic resin wall portion of band plate 4.The raw material of coating 42 consider from degree of connecting airtight aspect preferably by constituting with synthetic resin wall portion 3 same raw materials, but are not limited thereto, for example the material that constitutes of polyolefin resins such as preferably polyethylene resin, acrylic resin.
As the sheetmetal 40 of strengthening band plate 4, for example can be on the plate face, to connect the sheet metal that the perforated plate of a plurality of apertures is set or does not have aperture, as the material of sheetmetal 40 except can using Stainless Sheet Steel or steel sheet, can also use iron plate, also can use sheetmetal in addition.
Recessed the portion 41 that strengthens band plate 4 sees that to be flexed into the cross section roughly the state of M font carries out the structure that texturing processing forms with mountain top portion, form in the present embodiment with the shape of circular-arc depression roughly, but being not limited thereto, for example also can be the shape of コ font or V font depression.
The metal-resin composite pipes 1 of present embodiment along excavate the groove of the degree of depth of wanting to carry out pipe arrangement pipe arrangement predeterminedly, covers the soil that digs out on it when burying pipe in the ground underground and use.The pipe that sets is being brought into play the good resistance to pressure that reinforcement band plate 4 with recessed portion 41 is pressed over the ground.
In addition; in the time of in the slotting siphunculus such as electric wire; with in the same manner in the past, only at inner peripheral surface supporting electric wire of paddy portion etc., so it is few to have friction areas such as this inner peripheral surface and electric wire; the logical operation of inserting of electric wire etc. is easy to advantage; even produce dewfall in the pipe, dew also can accumulate in the mountain portion of below of pipe, thus can the direct impregnation electric wire etc. (electric wire coatings structure etc.); can protect well for a long time, this is with identical in the past.
In the present embodiment, shown in Fig. 3 (a), the synthetic resin wall portion formed body 30 with depressed part 34 that is forced out the semi-harden state after the shaping is supplied with the reinforcement band plate 4 with recessed portion 41 continuously by other approach with helical, the involutory reinforcement band plate 4 that has equally with the outer circumferential face of M oxbow on the inner peripheral surface that bends to the M font of depressed part 34, thereby the inner face of the mountain portion 31 of this synthetic resin wall portion formed body 30 and coupled side wall portion 32 and the coating 42 of strengthening band plate 4 are fused into one mutually, the dual-side of described formed body 30 is partially overlapped, successively with helical coil around, and supply with synthetic resin system belt body 5 simultaneously continuously from the inboard, on one side attached to the inner side surface of the paddy portion 33 of containing that strengthens 4 of band plates winding shaping on one side.In addition, reinforcement band plate 4 and synthetic resin wall portion formed body 30 or synthetic resin system belt body 5 and synthetic resin wall portion formed body 30 can be heated fusion by heating equipment mutually and adhere to mutually, also can will strengthen band plate 4 and synthetic resin wall portion formed body 30 and even synthetic resin system belt body 5 one with the helical extrusion and be shaped, also can use binder etc. will strengthen band plate 4 and synthetic resin system belt body 5 anchors on the regulation position of tube wall 2.When synthetic resin system belt body 5 is supplied with helical, shown in Fig. 3 (a), preferably its dual-side portion with the dual-side of described adjacent reinforcement band plate 4,4 on overlapping state adhere to shaping.Shown in Fig. 3 (b), also can on a side of synthetic resin wall portion formed body 30, whole paddy portions be set in addition, by forming with above-mentioned same method.
In addition, in this example, the shape of the mountain portion 31 of synthetic resin wall portion 3 is similarly formed roughly M word shape with strengthening band plate 4, but also can as Fig. 4 (a) (b) shown in, the outer peripheral portion corresponding with recessed portion 41 of the mountain portion 31 of synthetic resin wall portion 3 is configured as the state of general planar.Perhaps also can make its further formation of bulging laterally curved shape.Thus, depression can not occur, be caught in the time of can preventing coiling such as scene and damage etc. to pipe therefrom, can improve operating efficiency in mountain portion outside.In addition, as shown in Figure 5, also can and establish recessed the portion 41 that strengthens band plate 4 more than two, thus, can further improve compressive strength.At this, synthetic resin wall portion 3 also as shown in figure (a), also can form outer circumferential face along the waveform of strengthening band plate 4, also can form to general planar the outer circumferential face of mountain portion 31 in addition shown in figure (b).In addition, shown in Fig. 5 (c), be one and preferred block recessed the portion 41 that strengthen band plate 4 and slot milling s from the outside and the embodiment of the mountain portion 31 of synthetic resin wall portion 3 is set.Similarly can not occur depression thus, be caught in the time of can preventing coiling such as scene and damage etc. to pipe therefrom, can also improve operating efficiency in mountain portion outside, also easy in the manufacturing, realize the cost reduction.In this case, preferred synthetic resin wall portion 3 for example is made of polyolefin resins such as polyethylene resin, acrylic resins.
Then second mode of execution is described with reference to Fig. 6～Figure 11.
Fig. 6 is the front elevation of the metal-resin composite pipes 1A of second mode of execution, and Fig. 7 (a) is a longitudinal section, (b) makes its partial enlarged drawing.In the present embodiment, as Fig. 6 and Fig. 7 (a) (b) shown in, lining belt body 4 extends to the paddy portion of synthetic resin wall portion 3, side is provided with the interior pipe 7 of the synthetic resin of straight line (straight) shape within it in addition.By managing 7 in this, inner streaming flow thing easily for example can suitably utilize as water inlet, sewer.In pipe 7 aspect degree of connecting airtight, see preferably by constituting with synthetic resin wall portion 3 same raw material, but be not limited thereto.For example constitute by polyolefin resins such as polyethylene resin, acrylic resins.
In addition, as shown in Figure 8, can between the adjacent mountain portion 31,31 of synthetic resin wall portion 3, stride and establish by the metallic band plate 6 of the flat ribbon that plastic coating 61 forms is set on sheet metal or metal mesh belt 60.Thus, can and can easily realize that the intensity of managing self improves with low cost.In addition, as Fig. 9 and Figure 10 (a) (b) shown in, with above-mentioned first mode of execution similarly, mountain portion 31 outer circumferential faces of synthetic resin wall portion 3 can be formed flat condition, depression can not appear in mountain portion outside thus, caught in the time of can preventing coilings such as scene and damaged etc. to pipe therefrom, can also be improved operating efficiency.
In addition, though interior in this example pipe 7 is configured as straight line shape (roughly straight cylindrical), this inside need not the formation straight line shape, for example also can form the structure with some concavo-convex waveforms.In addition, also can replace the interior pipe 7 that straight line shape is set, and only set up the plastic inboard stiffening plate 8 of flat ribbon as shown in figure 11 with helical in the inboard of paddy portion 33.Thus, can keep realizing better pliability under the state of high compressive strength, and can reduce raw material use amount such as synthetic resin system, form the also light structure of weight, so on aspect manufacture view, the transportation and construction aspect etc., be more favourable.
In addition, Figure 12 (a) and (b) in the first embodiment with the structure shown in Fig. 5 (c) similarly, it is for blocking the embodiment that recessed the portion 41 that strengthen band plate 4 and slot milling s are provided with the mountain portion 31 of synthetic resin wall portion 3 from the outside.Depression can not appear in mountain portion outside thus, caught on and damaged to pipe therefrom etc. in the time of can preventing coilings such as scene, can also improve operating efficiency, it is also easy to make, can realize that cost reduces, synthetic resin wall portion 3 preferences are as being made of polyolefin resins such as polyethylene resin, acrylic resins.In addition, shown in Figure 12 (b), mountain portion 31 can block recessed portion 41 and set up the shape that is in line, but also can make it cave in some as shown in figure 13 and increase area of contact with recessed portion 41, reduces space s and improves intensity.Improve about such intensity, the situation of Fig. 5 (c) can be described as same.In addition, block the mode of recessed portion 41 from the outside when keeping space s in mountain portion 31 like this, also can form the interior pipe 7 that replaces straight line shape as shown in figure 14 and the structure of only setting up the plastic inboard stiffening plate 8 of flat ribbon with helical in the inboard of paddy portion 33 with respect to recessed portion 41.
About other structures, same with above-mentioned first mode of execution, the identical symbol of structure mark about same omits its explanation.
The embodiments of the present invention have been described more than, but have the invention is not restricted to such embodiment that nature can be implemented with various mode of executions in the scope that does not break away from main idea of the present invention.
Claims (8)
1. metal-resin composite pipes, its tube wall forms with the helicon shape, in the portion of mountain at least of the spiral helicine synthetic resin wall portion that constitutes this tube wall and the two side portion that links to each other with this mountain portion the reinforcement band plate of sheetmetal system is set with helical equally, it is characterized in that:
Mountain top portion along described reinforcement band plate is provided with single or multiple recessed portions.
2. metal-resin composite pipes as claimed in claim 1 is characterized in that:
Be provided with plastic coating at described reinforcement band plate, and be attached to the portion of mountain at least of described synthetic resin wall portion and the inner face side of the two side portion that links to each other with this mountain portion, the outer surface in described recessed portion is connected airtight in the mountain portion of described synthetic resin wall portion.
3. metal-resin composite pipes as claimed in claim 1 or 2 is characterized in that:
On the position corresponding of the mountain portion of described synthetic resin wall portion, form the depressed part that has along the shape of this recessed portion with described recessed portion.
4. metal-resin composite pipes as claimed in claim 1 or 2 is characterized in that:
The mountain portion of described synthetic resin wall portion forms in recessed portion and the residual mode in space down of blocking described reinforcement band plate from the outside.
5. as each described metal-resin composite pipes in the claim 2～4, it is characterized in that:
Synthetic resin system belt body is with the state of the dual-side of the adjacent reinforcement band plate of its dual-side portion contact or overlap state on the dual-side of described reinforcement band plate, equally with helical be attached between the described adjacent side in described synthetic resin wall portion, described reinforcement band plate, comprise inner side surface paddy portion, that do not have the part of this reinforcement band plate at least.
6. as each described metal-resin composite pipes in the claim 1～5, it is characterized in that:
Interior all sides at described spiral helicine tube wall are provided with inner tubal wall, and described reinforcement band plate are extended to the paddy portion of described synthetic resin wall portion.
7. as each described metal-resin composite pipes in the claim 1～6, it is characterized in that:
Described reinforcement band plate cuts into band shape with laminate steel and forms.
8. as each described metal-resin composite pipes in the claim 1～7, it is characterized in that:
Between the mountain portion of described synthetic resin wall portion, stride and establish flat ribbon metallic band plate with synthetic resin system coating.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007285246 | 2007-11-01 | ||
| JP2007-285246 | 2007-11-01 | ||
| JP2007285246 | 2007-11-01 | ||
| JP2008093493 | 2008-03-31 | ||
| JP2008093493A JP2009133474A (en) | 2007-11-01 | 2008-03-31 | Metal-resin composite pipe |
| JP2008-093493 | 2008-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101424362A true CN101424362A (en) | 2009-05-06 |
| CN101424362B CN101424362B (en) | 2010-10-13 |
Family
ID=40615153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101683749A Expired - Fee Related CN101424362B (en) | 2007-11-01 | 2008-10-30 | Metal-resin composite pipes |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2009133474A (en) |
| CN (1) | CN101424362B (en) |
| HK (1) | HK1129442A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322551A (en) * | 2011-08-23 | 2012-01-18 | 深圳金鸿机械制造有限公司 | Reinforced thermoplastic composite structure wall pipe and strip and complete-set production device thereof |
| CN110005878A (en) * | 2019-04-12 | 2019-07-12 | 成都兴四通塑料制品有限公司 | HDPP clad steel band heats multiple tube and its connection structure |
| CN110523833A (en) * | 2019-07-18 | 2019-12-03 | 燕山大学 | A kind of Y type bellows, forming device and the manufacturing process of simple elongation compensation |
| CN117482365A (en) * | 2023-12-27 | 2024-02-02 | 杭州德晋医疗科技有限公司 | Balloon dilation catheter |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018100722A (en) * | 2016-12-20 | 2018-06-28 | 株式会社ブリヂストン | Corrugated tube, duplex tube, hose with core piece, and manufacturing method for hose with core piece |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0535270Y2 (en) * | 1988-12-20 | 1993-09-07 | ||
| JPH02179213A (en) * | 1988-12-27 | 1990-07-12 | Shiro Kanao | Pressure-proof spiral corrugated pipe |
| JP2006064173A (en) * | 2004-07-26 | 2006-03-09 | Kanaflex Corporation | Corrugated composite tube |
-
2008
- 2008-03-31 JP JP2008093493A patent/JP2009133474A/en active Pending
- 2008-10-30 CN CN2008101683749A patent/CN101424362B/en not_active Expired - Fee Related
-
2009
- 2009-07-24 HK HK09106828.6A patent/HK1129442A1/en not_active IP Right Cessation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322551A (en) * | 2011-08-23 | 2012-01-18 | 深圳金鸿机械制造有限公司 | Reinforced thermoplastic composite structure wall pipe and strip and complete-set production device thereof |
| CN102322551B (en) * | 2011-08-23 | 2013-11-13 | 深圳金鸿机械电气制造有限公司 | Reinforced thermoplastic composite structure wall pipe and strip and complete-set production device thereof |
| CN110005878A (en) * | 2019-04-12 | 2019-07-12 | 成都兴四通塑料制品有限公司 | HDPP clad steel band heats multiple tube and its connection structure |
| CN110523833A (en) * | 2019-07-18 | 2019-12-03 | 燕山大学 | A kind of Y type bellows, forming device and the manufacturing process of simple elongation compensation |
| CN117482365A (en) * | 2023-12-27 | 2024-02-02 | 杭州德晋医疗科技有限公司 | Balloon dilation catheter |
| CN117482365B (en) * | 2023-12-27 | 2024-04-09 | 杭州德晋医疗科技有限公司 | Balloon dilation catheter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101424362B (en) | 2010-10-13 |
| JP2009133474A (en) | 2009-06-18 |
| HK1129442A1 (en) | 2009-11-27 |
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