WO2014207325A1 - Procédé de fabrication d'un objet creux - Google Patents
Procédé de fabrication d'un objet creux Download PDFInfo
- Publication number
- WO2014207325A1 WO2014207325A1 PCT/FR2014/000143 FR2014000143W WO2014207325A1 WO 2014207325 A1 WO2014207325 A1 WO 2014207325A1 FR 2014000143 W FR2014000143 W FR 2014000143W WO 2014207325 A1 WO2014207325 A1 WO 2014207325A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- membrane
- envelope
- manufacturing
- pressure
- process according
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
- B29D35/14—Multilayered parts
- B29D35/146—Uppers
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/06—Impact-absorbing shells, e.g. of crash helmets
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0205—Uppers; Boot legs characterised by the material
- A43B23/0215—Plastics or artificial leather
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0205—Uppers; Boot legs characterised by the material
- A43B23/0235—Different layers of different material
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0245—Uppers; Boot legs characterised by the constructive form
- A43B23/0255—Uppers; Boot legs characterised by the constructive form assembled by gluing or thermo bonding
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/04—Uppers made of one piece; Uppers with inserted gussets
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/04—Uppers made of one piece; Uppers with inserted gussets
- A43B23/042—Uppers made of one piece
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
- B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
- B65D1/40—Details of walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2675/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, for preformed parts, e.g. for inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/4807—Headwear
- B29L2031/4814—Hats
- B29L2031/4821—Helmets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/50—Footwear, e.g. shoes or parts thereof
Definitions
- the invention relates to a method of manufacturing a hollow object, such as an article of footwear, a helmet, a bag, a sports accessory, or the like, the object comprising synthetic materials.
- the invention also relates to a product containing the object obtained by the process.
- the upper generally comprises a number of parts, such as a side section, a medial area, a vamp, a tongue, a heel, a rear buttress, a front protection cap, a tightening device including passers-by and a lace, a lining. internal, or even other parts. In addition, some of these may include several parts.
- the main problem in a traditional shoe is to assemble and put in a three-dimensional shape pieces cut and assembled flat.
- the rod is associated, in known manner, with a mounting flange, to delimit a footwear element. According to a first method, the rod is glued to the mounting flange by a layer of glue.
- the mounting flange also called the first mounting
- the gluing is done by pulling the rod to press it on the first of assembly, knowing that a form is inserted in the stem. This is called traditional form fitting. This technique allows to exert sufficient pressure during the heating of the glue, to obtain the footwear element.
- a second method also known, is to achieve the footwear element by joining the rod to the first mounting by means of a seam. This is called Strobel editing.
- the first assembly is here a flexible sole, which can be sewn, called Strobel sole. For each of the first and second methods, the first assembly is part of the assembly.
- the latter further comprises external parts, such as one or more damping layers, as well as a wear layer, provided for contacting the ground, which are generally fixed by gluing on the first mounting and on the rod mounted on form .
- the sole comprises one or more inner layers, disposed in the footwear element, to perform protective functions in terms of hygiene, damping, arch support, or other. In the end, the combination of the footwear element with the other components of the sole formation form the shoe.
- a traditional shoe has certain disadvantages.
- the shoe uses a large number of pieces, generally between forty and sixty. Because the number of pieces constituting the shoe is high, the number of manufacturing operations and the time required to conduct them are high. It usually takes forty minutes to an hour and thirty minutes to make a shoe. It can be said that shoes made by conventional techniques are complicated by both the number of their components and the number of manufacturing operations.
- Another disadvantage results from the structural discontinuity of the shoe, especially at the stem. For example, a small-sized piece superimposed on another larger can sometimes greatly change the bending ability of the rod where the small piece is located. This can sometimes annoy a user and make it more difficult to shape, that is to say in three dimensions, the rod.
- an evolution has been to provide an improved footwear item.
- the latter according to the evolution in question, comprises a first envelope, the first envelope extending in length from a rear end to a front end, in width between a lateral edge and a medial edge, and in height from a bottom to an upper end, the first envelope comprising son mechanically connected to each other, at least a portion of the son comprising at least one hot melt filament.
- the yarns which comprise at least one hot-melt filament are distributed over the entire first envelope, and the shape of the first envelope is fixed by melting the yarns which comprise at least one hot-melt filament.
- the first envelope can be shaped to have a geometry very similar to that of a foot, and that it therefore marries the foot very homogeneously.
- An advantage that arises is increased comfort of the footwear according to the evolution, compared to a traditional shoe.
- the first envelope has structural continuity, in the sense that its inner surface and / or outer surface are essentially regular. Physical properties of the first envelope may vary according to areas of the latter, for example bending. As a result, the user is less embarrassed.
- the synthesis of the above shows that the first envelope maintains the foot and provides a satisfactory comfort.
- the first envelope is able to marry the deformations of the foot. This makes the footwear comfortable in any situation, whether static or dynamic.
- a further consequence of the evolution is the reduced number of pieces to manufacture the footwear. Even if it can be provided with some additional pieces.
- the first one Envelope alone is a minimalist set compared to a traditional footwear item.
- the first envelope of evolution is a single piece that replaces, alone, at least side and medial quarters, a vamp, a tab, a rear buttress, a first assembly, or even other parts.
- the evolution considerably reduces the number of manufacturing operations and the time required to carry them out. It usually takes less than thirty minutes to make a footwear according to evolution. It advantageously results that the footwear is much simpler, in every sense of the term, a traditional shoe.
- the structural simplicity of the evolution does not reduce the number of technical functions fulfilled by the article of footwear, compared to a traditional shoe. We can even say that, paradoxically, the simplicity of structure is a source of technical improvements, in quality and quantity.
- the first envelope sometimes has manufacturing defects.
- An example of a defect is an irregularity of the fusion of the wires, which results in one or more localized alterations of the physical or mechanical properties of the envelope. In this case it has locally different properties from those sought. It may be, without limitation, elasticity, porosity, wear resistance, or other.
- Another example of a defect is a localized alteration of the shape or appearance. This is particularly the case if the envelope is locally folded. This is an essentially aesthetic defect, but is inconvenient in the sense that it opposes the sale of the product.
- the general object of the invention is to improve the manufacture of a hollow object, that is to say to produce it with a better quality, while retaining characteristics of structural continuity, simplicity, speed of implementation, and keeping the number of technical functions fulfilled by the object, in comparison with the equivalent according to the prior art.
- the quality wants to be better in the sense that the manufacturing defects must be very largely absent, even totally.
- the method according to the invention can be implemented for various objects, such as footwear, helmets, bags, or other.
- the invention provides a method of manufacturing a hollow object, from a material which comprises son mechanically bonded to each other to form a first envelope.
- the method according to the invention is characterized in that it comprises a reference step which consists in forming the first envelope on a support, in that it comprises a first step, subsequent to the reference step, which is to cover the first envelope of a sealed membrane and to obtain a pressure difference on either side of the membrane, the pressure on the side of a contact face of the membrane with the first envelope being less than the pressure on the side of a free face of the membrane, and in that it comprises a second step, simultaneous with and / or subsequent to the first posterior step, which consists in cause a change of state and / or a bonding of part or all of the son constituting the first envelope.
- the manufacturing method according to the invention allows the application of a uniform pressure on the first envelope.
- the method consists of urging the entire first envelope to press on the support.
- the method prevents a subdivision of the envelope remains away from the support, locally having a curvature different from the subdivision of the support opposite which it is.
- the formation of blisters, folds or other asperities is avoided.
- the first envelope has a regular surface, in the sense that it faithfully reproduces the shape of the support. It also follows that the change of state and / or the bonding of part or all of the son is much more regular or irreproachable.
- FIG. 1 is a front perspective view of the first envelope of an article of footwear, top side, according to a first embodiment of the invention
- FIG. 2 is a schematic view relating to the constitution of the first envelope of FIG. 1,
- FIG. 3 is another schematic view relating to the constitution of the first envelope of FIG. 1,
- FIG. 4 is another schematic view relating to the constitution of the first envelope of FIG. 1,
- FIG. 5 is a perspective view which shows the approach of the first envelope, according to FIG. 1, towards a shape which serves as a support,
- FIG. 6 is a perspective view showing the first envelope, according to FIG. 1, in place on the support,
- FIG. 7 is a perspective view showing the approach of a membrane towards the assembly which comprises the support and the first envelope, according to FIG. 6,
- FIG. 8 is a schematic side view, which shows the first envelope and the membrane both in place on the support
- FIG. 9 is a schematic side view showing an assembly, comprising the support, the first envelope and the membrane, inside an enclosure,
- FIG. 10 is a front perspective view, above, of an article of footwear which comprises the first envelope mentioned in FIGS. 1 to 9,
- FIG. 11 is a perspective view of a sleeve, intended to form a first envelope and a second envelope of an article of footwear, according to a second embodiment of the invention,
- FIG. 12 is a view similar to FIG. 5, according to a third embodiment of the invention.
- FIG. 13 is a view similar to FIG. 9, for a fourth embodiment of the invention.
- Figure 14 is a view similar to Figure 9, for a fifth embodiment of the invention.
- the first embodiment that will be described after concerns for example a method of manufacturing a footwear, which may be intended for walking or running on horizontal terrain or in the mountains.
- the first embodiment is not limiting, and it will be seen after the manufacturing method can be implemented for other hollow objects.
- the hollow object in question is made from a material which comprises wires mechanically bonded to each other to form a first shell 1.
- the hollow object is a footwear, for which the first casing 1 extends in length, in a longitudinal direction L, from a rear end 4 to a front end 5, in width, in a transverse direction W, between a lateral edge 6 and a medial edge 7, and in height from a bottom 8 to an upper end 9. This allows the first envelope to surround and maintain the foot of the user.
- the obtaining of the envelope 1 is made by making a sleeve, that is to say in fact a flexible tube made with the son connected to each other mechanically.
- the combination of the threads used to make the sleeve 1, and therefore the envelope, is presented with the aid of FIGS. 2 and 3.
- the threads are associated with each other by any appropriate textile technique, like knitting, weaving, braiding, or whatever.
- knitting it is possible to use a circular loom single needle or double needle, a cylinder loom, or a straight loom.
- Two knitting zones can be joined to each other by Intarsia technique or by embroidery.
- Various decorative patterns can be obtained directly during knitting, by the Intarsia method, embroidery, Jacquard technique, or other.
- Figure 2 symbolizes a traditional weave with first yarns 14 oriented in a first direction, second yarns 15 oriented in a second direction, the first 14 and second son 15 crossing to form a flexible mesh.
- Figure 3 symbolizes a knitting here with three son 16, 17, 18 arranged in loops that interpenetrate. But, of course, many other arrangements are possible.
- the yarn may be a monofilament, obtained for example by extrusion of a hot melt synthetic material, such as a polyamide, a polyurethane, a polyethylene, or any equivalent material or the like.
- a hot melt synthetic material such as a polyamide, a polyurethane, a polyethylene, or any equivalent material or the like.
- the production of a filament is continuous, so comparable to the silk filament produced by a spider.
- the filament may be single-component, or mono-material, in the sense that its cross-section is regular.
- the filament can also be multi-component, for example two-component.
- a cross-section of a filament shows a heart made of a first material, and a peripheral envelope which surrounds the core, envelope made of a second material.
- Each material may be hot melt, or only one may be, or in some cases no material is hot melt. If both materials are hot melt, their melting temperatures are different.
- the wire can be multi-filament. It is in this case obtained by association of several filaments. Such an association is represented by the diagram of FIG. 4.
- all the filaments 19 are of the same nature, in the sense that each of them has the same melting point. But we can provide combinations of filaments of different kinds, some of which may be fusible and others not, or with different melting points.
- the filaments are associated with each other by any known technique.
- the yarn can be made in the form of a net of fibers.
- a fiber is a filament of limited length.
- the fibers are associated by close contact to form the net, by any known technique and in particular by torsion.
- the maintenance of the fibers to each other is traditionally made by friction, especially with natural fibers such as cotton.
- the maintenance of the fibers to each other is done either by friction, or by combination of friction and adhesion, or still completely by adhesion.
- the method of manufacturing the hollow object namely here the footwear, is characterized in that it comprises a reference step which consists of shaping the first envelope 1 on a support 21, by the fact that it comprises a first step, subsequent to the reference step, which consists in covering the first envelope 1 with a sealed membrane 22 and obtaining a pressure difference across the membrane, the pressure on the side of a contact face 23 of the membrane 22 with the first envelope 1 being less than the pressure on the side of a free face 24 of the membrane, and in that it comprises a second step, simultaneous and or after the first posterior step, which consists in causing a change of state and / or a bonding of part or all of the wires 14, 15, 16, 17, 18 constituting the first casing 1.
- the support 21 reproduces the volume of a foot, or the volume of a foot in combination with the volume of a part of the lower leg. In the concerned, that of the manufacture of footwear, the support 21 is traditionally called form.
- the first envelope 1 is approximated and then put in place on the shape or support 21, as is understood together with the aid of FIGS. 5 and 6. The positioning can be done by hand or using any moving device.
- the sealed membrane 22 is in turn approached the support 21, to cover both the latter and the envelope 1 previously implemented.
- the membrane 22 has the general shape of the object, namely here the general shape of the support 21 or footwear.
- the membrane 22 is thus a hollow body which, by analogy, extends in length from a rear end 34 to a front end 35, in length between a lateral edge 36 and a medial edge 37, and in height from a bottom 38 to an upper end 39.
- the membrane 22 has a contact face 41 provided to cover the casing 1.
- the contact face 41 is an inner surface of the hollow body that constitutes the membrane.
- By corollary thereof 22 has a free face 42 which is an outer surface 42 of the hollow body.
- the thickness of the membrane 22 is the distance separating these two surfaces 41, 42.
- the membrane is made of any suitable material.
- the membrane comprises silicone, whether or not reinforced, polyurethane, rubber, or the like.
- the thickness of the membrane is between 0.1 and 5 mm, knowing that values between 0.8 and 3 mm have given good results. More specifically, but not limited to, a membrane made of silicone, armed or not, and whose thickness is between 0.8 and 3mm, gives good results. It is specified that, by armed, it is to be understood that an additional material, such as a powder which serves as a filler, is mixed with the silicone. More broadly, any material used to make the membrane 22 may be armed.
- the waterproof membrane 22 comprises a resiliently deformable elastic material reversibly.
- the membrane 22 can therefore be placed easily on the support 21 and, it will be seen later, easily be requested to press the first casing 1 on the support.
- FIG. 8 An assembly which comprises the support 21, the envelope 1 and the membrane 22 is schematized in section in FIG. 8. It can be seen that the first envelope 1 covers the support 21, and that the membrane 22 covers the first envelope. In order to apply the latter on the support 21, a connector 43 connects the membrane to a device designed to evacuate, the device is not shown because well known to those skilled in the art. In a nonlimiting manner, the connector 43 is connected to the impervious membrane 22, at the upper end 39. It is observed that the upper end 9 of the casing 1 is set back with respect to the upper end 39 of the membrane.
- the pressure difference on either side of the membrane 22 is obtained by reducing the pressure on the side of the contact face 23 of the membrane. This involves removing the air present in the membrane, via the connector 43, which allows the atmospheric pressure to press the membrane 22 and the casing 1 on the form or support 21. This way of operating is simple because the majority of the workshops have machines to empty them.
- the pressure difference on either side of the membrane is obtained by increasing the pressure on the side of the free face 24 of FIG. the membrane 22.
- an assembly comprising the support 21, the envelope 1 and the membrane 22 is placed in an enclosure 44.
- a connector 45 connects the enclosure to a device provided for varying the pressure, which can be increased or reduced .
- This device is neither described nor shown, as well known to those skilled in the art.
- the pressure in the chamber can be increased from 1 to 10 bars, knowing that values between 2 and 6 bars have given good results.
- the pressure urges the membrane and the envelope against the shape 21. This way of operating is also simple.
- the second step of the process can also be performed in different ways, as will be seen below.
- the constituent material of the envelope 1 contributes directly to obtaining the final shape of the footwear. In other words, this material allows the preservation of the appearance given by the support 21.
- the change of state, a part or all of the son constituting the first envelope 1, is effected by energy input. It is in fact to obtain a more or less marked merger of part or all of the envelope, to give it the geometry and specific properties sought.
- the latter may for example be abrasion resistance, rigidity, or other.
- the temperature rise is performed by radiation. This is a propagation of energy in the form of waves or particles, such as infrared radiation, or other. This means of raising the temperature is simple to implement.
- the temperature rise is done by convection. This phenomenon can be realized by organizing a circulation of hot fluid in contact with the assembly comprising the support 21, the casing 1 and the membrane 22.
- the means for raising the temperature is simple.
- the temperature rise is carried out by conduction. Without limitation, one can provide one or more soft buffers, heated, provided to press the support 21 through the envelope and the membrane. This is a means that acts rather by contact.
- the manufacturing method comprises a step consisting in incorporating a reinforcement 46 to the object, in this case to a shoe or article of footwear 47, which has the general appearance of the first envelope 1.
- the reinforcement 46 reinforces the shoe 47 in the zones where it is facing the first envelope 1. For example, it increases the mechanical strength, or resistance to friction.
- the reinforcement 46 extends, in relation to the first casing 1, in length from the rear end 4 to the front end 5, in width between the lateral edge 6 and the medial edge 7, as well as height from the bottom 8 to the upper end 9. Because it is associated with a clamping device 48, not detailed as known to those skilled in the art, the reinforcement 46 contributes to an effective maintenance of the foot in the article footwear or shoe 47.
- the article of footwear 47 comprises an outer sole 49.
- the latter may be one-piece or multi-piece.
- the footwear 47 includes an internal sole, to improve the comfort and hygiene of the foot.
- the first envelope 1 has three areas 51, 52, 53 with different mechanical properties. These zones differ from each other for example due to percentage changes of the hot melt fibers. But another number of zones can be planned.
- the article of footwear 47 comprises the first envelope 1 and a second envelope 55. These are intended to come face to face for the production of The article of footwear 47. In a nonlimiting manner, they are made with the same sleeve which, once folded, allows recovery, that is to say the coming of one facing the other.
- the second envelope 55 also has, without limitation, three zones 61, 62, 63 with different mechanical or physical properties.
- the support 21 defines at least one passage 65 for the circulation of a fluid.
- the support 21 is hollow, sometimes in the manner of a sponge or pumice, which allows a more homogeneous suction of the air trapped in the membrane.
- the application of the envelope 1 on the support 21 is only better.
- the hollow object is a protective article, such as a helmet 67.
- the hollow object is a bag 77, for example intended to be worn on the back.
- the reinforcement is located outside the footwear, covering indeed all envelopes, directly or indirectly.
- zones of the envelopes may be a different number of three for the zones of the envelopes with different mechanical or physical properties. For example one, two, four, five, or more.
- filaments or son of glue in the structure of the sleeve, and therefore in each envelope 1, 55.
- the glue acts by melting, for example to secure the envelopes together, to secure the reinforcement 46 to an envelope, possibly to secure a liner internal to the first envelope, or a protective layer external to the second envelope or the first envelope.
- at least one envelope comprises filaments or son of hot melt glue.
- Each marking may result, for example, from an embossed or recessed imprint on the support 21.
- the management of the pressure exerted on the membrane can result from two combined techniques, one resulting from the first embodiment, and the other presented according to the third form.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Epidemiology (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Ceramic Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Textile Engineering (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201480036374.7A CN105377530B (zh) | 2013-06-25 | 2014-06-25 | 空心物品的制造方法 |
KR1020157036283A KR20160023705A (ko) | 2013-06-25 | 2014-06-25 | 중공체 제조방법 |
US14/392,184 US10112357B2 (en) | 2013-06-25 | 2014-06-25 | Method for making a hollow object |
JP2016522688A JP2016523161A (ja) | 2013-06-25 | 2014-06-25 | 中空物体の製造方法 |
CA2915422A CA2915422A1 (fr) | 2013-06-25 | 2014-06-25 | Procede de fabrication d'un objet creux |
EP14745178.5A EP3013558A1 (fr) | 2013-06-25 | 2014-06-25 | Procédé de fabrication d'un objet creux |
RU2016101993A RU2016101993A (ru) | 2013-06-25 | 2014-06-25 | Способ изготовления полого предмета |
Applications Claiming Priority (2)
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FR1301485A FR3007317B1 (fr) | 2013-06-25 | 2013-06-25 | Procede de fabrication d'un objet creux |
FR1301485 | 2013-06-25 |
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WO2014207325A1 true WO2014207325A1 (fr) | 2014-12-31 |
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PCT/FR2014/000143 WO2014207325A1 (fr) | 2013-06-25 | 2014-06-25 | Procédé de fabrication d'un objet creux |
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US (1) | US10112357B2 (fr) |
EP (1) | EP3013558A1 (fr) |
JP (1) | JP2016523161A (fr) |
KR (1) | KR20160023705A (fr) |
CN (1) | CN105377530B (fr) |
CA (1) | CA2915422A1 (fr) |
FR (1) | FR3007317B1 (fr) |
RU (1) | RU2016101993A (fr) |
WO (1) | WO2014207325A1 (fr) |
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- 2014-06-25 WO PCT/FR2014/000143 patent/WO2014207325A1/fr active Application Filing
- 2014-06-25 JP JP2016522688A patent/JP2016523161A/ja active Pending
- 2014-06-25 CN CN201480036374.7A patent/CN105377530B/zh not_active Expired - Fee Related
- 2014-06-25 EP EP14745178.5A patent/EP3013558A1/fr not_active Withdrawn
- 2014-06-25 CA CA2915422A patent/CA2915422A1/fr not_active Abandoned
- 2014-06-25 US US14/392,184 patent/US10112357B2/en not_active Expired - Fee Related
- 2014-06-25 KR KR1020157036283A patent/KR20160023705A/ko not_active Application Discontinuation
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107820397A (zh) * | 2015-05-26 | 2018-03-20 | 耐克创新有限合伙公司 | 具有多种材料的编织鞋面 |
US10779616B2 (en) | 2016-05-16 | 2020-09-22 | Adidas Ag | Three-dimensional thermo-molding of footwear |
US11324282B2 (en) | 2016-05-16 | 2022-05-10 | Adidas Ag | Three-dimensionally thermo-molded footwear |
US11326290B2 (en) | 2017-03-07 | 2022-05-10 | Adidas Ag | Article of footwear with upper having stitched polymer thread pattern and methods of making the same |
US11753758B2 (en) | 2017-03-07 | 2023-09-12 | Adidas Ag | Article of footwear with upper having stitched polymer thread pattern and methods of making the same |
US10960630B2 (en) | 2017-05-05 | 2021-03-30 | Adidas Ag | Patterned three-dimensionally molded footwear and methods of making the same |
CN114340438A (zh) * | 2019-07-17 | 2022-04-12 | 戴卡特隆有限公司 | 用于制造鞋类物品的方法 |
Also Published As
Publication number | Publication date |
---|---|
CA2915422A1 (fr) | 2014-12-31 |
RU2016101993A (ru) | 2017-07-28 |
US10112357B2 (en) | 2018-10-30 |
FR3007317B1 (fr) | 2015-10-23 |
US20160185062A1 (en) | 2016-06-30 |
KR20160023705A (ko) | 2016-03-03 |
EP3013558A1 (fr) | 2016-05-04 |
CN105377530A (zh) | 2016-03-02 |
CN105377530B (zh) | 2018-06-19 |
FR3007317A1 (fr) | 2014-12-26 |
JP2016523161A (ja) | 2016-08-08 |
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