CN100488396C - Waterproof footwear and method for production therof - Google Patents

Waterproof footwear and method for production therof Download PDF

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Publication number
CN100488396C
CN100488396C CNB2004800127100A CN200480012710A CN100488396C CN 100488396 C CN100488396 C CN 100488396C CN B2004800127100 A CNB2004800127100 A CN B2004800127100A CN 200480012710 A CN200480012710 A CN 200480012710A CN 100488396 C CN100488396 C CN 100488396C
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seam
syndeton
footwear
functional layer
cladding material
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CN1787754A (en
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F·海默尔
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WL Gore and Associates GmbH
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WL Gore and Associates GmbH
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    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43BCHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02Uppers; Boot legs
    • A43B23/0205Uppers; Boot legs characterised by the material
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43BCHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00Footwear with health or hygienic arrangements
    • A43B7/12Special watertight footwear
    • A43B7/125Special watertight footwear provided with a vapour permeable member, e.g. a membrane
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43BCHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B9/00Footwear characterised by the assembling of the individual parts
    • A43B9/02Footwear stitched or nailed through
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43BCHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B9/00Footwear characterised by the assembling of the individual parts
    • A43B9/16Footwear with soles moulded on to uppers or welded on to uppers without adhesive
    • A43B9/18Footwear with soles moulded on to uppers or welded on to uppers without adhesive moulded

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

Footwear, comprising an upper (13), made from an upper material (17) with an upper material end region (27) on the sole side and a waterproof functional layer (19), with a functional layer end region (23), arranged on the inner side of the upper material (17), an inner sole (15) and a connecting device (25), connecting the upper material end region (27) to the inner sole (15), which leaves a separation (33), running around at least a part of the circumference of the upper between the upper material end region (27) and the inner sole (15), such that the connection device (25) may be run through on application of a liquid sealing material (37; 39). The functional layer end region (23) extends at least into the region of the connecting device (25) and is sealed in a watertight manner by the sealing material (37; 39) reaching the functional layer (19) through the connecting device (25) on production of the footwear.

Description

Waterproof footwear and production method thereof
Technical field
The present invention relates to have the footwear of vamp, wherein vamp is by cladding material be placed on its inboard water-proof function layer and constitute, the cladding material stub area that is positioned at the sole side links to each other with inboard sole, and the functional layer stub area that is positioned at the sole side seals to realize water proofing property with encapsulant.An example of the footwear of the type is seen applicant's EP 0 298 360 B1 application.
The present invention also relates to the method for production the type footwear.
Background technology
In the situation of the footwear of EP 0 298 360 B1,, there is predetermined spacing at the interior end that the stub area of cladding material is left as shoe-pad, the gauze band that this spacing can flow through with liquid material is put up a bridge, and vertical latasuture of gauze band is in the cladding material stub area and opposite side is sewn on the shoe-pad.The through downwards shoe-pad of an end of the functional layer on the sole side also is sewn on the latter in the same way.This known footwear has the outer bottom of mold pressing.When the mold pressing outer bottom, liquid soling materials runs through the gauze band, takes this this soling materials and flows facing to the skin of functional layer, and solidify the back produce the water proofing property sealing that causes functional layer in the functional layer stub area.
The good especially and reliable water proofing property of ventilative footwear has confirmed that by this extremely successful gauze band scheme by name realizes.
Two vertical latasutures at it close gauze band effort and need corresponding cost.In addition, have all positions of small curvature radius at shoe-pad, particularly in the situation of children's shoes, it is always so uneasy not to be with any fold ground to sew up the gauze band.
Summary of the invention
The invention provides the footwear that can overcome these shortcomings, its low price (is included in the position with small curvature radius) in process of production and is easier to operation and has excellent waterproofness.
Footwear of the present invention include vamp, and this vamp is by at the cladding material that has the cladding material stub area on the sole side be positioned over cladding material water-proof function layer inboard and have a functional layer stub area on the sole side and constitute.In addition, this footwear has the interior end and the syndeton that is connected the cladding material stub area and the interior end, this structure is at least around the part of vamp neighboring and make the cladding material stub area and leave certain space at interior the end, and such connected mode makes liquid sealing material can flow through syndeton in applying process.The functional layer stub area stretches into the syndeton zone at least and is sealed by the mode of the encapsulant that flows through syndeton in the footwear production process with waterproof.
In using the situation of the inventive method, the footwear usefulness of described type connects the cladding material stub area and the interior end around the syndeton of a vamp neighboring part at least, this mode forms the certain space that can allow liquid flow through at interior the end in the cladding material stub area with, the functional layer stub area is designed to stretch at least the syndeton zone, and when the syndeton that can flow through liquid made cladding material stub area and the interior end keep certain distance mutually, the outside that liquid state and the encapsulant that can realize water proofing property are put on syndeton made encapsulant face toward the functional layer stub area to flow through the permeable syndeton of liquid.
The functional layer stub area is formed an only side cut or two side cuts of making encapsulant face toward functional layer surf zone, functional layer and flows.
In one embodiment of the invention, the inboard of functional layer is placed with lining, and the backing layer that lining is independent or link to each other with functional layer forms the backing layer of pressing layer.
In embodiments of the invention, the interior end is the material that shoe-pad or some other its end on the sole side isolate vamp, for example intermediate sole or sealing sheet (liner).
In one embodiment of the invention, syndeton is made of picture or the syndeton that is similar to seam.
In one embodiment of the invention, syndeton is made of the seam expanded of loose stitching, thereby makes liquid sealing material to flow through under extension or extended configuration at least; Also available extending yarn stitched the making in this footwear production process by the extension yarn in the cladding material stub area on the sole side with cause certain distance of syndeton at interior the end, thus make liquid sealing material can flow through the seam of extension.Extending yarn is resilient or stiff extending yarn.
In one embodiment of the invention, syndeton can constitute by loose stitching or with extending yarn stitched Strobel seam.Yet, the loose stitching of other type or also suitable, for example quilt seam or cross seam with extending yarn stitched seam.
Yet syndeton of the present invention is not necessarily leaveed no choice but constitute with sewn seams.The syndeton of other type also is suitable for, and prerequisite is that these devices can connect the cladding material and the interior end and fluent material is flow through.Non-stitching and the example that is applicable to syndeton of the present invention is and the binder filaments or the adhesive strip of cladding material and the bonding connection of the interior end connects the cladding material and the coil at the interior end or ring separately, or connects the cladding material and the fibrous Connection Element at the interior end.
Syndeton at footwear of the present invention is under the situation of joint form, and cladding material and the continuous zone at the interior end only need independent one to connect seam, and is also no problem fully even described connection seam has a position of little radius of curvature at the interior end.EP 0 298 360 B1's that for example quoted is shown in Figure 1, with all of the footwear comparison with conventional seam need be to design seam in the mode that liquid material can flow through, be cladding material and have at interior the end or make (for example extending) have a determining deviation between the two, liquid sealing material can flow towards certain zone of the functional layer that is positioned at the syndeton zone by this spacing, and encapsulant seals described zone.
Syndeton of the present invention is under the situation of sewn seams form, being used to produce the seam that the sewing machine of seam only need be set to produce can make fluent material flow through, or the extension yarn sewed up by the available conventional conventional sewing machine that is provided with and this yarn is extended by the liquid sealing material that applies, and this mode makes liquid sealing material to flow facing to the described zone of functional layer by the seam that extends.
Therefore seam of the present invention is unlike the conventional bigger time of seam cost, for example is used to the footwear of the current techniques shown in Figure 1 of EP 0,298 360 B1 that quotes.Therefore the labour cost spent of production seam of the present invention can not be higher than the seam of the current techniques footwear that production quotes.
In one embodiment of the invention, the functional layer stub area on the sole side and the interior end are adhesive bond.
In one embodiment of the invention, except this syndeton also provides the fixedly seam of non-ductility basically, the functional layer stub area on the sole side links to each other with the interior end via this seam and does not link to each other with cladding material stub area on the sole side.
In one embodiment of the invention, Gu Ding seam is made of the Strobel seam.
In one embodiment of the invention, the cladding material end is on the interior end and predetermined spacing arranged, cladding material and the spacing at the interior end are by encapsulant or the impervious material bands of liquid material for sole of shoe are put up a bridge, this material bands is linked to each other with cladding material by the apical grafting seam, by end seam link to each other with the functional layer and/or the interior end and two seams at least the apical grafting seam form the syndeton that can flow through, the form of syndeton is because of loose stitching or with the extending yarn stitched ductile seam that causes.
But the soling materials of encapsulant material for sole of shoe, particularly mold pressing, or be liquid in applying process or can be at the sealed binder that apply back liquefaction by activating.One embodiment of the invention use and cause sealing station the reactive hot melt adhesive of high and lasting especially water proofing property to be arranged as sealed binder under the full response state.
The reactive hot melt adhesive liquid state before complete reaction on the one hand has extra high creep properties (creepability), and causes high and lasting especially water proofing property on the other hand under the complete reaction state.Reactive hot melt adhesive can apply with very simple device, for example brush, spray or apply with the form of adhesive strings or adhesive pearl, heating becomes sticky reactive hot melt adhesive, and the result allows to be bonded at the zone that will seal and to begin lasting adhesive bond in functional layer thereupon from cross the Cheng Qian in complete reaction.
If reactive hot melt adhesive or other encapsulant are to be pressurizeed by machinery facing to functional layer after being in application to the connection band, the adhesive bond of the two is exceptionally close.What be suitable for this purpose is a kind of compression set, compression pad form for example, it has can not be reactive hot melt adhesive or the wetting smooth material surface of other encapsulant, thereby can not combine with reactive hot melt adhesive or other encapsulant, for example make by atresia polytetrafluoroethylene (PTFE) (trade name also is known teflon), silicone or PE (polyethylene).For this purpose, the preferred compression pad of using, for example with the form of rubber blanket or mattress, be coated with film or this film made with one of described material (for example atresia polytetrafluoroethylene (PTFE)) at the pressing surfaces of this mat and be placed in before the pressurized operation between the footwear sole construction and compression pad that has applied reactive hot melt adhesive or other encapsulant.
Preferred use can be by the reactive hot melt adhesive of moisture-curable, and this adhesive puts on the zone of wanting adhesive bond and is exposed to moisture and makes it complete reaction.In one embodiment of the invention, use and can be hot activation and be that the reactive hot melt adhesive that moisture solidified, this adhesive can be hot activation, put on the zone of wanting adhesive bond and be exposed to moisture and make it complete reaction.
Reactive hot melt adhesive refer to before activation be non-sticky, contain the adhesive that relatively short strand and mean molecule quantity are about 3000 to 5000 gram/moles, enter reactiveness after this adhesive hot activation, short relatively strand is cross-linked with each other forms long strand and take this and solidify, solidify and mainly in wet environment, take place.Adhesive can the reaction or solidification process in adhesive bond.Adhesive can not activate again after the crosslinking curing.This adhesive complete reaction forms the three dimentional cross-linked molecule chain.Three-dimensional cross-linked for preventing that sealing enters adhesive and produces extra high protective effect.
The example that is appropriate to the object of the invention is polyurethanes reactive hot melt adhesive, resin, fragrant hydrocarbon resin, the hydrocarbon resin of aliphatic and condensation resin, for example form of epoxy resin.
Preferred especially polyurethanes reactive hot melt adhesive is hereinafter represented with the PU reactive hot melt adhesive.
The PU reactive hot melt adhesive of the IPATHERM S 14/242 by name of the Austrian H.P.Fuller of Wells of use company in the specific embodiments of footwear of the present invention.The PU reactive hot melt adhesive of the Macroplast QR 6202 by name of the Henkel AG company of another embodiment of the invention use Dusseldorf ,Germany.
Syndeton of the present invention is to use the monofilament sewing thread in the embodiment of sewn seams form, this line is compared the multifibres sewing thread and is had less diameter, makes liquid sealing material flow to be positioned at that the bigger multifibres sewing thread of the surperficial phase diameter group in functional layer zone in syndeton zone is bigger.In addition, use the monofilament sewing thread to no longer include when using the multifibres sewing thread because capillarity causes the danger of water along the sewing thread guiding.
Use the loose stitching of sewing machine of the Strobel by name of Strobel company of Munich, Germany to produce connection seam of the present invention.
The monofilament sewing thread that is well suited for production syndeton of the present invention derives from Germany, B
Figure C200480012710D0010100055QIETU
Nnigheim, the Amann ﹠amp of D-74357; S
Figure C200480012710D0010100055QIETU
Hne Gmbh ﹠amp; Co.KG company, Transfil by name.The extending yarn that is suitable for syndeton of the present invention is the silk thread that derives from the Serafil 40/3 by name of above-mentioned Amann company and have 25% nondestructive ductility.
One embodiment of the invention use waterproof but vapor permeable functional layer.This makes the water proofing property footwear of producing also have gas permeability after waterproof.
As publication number US-A-4,725,418 and US-A-4,493,870 is described, and the material of the functional layer of suitable waterproof and vapor permeable is (particularly) polyurethanes, polypropylene and polyester (comprise polyether ester and press layer).Yet particularly preferably be as publication number US-A-3,953,566 and US-A-4,187,390 described extension expanded microporous polytetra fluoroethylene-EPTEEs (ePTFE) and have the polytetrafluoroethylene (PTFE) of the extension of hydrophilic dipping reagent and/or hydrophilic layer; For example see publication number US-A-4,194,041.The micropore functional layer means that average pore size is about 0.2 to 0.3 micron.
The aperture can be by the Hialeath of Florida, US, Coulter Electronics, and the Coulter Porometer (trade (brand) name) that Inc. produces measures.
If comprise the seam that the functional layer place provides suitably, and functional layer can guarantee at least 1 * 10 4The water of handkerchief enters pressure, and then functional layer can be considered " waterproof ".Preferred functional layer material can guarantee that the pressure that enters of water surpasses 1 * 10 5Handkerchief.The pressure that enters of water is measured with a method of testing, and it is on 100 square centimeters the functional layer sample that this method puts on area in 20 ± 2 ℃ of modes that distilled water is increased with pressure.The amplitude that water pressure increases is per minute 60 ± 3 centimeter water columns.The pressure that enters of water is exactly pressure when appearing at the sample opposite side first corresponding to water then.The details of this process is described in the iso standard 0811 in 1981.
If functional layer has less than 150 meters 2* handkerchief * watt -1Water vapor permeability coefficients R et, then can be considered " vapor permeable ".Water vapor permeability is tested with the Hohenstein skin model.This method of testing is described among DIN EN 31092 (02/94) or the ISO 11092 (1993).
Shoes whether can test with the centrifugal device of for example US-A-5 329 807 described types by waterproof.
If use ePTFE as functional layer, in the permeable hole of advancing this functional layer, this causes reactive hot melt adhesive to be mechanically anchored in this functional layer to reactive hot melt adhesive in bonding operation.The side that the functional layer of being made up of ePTFE contacts with reactive hot melt adhesive in bonding operation can be provided with thin layer of polyurethane.If use the PU reactive hot melt adhesive to connect this functional layer, then between the PU layer on PU reactive hot melt adhesive and the functional layer, mechanical bond take place not only chemical bond also takes place.This causes the adhesive bond between functional layer and the reactive hot melt adhesive tight especially, thereby has guaranteed lasting especially water proofing property.
The end of functional layer can extend with respect to the terminal and/or interior end of cladding material on the sole side on the sole side, and this has adapted to the requirement of concrete footwear separately.With regard to function of the present invention, only require the end of functional layer on the sole side to stretch into the zone of syndeton at least, seal thereby make the encapsulant that flows through syndeton contact functional layer closely and make it.
The minimum spacing that minimum length that syndeton must have or syndeton must have in applying the liquid sealing material process depends on the pressure the when viscosity of liquid sealing material and liquid sealing material apply.Viscosity is low more and pressure is high more, and then Len req/spacing is just more little.In embodiments of the invention, syndeton has or the terminal spacing with the interior end of the cladding material that allows is about in 1/10 to 12 millimeter the scope.In specific embodiment, the cladding material end and the spacing at the interior end are in 1 to 6 millimeter scope, and this spacing is between 1 to 4 millimeter in narrower concrete condition.When encapsulant had low especially viscosity when liquid and sprays with elevated pressures, the length of linkage unit is below 2 millimeters, and was for example just enough in 0.1 to 1 millimeter scope.Flow and seal this zone since the less surf zone of functional layer just enough makes encapsulant face toward it, the length that syndeton has in many specific embodiments or the spacing of permission needn't be much larger than 2 millimeters.Bigger length/spacing (for example in 4 to 5 millimeters scope or higher) is needs when being applied to the encapsulant that has viscosity higher under the liquid condition with lower pressure only.
Leather or textile are suitable for as for example cladding material of vamp.Textile is for example weaved or knitted fabric, non-weaving cloth or felt.These textile fabrics can be by natural fiber or the viscose fiber of for example cotton, for example polyester, polyamine, polypropylene or polyolefinic synthetic fibers, or the mixture production of at least two kinds of above-mentioned materials.
When the function of use layer, lining material is placed in the inboard usually.Be suitable for as lining material with the textile cladding material identical materials of above-mentioned vamp, this lining material often combines with functional layer and forms the function laminate layers.The function laminate layers also can be laid the textile backing in functional layer one side away from backing layer like this more than two-layer.
The outer bottom of footwear of the present invention can be by waterproof material, for example rubber or plastics (for example polyurethanes), or by non-waterproof but ventilative material, and for example particularly leather, the rubber or the plastics that are inlaid with the leather of rubber or plastics or are inlaid with leather constitute.Under the situation of using non-water proofing property soling materials, thereby the functional layer that can in the position of not making water proofing property waterproof, vapor permeable be installed with other method at least in footwear sole construction is made the outer bottom that waterproof is but still kept gas permeability.
In the situation by (for example outer bottom) at the bottom of the cemented shoe of for example polyurethanes (PU) formation, polyurethanes can also be used as encapsulant.
The shoe-pad of footwear of the present invention can be by viscose rayon, and non-weaving cloth for example adds the polyester non-woven fabric of solubilized fiber, and the leather fiber of leather or adhesive bond constitutes.Can obtain shoe-pad from the material of the Texon Brandsohle by name of the Texon MockmuhlGmbh of German Mockmuhl.The shoe-pad of this material is permeable.Surface or the inner waterproof layer of laying at it can be made the shoe-pad of this material or other material waterproof.For this purpose, for example can press the film with Kappenstoff V25 of the Rhenoflex company of German Ludwigshafen.But if wish shoe-pad not only waterproof but also permeate water steam, but the functional layer of waterproof and permeate water steam will be set, this functional layer preferably adopts ePTFE (extension, expanded microporous polytetra fluoroethylene-EPTEE) to constitute.But what be fit to this purposes is the pressure layer that contains the functional layer of waterproof permeate water steam, for example originates from the W.L.Gore ﹠amp of German Putzbrunn; The pressure layer of the commodity of Associates Gmbh TOP DRY by name.
In addition, it also is possible on the shoe-pad that this pressure layer (top drying) adhesiveness is connected to, and takes this vamp and just made waterproof before loading onto outer bottom.
Description of drawings
Below will be that the present invention is explained on the basis in detail with the embodiment.The part of shoes in the accompanying drawing (for example forefoot region of shoes) illustrates but not actual ratio with the expression way of highly signal.
Fig. 1 is the sectional view of first embodiment of shoes before strutting with last that design of the present invention;
Fig. 2 is the sectional view of shoes after strutting with last of Fig. 1;
Fig. 3 is that the encapsulant at binder form applies the figure of back corresponding to Fig. 2;
Fig. 4 be sole as the encapsulant mold pressing after corresponding to the figure of Fig. 2;
Fig. 5 is the sectional view of second embodiment of the shoes that design of the present invention, and this is coated with is state having made before article one seam does not strut with last;
Fig. 6 is the sectional view after the shoes of Fig. 5 strut with last for the first time;
Fig. 7 is that the shoes of Fig. 5 have taken off and made sectional view after the second seam from last;
Fig. 8 is the sectional view after the shoes of Fig. 6 strut with last for the second time;
The sectional view of three embodiment of shoes after strutting of Fig. 9 the present invention design with last; And
The sectional view of four embodiment of shoes after strutting of Figure 10 the present invention design with last.
The specific embodiment
Institute's drawings attached all is sectional views of highly illustrating, and each width of cloth figure all is forefoot region cross sections of not finishing the part of shoes.In all embodiments, before strutting with last, all show in the accompanying drawings by shoes with the production phase afterwards.Though outer bottom is not loaded onto at least except that accompanying drawing 4, these shoes remain unfulfilled, and also have been to use this speech of shoes in the literary composition.If the end is a shoe-pad as shown in drawings, but the outer bottom adhesiveness is connected in or mold pressing connects thereon.
Fig. 1 to 4 is first embodiments of the present invention, and syndeton includes single seam in this scheme.Fig. 3 and 4 embodiment figure are two versions of this embodiment, among Fig. 3 with encapsulant sealing function layer, and among Fig. 4 with the sealing of cemented shoe bottom material.Fig. 5 to 10 is other 3 embodiments of the present invention, and two seams have been used in the syndeton zone in these schemes.The same with the embodiments before all, in Fig. 7 and 8 the embodiment, the low side of cladding material by a loose stitching in two seams or ductile seam link to each other with the interior end.In the embodiment as shown in Figures 9 and 10, a material bands is arranged between two seams, this band is fixed in the low side of cladding material and is fixed in the interior end by another seam by one in two seams.In the embodiment of Fig. 9, end seam is fixed and sews up and the apical grafting seam is loose stitching or sews up in the mode that can extend.In the embodiment of Figure 10, two seams all are loose stitchings or sew up in ductile mode.
Fig. 1 to 4 is the sectional views of shoes 11 with first embodiment of the present invention of vamp 13 and the interior end 15 (for example shoe-pad 15).Vamp 13 contains cladding material 17, water-proof function layer 19 and textile layer 21 (for example lining textile).Functional layer 19 is between cladding material 17 and textile layer 21.In the embodiment shown in the drawings, functional layer 19 and textile layer 21 interconnect by terminal 23 places of the functional layer of scalable seam 24 on the sole side.In the embodiment (not shown) of another shoes 11, functional layer 19 and textile layer 21 form the part of function laminate layers, have so just saved scalable seam 24.In the embodiment illustrated, syndeton of the present invention is formed by the Strobel seam 25 of loose stitching, and this seam connects cladding material terminal 27 and the shoe-pad 15 on the sole side.In the embodiment illustrated, the cladding material end 27 on the sole side is arranged vertically with respect to shoe-pad 15, and the lower end 29 of the textile layer on functional layer on the sole side terminal 23 and the sole side makes the two be parallel to shoe-pad 15 extensions at an angle.Yet this is not a prerequisite of the present invention.In another embodiment (not shown), textile layer on the sole side terminal 29 and the terminal 23 relative shoe-pad 15 vertical extensions of the functional layer on the sole side.
Fig. 1 shows the production phase of vamp 13 before strutting on the last 31 of being kept apart by shoe-pad 15.Fig. 2 has shown the production phase of vamp 13 after strutting on last 31.Relatively Fig. 1 and 2 can find that the Strobel seam 25 of loose stitching is very submissive, makes can form spacing or slit 33 between cladding material on the sole side terminal 27 and shoe-pad 15 on last 31 when vamp 13 struts.But relatively Fig. 1 and 2 also the low side 23 and 29 of discovery feature layer 19 and textile layer 21 be designed to when vamp 13 struts the two can make and himself be pressed downwardly onto on the shoe-pad 15 on last 31, so can be in the region generating functional layer free zone 35 in the slit on the outside of functional layer 19 33, wherein liquid sealing material 37 can flow to functional layer 19 by slit 33, thereby causes sealing function layer 19 in functional layer free zone 35.
Fig. 3 and 4 has shown the production phase after production phase of embodiment shown in Figure 2, and what be different from the production phase shown in Figure 2 is the zone that encapsulant has been applied to functional layer free zone 35.
Fig. 3 is the version of this embodiment, wherein the encapsulant 37 of liquid plastics or binder form has put on Strobel seam 25, and thereby seam 25 is extended and makes liquid to flow through, and adhesive 37 can flow and the sealing function layers facing to functional layer free zone 35 under the condition of this viscosity and pressure.In one embodiment of the invention, adhesive 37 is by causing the reactive hot melt adhesive of water proofing property to constitute under the complete reaction state.
In Fig. 3, only put on the also encapsulant of sheet of encapsulant in the zone in slit 33, the sheet jointing material is cut into ribbon, be placed on the slit 33 from the outside and make it become liquid state and viscous state with activation energy (for example heat energy).For using the wetting functional layer of the adhesive free zone 35 of liquefaction better, can use pressue device fully closely to contact functional layer 19 with the adhesive 37 that guarantees liquefaction by the mode of having addressed, pressue device be preferably by not constituted by the wetting material of liquid adhesive or by its covering.
Fig. 4 is a version of this embodiment, wherein encapsulant by cemented shoe at the bottom of 39 sole bonding agent constitute, mold pressing outer bottom or himself not as outer bottom but at the bottom of the cemented shoe as the carrier of outer bottom of sole 39, this outer bottom is by for example bonding or sew up and be fixed on the sole 39.In this case, sole 39 forms the dish shapes and makes Strobel seam 25 and functional layer free zone 35 be surrounded by material for sole of shoe with high sidewall 41 mold pressings.For liquid material for sole of shoe makes the liquid material for sole of shoe flow facing to the part of functional layer free zone 35 at least with the certain pressure mold pressing, then the mode with waterproof seals the latter during mold pressing.
Will be at the 23 sealing function layers 19 of the stub area on the sole side, neither needing functional layer free zone 35 to extend across whole slit 33 does not need the end 23 of the functional layer on the sole side to extend beyond slit 33 yet.The end 23 of functional layer 19 extends into slit 33 and just enough realizes abundant sealing function layer 19.Only to make its cut edge be positioned at slit 33 just enough if the low side of functional layer 23 extends into slit 33, like this encapsulant just can facing to and to center on this cut edge mobile.
Below set forth second embodiment of the present invention based on Fig. 5 to 8.All parts of the present embodiment and the embodiment shown in Fig. 1 to 4 is consistent to a certain extent, so use identical label and can be with reference to the relevant explanation of first embodiment in the past.
The difference of second embodiment shown in Fig. 5 to 8 and first embodiment is two seams in vamp 13 and the use of the transitional region at the interior end 15 basically, i.e. fixing seam 26, the edge at the end 15 (for example shoe-pad) in the end by functional layer 19 on this seam sole side and textile layer 21 is connected to.Fixedly seam 26 is non-ductility, or only is unconspicuous extension.For example, it is the Strobel seam.
Fig. 5 has shown the production status after fixedly seam 26 forms.The stub area 43 of the material outside 17 on the sole side is left functional layer 19 and the interior end 15 to obtain sewing up the fixedly path of seam 26.
Fig. 6 has shown and has strutted on last or shoe last or hat block is opened finishes shoes to the production phase.Comparison diagram 5 and 6 can find out that fixedly seam 26 only has unconspicuous distortion.Fig. 6 only is used for explanation.At the production phase of these shoes last 31 itself is unwanted.On the contrary, according to Fig. 7, directly after the production phase shown in Figure 5, the stub area 43 of the cladding material 17 on the sole side can make it lean against the outside of functional layer 19 once more to lower swing.Then, first embodiment shown in Fig. 1 to 4 is the same, makes loose seam with the form of loose stitching and/or extending Strobel seam 25, by end and the functional layer 19 and the stitching of the interior ends 15 of the cladding material 17 on this seam sole side.In the production phase of realizing by this way, the shoes of Fig. 8 strut on last 31, cause Strobel seam 25 and 26 expansions of on-fixed seam.The same with the mode of relevant first embodiment of explaining with Fig. 2, this mode is in the lower end of cladding material 17 and produced slit 33 at the interior end 15, and functional layer free zone 35 is exposed.Other step is identical with the relevant explanation of Fig. 3 and 4 then.Encapsulant 37 puts on functional layer free zone 35 by slit 33 or when at the bottom of the cemented shoe, liquid material for sole of shoe passes slit 33 until functional layer free zone 35, and the two all can locate the sealing function layer at this.
The low side of the cladding material 17 on a kind of sole side of footwear has an intersegmental distance above the interior end, and this spacing is put up a bridge with the band of non-permeable material.Fig. 9 and 10 is two embodiments with this footwear of syndeton of the present invention.
Fig. 9 has shown this embodiment of the band with material 45, its upper end is seamed to the low side of the cladding material 17 on the sole side by loose seam 25, and its low side is seamed to low side, textile layer 21 and the edge at the interior end 15 of the functional layer 19 on the sole side by fixing seam 26.Use in embodiment under the situation of Strobel seam, loose seam 25 is again a loose stitching and/or realizes the seam of stitching making this seam be out of shape when tensile load with extending yarn.Fixedly seam 26 be again one indeformable or only be the seam of not obvious distortion when tensile load, and be the Strobel seam in this embodiment.
The situation that Fig. 9 has shown the production phase after seam 25 and 26 is made and the shoes in production phase of reaching subsequently strut on last 31.Fixedly seam 26 is indeformable basically, loose seam 25 is then owing to the tension force that the shoe last or hat block effect of opening applies is out of shape, its deformation extent makes and forms slit 33 between the upper end of band of the low side of cladding material 17 and material 45, produces functional layer free zone 35 at this place, slit.Be sealing function layer free zone 35, encapsulant flows through slit 33 in the identical mode of relevant explanation with Fig. 3 and 4 and arrives functional layer free zone 35, equally also can work in the mode that seals with pure encapsulant or material for sole of shoe.
Figure 10 is the 4th embodiment, it and embodiment shown in Figure 5 are far from it, thereby and have any different with embodiment shown in Figure 9 only is to form loose seam because not only seam 25a links to each other with the top edge of the band of material 45 but also seam 25b also links to each other with the lower limb of the band of material 45, and wherein it is loose stitching and/or with extending yarn stitched.Shown in after the shoes shoe last or hat block of production phase opens, two seam 25a and 25b open, thereby have produced two slit 33a and 33b, have formed two functional layer free zone 35a and 35b in these zones.As the relevant explanation with 4 of Fig. 3, two free zones can seal by the infiltration that applies encapsulant or liquid material for sole of shoe.
In one embodiment of the invention, syndeton (being Strobel seam 25 or Strobel seam 25,25a, 25b, 26 in embodiment shown in the drawings) is around the bottom of whole vamp.In other embodiments of the present invention, syndeton only centers on the vamp neighboring of part, and uses other technology for the remainder of vamp bottom.For example, syndeton of the present invention only is used in those positions that the vamp neighboring has especially little radius of curvature, particularly is used in the toe or the heel of shoes, in children's footwear.The ankle boots technology can be mentioned as the example of all the other regional technology that another can be used in the neighboring of vamp.Ankle boots refer to socks shape insert, and it includes the functional layer that waterproof and water vapour can pass through, and the inboard that is placed in vamp and footwear sole construction is as lining.In the time of in the shoes in the ankle boots technology is applied to a subregion that syndeton of the present invention is used in the vamp neighboring, only the remaining area in the vamp neighboring uses the ankle boots shape to constitute thing.
In embodiment shown in the accompanying drawing, the seam by described loose stitching or many seams manufacture Strobel seam 25 or Strobel seam 25a, 25b that liquid can flow through.As previously mentioned, in other embodiments of the present invention, by the extending yarn stitched seam of described usefulness or the flowing through property of many seam realization seams or many seams.Also can use, for example loose stitching or reach such effect with extending yarn stitched lock stitch seam or zigzag seam.

Claims (32)

1. footwear, this footwear has:
Vamp (13) is by at the cladding material (17) that has cladding material stub area (27) on the sole side be placed in water-proof function layer (19) on cladding material (17) inboard and constitute and have a functional layer stub area (23) on the sole side;
The interior end (15);
The syndeton (25 that connects cladding material stub area (27) and the interior end (15), 25a, 25b), leave spacing (33 around to small part vamp neighboring and between cladding material stub area (27) and the interior end (15), 33a, 33b), thereby make liquid sealing material (37,39) in applying process, can flow through syndeton (25,25a, 25b), and this syndeton (25,25a, 25b) is unique zone that liquid sealing material can flow through in the sole area;
Functional layer stub area (23) stretches into syndeton (25 at least, 25a, 25b) the zone, and in the footwear production process, arrive the encapsulant (37,39) of functional layer (19) with waterproof type sealing function layer stub area with flowing through syndeton (25,25a, 25b).
2. footwear as claimed in claim 1 is characterized in that, described syndeton (25,25a, 25b) is around whole vamp neighboring.
3. footwear as claimed in claim 1 is characterized in that, described syndeton (25,25a, 25b) is circle segment vamp neighboring only.
4. as each described footwear in the claim 1 to 3, it is characterized in that described syndeton (25,25a, 25b) is made of seam.
5. footwear as claimed in claim 1 is characterized in that, described syndeton (25,25a, 25b) is made of ductile seam.
6. footwear as claimed in claim 5 is characterized in that, described syndeton (25,25a, 25b) is made of the seam of loose stitching.
7. footwear as claimed in claim 5 is characterized in that, described syndeton (25,25a, 25b) is by constituting with extending yarn stitched seam.
8. footwear as claimed in claim 5 is characterized in that, described seam is made of Strobel seam (25,25a, 25b), quilt seam or cross seam.
9. footwear as claimed in claim 1 is characterized in that, described footwear has the mold pressing sealant of encapsulant (39), and the sealing material is liquid when mold pressing and penetrates syndeton (25,25a, 25b).
10. footwear as claimed in claim 9 is characterized in that described footwear has the mold pressing outer bottom, and encapsulant (39) is made of the soling materials that when the mold pressing is liquid.
11. footwear as claimed in claim 1 is characterized in that, described encapsulant (37) is made of plastics.
12. footwear as claimed in claim 1 is characterized in that, described encapsulant (37) is made of adhesive.
13. footwear as claimed in claim 12 is characterized in that, described encapsulant (37) is made of reactive hot melt adhesive, and this adhesive puts on syndeton (25,25a, 25b) and cause water proofing property under the complete reaction state.
14. footwear as claimed in claim 1 is characterized in that, described footwear has water proofing property and the permeable functional layer of water vapour (19).
15. footwear as claimed in claim 1, it is characterized in that, except syndeton (25,25a, 25b) outside the fixedly seam (26) of non-ductility also is provided, seam links to each other with the interior end (15) functional layer stub area (23) on the sole side by being somebody's turn to do fixedly, but cladding material stub area (27) is not connected on the sole side.
16. footwear as claimed in claim 15 is characterized in that, described fixedly seam (26) is made of the Strobel seam.
17. footwear as claimed in claim 1, it is characterized in that, the end of described cladding material (17) is on the interior end (15) and predetermined spacing arranged, spacing between cladding material (17) and the interior end (15) is by liquid towards encapsulant (37,39) impervious material (45) band is put up a bridge, material (45) band is by apical grafting seam (25,25a) link to each other with cladding material (17) and by end seam (25b, 26) link to each other with the interior end (15) with functional layer (19) and two seams in apical grafting seam (25 at least, 25b) formation can be flow through liquid sealing material (37,39) syndeton, the form of syndeton are because of loose stitching or with the extending yarn stitched ductile seam that causes.
18. produce the method for the footwear with vamp (13) and the interior end (15), wherein said vamp is by at the cladding material (17) that has cladding material stub area (27) on the sole side be placed in water-proof function layer (19) formation of cladding material (17) inboard and have functional layer stub area (23) on the sole side; This method may further comprise the steps:
A) cladding material stub area (27) is by at least around the syndeton (25 of upper portion neighboring, 25a, 25b) link to each other with the interior end (15), make and form the space (33,33a, 33b) that liquid can flow through between cladding material stub area (27) and the interior end (15);
B) functional layer stub area (23) is designed to stretch at least syndeton (25,25a, 25b) zone;
C) syndeton (25,25a, 25b) make cladding material stub area (27) and the interior end (15) keep a determining deviation (33 each other, 33a, 33b), to and can cause the encapsulant (37,39) of water proofing property to put on syndeton (25 for liquid state, 25a, 25b) the outside make it face toward functional layer stub area (23) to flow through the porous syndeton (25 of liquid, 25a, 25b), and this syndeton (25,25a, 25b) is unique zone that liquid sealing material can flow through in the sole area.
19. method as claimed in claim 18 is characterized in that, described syndeton (25,25a, 25b) is manufactured into the whole neighboring around vamp.
20. method as claimed in claim 18 is characterized in that, described syndeton (25,25a, 25b) only manufactures the part neighboring around vamp.
21., it is characterized in that described syndeton (25,25a, 25b) is made of seam as each described method in the claim 18 to 20.
22. method as claimed in claim 18 is characterized in that, described syndeton (25,25a, 25b) is made of ductile seam.
23. method as claimed in claim 22 is characterized in that, described syndeton (25,25a, 25b) is made of the seam of loose stitching.
24. method as claimed in claim 22 is characterized in that, described syndeton (25,25a, 25b) is by constituting with extending yarn stitched seam.
25. method as claimed in claim 22 is characterized in that, described seam is made of Strobel seam, quilt seam, cross seam or Z word seam.
26. method as claimed in claim 18 is characterized in that, it is liquid state and the encapsulant (39) that penetrates syndeton (25,25a, 25b) that the mold pressing sealant that encapsulant (39) is formed forms when mold pressing.
27. method as claimed in claim 18 is characterized in that, for production has footwear at the bottom of the cemented shoe, described encapsulant (39) is made of the material for sole of shoe that is liquid when the mold pressing and penetrates syndeton (25,25a, 25b).
28. method as claimed in claim 27 is characterized in that, for production has the footwear of mold pressing outer bottom, described encapsulant (39) is by being that liquid soling materials constitutes when the mold pressing.
29. method as claimed in claim 18 is characterized in that, uses plastics as encapsulant (37).
30. method as claimed in claim 18 is characterized in that, uses adhesive as encapsulant (37).
31. method as claimed in claim 18, it is characterized in that, except syndeton (25,25a, 25b) made the fixedly seam (26) of non-ductility, the functional layer stub area (23) on the sole side links to each other with the interior end (15) via this seam and does not link to each other with cladding material stub area (27) on the sole side.
32. method as claimed in claim 18, it is characterized in that, the end of described cladding material (17) is on the interior end (15) and predetermined spacing arranged, spacing between cladding material (17) and the interior end (15) is by liquid towards encapsulant (37,39) impervious material (45) band is put up a bridge, material (45) band is by apical grafting seam (25,25a) link to each other with cladding material (17) and by end seam (25b, 26) link to each other with the interior end (15) with functional layer (19), and apical grafting seam (25 at least in the seam two, 25b) formation can be flow through liquid sealing material (37,39) syndeton, the form of syndeton are because of loose stitching or with the extending yarn stitched ductile seam that causes.
CNB2004800127100A 2003-05-13 2004-05-05 Waterproof footwear and method for production therof Expired - Fee Related CN100488396C (en)

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DE10321491A1 (en) 2004-12-09
EP1913829A1 (en) 2008-04-23
EP2263489A1 (en) 2010-12-22
EP1622476A1 (en) 2006-02-08
US20130061405A1 (en) 2013-03-14
US20130055591A1 (en) 2013-03-07
WO2004100692A1 (en) 2004-11-25
CN1787754A (en) 2006-06-14

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