EP3300620A1 - Dispositif pour fixer des noeuds de lacage - Google Patents

Dispositif pour fixer des noeuds de lacage Download PDF

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Publication number
EP3300620A1
EP3300620A1 EP17193378.1A EP17193378A EP3300620A1 EP 3300620 A1 EP3300620 A1 EP 3300620A1 EP 17193378 A EP17193378 A EP 17193378A EP 3300620 A1 EP3300620 A1 EP 3300620A1
Authority
EP
European Patent Office
Prior art keywords
cushion
pad
shoe
shoelace
groove
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Withdrawn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
EP17193378.1A
Other languages
German (de)
English (en)
Inventor
Solveig Bujalla
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3300620A1 publication Critical patent/EP3300620A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43CFASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C7/00Holding-devices for laces
    • A43C7/005Holding-devices for laces the devices having means to hold the traditional knots or part of it tightened
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43CFASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C7/00Holding-devices for laces
    • AHUMAN NECESSITIES
    • A43FOOTWEAR
    • A43CFASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C7/00Holding-devices for laces
    • A43C7/08Clamps drawn tight by laces

Definitions

  • the invention relates to a device for securing a knotted shoelace with at least one groove or a contact surface for inserting a knot, wherein the device is fastened by the knot and the shoelace on a shoe and positionable between the knot and the shoe.
  • WO 2008/007855 A1 Another generic device for securing a knotted shoelace is known, which is fastened by a shoelace on a shoe.
  • This includes a receptacle with side holes through which the shoelace ends are guided upwards on the device.
  • Two jaws provided on the receptacle form a groove-shaped cable brake, in which the knot of the shoelace is jammed by corresponding toothing on the jaws.
  • the invention has the object of providing a device in such a way and to arrange that the shoelace is knotted as usual and at the same time the node is secured regardless of the thickness and the material properties of the lace before loosening, without mechanically stressing the shoelace more than usual ,
  • the device has at least one cushion made of a soft and elastic plastic, wherein the cushion has the groove or the contact surface for the laces and for the node.
  • the soft and elastic property of the plastic and on the other hand, the increased by the property of the plastic slip and static friction to own.
  • Such a cushion has soft and elastic properties such as rubber, which inhibits the relative movement of a shoe lace due to its highly adhesive surface. Unlike rope brakes, it does not matter how thick the shoelace is. The tighter the laces are tied or the more contact pressure is generated by the laces on the cushion, the higher the friction and the lower the relative movement between laces and cushions.
  • the cushion forms a friction surface for the lace and the knot.
  • the cushion is made of a soft and elastic plastic produced by polycondensation, which has a high restoring force, wherein due to a lacing of the knot can be generated pressure from the shoe lace on the cushion in a direction Y on the shoe, the friction surface by the penetration of the shoelace in the pillow is enlarged.
  • the more the shoelace penetrates into the soft and elastic plastic the more it surrounds the cushion. With the contact pressure, the penetration depth increases. As a result of this, the surface with which the shoelaces and cushions touch becomes larger the deeper the shoelace penetrates into the cushion. In this way, the friction surface and thus the friction between the shoe lace and the pad increases.
  • the device has a dimensionally stable support as a bearing for a one-piece or at least two-piece cushion, wherein the support is arranged in a direction Y under the pillow and the cushion or the two cushion parts form and / or fabric - And / or non-positively connected to the support.
  • the support stabilizes the respective cushion because the cushion can not deform in the area of the support.
  • the pad can expand excessively to the side, since the pad is at least partially attached to the dimensionally stable support.
  • the cushion is spared by the edition, since it now rests only indirectly on the support on the shoe and so for example when running no longer rubs directly on the shoe.
  • a two-part cushion with a groove between the two cushion parts is arranged on the support.
  • the groove is narrower than the laces or the node, whereby the shoelace and the node is clamped between the two pad parts.
  • the knot and the laces rest on the support, which connects the two cushion parts.
  • the bottom of the groove formed by a support surface of the support or by an additional portion of the elastic plastic of the cushion or coated with elastic plastic be.
  • the cushion is attached to the support.
  • hooks, anchors and grommets or other profiles may be provided on the support on the support, which are poured into the respective pillow.
  • the groove has a length which corresponds to the entire length of the pad.
  • the one-piece cushion in the region of the contact surface has a line-shaped recess, wherein the recess has a length corresponding to the entire length of the pad.
  • the depression serves as a positioning aid for a shoe lace.
  • the groove and / or the recess tapers in a direction Y and / or in a direction Z perpendicular to the direction Y, or the groove has different widths in the direction X. Due to the taper, the shoelace is easier to insert from one side into the groove when the groove is chosen to be very narrow to create more pressure on the shoelace. Different widths have the advantage that the shoelace can be clamped differently different.
  • a recess is provided in the cushion or between the two parts of the pad which is wider in a direction X than the groove.
  • the recess the knot of the lace is placed.
  • the recess is larger or smaller
  • the recess has a depth in the direction Y between 5 mm and 14 mm or 9 mm and a width in the direction X between 3 mm and 11 mm or 7 mm and a length in Direction Z between 4 mm and 12 mm or 8 mm.
  • the recess can penetrate in the direction of Y the entire pillow.
  • the plastic for the cushion with an elongation at break up to 400% and / or a Shore D hardness according to DIN ISO standard 7619-1 between 6 and 90 and / or a Shore A hardness to DIN ISO 7619-1 between 25 and 95 is formed and / or the compression modulus of the plastic is greater than 10 8 Pa and / or the transverse contraction according to the DIN standard EN ISO 527-1 is less than 0.7.
  • the Shore hardness D according to standard DIN ISO 7619-1 varies depending on the plastic composition between 6 and 90, in particular between 8 and 29 and preferably in steps of three points starting with the value 8 and ending in the last step with 29.
  • the Shore Hardness A according to standard DIN ISO 7619-1 varies depending on the plastic composition between 25 and 95, in particular between 40 and 80 and preferably in steps of five points each, starting with the value 40 and ending with 80 in the last step.
  • the pressure of the shoelace can lead to a strong stretch in the area of the plastic by the shoelace rests on the plastic.
  • An elongation at break up to 400% is advantageous in that this property prevents the plastic from breaking at said location. But it may also be advantageous if the plastic has an elongation at break up to 200%. In a further advantageous embodiment, the plastic has an elongation at break up to 300%. In a particularly advantageous embodiment, the plastic has an elongation at break up to 500%.
  • the plastic is formed with a Shore D hardness between 5 and 40. It is particularly advantageous if the Shore hardness D of the plastic is between 5 and 30. It is most advantageous if the Shore hardness D of the plastic is between 10 and 40. But it may also be advantageous if the Shore hardness D of the plastic is between 10 and 30.
  • a compression modulus greater than 10 8 Pa is advantageous in this respect.
  • a compression modulus above 10 7 Pa can also be particularly advantageous.
  • the most advantageous is a compression modulus over 10 9 Pa.
  • Most advantageous is a compression modulus over 10 10 Pa.
  • a hood is provided for the cushion, wherein the hood is attached at least partially medium or direct form, force and / or material fit to the cushion and / or the support in addition to the support. It can be provided that the hood is provided with a cavity corresponding to the shape of the pad and the adhesive pad is at least partially positioned in the cavity, wherein the support at least partially closes the cavity. Through the hood, the pad can the pressure of the shoe lace only within the volume limited by the cavity dodge. This strengthens on the one hand the clamping effect and on the other hand it is additionally ensured that the surface between shoelace and cushion is as large as possible. It is advantageous if the hood has a slot, wherein the slot has a length which corresponds to the entire length of the hood, wherein the groove and the slot extend parallel to each other, so that the shoe lace is inserted through the slot in the groove.
  • a coefficient of static friction between the surface of the lace and the surface of the pad is greater than 0.7 and / or the sliding friction coefficient is greater than 0.3. This is achieved with thermoplastic elastomers.
  • a system consists of a device and a shoelace and / or a transponder and / or a shoe.
  • Transponders are used, for example, in races to measure the time of the athlete. It is also conceivable, however, to place sensors on or in the device, for example. These can, for example, read data such as step frequency, temperature or humidity and, if necessary, send it to a smartphone or any other receiver that analyzes and displays this data in order to provide the athlete with information.
  • FIG. 1a is a system consisting of a device 1 and a shoe 2 shown with laces 21, in which the device 1 is fastened by the knot of the lace 21 on the shoe 2.
  • the device 1 has a two-part pad 3, so that a groove 32 is formed between the two pad parts 3.
  • the material of the pad 3 has similar rubbery properties as cured silicone.
  • the cushion 3 is intended to be knotted with the lace 21 on a shoe 2 to fix the knot 22 and the lace 21 and to prevent the loosening of the knot 22.
  • the two cushion parts 3 are arranged side by side on the support 4.
  • the device 1 rests with the support 4 on the shoe 2.
  • the lace 21 penetrates due to the pressure generated during lacing with its node 22 in the groove 32 and rests on the support surface 41 of the support 4. Due to the elasticity of the pad 3, an indicated by arrows back pressure 61 is exerted on the node 22. This creates friction between the outer parts of the lace 21, which form the knot, and the cushion 3.
  • a structure for attachment of the pad 3, a structure, not shown, may be provided on the support 4, on which the pad 3 is poured and poured.
  • Such structures of the support 4 may consist of hooks, anchors and eyelets, through which a positive connection with the cushion 3 is ensured.
  • the pad 3 is attached by adhesive forces on the support 4, which are generated when laminating the support 4 with the pad 3.
  • the two-piece pads 3 consist of two in a direction Y orthogonal direction X closely juxtaposed parts.
  • the between the two Cushion 3 formed groove 32 may taper in a particular embodiment in the direction Y to the support 4 out.
  • the length of the groove 32 substantially corresponds to the length of the cushion 3. If the laces 21 in the direction Y completely inserted between the two pads 3, the pressure 6 and thus the sliding and static friction of the pad 3 on the laces 21 maximum. At the same time, the lace 21 rests on the support surface 41 directly on the support 4.
  • the device 1 comprises a one-piece pad 3 positioned between the shoe 2 and the knotted lace 21.
  • a connection between the two pad parts in the bottom of the groove 32 is provided, so that the pad 3 is a U-shaped in section X-profile (not shown) having.
  • the advantage over the two-piece pad 3 is that below the lace 21 and below the knot 22, between the pad 4 and the lace 21 also soft and elastic material is present, which fixes the node 22 better.
  • the knot 22 of the lace 21 is clamped together with the lace 21 between the two pad parts 3.
  • Figure 1d is the in Fig. 1a shown device 1 shown enlarged.
  • Fig. 1c can recognize, in addition to the groove 32 is still a recess 33 provided in the groove 32, in the lacing of the lace 21, the node 22 is incorporated.
  • the recess 33 Through the recess 33 substantially four circumferential side surfaces are formed, which are in contact with the node 22 and the node 22 surrounding parts of the shoe 21.
  • FIG. 2 an embodiment of a device 1 is shown with a one-piece cushion 3 in a laced state.
  • the pad 3 has, instead of a groove 32, a contact surface 31 for the lace 21. This is the position the laces 21 on the pad 3 variable because the contact surface 31 is not or not significantly different in geometry from the geometry of the rest of the surface of the pad 3 in the region of the contact surface 31.
  • the region of the pad 3 below the lace 21 is shown as well as the support 4 in section XY. Due to a pressure generated during lacing 6 of shoelace 21 on the pad 3 in a direction Y from above, the shoelace 21 penetrates the abutment surface 31 of the pad 3 in the pad 3 or according to the embodiment according to FIGS.
  • the elastic pad 3 counteracts the deformation by the shoelace.
  • the cushion 3 exerts a counter-pressure 61 on the laces 21 and on the knot 22 and clamps the laces 21 and the knot 22 firmly.
  • the resulting sliding and static friction increases with the increase of the pressure generated by the lace 21 pressure. 6
EP17193378.1A 2016-09-30 2017-09-27 Dispositif pour fixer des noeuds de lacage Withdrawn EP3300620A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016118592.2A DE102016118592A1 (de) 2016-09-30 2016-09-30 Fixierhilfe

Publications (1)

Publication Number Publication Date
EP3300620A1 true EP3300620A1 (fr) 2018-04-04

Family

ID=59974195

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17193378.1A Withdrawn EP3300620A1 (fr) 2016-09-30 2017-09-27 Dispositif pour fixer des noeuds de lacage

Country Status (4)

Country Link
US (1) US20180092435A1 (fr)
EP (1) EP3300620A1 (fr)
CA (1) CA2980560A1 (fr)
DE (1) DE102016118592A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114259109A (zh) * 2020-09-16 2022-04-01 麦浴祺 一种快速系绳带的装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2268644A (en) * 1940-02-26 1942-01-06 Dahlberg Arthur Olaus Shoelace lock device
US2813323A (en) * 1953-07-02 1957-11-19 Civitelli Gennaro Shoe lace bow tie holder
DE1877913U (de) * 1963-05-31 1963-08-14 Albert Bayer Knotenfesthalter, insbesondere an riemen auf dem schuh und stiefel.
US3345707A (en) * 1964-11-16 1967-10-10 Albert M Rita Decorative shoe lace keeper

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1544225A (en) * 1924-08-28 1925-06-30 Barros Jose De Shoe-lace fastener
CH410549A (de) * 1961-10-27 1966-03-31 Rathgeber Juergen Seilendverschluss
US3276083A (en) * 1965-05-17 1966-10-04 Peter J Gubash Shoelace holder
US5182838A (en) * 1991-08-13 1993-02-02 Stenner John R Filament, cordage locking device
KR200428163Y1 (ko) 2006-07-13 2006-10-09 이경순 신발끈 고정구
GB0704574D0 (en) 2007-03-09 2007-04-18 Lindow David Apparatus for use in tying laces and the like

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2268644A (en) * 1940-02-26 1942-01-06 Dahlberg Arthur Olaus Shoelace lock device
US2813323A (en) * 1953-07-02 1957-11-19 Civitelli Gennaro Shoe lace bow tie holder
DE1877913U (de) * 1963-05-31 1963-08-14 Albert Bayer Knotenfesthalter, insbesondere an riemen auf dem schuh und stiefel.
US3345707A (en) * 1964-11-16 1967-10-10 Albert M Rita Decorative shoe lace keeper

Also Published As

Publication number Publication date
US20180092435A1 (en) 2018-04-05
DE102016118592A1 (de) 2018-04-19
CA2980560A1 (fr) 2018-03-30

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