WO2005080849A1 - 螺旋補強ホース - Google Patents
螺旋補強ホース Download PDFInfo
- Publication number
- WO2005080849A1 WO2005080849A1 PCT/JP2004/003107 JP2004003107W WO2005080849A1 WO 2005080849 A1 WO2005080849 A1 WO 2005080849A1 JP 2004003107 W JP2004003107 W JP 2004003107W WO 2005080849 A1 WO2005080849 A1 WO 2005080849A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hose
- axial direction
- drawn
- monofilaments
- monofilament
- Prior art date
Links
Classifications
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/08—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
- F16L11/081—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more layers of a helically wound cord or wire
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/248—Parts, details or accessories of hoses or pipes
Definitions
- the present invention relates to a pressure-resistant and flexible spiral reinforced hose used under low pressure or negative pressure such as, for example, a suction hose and a duct hose.
- the present invention relates to a spirally reinforced hose in which a drawn monofilament (monofilament) is spirally wound in the axial direction of the hose in a hose body.
- the invention according to claim 1 of the present invention aims to make it possible to use a stretched monofilament having a thin wire diameter.
- the invention according to claim 2 is, in addition to the object of the invention according to claim 1, the object of the invention is to further reduce the wall thickness of the hose and enhance the flatness of the inner and outer surfaces of the hose while enhancing the pressure resistance performance. It is a thing.
- the invention according to claim 3 is, in addition to the object of the invention according to claim 1 or 2, for the purpose of making the fluid in the hose transparent from the outside.
- the invention according to claim 4 makes it possible to identify the hose according to the use application or dip by the identification line while preventing the breakage due to the torsion of the hose.
- the purpose is to
- the invention according to claim 5 makes it easy to distinguish the hose according to the application and type of use by the color of the stretched monofilament. It is intended. Disclosure of the invention
- the invention according to claim 1 of the present invention is characterized in that a plurality of stretched monofilaments are spirally wound at an equal pitch while being aligned in the axial direction of the hose. is there.
- the invention according to claim 2 is characterized in that, in addition to the configuration according to the invention according to claim 1, a configuration in which the cross-sectional shape of the stretched monofilament is flat with a core width larger than a core thickness.
- the hose axial direction is more than the interval between the plurality of drawn monofilaments arranged in the hose axial direction. It is characterized in that the helical pitches adjacent to each other are separated to add a configuration in which a transparent non-core portion is partially formed in the axial direction of the hose.
- the outer surface of the hose main body is provided with an identification line extending in the axial direction, and the identification line is different from the color of the hose main body. It is characterized in that a colored configuration is added.
- the color of the plurality of drawn monofilaments arranged in the axial direction of the hose is changed, and the hose main body can be seen through. It is characterized in that the formed configuration is added.
- the invention according to claim 1 of the present invention resulting from the above-described configuration is characterized in that a plurality of drawn monofilaments are spirally wound at an equal pitch while being arranged in the axial direction of the hose. Even if the wire diameter is narrowed, the pressure resistance performance of the portion does not decrease.
- the inner and outer surfaces of the hose become flat, so that it is possible to prevent the occurrence of the accumulation of impurities such as liquid pool, for example, and improve the flow of fluid in the hose.
- the cross-sectional shape of the stretched monofilament is flattened by making the core width larger than the core thickness, so that the pressure receiving area increases and As the wall thickness becomes thin, the hose body at the place where each stretched monofilament is disposed becomes difficult to expand. Therefore, the thickness of the hose can be further reduced while the pressure resistance performance is enhanced, and the flatness of the inner and outer surfaces of the hose can be enhanced.
- the helical pitches adjacent to each other in the axial direction of the hose are separated from each other as compared with the spacing between the plurality of drawn monofilaments arranged in the axial direction of the hose.
- the color of a plurality of stretched monofilaments arranged in the hose axial direction can be changed to make the hose body transparent.
- FIG. 1 is a partially cutaway front view of a spiral reinforced hose showing Example 1 of the present invention.
- FIG. 2 is a partially cutaway front view of a spiral reinforced hose showing Example 2 of the present invention.
- FIG. 3 is a partially cutaway front view of a spiral reinforced hose showing Example 3 of the present invention.
- the helical reinforcing hose A according to the present invention includes, for example, polyester resin or nylon resin inside the hose main body 1 formed in a cylindrical shape by a soft thermoplastic synthetic resin such as vinyl chloride resin.
- a plurality of thin drawn monofilaments 2 having a wire diameter formed into a coil spring shape with a hard synthetic resin are spirally wound at an equal pitch while being aligned in the axial direction of the hose.
- a hose main body 1 is formed of a transparent or semitransparent material or other transparent material, and the hose main body 1 is internally stretched by two drawn monofilaments in the hose axial direction.
- the core width dimension W is greater than the core thickness dimension D by spirally winding the filaments 2, 2 in the axial direction of the hose at equal pitches and forming the cross-sectional shape of the drawn monofilaments 2, 2 into an elliptical shape. It shows the case of a large flat.
- the hose main body 1 is composed of an inner layer and an outer layer as described in, for example, Japanese Utility Model Publication No. 6 3 4 6 83 3.
- Two stretched monofilaments 2 and 2 are provided between the inner layer and the outer layer.
- the inner layer is continuously extruded in a molten or semi-molten state from an extruder, and this inner layer is extruded.
- Two drawn monofilaments 2 and 2 are sandwiched between the outer tube and integrated.
- the dimensional ratio between the pitch S between two drawn monofilaments 2 and 2 arranged in the axial direction of the hose and the helical pitch P adjacent to the axial direction of the hose is 3: 7.
- the helical core P is separated from the distance S between the two monofilaments 2 and 2 and more specifically the pitch S between the two, and the transparent core 1a is partially formed in the axial direction of the hose.
- the dimensional ratio between the pitch S and the helical pitch P between the monofilaments 2 and 2 is not limited to 3: 7, and may be changed to, for example, 2: 8 or 4: 6, which is not shown.
- the thickness dimension T of the soot main body 1 can be reduced, so that the weight of the helical reinforcing hose can be reduced and the flexibility is improved.
- each stretched monofilament 2 is flat with its core width dimension W larger than the core thickness dimension D, the pressure receiving area is expanded, and the thickness dimension T of the hose main body 1 is thinner.
- the hose main body 1 at the place where the drawn monofilament 2 is disposed becomes difficult to expand.
- the thickness dimension T of the hose can be made thinner while the pressure resistance performance is enhanced, and the flatness of the inner and outer surfaces of the hose can be enhanced.
- each stretched monofilament 2 is made elliptical as shown in the figure, the hose body 1 covering the periphery of the stretched monofilament 2 has less adverse effects such as cracking.
- the transparent core 1 a is partially formed in the axial direction of the hose. , A fluid etc. which pass through the inside of a hose from coreless part 1a are seen without flat drawn monofilament 2 becoming a hindrance.
- an identification line 3 extending in the axial direction is provided on the outer surface 1 b of the hose body 1, and the identification line 3 is colored differently from the color of the hose body 1.
- the other configuration is the same as the first embodiment shown in FIG.
- the identification line 3 may be formed, for example, by extruding a thermoplastic resin of the same quality and different color as the hose main body 1 such as vinyl chloride resin or polyethylene to the hose outer surface 1 b or integrating the both or Thermoplastic resin tapes of the same kind and different colors are integrated by heat and pressure on the hose outer surface 1 b.
- a thermoplastic resin of the same quality and different color as the hose main body 1 such as vinyl chloride resin or polyethylene
- Thermoplastic resin tapes of the same kind and different colors are integrated by heat and pressure on the hose outer surface 1 b.
- one identification line 3 extending straight in the hose axial direction
- the number, thickness and color are not limited to one type, for example, a plurality of different colors having the same width, a plurality of different widths, or the outside of the hose may be used. It may be buried so as to be substantially flush with the surface lb, and if necessary, letters such as company name or diameter size may be superimposed and printed on the identification line 3 as shown in the figure.
- the configuration shown in FIG. 2 has both ends of the hose so that the identification line 3 of a color different from that of the hose main body 1 is in a straight line in the axial direction, except that the same function and effect as Embodiment 1 described above can be obtained. If each pipe is connected, it becomes possible to arrange an optimal hose without twisting, and even if the pipe is short, the identification line 3 extends in a straight line in the axial direction so that it can be easily distinguished from other pipes. With 3 different colors, various types of hoses with different appearances can be obtained.
- the color of the drawn monofilaments 2 and 2 can be seen from the outside of the hose body 1 by changing the color of the two drawn monofilaments 2 and 2 arranged in the axial direction of the hose.
- the configuration is different from that of the first embodiment shown in FIG. 1, and the other configuration is the same as that of the first embodiment shown in FIG.
- the pitch S between the two drawn monofilaments 2 and 2 arranged in the axial direction of the hose is 0 while being in contact with each other, and the cross-sectional shape in the state where both are in contact
- the core width dimension W is the core thickness, for example, formed into a shape
- the drawn monofilaments 2 and 2 are separated and the dimensional ratio between the pitch S and helical pitch P between them is It may be 2: 8 or 3: 7 or 4: 6 etc.
- an identification line 3 extending in the axial direction may be provided on the outer surface 1 b of the hose body 1.
- the one shown in FIG. 3 changes the color of the two drawn monofilaments 2 and 2 arranged in the axial direction of the hose and obtains the perspective of the hose body 1 in addition to the same function and effect as in Example 1 described above. Since it is made of a possible material, a wide variety of hoses with different appearances can be obtained with different colors of stretched monofilaments 2 and 2.
- the hose main body 1 is formed of a transparent or semitransparent transparent material or the like in the above-described Examples 1 to 3, the invention is not limited thereto, and the hose main body 1 may be formed of an opaque material. good.
- the invention is not limited to this. It may be spirally wound at an equal pitch while three or more are arranged.
- each stretched monofilament 2 is formed into an elliptical shape, for example, and the core width dimension W is flatter than the core thickness dimension D.
- the present invention is not limited thereto. It may be flat with a cross sectional shape other than oval, or may be circular instead of flat.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04719112A EP1729049A4 (en) | 2004-02-20 | 2004-03-10 | REINFORCED SPIRAL PIPE |
JP2006519084A JP4465556B2 (ja) | 2004-02-20 | 2004-03-10 | 螺旋補強ホース |
HK07107045.3A HK1099800A1 (en) | 2004-02-20 | 2007-07-03 | Spiral reinforced hose |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004044825 | 2004-02-20 | ||
JP2004-044825 | 2004-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005080849A1 true WO2005080849A1 (ja) | 2005-09-01 |
Family
ID=34879362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/003107 WO2005080849A1 (ja) | 2004-02-20 | 2004-03-10 | 螺旋補強ホース |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1729049A4 (ja) |
JP (1) | JP4465556B2 (ja) |
CN (1) | CN100408907C (ja) |
HK (1) | HK1099800A1 (ja) |
WO (1) | WO2005080849A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7963300B2 (en) * | 2007-10-30 | 2011-06-21 | Veyance Technologies, Inc. | Flexible hose article and related methods |
CN101509577B (zh) * | 2008-02-15 | 2014-01-15 | 普拉德研究及开发股份有限公司 | 碳氢化合物应用软管 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52137714A (en) * | 1976-05-14 | 1977-11-17 | Shirou Kanao | Flexible hose |
JP2000104867A (ja) * | 1998-09-29 | 2000-04-11 | Totaku Kogyo Kk | 合成樹脂波形管とその製造方法 |
JP2000304169A (ja) * | 1999-04-16 | 2000-11-02 | Uc Sangyo Kk | 断熱ホース |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9100439D0 (sv) * | 1991-02-14 | 1991-02-14 | Alfa Laval Agri Int | Mjoelkningsmaskinslang |
CN2203735Y (zh) * | 1994-06-18 | 1995-07-19 | 黄隆盛 | 多用组合胶管 |
JP3245649B2 (ja) * | 1994-12-20 | 2002-01-15 | 東拓工業株式会社 | 補強糸埋設樹脂管 |
US5647400A (en) * | 1995-05-05 | 1997-07-15 | The Gates Corporation | Polyfluorocarbon/elastomer laminates |
DE19545603B4 (de) * | 1995-12-07 | 2009-02-19 | Oldoplast Kunststoffprofile Gmbh & Co. Kg | Sanitärschlauch |
JP3304045B2 (ja) * | 1996-11-22 | 2002-07-22 | タイガースポリマー株式会社 | 合成樹脂可撓管 |
DE29704122U1 (de) * | 1997-03-07 | 1997-07-31 | Oldoplast Kunststoffprofile GmbH & Co KG, 45772 Marl | Sanitärschlauch |
IT1307466B1 (it) * | 1999-07-08 | 2001-11-06 | Fitt Spa | Tubo flessibile rinforzato, nonche' metodo e testa di lavorazione. |
-
2004
- 2004-03-10 WO PCT/JP2004/003107 patent/WO2005080849A1/ja active Application Filing
- 2004-03-10 EP EP04719112A patent/EP1729049A4/en not_active Withdrawn
- 2004-03-10 JP JP2006519084A patent/JP4465556B2/ja not_active Expired - Lifetime
- 2004-03-10 CN CNB2004800417404A patent/CN100408907C/zh not_active Expired - Lifetime
-
2007
- 2007-07-03 HK HK07107045.3A patent/HK1099800A1/xx not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52137714A (en) * | 1976-05-14 | 1977-11-17 | Shirou Kanao | Flexible hose |
JP2000104867A (ja) * | 1998-09-29 | 2000-04-11 | Totaku Kogyo Kk | 合成樹脂波形管とその製造方法 |
JP2000304169A (ja) * | 1999-04-16 | 2000-11-02 | Uc Sangyo Kk | 断熱ホース |
Non-Patent Citations (1)
Title |
---|
See also references of EP1729049A4 * |
Also Published As
Publication number | Publication date |
---|---|
JP4465556B2 (ja) | 2010-05-19 |
CN1918419A (zh) | 2007-02-21 |
EP1729049A4 (en) | 2010-02-24 |
CN100408907C (zh) | 2008-08-06 |
EP1729049A1 (en) | 2006-12-06 |
JPWO2005080849A1 (ja) | 2007-08-30 |
HK1099800A1 (en) | 2007-08-24 |
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