EP3780988A1 - Procédé de fabrication d'une partie pied - Google Patents

Procédé de fabrication d'une partie pied

Info

Publication number
EP3780988A1
EP3780988A1 EP19720494.4A EP19720494A EP3780988A1 EP 3780988 A1 EP3780988 A1 EP 3780988A1 EP 19720494 A EP19720494 A EP 19720494A EP 3780988 A1 EP3780988 A1 EP 3780988A1
Authority
EP
European Patent Office
Prior art keywords
molding
shoe
foot part
production method
foot
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.)
Withdrawn
Application number
EP19720494.4A
Other languages
German (de)
English (en)
Inventor
Matthias Knoll
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.)
Powerslide GmbH
Original Assignee
Powerslide GmbH
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
Application filed by Powerslide GmbH filed Critical Powerslide GmbH
Publication of EP3780988A1 publication Critical patent/EP3780988A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A43B5/00—Footwear for sporting purposes
    • A43B5/16—Skating boots
    • A43B5/1616—Inner boots
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B19/00—Shoe-shaped inserts; Inserts covering the instep
    • 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
    • A43B23/028—Resilient uppers, e.g. shock absorbing
    • A43B23/029—Pneumatic upper, e.g. gas filled
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B5/00—Footwear for sporting purposes
    • A43B5/14—Shoes for cyclists
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B5/00—Footwear for sporting purposes
    • A43B5/16—Skating boots
    • A43B5/1666—Skating boots characterised by the upper
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B5/00—Footwear for sporting purposes
    • A43B5/16—Skating boots
    • A43B5/1666—Skating boots characterised by the upper
    • A43B5/1675—Skating boots characterised by the upper with ventilation means in the upper
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/06—Footwear with health or hygienic arrangements ventilated
    • A43B7/08—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures
    • A43B7/084—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes
    • A43B7/085—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes in the upper
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
    • A43B7/1405—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form
    • A43B7/1455—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form with special properties
    • A43B7/146—Footwear with health or hygienic arrangements with foot-supporting parts with pads or holes on one or more locations, or having an anatomical or curved form with special properties provided with acupressure points or means for foot massage
    • 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
    • B29D35/0054—Producing footwear by compression moulding, vulcanising or the like; Apparatus therefor

Definitions

  • the present invention relates to a manufacturing method for producing a foot part for a sports shoe and a foot part for a sports shoe.
  • the object is achieved by
  • a manufacturing method for manufacturing a foot part for a sports shoe comprising the steps of producing one or more flexible mold parts for the shoe upper and shoe bottom; and joining the edges of the one or more
  • the molded part comprises, for example, a foam-like material.
  • the molded part can be produced from a single-layered or multi-layered layer material or by an injection molding process.
  • the heel region of the molded part can be pulled up laterally, so that it is adapted to the shape of a hard shell and
  • Cutouts can be omitted. The process simplifies and accelerates the manufacture of the sports shoe and improves the quality of the sports shoe.
  • the edges of the molding are connected by sewing, welding or gluing. This will For example, the technical advantage achieved that the molding can be closed in an efficient manner in the corresponding areas.
  • the molding comprises a layer of polyurethane foam.
  • the molding may comprise one or more layers.
  • the molded part is produced by punching out of a material web or by casting in a mold.
  • the molding may be cast from polyurethane, ethylene-vinyl acetate copolymer (EVA), latex or other molding material in any form.
  • EVA ethylene-vinyl acetate copolymer
  • the casting is realized for example by an injection molding process.
  • additional shoe materials such as an inner part of EVA foam or a
  • Air cushion system doused with the casting material or poured into this. This allows other shoe materials with the
  • Casting material can be combined and volume and weight saved. When pouring or pouring these shoemaking materials are enclosed by the casting material. For this purpose, the shoe materials are placed in the mold before the casting material is poured.
  • the strength of the molded article can be increased by pouring a textile layer as a shoe material.
  • the shoe materials can also be laminated or glued on the inside or outside. Will be a hard-wearing
  • Shoe material attached to the outside of the molding can also be used as a street shoe.
  • the outside shoe material may be a stretchable material, such as microfiber, lycra, polyurethane, a thermoplastic polyurethane (TPU) film, kevlar, or woven materials.
  • the inside of the shoe material may be a stretchable material, such as polyester or microfiber textile materials.
  • the molding of the casting material such as polyurethane foam, homogeneous with
  • the molded part can be cast inhomogeneously, so that different regions of the molded part have a different degree of hardness.
  • the sole region of the molded part has a higher degree of hardness than the area around the ankle or around the heel (dual density).
  • the sole area and the heel area can be made in one piece.
  • an air pump system with an inflatable volume is poured into the molded part.
  • the air pumping system thus comprises the inflatable volume, which is formed for example by a bag or balloon.
  • the inflatable volume is enclosed by the casting material. This is for example also achieves the technical advantage that the weight of the shoe is reduced and a thickness and hardness of the molding can be adjusted depending on the pressure in the volume.
  • the technical advantage is achieved that the molding can be made quickly and efficiently in any shape.
  • the molding is made by casting the
  • Casting material produced in a hard shell of the shoe As a result, the technical advantage is achieved, for example, that the hard shell forms a firm connection with the molding.
  • the molded part comprises the hard shell after curing.
  • the hard shell serves to support the foot and / or to establish a mechanical connection with the rail.
  • the layer material comprises a layer of polyurethane foam.
  • the foot part is an inner shoe.
  • Foot part can be attached.
  • the foot part is glued to a hard shell.
  • a depression in the region of the ankle is produced in the molded part.
  • Heel area of the foot can be prevented.
  • ventilation slits or ventilation openings are produced in the molded part.
  • Ventilation holes formed in the area of the sole As a result, for example, the technical advantage is achieved that a formation of sweat can be reduced.
  • recess channels or holes are formed in the heel area of the molded part in the area in front of the ankle
  • the molding can be easily adapted to the shoe last.
  • the recesses also bring the technical advantage of a weight saving and provide more freedom of movement.
  • the center of the molding is attached to a Heel section of a shoe last created.
  • Interior of the sports shoe can be manufactured with high precision.
  • the side sections of the molded part are bent around the heel section in the direction of the toe of the shoe last.
  • the object is achieved by a foot part for a sports shoe, with a flexible molded part, the edges of which are connected along the shoe bottom and around the toe.
  • the molding may be a molded molding formed as previously illustrated.
  • the molded part has on one side a
  • Overlap portion for forming a tab on the other side of the molding is
  • the object is achieved by a
  • Fig. 1 is a schematic view of an in-line skate; 2 is a plan view of a molded part.
  • Fig. 3 is a schematic view of a shoe last
  • Fig. 4 is a schematic view of a shoe last with
  • FIG. 5 shows a further schematic view of the shoe last with forwardly bent side sections of the molded part
  • FIG. 6 shows a further schematic view of the molded part with the heel area stitched together
  • Fig. 7 is a schematic view of the foot part of the
  • FIG. 8 shows a schematic view of another foot part from the molded part
  • Fig. 9 is another schematic view of the foot part of the
  • FIG. 10 is a block diagram of a manufacturing method.
  • FIG. 1 shows a schematic view of an in-line skate 300 as a form of a sports shoe 300.
  • the in-line skate 300 comprises a foot part 100 with a hard shell 111, which together form the
  • Sports shoe 300 form.
  • the hard shell 111 forms the lower part of the sports shoe 300.
  • the sports shoe 300 is connected via the hard shell 111 with a rail 400 with rollers 401.
  • the foot part 100 comprises a shoe upper 105 and a shoe bottom In-line skates 300 are skates in which the rollers 401 are arranged in an in-line.
  • the rail 400 may be made of aluminum and has in parts a reverse U-shaped profile. Transverse bores in the rail 400 are used to mount the ball-bearing rollers 401 by means of screwed axles.
  • the sports shoe 300 may also be a bicycle shoe. in the
  • the athletic shoe 300 may be any athletic shoe in which the foot 100 may be used.
  • the molded part 101 is manufactured from a foam-like layer material 103 and has a specially adapted shape for producing a shoe upper 105 and a shoe bottom 107 of the foot part 100 on.
  • the molded part 101 may be formed in one piece.
  • the molding 101 is constructed substantially mirror-symmetrical to the center 109 and comprises two U-shaped or tongue-shaped side portions 115 with a round tip 123, from which the
  • Shoe bottom is formed together with the surrounding foot 100.
  • the molded part 101 comprises two center sections 119 which surround a rear and lateral heel or calf area of the foot.
  • the side portions 115 protrude laterally from the center portions 119.
  • the molding 101 may have on one side an overlapping portion 131 for forming a tab on the other side of the molding 101.
  • the overlapping portion 131 may be formed on one side of the molding 101.
  • the overlapping portion 131 has the Form part 101 on the one hand a greater width in the region of the center portion 119 than on the other side.
  • Overlapping portion 131 on one side overlaps the
  • the molded part 101 is produced in one piece from a layer material 103 which has at least one layer of foam-like
  • the molding 101 may also comprise two or more parts which are glued, sewn or welded at a seam.
  • the layer material 103 comprises, for example, a layer of cushioning polyurethane foam or another cushioning foam, for example in a thickness of 5 mm.
  • the material for the foam can be used in different degrees of hardness.
  • the molding 101 or the laminate 103 may also comprise a layer of ethylene vinyl acetate (EVA).
  • EVA layer can be produced by an EVA fuel injection process.
  • Molding 101 or sheet material 103 may also comprise a gel padding material.
  • Molded part 101 has, for example, a thickness of 5 mm.
  • the layer material 103 may comprise further layers, such as a firmer outer layer (liner) for the upper shoe.
  • the upper for the upper shoe can be welded on, glued or poured.
  • the firmer outer layer can be made of plastic and to support the foot or serve against wear of the foot part 100. This outer layer may be glued or sewn to the other layers of the molded part 101.
  • the layer material 103 of the molding 101 may be multilayered with different
  • the molding 101 may additionally recesses 129 or
  • Elevations are introduced to ensure a comfortable fit
  • Sport shoe 300 to increase or a certain function of the
  • Sport shoe 300 support For example, in the heel or ankle region 117 recesses 129 may be provided in the molding 101 to prevent pressure points on the foot.
  • the molded part 101 may, for example, have a protrusion to support the arch of the foot or a weighting or cushioning function.
  • a separate insole may also be provided. Also in the area of the front sole or in the side area of the foot part 100 can in the
  • Form part 101 surveys may be provided so that a better adaptation to edges of a hard shell 111 can be made. Other surveys in the molding 101 may be provided for massage or comfort purposes.
  • the depressions can be impressed or pressed into the molded part 101 by means of appropriate tools.
  • the protrusions can be created by adding material on the inside or the outside of the molding 101, for example, by foaming, sewing or gluing corresponding parts.
  • the molded part 101 is either punched out in the desired shape from a layer material 103 or cast in the desired shape, for example in an injection molding process.
  • Form part 101 can adapt to the anatomical conditions of the foot after the spatial shaping.
  • the molded part 101 also has, for example, rounded edges 113 or a rounded outer contour, so that injuries or irritations of the foot can be prevented, such as in the region of the manhole.
  • the molded part 101 can have recesses 121 for increasing the flexibility at certain points.
  • recesses 121 may be provided in the region of the heel, which result in that the molded part 101 can be bent in a simpler manner or adapts to a shoe last.
  • recess channels 125 or holes 127 may be formed to increase the flexibility of the molding.
  • the recesses can be in a direction or in the course
  • Cross section be V-shaped or U-shaped.
  • Such recesses 121 for increasing flexibility can be placed anywhere
  • the ventilation openings or ventilation channels allow air flow inside the foot part 100 and increase the wearing comfort of the foot part 100.
  • the hard shell 111 is made of solid plastic and may be glued or sewn to the foot part 100.
  • the manufacture of the foot part 100 can be carried out by the use of a shoe last. In general, however, it is also conceivable, the foot part 100 with the molding 101 without
  • Manufacture shoe lasts.
  • the molding 101 may be flat and placed in an injection mold and thus joined to the shell and shaped. It is then glued or welded.
  • Fig. 3 shows a shoe last 200.
  • the shoe last 200 is used to make the foot part 100 and provides a spatial
  • the shoe last 200 may be one, two or more parts.
  • the shoe last 200 is the forming tool that determines the inner dimensions and shape of the foot 100. Foot length, foot width and ball circumference of the shoe last 200 are in a certain relationship to each other.
  • the shoe last 200 includes, among other things, a heel portion 201 and a tip 203. Of the
  • Shoe racks 200 can be made of different materials
  • FIG. 4 shows a schematic view of a shoe last 200 with a molded part 101 applied.
  • first of all the shaped part 101 is placed in the middle 109 on the heel part 201 of the shoe last 200.
  • the further shaping of the foot part 100 is performed by applying the molding 101 to the shoe last 200.
  • FIG. 5 shows a further schematic view of the shoe last 200 with side portions 115 of the molded part bent forwards 101.
  • FIG. 6 shows a further schematic view of the molded part 101 with the heel area 117 sewn together
  • FIG. 7 shows a schematic view of the foot part 100 from the molded part 101.
  • the edges 113 of the molded part 101 are connected along the shoe bottom 107 around the shoe tip 123.
  • the two sides of the molding 101 form a manhole in the middle of the foot part 100.
  • the molded part 101 for the production of the foot part 100 may include an anatomical footbed with an arch in the corresponding area.
  • the shoe last 200 is still in the foot 100 and is then removed.
  • Fig. 8 shows another schematic view of another foot part
  • the molding 101 100 of the molded part 101.
  • the one side of the molding 101 is formed with the overlapping portion 131.
  • the molding 101 may be the same
  • FIG. 9 shows a further schematic view of the foot part 100 from the molded part 101. In this view, one recognizes how the edges 113 of the molded part 101 along the shoe bottom 107
  • shoe last 200 can be removed and the foot part 100 thus manufactured glued directly to the hard shell 111 or the shaft of the foot part 100 or by means of a
  • a tongue of the foot part 100 can be manufactured in the same way. This is sewn into the foot part 100 and riveted.
  • the tongue of the foot part 100 may also be sewn, welded or glued or connected by Velcro or push button.
  • lace holes can be introduced into the foot part 100.
  • shoes 100 for in-line skates can be easily and with little technical effort
  • FIG. 10 shows a block diagram of a manufacturing method for an in-line skate.
  • a first step S101 the one-piece, flexible molding 101 for the shoe upper 105 and shoe bottom 107 of the foot part 100 is produced.
  • a second step S102 the edges 113 of the molding 101 along the first step S101.
  • the foot part 100 is produced for the sports shoe 300, which can be provided with other components, such as a hard shell, to form the sports shoe 300.
  • Foot part 100 may generally be used in each athletic shoe 300 for which it is suitable, such as cycling shoes.
  • Characteristics may be a method step of a method.
  • the scope of the present invention is defined by the

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

L'invention concerne un procédé de fabrication d'une partie pied (100) pour une chaussure de sport (300), ce procédé comprenant les étapes suivantes : production (S101) d'une pièce façonnée (101) flexible pour la tige (105) et le dessous (107) de la partie pied (100) ; et jonction (S104) des bords (113) de la pièce façonnée (101) le long du dessous (107) et autour de la pointe (123).
EP19720494.4A 2018-04-18 2019-04-17 Procédé de fabrication d'une partie pied Withdrawn EP3780988A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018109189.3A DE102018109189A1 (de) 2018-04-18 2018-04-18 Herstellungsverfahren zum Herstellen eines Fußteils
PCT/EP2019/059961 WO2019202014A1 (fr) 2018-04-18 2019-04-17 Procédé de fabrication d'une partie pied

Publications (1)

Publication Number Publication Date
EP3780988A1 true EP3780988A1 (fr) 2021-02-24

Family

ID=66334423

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19720494.4A Withdrawn EP3780988A1 (fr) 2018-04-18 2019-04-17 Procédé de fabrication d'une partie pied

Country Status (4)

Country Link
US (1) US20210030104A1 (fr)
EP (1) EP3780988A1 (fr)
DE (1) DE102018109189A1 (fr)
WO (1) WO2019202014A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11201807742QA (en) * 2016-03-08 2018-10-30 Pedilay Care Gmbh Sock

Citations (2)

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Publication number Priority date Publication date Assignee Title
US20050116379A1 (en) * 2003-09-10 2005-06-02 Jas D. Easton, Inc. Article of footwear comprising a unitary support structure and method of manufacture
US9878229B2 (en) * 2013-03-11 2018-01-30 Bauer Hockey, Llc Skate with injected boot form

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Publication number Priority date Publication date Assignee Title
DE7141079U (de) * 1971-01-16 1972-01-20 Garbuio G Innenschuh, beispielsweise Skistiefel
DE2422393A1 (de) * 1974-05-09 1975-11-20 Dynamit Nobel Ag Elastischer innenschuh fuer orthopaedisches schuhwerk, skistiefel oder dergleichen sowie verfahren zu seiner herstellung
ATA175875A (de) * 1975-03-06 1977-05-15 Kastinger Hermann Mehrschichtiges futter fur sportschuhe u.dgl., insbesondere fur geschaumte innenschuhe von skischuhen
US3977098A (en) * 1976-02-25 1976-08-31 Garcia Corporation Ski boot liner having adjustable width sizing
IT1138107B (it) * 1981-07-24 1986-09-17 Nordica Spa Procedimento per realizzare una scarpetta interna particolarmente per scarponi da sci
JPH08506494A (ja) * 1992-11-04 1996-07-16 イントゥイション スポーツ インコーポレイテッド スポーツ用ブーツのライナー及びその製造方法
FR2744926B1 (fr) * 1996-02-16 1998-04-03 Salomon Sa Patin avec chaussure ventilee
DE10209099C1 (de) * 2002-03-01 2003-01-23 Adidas Int Bv Schuh
US7305776B2 (en) * 2004-07-30 2007-12-11 Weinbrenner Shoe Company, Inc. Integrated flexible metatarsal guard with extended toe cap
EP2087803B1 (fr) * 2005-02-15 2010-08-04 Bauer Hockey Corp. Procédé de fabrication d'une chaussure de patin
DE202015000618U1 (de) * 2015-01-28 2015-02-24 Powerslide Gmbh Hartschale für einen Schuh
CA3014387A1 (fr) * 2016-02-09 2017-08-17 Bauer Hockey Ltd. Patin ou autres chaussures

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
US20050116379A1 (en) * 2003-09-10 2005-06-02 Jas D. Easton, Inc. Article of footwear comprising a unitary support structure and method of manufacture
US9878229B2 (en) * 2013-03-11 2018-01-30 Bauer Hockey, Llc Skate with injected boot form

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019202014A1 *

Also Published As

Publication number Publication date
US20210030104A1 (en) 2021-02-04
DE102018109189A1 (de) 2019-10-24
WO2019202014A1 (fr) 2019-10-24

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