JP5603929B2 - Shoe tongue and opening / closing system - Google Patents

Description

  The present invention relates to a new tongue of a shoe or a new opening / closing system of a shoe.

  The disadvantages of the current shoe opening and closing system are described below.

  Each of the existing tongues or opening and closing systems does not fully consider the instep or the skeleton of the foot itself in terms of continuous shape fit and uniform pressure distribution.

  Furthermore, the currently known shoe opening and closing systems are laborious. And components of existing opening and closing systems are usually indispensable components of the system, and if there are defects in the components, further use of the shoes is often impossible, and new shoes Purchase of.

  Accordingly, an object of the present invention is to provide a shoe opening / closing system that can overcome the disadvantages of the above-described current technology, and an easy-to-use shoe opening / closing system that can completely open the shoe.

  Another object of the present invention is to provide a shoe tongue that improves the operability of the shoe opening and closing system.

  It is a further object of the present invention to provide a shoe tongue that allows excellent shape fit and uniform pressure distribution on the upper surface of the foot.

  The above-mentioned object and other objects described in the following specification are achieved by each of the tongue according to claim 1 or the opening and closing system according to claim 10 comprising the tongue according to claim 1. .

  Further useful developments of the invention are described in the respective dependent claims.

  As a first feature, the present invention relates to a shoe tongue composed of a basic structure, a holding mechanism, and a pad. The basic structure is made of a substantially inelastic member, and has a top surface located outside the foot and a bottom surface facing the foot. The holding mechanism is positioned on the upper surface side of the basic structure and is formed so that at least one shoelace can be fixed and stored. The pad is provided on the bottom surface of the basic structure. Basically, a two-layered tongue is formed by such a method. A multi-layered tongue form with a pad or other component with other functions is also conceivable.

  As one aspect, a holding mechanism for a string, that is, a shoelace may be attached to a predetermined position on the upper surface side of the basic structure.

  As another aspect, a passage may be provided on the upper surface of the basic structure. In this aspect, the holding mechanism can be disposed in the passage. The passage may further include a holding mechanism receiving means. Instead of this, the holding mechanism may include a means for accommodating the passage. It is also possible to combine the receiving means provided in the passage and the accommodating means provided in the holding mechanism. Further, the storage means allows the holding mechanism to be positioned at a predetermined interval in the passage. Alternatively, a continuously adjustable positioning of the holding mechanism in the passage may be performed.

  Alternatively, the adjustable positioning of the holding mechanism may be performed at any position within the passage with appropriate spacing, and the spacing is preferably 2.5 mm.

  In another aspect, the retention mechanism includes at least one tanker. The tanker used in this specification is a closed type provided with a swing lever, and may be fixed in the holding mechanism by tightening a shoelace such as a band or a strap using the swing lever. . As an alternative to a tanker, the holding mechanism includes at least one seat for the holding arm. As long as it can be used for proper fixing and opening of the shoelace in place in the holding mechanism, the use of a clamping lid, a triple grouser or equivalent device is possible as well. The use of a conventional tanker is possible as well. A conventional tanker is generally a vertically long member that is a rectangular member having a hole through which a shoelace passes. Conventional tankers fix or release a shoelace in place by pushing a spring-biased bolt across the hole. There may also be the use of a circular conventional tanker.

  According to the present invention, a cavity can be formed by the pad. For example, a tongue pad is present only on both sides, thereby forming a cavity in the center of the tongue. Furthermore, the extension of the cavity can be provided along the instep.

  As another aspect, a plurality of perforations may be provided in the tongue. A plurality of perforations may be provided in particular above the cavity. The perforation greatly facilitates the discharge of water vapor and effectively improves foot stuffiness.

  As another aspect, an entrance opening and an exit opening for the shoelace to pass through may be provided in the basic structure, and the shoelace is formed between the entrance opening and the exit opening in the bottom surface and the cavity of the basic structure. Go through.

  As another aspect, the tongue may be formed in advance with the left and right portions corresponding to the skeleton of the instep.

  As the above aspect according to the first aspect of the present invention, the tongue may have a one-member structure or a multi-member structure.

  As the above aspect according to the first feature of the present invention, plastic may be used for the substantially inelastic member of the basic structure. As the plastic, extruded polyurethane is particularly preferable. By using a substantially inelastic member for the basic structure of the tongue, shape conformity along the entire part of the tongue from the toe side to the ankle side uses the tongue as part of the opening and closing system It can be secured by doing. Thus, a significant improvement in the suitability of the tongue or each of the opening / closing systems including the tongue is possible. Furthermore, with such a configuration, the pressure is evenly distributed throughout the tongue. As described above, the tongue can be sufficiently supported by the foot by adapting to the skeleton of the instep. By using the above-described aspect of the tongue, it is possible to minimize or sufficiently prevent the deviation, and to improve the fit.

  As a second aspect, the present invention is directed to a shoe opening and closing system including tongue, at least one shoelace, and a guide member. The tongue is embodied according to the first aspect of the invention described above. The at least one guide member for shoelaces is provided on at least one side of the shoe upper. The at least one shoelace engages a guide member above the tongue. Furthermore, the at least one shoelace is fixedly mounted in the holding mechanism according to the first feature of the present invention.

  The at least one shoelace can be selected from a band, a strap, and a holding arm. The guide member can be selected from an eyelet, a clasp, and a bar.

  As one aspect, a holding mechanism may be provided at a predetermined position on the ankle side end of the tongue. The holding mechanism can include two tankers as described above. The pad can be embodied such that a cavity is formed. In the basic structure, an entrance opening and an exit opening for passing through the shoelace are provided so that the shoelace can pass between the entrance opening and the exit opening in the bottom surface and the cavity of the basic structure. Can do. Two lace-like shoelaces can be provided so that a two-part or two-zone tie is formed, in which case the toe-side lace extends substantially above the toe-side part of the tongue, and The ankle side string extends substantially above the ankle side portion of the tongue. In order to straddle the part where the ankle strap is placed, the toe strap is introduced into the entrance opening, passes through the cavity at the bottom of the tongue, passes through the exit opening after straddling the part where the ankle strap is placed . By binding these two parts or two sections, continuous shape conformity from the toe side to the ankle side can be ensured.

  Alternatively, the guide member may be formed as an eyelet and / or clasp. Furthermore, an ankle side guide member can be provided at a distance of about 1.5 cm from the holding mechanism toward the toe side. The ankle side guide member cannot be disposed at the same height as the holding mechanism. By the distance of about 1.5 cm, a uniformly distributed tension can be ensured.

  As another aspect, a holding mechanism may be disposed in the passage. Furthermore, two rod-shaped guide members may extend from the ankle side to the toe side on the left and right sides of the shoe upper, and may be disposed on the ankle side and the toe side seats.

  As another aspect, an adjustment mechanism that adjusts the position of at least one of the two bars may be provided in the ankle side seat portion and / or the toe side seat portion.

  Alternatively, each cartridge may be used in place of the ankle seat. The cartridge may further have one or more recesses for fixing the rod in place. The recess can be provided with a rod diameter. For example, one to two dents can be provided in one cartridge. Therefore, for example, the bars can be positioned and fixed at positions 2 to 3, and the angle between the bars can be increased or decreased. This advantageous embodiment makes it possible to compensate for differences in the foot skeleton. For example, in the case of a very wide foot, the position of the bar on the center side can generally be set to the outside.

  Alternatively, a flexible member can be used as the toe side seat, and the flexible member can be deformed in all directions as required. The flexible member may have an adjusting screw and may optionally be provided with two members. Furthermore, the flexible member can connect the bars to each other by forming a curved portion, for example. With the adjusting screw, for example, the positions of the two bars can be adjusted. For example, by using an adjusting screw, the bars can be arranged in parallel, or the bars can converge at an acute angle from the ankle side toward the toe side.

  As another aspect, the two ribbon-shaped shoelaces fold back together, and the positions of the two straps above the tongue are moved to the ankle side of the two bars by moving the holding mechanism. You may adjust to a direction and / or a toe side direction. As the holding mechanism is displaced from the toe side to the ankle side, the opening / closing system, i.e. the shoe, can be closed. More preferably, the string itself can be adjusted to the desired length. Therefore, also in this aspect, it is possible to ensure continuous shape adaptability from the toe side to the ankle side.

  As another aspect, by providing two shoelaces of the holding arm type, the position of the two holding arms above the tongue can be moved in the two rods in the ankle direction and / or the toe side direction. A mechanism that can be adjusted may be formed. As the holding mechanism is displaced from the toe side to the ankle side, the opening / closing system, i.e. the shoe, can be closed. Therefore, also in this aspect, it is possible to ensure continuous shape adaptability from the toe side to the ankle side.

  As the above-described aspect according to the second feature of the present invention, when the shoelace is a band and / or a strap, the fixed connection between the shoe upper and the shoelace may be performed at a predetermined position by a fixture. Furthermore, the fixture may be arbitrarily adjustable.

  As a third feature, the present invention is directed to a shoe tongue based on the first feature or a shoe opening / closing system based on the second feature. Here, each of the tongues or all the components of the opening and closing system can be replaced. Therefore, even if any of the constituent members according to the present invention is defective, the subsequent use of the shoe can be ensured. Furthermore, it can be seen that some components can be replaced by the user himself.

  The effects achieved by the present invention can be summarized as follows.

  The operability of the opening and closing system is improved by the form of the tongue according to the present invention.

  According to the aspect of the tongue according to the present invention in terms of material and shape, and the aspect of the opening / closing system according to the present invention, continuous shape conformity and uniform pressure along the entire tongue from the toe side to the ankle side Distribution can be ensured.

  By providing the perforation according to the present invention, which is preferably provided above the cavity, water vapor can be discharged very easily, and the stuffiness of the foot can be effectively improved.

  By providing the tongue or the opening / closing system with a replaceable member, it is possible to ensure the continued use of the shoe in the event of some defects in the member according to the present invention.

  Therefore, the present invention provides an opening and closing system for shoes that has excellent and continuous shape conformity and uniform pressure distribution, can be easily implemented, and is inexpensive and resource-saving.

It is the schematic of embodiment of the tongue which concerns on this invention. It is the schematic of embodiment of the opening-closing system which concerns on this invention. FIG. 6 is a schematic view of a further embodiment of an opening and closing system according to the present invention. It is the schematic of another embodiment of the opening / closing system which concerns on this invention. It is the schematic of the single tanker provided with the rocking lever which can be used for tightening shoelaces, such as a band or a string, and fixing to a predetermined position in a holding mechanism. 5B is a schematic view of a table tanker having a lever structure similar to that of FIG. 5A. FIG. It is the schematic of the tongue provided with 2 member structure. It is the schematic of another embodiment of the opening / closing system which concerns on this invention. It is the schematic of further another embodiment of the switching system which concerns on this invention.

  In the following, the present invention will be described in detail using preferred embodiments and the description of the accompanying drawings.

  FIG. 1 shows a schematic view of an embodiment of a tongue 1 according to the invention, where the tongue 1 is symmetrical with respect to the longitudinal axis. The tongue 1 is preferably covered with the same material as the shoe. The tongue 1 is shown having a basic structure 2 and a pad 4. The holding mechanism in FIG. 1 for making the basic structure 2 easy to see is not shown. The basic structure 2 is formed of extruded polyurethane and a substantially inelastic member (for example, hard plastic). With this material, when the opening / closing system is closed, the tongue is secured on the foot while having shape conformability on the entire contact surface. Furthermore, in FIG. 1, although the upper surface of the basic structure 2 located outside with respect to the foot can be visually recognized, the bottom surface facing the foot is not shown. The pad 4 is shown in a small portion on the bottom side of the basic structure 2. A passage 5 is shown on the upper surface side of the basic structure 2. In the passage 5, receiving means for the holding mechanism 3 not shown in FIG. 1 are shown. The receiving means shown can position the holding mechanism 3 in the passage 5 and its position can be adjusted at defined intervals. Here, the position can be adjusted at intervals of about 2.5 mm. Here, the pad 4 forms a cavity 8. Here, since the pad 4 of the tongue 1 is formed only on the left and right sides, the cavity 8 is formed in the central portion of the tongue 1. Furthermore, a plurality of perforations 9 are shown in FIG. Here, the plurality of perforations 9 are formed above the cavity 8. These perforations 9 can greatly facilitate the discharge of water vapor, and can effectively improve the foot stuffiness. Here, the tongue 1 is shown as a one-member structure.

  In FIG. 6, a tongue having a two-member structure is shown, and a hinge-like mechanism 21 is mounted on the boundary between the instep and the shin of the two members. The tongue of the two-member structure shown in FIG. 6 is shown in a state in which two-part or two-region binding (see FIG. 2) described below is performed. However, the use of the two-member structure is not limited to embodiments having a two-zone bundling, but can be used in other embodiments described later. Such a two-part tongue is preferably used for footwear covering the ankle.

  As described above, by using extruded polyurethane for the basic structure 2 of the tongue 1, shape conformity can be achieved over the entire portion of the tongue 1 from the toe side to the ankle side, and the tongue as a part of the opening / closing system. 1 can be secured when used. In this way, the suitability of the tongue or the opening / closing system can be improved sufficiently. Furthermore, with this improvement, the pressure can be evenly distributed throughout the tongue.

  FIG. 2 shows a schematic diagram of an embodiment of an opening and closing system according to the present invention. The illustrated opening / closing system 12 has a tongue 1. The holding mechanism 3 (square broken line) is shown in the center part of the ankle side end of the tongue 1. Here, the holding mechanism 3 has a double tanker 6. A suitable tanker for use is shown in FIGS. 5A and 5B. FIG. 5A shows a single tanker 6 provided with a rocking lever 22 for use in securing a predetermined position in the holding mechanism 3 by tightening a shoelace 13 such as a band or a string. FIG. 5B shows a double tanker with a lever mechanism similar to that shown in FIG. 5A. The double tanker has two adjacent swing levers 22 that can be operated independently of each other. The double tanker is preferably used for binding in two areas.

  The basic structure 2 has an inlet opening 10 and an outlet opening 11 through which the toe-side cord 13d passes, and the toe-side cord 13d is on the bottom side of the basic structure 2 (broken line) and has a cavity 8 (see FIG. (Not shown) passes between the inlet opening 10 and the outlet opening 11. Furthermore, an ankle side cord 13p is shown, the toe side cord 13d extends substantially above the toe side portion of the tongue 1, and the ankle side cord 13p is substantially above the ankle side portion of the tongue 1. Extends to form a two-part or two-zone bundle. Therefore, the toe side cord 13d straddles the ankle side portion of the ankle side cord 13p. One of the toe side string 13 d and the ankle side string 13 p is inserted into one of the tankers 6, and the other of the toe side string 13 d and the ankle side string 13 p is inserted into the other of the tankers 6. Further, a string 13 is inserted into the eyelets 14 shown on the left and right of the shoe upper S. The ankle eyelet 14p is arranged at a distance of about 1.5 cm from the holding mechanism 3 in the toe direction in order to generate a uniform tension. Furthermore, the string 13 is shown fixedly connected to the shoe upper S by individual fasteners 20. This two-part or two-section bundling ensures continuous conformity from the toe side to the ankle side.

  FIG. 3 shows another embodiment of the opening / closing system according to the present invention. The illustrated opening / closing system 12 has a tongue 1. The holding mechanism 3 (square broken line) is shown in the central part of the tongue 1 in the passage 5. Here, the holding mechanism 3 includes one single tanker 6. The receiving means of the holding mechanism 3 is shown in the passage 5. The indicated receiving means can position the holding mechanism 3 in the passage 5 and its position can be adjusted at defined intervals. Also in this case, the positioning can be adjusted by about 2.5 mm. Further, two bars 14 are provided on the left and right sides of the shoe upper (not shown), extending from the ankle side to the toe side and arranged on the ankle side seat portion and the toe side seat portion.

  Here, the left and right cartridges 15 are shown as ankle side seats. Each of the cartridges 15 has two recesses 16 for fixing the rod 14 in place. Here, the recess 16 is shown in a size substantially conceiving the diameter of the rod 14. Accordingly, each of the bars 14 can be fixed at two locations, and the angle between the bars 14 can be increased or decreased.

  As already mentioned above, this advantageous embodiment makes it possible to deal with different skeletons of the foot. Further, a flexible member 17 that can be deformed in all directions is shown as a toe side seat portion. The flexible member 17 is advantageous for foot roll motion (rolling motion) during walking. The flexible member 17 has an adjusting screw 18 and is divided by the adjusting screw 18 in half at the central portion. Here, the flexible member 17 connects the bars 14 to each other by forming a curved portion. The mutual relationship between the two bars 14 is set by the adjusting screw 18 so that the two bars 14 converge at an acute angle from the ankle side toward the toe side. Further, the two cords 13 are arranged so as to form a folded bundle, and the two cords located above the tongue 1 are moved by moving the holding mechanism 3 in the ankle side direction and / or the toe side direction. The position of 13 is determined. As the holding mechanism 3 is shifted from the toe side to the ankle side, the opening / closing system 12, that is, the shoe is closed. The two strings 13 are introduced into the tanker 6. Furthermore, the length of the string 13 itself can be adjusted. The string 13 is shown fixedly connected to the instep of the shoe by respective fasteners 20. Accordingly, continuous conformability from the toe side to the ankle side as described above is similarly ensured in this embodiment.

  FIG. 4 shows a schematic view of another embodiment of the switching system according to the present invention. An opening and closing system 12 with a tongue 1 is shown. The holding mechanism 3 (square broken line) is shown in the central part of the tongue 1 in the passage 5. Here, the holding mechanism 3 includes one seat portion 7 for each holding arm. The receiving means of the holding mechanism 3 is shown in the passage 5. The indicated receiving means can position the holding mechanism 3 in the passage 5 and its position can be adjusted at defined intervals. Also in this case, the positioning is adjusted by about 2.5 mm. Further, two left and right bars 14 of a shoe upper (not shown) are shown extending from the ankle side to the toe side and arranged on the ankle side seat portion and the toe side seat portion. Here, the left and right cartridges 15 are shown as ankle side seats. Each of the cartridges 15 has two recesses 16 for fixing the rod 14 in place. Here, the recess 16 is shown in a size substantially corresponding to the diameter of the rod 14. Accordingly, each of the bars 14 can be fixed at two locations, and the angle between the bars 14 can be increased or decreased. As mentioned above, this advantageous embodiment makes it possible to compensate for different skeletons of the foot. Furthermore, here, a flexible member 17 is shown as a toe side seat that can be deformed in all directions. The flexible member 17 has an adjusting screw 18 and is divided by the adjusting screw 18 in half at the central portion. Here, the flexible member 17 connects the bars 14 to each other by forming a curved portion. The positional relationship between the two bars 14 is set by the adjusting screw 18 so that the two bars 14 converge at an acute angle from the ankle side toward the toe side. Furthermore, the holding arm 19 is arranged so as to form a mechanism for adjusting the position of the holding arm 19, and by moving the holding mechanism 3 toward the ankle side direction and / or the toe side direction, the tongue on the two bars 1 The position of the upper holding arm 19 is adjusted. As the holding mechanism 3 is shifted from the toe side to the ankle side, the opening / closing system 12, that is, the shoe is closed. Continuous conformability from the toe side to the ankle side as described above is similarly ensured in this embodiment.

  7A and 7B show a schematic view of yet another embodiment of an opening and closing system according to the present invention, and the variations shown can be used for one-part or two-part tongues. . These variants are particularly suitable for children's shoes because they are easier to handle. FIG. 7A shows a one-part tongue that can be used in a shoe called a “low-cut shoe”. FIG. 7B shows a two-part tongue that is advantageous for a shoe covering the ankle, and the tanker 6 in such a variant can be slightly shifted upward or downward in the passage 5. In each of the modifications of FIGS. 7A and 7B, the string 13 is connected to each other by a fixing member 23 at the toe side end or the back of the shoe upper. Further, the fixing member 23 itself may be permanently fixed to the shoe upper. The fixing member 23 may have two pieces of metal or plastic that are screwed together and to which a string is attached. The tanker formed accordingly can also function as the fixing member 23. In both modified examples of FIGS. 7A and 7B, the holding auxiliary portion 24 may be provided on the string 13 at the ankle side end.

DESCRIPTION OF SYMBOLS 1 Tongue 2 Basic structure 3 Holding mechanism 4 Pad 5 Passage 6 Tanker 7 Seat for holding arm 8 Cavity 9 Drilling 10 Inlet opening 11 Outlet opening 12 Opening / closing system 13 Shoelace, string 13p Ankle side string 13d Toe side string 14 Guide member, eyelet, bar 14p Ankle eyelet 15 Ankle seat, cartridge 16 Recess 17 Flexible member 18 Adjustment screw 19 Holding arm 20 Fixing tool 22 Swing lever 23 Fixing member 24 Holding auxiliary part S Shoe upper

Claims (21)

A basic structure (2) of an inelastic member comprising a top surface located outside the foot and a bottom surface facing the foot;
A holding mechanism (3) provided on the upper surface of the basic structure (2) and having a structure capable of holding at least one shoelace (13) fixed by a fastening means ;
A pad (4) provided on the bottom surface of the basic structure (2);
A plurality of perforations (9),
The basic structure (2) can be positioned over the entire contact surface to the foot, and the left and right side portions (left and right side portions) correspond to the instep skeleton. Shoe tongue characterized by being pre-formed.   The tongue according to claim 1, wherein the pad (4) is provided so as to form a cavity (8) extending along the instep.   The tongue according to claim 2, wherein the plurality of perforations (9) are provided above the cavity (8). A passage (5) is further provided on the upper surface of the basic structure (2);
The holding mechanism (3) is disposed in the passage (5),
The passage (5) has receiving means for the holding mechanism (3) and / or the holding mechanism (3) has receiving means for being received in the passage (5);
At least one of the receiving means and the receiving means allows an adjustable positioning according to a predetermined interval of the holding mechanism (3) or a continuously adjustable positioning in the passage (5). The tongue according to any one of claims 1 to 3.   5. Tongue according to claim 4, characterized in that the adjustable positioning of the holding mechanism (3) takes place at any position in the passage (5) with an interval of 2.5 mm. The tongue according to any one of claims 1 to 5, wherein the holding mechanism (3) comprises at least one tanker (6 ) .   In the basic structure (2), an inlet opening (10) and an outlet opening (11) for passing through the shoelace (13) are formed in the cavity (8) on the bottom surface side of the basic structure (2). The shoelace (13) is provided so as to pass between the inlet opening (10) and the outlet opening (11) according to any one of claims 2 to 6. Tongue.   The tongue according to any one of claims 1 to 7, wherein the tongue has a one-member structure or a multi-member structure.   9. The tongue according to claim 1, wherein the non-elastic member of the basic structure (2) is plastic, particularly extruded polyurethane. Tongue (1) according to claims 1 to 9 ,
At least one shoelace (13);
A guide member (14) used for at least one shoelace on at least one side of the shoe upper (S), the at least one shoelace engaging above the tongue (1); With
The shoe opening and closing system, wherein the at least one shoelace (13) is fixedly received in a holding mechanism (3).
Wherein at least one of the lace (13), opening and closing system according to claim 10, characterized in that selected band, and string or al.   12. The opening and closing system according to claim 10 or 11, wherein the guide member (14) is selected from an eyelet, a clasp and a bar. The holding mechanism (3) is attached to a predetermined position of the ankle side end of the tongue (1), and includes two tankers (6),
The pad (4) is formed to create a cavity (8);
In the basic structure (2), an inlet opening (10) and an outlet opening (11) for passing through the shoelace (13) are formed in the cavity (8) on the bottom surface side of the basic structure (2). The shoelace (13) is guided between the inlet opening (10) and the outlet opening (11).
Two shoelaces (13) in the form of laces are provided to form a two-part bundle,
A toe side string (13d) extends above the toe side part of the tongue (1), an ankle side string (13p) extends above the ankle side part of the tongue (1), and the ankle In order to straddle the ankle side portion of the side strap (13p), the toe side strap (13d) is inserted into the entrance opening (10) and passes through the cavity (8) on the bottom surface side of the tongue (1). Then, after straddling the ankle side portion of the ankle side string (13p), the opening / closing system according to any one of claims 10 to 12, wherein the opening / closing system exits from the outlet opening (11). The guide member (14) is formed like an eyelet and / or a clasp,
14. The opening / closing system according to claim 13, wherein the guide member on the ankle side is spaced 1.5 cm from the holding mechanism (3) toward the toe side. The holding mechanism (3) is disposed in a passage (5) provided in the upper surface of the basic structure (2) ,
Two guide members (14) in the form of bars (14) extend from the ankle side to the toe side on the left and right sides of the shoe upper (S), and are arranged on the ankle side and the toe side seats (15, 16). The opening / closing system according to any one of claims 10 to 12, wherein the opening / closing system is provided.   An adjustment mechanism for adjusting at least one position of the two bars (14) is provided in the ankle side seat and / or toe side seat (15, 17). 15. The opening / closing system according to 15.   Each cartridge (15) having one or more indentations (16) for holding the rod (14) in place is used as the ankle seat (15). The opening / closing system according to claim 16. 17. A flexible member (17) having an adjusting screw (18) and interconnecting the bars (14) is used as a toe side seat (17). The opening and closing system described in 1. The two shoelaces (13) in the form of the straps (13) form a folded bundle;
The position of the two strings (13) above the tongue (1) is adjusted in the two bars (14) by the movement of the holding mechanism (3) in the ankle side direction and / or the toe side direction. And
The opening / closing system according to any one of claims 15 to 18, wherein the string (13) is provided such that the length thereof can be adjusted in the holding mechanism (3). When the shoelace (13) is a belt and / or a string,
20. The fixed connection of the shoelace (13) to the shoe upper (S) is made in place by means of an optionally adjustable fixture (20). The opening and closing system according to claim 1. The tongue according to any one of claims 1 to 9, wherein each of the constituent members of the tongue (1) or the opening / closing system (12) is replaceable. The opening / closing system according to any one of 10 to 20 .

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