EP1202643B1 - Schuhwerk mit abgedichtetem sohlenaufbau und verfahren zu dessen herstellung - Google Patents

Schuhwerk mit abgedichtetem sohlenaufbau und verfahren zu dessen herstellung Download PDF

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Publication number
EP1202643B1
EP1202643B1 EP00931139A EP00931139A EP1202643B1 EP 1202643 B1 EP1202643 B1 EP 1202643B1 EP 00931139 A EP00931139 A EP 00931139A EP 00931139 A EP00931139 A EP 00931139A EP 1202643 B1 EP1202643 B1 EP 1202643B1
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EP
European Patent Office
Prior art keywords
end region
outsole
melt adhesive
reactive hot
sole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP00931139A
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German (de)
English (en)
French (fr)
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EP1202643A1 (de
Inventor
Franz Xaver Haimerl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WL Gore and Associates GmbH
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates GmbH
WL Gore and Associates Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19938139A external-priority patent/DE19938139A1/de
Application filed by WL Gore and Associates GmbH, WL Gore and Associates Inc filed Critical WL Gore and Associates GmbH
Priority to SI200030810T priority Critical patent/SI1202643T1/sl
Publication of EP1202643A1 publication Critical patent/EP1202643A1/de
Application granted granted Critical
Publication of EP1202643B1 publication Critical patent/EP1202643B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B9/00—Footwear characterised by the assembling of the individual parts
    • A43B9/12—Stuck or cemented footwear
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/12—Special watertight footwear
    • A43B7/125—Special watertight footwear provided with a vapour permeable member, e.g. a membrane

Definitions

  • the invention relates to footwear with a shaft, at least Partially provided with a waterproof functional layer, the preferably permeable to water vapor, and with an outsole, in particular a glued outsole.
  • the concerns Invention a method for producing such a shoe.
  • Another known method is to lower the area of the Shoe construction and thus the lower part of the with Functional layer lined and optionally with a Insole sewn shaft with outsole material one seal molded outsole. But that can not be prevented In general, water is affected by capillary effects water - conducting upper material of the shaft to the sole end of the Shank and thus to the sole side end of the functional layer and over water bridges, especially in the form of textile fibers at the cutting edge of the sole side end of the shaft, to which on the Inside the functional layer located, in general very strong water-absorbent lining gets.
  • the net is a barrier, especially if it is a monofilament network band, so Such water is not up to the sole side cutting edge of the Functional layer and thus not to the inner lining of the footwear can penetrate.
  • EPC Europay, MasterCard, Inc.
  • a footwear with glued outsole in which a outsole-side end region of a Upper material to the outside and a outsole-side end of a Function layer feed are turned inside, with the after on the outside turned over upper end area on one frame-shaped first insole is sewn and the post inside folded functional layer lining end area between the first insole and one above the Functional layer lining end region located second insole is arranged.
  • the function layer lining end region is by means of a sealant in the form of a for the production of shoes commonly used glue or one coated with polyurethane hotmelt adhesive Do not stick tape with the second insole and over an adhesive more specific type glued to the first insole.
  • Shoe structures are known in which the functional layer in the Solben paragraphen end also a projection on the Upper material, but where no net is present.
  • the outsole material in the supernatant directly injected onto the functional layer. This method is only suitable for footwear with molded outsole.
  • footwear is made available in which the sole side shank end area with any outsole with as possible little effort and with as few process steps permanently can be made waterproof.
  • Footwear according to the invention has a shaft and an outsole on, wherein the shaft with an upper and with a Upper material on the inside at least partially lining, waterproof functional layer is constructed and a sole side Shank end region with an upper end region and a Function layer end region has.
  • the outsole is with the Shank end area connected.
  • the functional layer end region has an edge area not covered by the upper end area. In one embodiment of the invention, this edge region is through a supernatant extending beyond the upper region educated. On the edge area or supernatant is an in Outsole circumferential direction closed adhesive zone of a Reactive hot melt adhesive, which in the reacted state to Water resistance leads, applied.
  • the sealing function which in conventional footwear the specified above with outsole material is achieved in the case of inventive footwear by the on the supernatant of Functional layer end region applied reactive hot melt adhesive causes, on the one hand in the liquid state before reacting a has particularly high creep ability and on the other hand in the abandonedreg mandat Condition leads to particularly high and permanent water resistance.
  • the Rinkschmelzklebstoffbstoff can be with very simple means Apply, for example, paint, spray or in the form of a Apply adhesive strip or an adhesive bead, wherein the Make reactive hot melt adhesive adhesive by heating and thereby fixate on the supernatant before the reaction and the concomitant permanent bonding with the functional layer in the Range of their supernatant begins.
  • the waterproofness of the sole construction of waterproof footwear with any outsole is thus extremely easy way and with achieved extremely simple process steps.
  • the inventive Method therefore leads to low production costs for waterproof Shoes.
  • the extends Schaftend Scheme substantially perpendicular to the tread of the Outsole (hereinafter also referred to as vertical extension) and theterrorisms Mrsend Scheme is towards the tread beyond the upper end area.
  • the Schaftend Scheme extends in essentially parallel to the tread of the outsole (hereafter also referred to as horizontal extension) and extends the Functional layer end region towards the outsole center beyond the upper end area.
  • the first embodiment is particularly suitable for shell-shaped outsoles, the one perpendicular to the tread of the outsole have the highest edge.
  • the latter embodiment is particularly suitable for shoes flat, plate-shaped outsoles, as in particular at more elegant shoes are used.
  • the supernatant is by means of bridged a connecting strip whose one longitudinal side with the Obermaterialend Scheme and the other longitudinal side with the Function layer end region is connected. With another Embodiment of the invention, there is such a bridge of the Supernatant not.
  • the reactive hot melt adhesive is either in the region of the supernatant applied directly to the functional layer, if no Connecting strip is present, or he will be on the outside of the applied to the supernatant bridging connecting strip when a connection strip is present. So that in the latter case to Sealing the functional layer with the reactive hotmelt adhesive comes, is selected for the connecting strip, a material for the liquid or liquid made before reacting Reactive hot melt adhesive is permeable.
  • connection strip is preferably with open mesh material constructed of thermoplastic net material or textile Material, preferably monofilament textile material, is formed.
  • connection strip can have any other shape, for example, with staples, large-sized or long Be formed stitches or similar structures.
  • Connecting strip should mainly fulfill the task sufficient flow of liquid reactive hot melt adhesive for a permitting permanently watertight sealing of the functional layer and the physical relief of the functional layer and transmission or splitting the load between the upper and the Insole material (when tweaking) or cord pull (at the string Lasting).
  • Suitable for footwear according to the invention is a net of the Gebrüder Jaeger GmbH & Co. in Wuppertal, Germany, with the Item number 23851.
  • the invention is suitable for footwear with or without footwear Insole.
  • the sole side Functional layer end area lashed together by means of drawstring.
  • the upper end portion at the functional layer end portion glued or sewn, optionally via a net, or the Functional layer end region and the upper end region are each lashed together by means of its own string pull.
  • the cord of the Schnurzugs too the time at which the tensioning of the cord train required is to lash down advantageously becomes an elastic means, for example, in the form of an elastic cord train with a elastic cord, which theinsuls Mrsend Scheme in the direction Sole center biased, used.
  • with mesh tape is one of them Long side with the Obermaterialend Scheme and the other Longitudinal side with theforensics harshend Scheme and possibly with the insole connected, preferably by sewing.
  • footwear according to the invention is carried out as follows: It is a shaft created with an upper and with one the upper on the inside at least partially lining, waterproof functional layer constructed and with a sole side shank end region is provided.
  • the upper becomes with a sole side upper end region and the Functional layer comes with a sole side Function layer end region provided, wherein the Functional layer end area with one not from the upper covered edge area is provided.
  • this edge area by a over the Upper end region extending supernatant of the Function layer end region formed. On the edge area or Supernatant becomes closed in outsole circumferential direction
  • Adhesive zone of a reactive hot melt adhesive, which reacted in the Condition leads to water resistance, applied.
  • an outsole is attached.
  • the bonding of the reactive hot melt adhesive with the functional layer becomes particularly intimate when the reactive adhesive after the Apply to the supernatant mechanically against the functional layer suppressed.
  • a pressing device e.g. in the form of a Anpreßkissens, with a through the Reactive hot melt adhesive not wettable and therefore with the Reactive hot melt adhesive non-adherent, smooth material surface, for example, non-porous polyterafluoroethylene (also under the Trade name Teflon known).
  • this a Anpreßkissen, for example in the form of a rubber pad or air cushion, whose Anpreßober Structure with a foil from the mentioned material, for example non-porous polytetrafluoroethylene, is coated, or one arranges before the pressing process between the provided with the reactive hot melt adhesive sole construction and the Anpreßkissen to such a film.
  • a foil from the mentioned material for example non-porous polytetrafluoroethylene
  • the outsole with glued to conventional solvent adhesive or hot glue are, for example, polyurethane-based adhesives.
  • Solvent adhesive is an adhesive made by adding vaporizable solvent has been made tacky and cures due to evaporation of the solvent.
  • hot glue is an adhesive, also called thermoplastic adhesive, by Heating is brought into a sticky state and by Curing cures. By reheating, such adhesive may be used repeatedly brought into the adhesive state.
  • a moisture curable Reactive hot melt adhesive used on the area to be bonded applied and exposed to moisture to react is thermally activated, on the area to be bonded applied and exposed to moisture to react.
  • Moisture e.g. Water vapor
  • foaming reactive hot melt adhesive if you want to use its increased volume, what it does makes it particularly suitable to fill cavities and in gaps or Niches that can form in the network band area. This allows a particularly reliable water resistance be brought about. Foaming can be achieved by that the reactive hot melt adhesive during application with a gas is swirled, which is for example a mixture of Nitrogen and air act.
  • adhesives are referred to before their activation from relatively short molecular chains with a middle Molecular weight in the range of about 3000 to about 5000 g / mol consist, are non-sticky and, if necessary, after thermal Activate, be brought into a reaction state in which the crosslink relatively short molecular chains to long molecular chains and harden, mainly in a humid atmosphere. By doing Reaction or curing period they are sticky. After this they can not be reactivated by curing. At the Ausreagieren it comes to three-dimensional networking of Molokülketten. The three-dimensional networking leads to a particularly strong protection against the ingress of water into the Adhesive.
  • Suitable for the purpose according to the invention are e.g. Polyurethane reactive hot melt adhesives, resins, aromatic Hydrocarbon resins, aliphatic hydrocarbon resins and Condensation resins, e.g. in the form of epoxy resin.
  • polyurethane reactive hot melt adhesives im mentioned below PU reactive hot melt adhesives.
  • the curing causing crosslinking reaction of PU reactive hot melt adhesive is usually by moisture causes what humidity is sufficient for.
  • There are blocked PU reactive hot melt adhesives whose crosslinking reaction only after Activation of the PU reactive hotmelt adhesive by means of thermal Energy can begin, so that such hot melt adhesive open, i. in an environment with humidity, can be stored.
  • there are non-blocked PU reactive hot melt adhesives in where a crosslinking reaction takes place already at room temperature, when in a humid environment. The latter reactive hot melt adhesives must be as long as the Crosslinking reaction should not take place yet, before humidity keep protected.
  • Both types of PU reactive hot melt adhesives are in the unreacted state usually in the form of rigid blocks.
  • the Reactive hot melt heated to melt it and thus to be spread or commissioned In front the application to the areas to be bonded is the Reactive hot melt heated to melt it and thus to be spread or commissioned.
  • unblocked reactive hot melt adhesive In the case of using unblocked reactive hot melt adhesive must undergo such heating under exclusion of humidity. When using blocked reactive hot melt adhesive, this is not necessary, however make sure that the heating temperature below the unblocking activation temperature remains.
  • PU reactive hot melt adhesive used with blocked or is built up capped isocyanate In one embodiment of the invention PU reactive hot melt adhesive used with blocked or is built up capped isocyanate. To overcome the Isocyanate blocking and thus activation of the with the Blocked isocyanate reactive reactive adhesive must have a thermal activation are performed. activation temperatures for such PU reactive hot melt adhesives are approximately in the range of 70 ° C to 180 ° C.
  • unblocked PU reactive hot melt adhesive used in another embodiment of the invention.
  • the crosslinking reaction can be accelerated by heat.
  • a PU reactive hot melt adhesive used under the Designation IPATHERM S 14/242 from H.P. Fuller in Wells, Austria, is available.
  • a PU reactive hot melt adhesive used under the name Macroplast QR 6202 from the company Henkel AG, Dusseldorf, Germany, is available.
  • reactive hot melt adhesive is used used, which is the already mentioned PU reactive hot melt adhesive can act, the carbon particle, Metal particles with electrical conductivity or particles of others Materials are admixed which have such electrical conductivity have that they heat selectively by means of microwave energy let or such an absorption capacity for different Radiation, such as infrared radiation, have that they Such radiation can be heated selectively.
  • Radiation such as infrared radiation
  • the particles work as in the reactive hot melt embedded "heating elements”.
  • the Particles have e.g. Fiber form.
  • the carbon particles become the Reactive hot melt adhesive with a weight fraction in the range of about 0.1% o to about 5% o, preferably in the range of about 0.1% o to about 3% o and particularly preferably with a weight fraction of 2% o added.
  • metal particles are about the same Addition amounts.
  • a reactive hot melt adhesive using embodiment, such an adhesive mixture applied to the point to be bonded before the gluing process.
  • the Footwear is then subjected to activation heating, For example, by means of microwave energy, ultrasound or Infrared heating. This heating is such that a Heating the carbon particles, metal particles or energy absorbing Particles of another kind takes place, through which the Reactive hot melt adhesive is activated and liquefied.
  • Infrared heating can, for example, by the targeted insertion certain wavelengths are excluded that more than just the reactive hot melt adhesive is heated.
  • By warming up the Reactive hot melt adhesive by means of the embedded Energy-absorbing particles will thus protect the other Footwear components reached before excessive heating.
  • Through this embedded particles can also be a reduction of required exposure time in the heating of the Reactive hot melt adhesive reach.
  • Particularly preferred is a functional layer that not only impermeable to water but permeable to water vapor. This allows the production of waterproof shoes, despite Waterproofness stay breathable.
  • a waterproof is considered a functional layer, optionally including provided on the functional layer seams, if it ensures a water inlet pressure of at least 1.3 ⁇ 10 4 Pa.
  • the functional layer material preferably ensures a water inlet pressure of more than 1 ⁇ 10 5 Pa.
  • the water inlet pressure shall be measured by a test method in which distilled water is applied at 20 ⁇ 2 ° C to a sample of 100 cm 2 of the functional layer with increasing pressure. The pressure increase of the water is 60 ⁇ 1 cm Ws per minute. The water inlet pressure then corresponds to the pressure at which water first appears on the other side of the sample. Details of the procedure are specified in the ISO standard 0811 from the year 1981.
  • a functional layer As a "water vapor permeable" a functional layer is considered, if it has a water vapor transmission rate Ret of less than 150 m 2 ⁇ Pa ⁇ w -1 .
  • the water vapor permeability is tested according to the Hohenstein skin model. This test method is described in DIN EN 31092 (02/94) or ISO 11092 (19/33).
  • centrifuge assembly of the type described in US Pat. No. 5,329,807.
  • a centrifuge assembly has four pivotable held holding baskets for holding footwear on. With that you can Two or four shoes or boots are tested simultaneously. at This centrifugal arrangement will be water leak to find Make use of footwear centrifugal forces caused by rapid Centrifuging the footwear are generated. Before centrifuging water is poured into the interior of the footwear. On the Outside of the footwear is absorbent material such as Blotting paper or a paper towel arranged. The centrifugal forces practice on the water filled in the footwear pressure, which causes water to get to the absorbent material when the Footwear is leaking.
  • the pressure that the water exerts during centrifuging depends on the shoe size depending on the effective shoe area (Sole surface), from the mass of the filled in the footwear Amount of water, from the effective centrifuge radius and from the Centrifuge speed off.
  • Suitable materials for the waterproof, water vapor permeable Functional layer are in particular polyurethane, polypropylene and Polyesters, including polyetheresters and their laminates, as described in US Pat US-A-4,725,418 and US-A-4,493,870 are.
  • stretched microporous Polytetrafluoroethylene (ePTFE) as for example in the US-A-3,953,566 and US-A-4,187,390, and oriented polytetrafluoroethylene which is hydrophilic Impregnating agents and / or hydrophilic layers is provided; please refer For example, the document US-A-4,194,041.
  • Under one microporous functional layer is understood as a functional layer their average pore size is between about 0.2 ⁇ m and about 0.3 ⁇ m is located.
  • the pore size can be measured with the Coulter Porometer (brand name) measured by Coulter Electronics, Inc., Hialeath, Florida, USA.
  • the Coulter Porometer is a measuring device that provides an automatic measurement the pore size distributions in porous media, the (im ASTM standard E 1298-89 described) Fluid displacement method is used.
  • the Coulter Porometer determines the pore size distribution of a sample by an increasing pressure of air directed to the sample and by measuring the resulting flow. These Pore size distribution is a measure of the degree of uniformity the pores of the sample (i.e., a narrow pore size distribution, that a small difference between the smallest pore size and the largest pore size exists). It is determined by dividing the maximum pore size by the minimum pore size.
  • the Coulter Porometer also calculates the pore size for the middle one Flow. By definition, half of the flow is through the porous sample through pores instead, whose pore size above or is below this average flow pore size.
  • ePTFE is used as the functional layer, then the Reactive hot melt adhesive during the bonding process in the pores of these Functional layer penetrate, resulting in a mechanical anchoring of the reactive hot melt adhesive in this functional layer.
  • existing functional layer may be on the side with which it in the bonding process with the reactive hot melt adhesive in contact comes with a thin polyurethane coating.
  • PU reactive hot melt adhesive in conjunction with a such a functional layer is not just mechanical Compound but also to a chemical compound between the PU reactive hot melt adhesive and the PU layer on the Functional layer. This leads to a particularly intimate bonding between the functional layer and the reactive hot melt adhesive so that a particularly durable water resistance is ensured.
  • Textile fabrics for example to act on woven, knitted, knitted, fleece or felt.
  • These Textile fabrics can be made from natural fibers, for example Cotton or viscose, made of synthetic fibers, for example Polyesters, polyamides, polypropylenes or polyolefins, or from Mixtures of at least two such materials can be made.
  • a Lining material On the inside of the functional layer is usually a Lining material arranged.
  • lining material that with the Function layer often connected to a functional layer laminate are the same materials as they were previously for the Upper material are specified.
  • the functional layer laminate can also have more than two layers, based on that of the Lining layer side of the functional layer a textile side can be located.
  • the outsole shoe according to the invention can be made of waterproof Material such as Rubber or plastic, for example polyurethane, made of non-waterproof but breathable material such as leather in particular or with rubber or plastic inlays provided leather.
  • waterproof Material such as Rubber or plastic, for example polyurethane
  • non-waterproof but breathable material such as leather in particular or with rubber or plastic inlays provided leather.
  • the outsole can be made waterproof by, at Maintaining the breathability that they at least in places, where the sole construction is not already by other measures waterproof, with a watertight, water vapor permeable functional layer is provided.
  • the insole of the footwear according to the invention may be made of viscose, e.g. a viscose, fleece, under the trade name Texon, e.g. Polyester fleece to which melt fibers may be added, leather or glued leather fibers. Insoles from such Materials are permeable to water.
  • An insole of such or such further material can be made waterproof by that on one of their surfaces or a layer inside waterproof material is arranged. For this purpose, e.g. a film with cap material V25 from Rhenoflex in Ludwigshafen, Germany, to be ironed.
  • Fig. 1 shows a highly schematic cross-sectional view of a first Embodiment of a shoe according to the invention with a shaft 11, with an upper 13 and one inside lining functional layer 15 is constructed.
  • the functional layer 15 may be part of a functional layer laminate containing the Functional layer and on the inside has a lining layer.
  • the functional layer 15 on its upper 13th facing outside with a (not shown) textile side be provided.
  • the Functional layer and the lining are separate layers of material.
  • FIG. 1 shows an insole 17 and a cup-shaped, prefabricated outsole 19, with rubber and / or plastic is constructed.
  • the upper 13 and the functional layer 15 have a vertical, i. perpendicular to the tread of the outsole 19, ending upper end region 21 or functional layer end region 23 on.
  • the functional layer end region 23 has a projection 25 opposite the upper material end region 21.
  • the supernatant 25 is bridged by means of a net strip 27.
  • a first, upper longitudinal side the net is by means of a first seam 29 with the lower end of the upper end portion 21 sewn.
  • a lower, second longitudinal side of the net strip 27 is connected by means of a Strobelnaht 31 both with the Insole 17 as well with the lower end of the Sewn functional layer end portion 23.
  • Reactive hot melt adhesive 33 is applied to waterproofness.
  • the reactive hot melt adhesive achieved by heating, penetrates the reactive hot melt adhesive 33rd the mesh band 27 and penetrates in the region of the supernatant 25 except for the Outside of the functional layer 15 before.
  • the reactive hot melt adhesive 33 then seals this region of the Functional layer 15 waterproof.
  • the Reactive hot melt adhesive 33 in such extent and amount applied that he also the cutting edge of the functional layer 15 on the lower end of theforensicstikend Schemes 23 seals. Prefers In this case, too, the one at the functional layer end region 23 adjacent peripheral region of the insole 17 and the Attachment seams in which the functional layer 15 is involved, with sealed.
  • Outsole adhesive 35 On preferably the entire inside of the outsole 19 is Outsole adhesive 35 applied, which is conventional Outsole adhesive can act, in the form of Solvent adhesive or hot glue. Moreover, on the Outside of the upper 13 outsole adhesive 37 applied.
  • Fig. 1 is a manufacturing state of the shoe of the first Embodiment shown before the outsole 19 up against the Insole 17 is pressed to fit with the sole 17 and the sole To bond the sole side shank end region.
  • the Outsole adhesive 35 on the inside of the shell rim 40 of the Outsole 19 in adhesive bonding with the on the Schaftend Scheme applied outsole adhesive 37.
  • Fig. 2 shows a second embodiment of an inventive Shoe, which largely with the first shown in Fig. 1 Embodiment matches, but in so far from the first Embodiment differs than in the second embodiment only the upper end portion 21 ends vertically, the Function layer end region 23, however, ends horizontally, i. parallel to Tread of the outsole 19. Therefore, also run the horizontal Projection 25 of thejans fürend Schemes 23 and substantially also the mesh band 27 and the reactive hot melt adhesive 33. Based the horizontal extent of theforensics harshend Schemes 23 extends the insole 17 not over the entire sole width of the Shoe construction but its peripheral edge is at a distance from Vertical part of the shaft 11 on. Otherwise, there is agreement with the first embodiment, so that with regard to further aspects of the second embodiment to the above explanations to the first Embodiment is directed.
  • Fig. 3 shows a third embodiment of an inventive Shoe in which both the upper end region 21 and thejans harshend Scheme 23 extend horizontally, which is also in this Embodiment to an approximately horizontal extent of Net band 27 and the reactive hot melt adhesive 33 leads.
  • a Shoe construction allows the use of a plate-shaped outsole 39, unlike the first and second embodiments, none Enclosing a vertical end portion of the shaft 19 by means of a Shell edge of a cup-shaped outsole is required. Out For this reason, any one of the third embodiment can be used Outsole used, for example, a leather sole, as is for Shoes of elegant kind is desired. Due to the exclusively horizontal course of the outsole 39 is on the outside of the Upper material 13 applied outsole adhesive 37 on the horizontal extending upper end region 21 applied.
  • FIG. 4 The third embodiment shown in FIG. 3 is shown in FIG. 4 in FIG partially cut perspective view shown, but still without Outsole.
  • This figure shows a strip 41 over which the shaft 11 is drawn.
  • Fig. 3 is a separate in FIG Lining layer 43 shown on the inside of the functional layer 15.
  • FIG. 4 shows the shoe construction in a state in which the Reactive hot melt adhesive only on the underside of the net strip 27th has been applied, but not yet to advance to theforensicstikend Scheme 23 through the net 27 therethrough has been pressed.
  • FIG. 5 shows a shoe construction according to FIG. 4, also in FIG partially cut perspective view, after sticking a Outsole 39 to the underside of the insole 17 and to the bottom of the vertical portion of the shaft 11.
  • the Lists 41 already removed the shoe.
  • Fig. 6 shows a perspective view of an entire shoe in Fig. 5 illustrated third embodiment, wherein a part of the shoe is cut to illustrate at which point of the Shoe is the section of FIG. 5.
  • Fig. 7 shows a fourth embodiment of an inventive Shoe, with the first embodiment shown in Fig. 1 with the Exception coincides that in the fourth embodiment no Net tape 27 is present. It can therefore largely on the previous description relating to the first embodiment be taken.
  • the fifth embodiment shown in FIG. 8 is the same as that in FIG. 7 shown fourth embodiment with the single exception that the upper end region 21 by means of Fixierklebstoffs 43 at the Outside of the functional layer 15 is fixed. This serves the lighter Handling of the shaft 11 during manufacturing steps before Gluing on the outsole 19.
  • FIG. 9 shows a shoe structure with that of the second embodiment according to Fig. 2 agrees with the exception that no mesh band exists is.
  • Regarding the matches with the second Embodiment may refer to the explanations to Fig. 2 be taken.
  • As in the case of the fourth shown in FIG Embodiment is also in the sixth embodiment of the Reactive hot melt adhesive 33 directly on the outside of the Supernatant 25 of theforensicstikend Schemes 23 applied, resulting in a particularly good, sealing bonding of the Function layer end portion 23 by the reactive hot melt adhesive 33rd leads.
  • Fig. 10 shows a seventh embodiment which is a modification relative to the sixth embodiment shown in Fig. 9 in so far represents than the upper end portion 21 by means of fixing adhesive 43rd on the outside of the lower end of the vertical portion of Functional layer 15 is fixed before the further manufacturing steps be performed, namely the sewing of theforensicstikend Schemes 23 with the insole 17, the application of the reactive hot melt adhesive 33 and the sticking of the outsole 19. Otherwise, regarding the seventh embodiment previous explanations to previous figures referenced become.
  • the eighth embodiment of the invention shown in Fig. 11 is true with the third embodiment shown in Fig. 3 except for agree that no network band exists. It can therefore largely Reference is made to the preceding explanations to Fig. 3. Also in the eighth embodiment, the reactive hot melt adhesive becomes 33 directly on the outside of the supernatant 25 of the Function layer end portion 23 applied, possibly with such Extension, that also the end of the horizontal Obermaterialendrios 21, the peripheral edge of the insole 17 and the strobel seam 31 in the seal by the reactive hot melt adhesive 33 involved. There are none in this embodiment Fixierklebung between the functional layer 15 and the Upper end region 21.
  • the ninth embodiment shown in FIG. 12 is identical to the ninth embodiment shown in FIG. 11 eighth embodiment except that the Obermaterialend Scheme 21 by means of a Fixierklebung 43 at the Outside of theroistikend Schemes 23 is fixed.
  • Fig. 13 shows a shoe as a tenth embodiment of the invention without insole or without insole in the illustrated area of the Shoe. There are shoes that are over part of their shoe length, For example, in the forefoot, without insole and the rest Part of the shoe are constructed with insole.
  • a mesh tape 27 is on a longitudinal side with the upper end region 21 and on the other longitudinal side with the Schnur tunnel 49 of the Schnurzugs 45 sewn, so that the supernatant 25 of theterrorisms Mrsend Schemes 23 bridged by the net 27 and the upper material portion 21 is kept horizontal.
  • reactive hot melt adhesive 33 On the Bottom of net strip 27 is reactive hot melt adhesive 33 applied, which in the reacted state to a waterproof Sealing the functional layer 15 in the region of Function layer end portion 23 leads.
  • the reactive hot melt adhesive 33 It may be sized to fit into its seal as well the cord 45 and / or the seam 29 between the net 27 and the upper end region 31 includes.
  • FIG. 14 shows an eleventh embodiment, which corresponds to that in FIG. 13 Tenth embodiment shown with the exception matches, that it does not have a net, but a second string 47, by means of which the upper end region 21 in the horizontal position is lashed together.
  • the Reactive hot melt adhesive 33 directly on the outside of the Supernatant 25 of theforensics Mrsend Schemes 21 applied.
  • the second drawstring 47 has a tubular string tunnel 49, which around the entire inner circumference of Upper end region 21 rotates and in which a cord 51 is located, by means of which the upper end portion 21 together can be lulled while the shaft over a (in Fig. 13 not shown) strips is stretched.
  • the reactive hot melt adhesive 33 may be so dimensioned that he also in his seal the Schnur mechanism 45 and 47 with includes.
  • Fig. 15 is still a production aid in a very schematic Representation illustrates, namely a pressing device 53, by means of which is the reactive hot melt adhesive 33 in the liquid or liquid made condition against the outside of thegnacs Mrsend Schemes 21 can be pressed.
  • a pressing device 53 by means of which is the reactive hot melt adhesive 33 in the liquid or liquid made condition against the outside of thegnacs Mrsend Schemes 21 can be pressed.
  • This is shown in FIG. 15 for a shoe structure according to the second shown in Fig. 2 Embodiment illustrated, but may be for all others described embodiments are also used.
  • the pressing device 53 may have a flat shell shape of the in Fig. 15 shown shape or other than the shape shown in Fig. 15 have, which can depend on the shape of the respective shoe structure.
  • the pressing device 53 can also be used as pressure pads, e.g. in shape a rubber pad or an air cushion, i. one with air filled pillow, be formed.
  • At least the surface of Pressing device 53, which during the pressing operation with the Reactive hot melt 33 comes into contact, is from a Material made of reactive hot melt adhesive 33 not is wettable, so not glued to this.
  • a Pressing device 53 with a surface made of polytetrafluoroethylene also known under the trade name Teflon
  • Teflon polytetrafluoroethylene
  • Fig. 16 shows in a schematic, not to scale, strong enlarged, two-dimensional representation of a section of a Sole construction with by three-dimensional networking of Molecular chains of reacted reactive hot melt adhesive 33 (the den Function layer end 23 and the insole 17 connecting seam 31 is not shown).
  • the three-dimensionality of networking arises in that the molecular chains of the reactive hot melt adhesive 33 also in not visible in Fig. 16 third dimension (perpendicular to Surface of the drawing) in the illustrated for two dimensions Network way.
  • the three-dimensional networking leads to a particularly strong protection against the ingress of water into the Adhesive.
  • FIGS. 17 to 19 and 22 to 31 embodiments of FIGS Invention shown in which a sole side Upper end region angled outwards and with the Peripheral edge of a sole is sewn.
  • Figures 20 and 21 show an embodiment of a functional layer part, which is for this Embodiments of the invention is particularly suitable.
  • Figures 17 to 19 show in highly schematic Partial cross-sectional view of a twelfth embodiment of the invention with a shaft 11 connected to an upper 13, one on the Inside arranged functional layer 15 and one on the Inside the functional layer 15 disposed lining 16 is constructed.
  • An outwardly angled sole side upper end region 21 is by means of a sole seam 22 at one also to the outside Angled peripheral edge 18 of a cup-shaped outsole 19th sutured.
  • a sole side functional layer end region 23 and a Sohlen generaler feed end 24 are with a cord 45th sewn, a Schnettunnel 49 and a cord 51 located therein includes.
  • the Schnurzug 45 area is the to Outsole 19 facing bottom ofrois Kunststoffend Schemes with Reactive hot melt adhesive 33 not yet reacted.
  • a Reactive hot melt adhesive 33 used, the carbon or Metal particles are mixed, so that the reactive hot melt adhesive 33rd by irradiation, for example infrared radiation or Microwave irradiation, activation heat can be supplied.
  • irradiation for example infrared radiation or Microwave irradiation, activation heat
  • FIG. 20 shows a schematic plan view from below an embodiment of a functional layer part 26 with elastic Schnurzug 45, which for those shown in Figures 17 to 19 Embodiment is advantageous.
  • FIG. 20 shows this Function layer portion 26 with relaxed drawstring 45, resulting in a Contraction of theterrorisms Mrsend Schemes 23 with the indicated ruffled wrinkles leads.
  • the functional layer part 26 stretched over a last 20, causing an expansion of the elastic drawstring 45 and to the tension of the Function layer end portion 23 leads.
  • FIGS. 20 and 21 a functional layer part 26 is shown not yet provided with reactive hot melt adhesive 33.
  • FIGS. 22-25 A thirteenth embodiment will now be described with reference to FIGS. 22-25 explained, in which a functional layer portion 26 of the in FIGS. 20 and 21 used type is used.
  • Figs. 22-25 different production phases of this embodiment. Shown is in a schematic way a cross section through the Forefoot area of the footwear according to this embodiment.
  • footwear at which the upper 13 of the shaft to the outside angled upper end region 21, which with a Outsole, here a plate-shaped outsole 39, by means of a Seam seam 22 is connected.
  • Fig. 22 shows a manufacturing phase of this footwear, in which the outwardly angled upper end region 21 of the upper 13 first by means of adhesive 35 at a peripheral edge 53 of Outsole 39 is fixed.
  • the adhesive 35 may be for example, conventional solvent adhesive already act as mentioned above.
  • the functional layer part 26 Within the upper material 13 is the functional layer part 26 the type shown in Figs. 20 and 21, but already with Reactive hot melt adhesive 33 provided, on the Kurs Upper 13 facing outside of the functional layer part 26, the String 45 adjacent. Due to the elasticity of the drawstring 45 is the sole side end portion of the functional layer part 26 of sohleen paragraphen end portion of the upper material 13 pulled away, so that at the manufacturing phase shown in Fig. 23, the sole seam 22 without the Risk of perforation of the functional layer portion 26 are attached can. At least during manufacture of the sole seam 22 is located Therefore, no bars within the functional layer part 26.
  • the footwear After making the sole seam 22, the footwear over a Last 20 strained, causing a tension of the elastic cord pull 45 and thus leads to a tensioning of the functional layer part 26, such that the reactive hot melt adhesive 33 with the last 20 facing top of the outsole 39 comes into contact.
  • the reactive hot melt adhesive 33rd adhesive-activated that is, he is exposed to conditions that his Start the crosslinking reaction.
  • Reactive hot melt adhesive 33 used the carbon or Metal particles are mixed, and the activation is carried out by that the reactive hot melt adhesive infrared radiation or Microwave radiation is directed.
  • the carbon or Metal particles act like radiators, which the Heat reactive hot melt adhesive from the inside and onto the Bring activation temperature.
  • the strip 20 is made taken from the footwear. To complete the footwear Then there is an insole 55 above the outsole 39 and the the sole side end region of the functional layer part 26 is arranged, for example stuck there. This is a production phase reaches as shown in Fig. 25.
  • Figs. 26-31 various production phases are one fourteenth embodiment of the invention shown footwear in which an outwardly angled Oberterendend Scheme not with an outsole but with a midsole is sewn. Also in this embodiment, a functional layer part 26 of the in the Fig. 20 and 21 shown type with flexible cord used.
  • Embodiments of a functional layer part 26 is the speech that has an elastic cord 45.
  • cord pulls can also use other elastic means be to the sole side end portion of the functional layer portion 26th to bias towards the sole center.
  • a elastic train can be achieved by an elastic band on sewn on the sole side peripheral edge of the functional layer part 26 or glued on.

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Golf Clubs (AREA)
EP00931139A 1999-08-16 2000-05-08 Schuhwerk mit abgedichtetem sohlenaufbau und verfahren zu dessen herstellung Expired - Lifetime EP1202643B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SI200030810T SI1202643T1 (sl) 1999-08-16 2000-05-08 Obutev s tesnjeno izgradnjo ceveljskega podplata in postopek njene izdelave

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19938139 1999-08-16
DE19938139A DE19938139A1 (de) 1998-11-17 1999-08-16 Schuhwerk mit abgedichtetem Sohlenaufbau und Verfahren zu dessen Herstellung
PCT/EP2000/004113 WO2001012002A1 (de) 1999-08-16 2000-05-08 Schuhwerk mit abgedichtetem sohlenaufbau und verfahren zu dessen herstellung

Publications (2)

Publication Number Publication Date
EP1202643A1 EP1202643A1 (de) 2002-05-08
EP1202643B1 true EP1202643B1 (de) 2005-12-07

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US (1) US7219446B1 (enExample)
EP (1) EP1202643B1 (enExample)
JP (1) JP2003506176A (enExample)
AT (1) ATE311779T1 (enExample)
AU (1) AU4918000A (enExample)
DE (1) DE50011828D1 (enExample)
DK (1) DK1202643T3 (enExample)
ES (1) ES2250135T3 (enExample)
WO (1) WO2001012002A1 (enExample)

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Also Published As

Publication number Publication date
ES2250135T3 (es) 2006-04-16
JP2003506176A (ja) 2003-02-18
DK1202643T3 (da) 2005-12-27
DE50011828D1 (de) 2006-01-12
ATE311779T1 (de) 2005-12-15
EP1202643A1 (de) 2002-05-08
AU4918000A (en) 2001-03-13
WO2001012002A1 (de) 2001-02-22
US7219446B1 (en) 2007-05-22

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