WO2016114568A1 - Appareil d'enroulement et de déroulement de corde - Google Patents

Appareil d'enroulement et de déroulement de corde Download PDF

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Publication number
WO2016114568A1
WO2016114568A1 PCT/KR2016/000321 KR2016000321W WO2016114568A1 WO 2016114568 A1 WO2016114568 A1 WO 2016114568A1 KR 2016000321 W KR2016000321 W KR 2016000321W WO 2016114568 A1 WO2016114568 A1 WO 2016114568A1
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WO
WIPO (PCT)
Prior art keywords
unit
upper housing
base plate
catching
base
Prior art date
Application number
PCT/KR2016/000321
Other languages
English (en)
Korean (ko)
Inventor
김석환
Original Assignee
스피어다인 주식회사
김석환
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 스피어다인 주식회사, 김석환 filed Critical 스피어다인 주식회사
Publication of WO2016114568A1 publication Critical patent/WO2016114568A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C7/00—Holding-devices for laces
    • A43C7/08—Clamps drawn tight by laces
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C11/00—Other fastenings specially adapted for shoes
    • A43C11/16—Fastenings secured by wire, bolts, or the like
    • A43C11/165—Fastenings secured by wire, bolts, or the like characterised by a spool, reel or pulley for winding up cables, laces or straps by rotation
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C11/00—Other fastenings specially adapted for shoes
    • A43C11/08—Hook fastenings; Rotary hooks
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C11/00—Other fastenings specially adapted for shoes
    • A43C11/14—Clamp fastenings, e.g. strap fastenings; Clamp-buckle fastenings; Fastenings with toggle levers
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C11/00—Other fastenings specially adapted for shoes
    • A43C11/14—Clamp fastenings, e.g. strap fastenings; Clamp-buckle fastenings; Fastenings with toggle levers
    • A43C11/1406—Fastenings with toggle levers; Equipment therefor
    • A43C11/142—Fastenings with toggle levers with adjustment means provided for on the shoe, e.g. rack
    • A43C11/1446—Fastenings with toggle levers with adjustment means provided for on the shoe, e.g. rack characterised by special protection means to prevent damage or accidental loosening of the fastening means
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
    • A43C11/00—Other fastenings specially adapted for shoes
    • A43C11/14—Clamp fastenings, e.g. strap fastenings; Clamp-buckle fastenings; Fastenings with toggle levers
    • A43C11/1406—Fastenings with toggle levers; Equipment therefor
    • A43C11/146—Fastenings with toggle levers with adjustment means provided for on the strap, e.g. ratchet strap
    • A43C11/148—Fastenings with toggle levers with adjustment means provided for on the strap, e.g. ratchet strap characterised by special protection means to prevent damage or accidental loosening of the fastening means

Definitions

  • the present invention relates to a string winding and unwinding device, and more particularly, to a string winding and unwinding device which is simple in construction and easy to maintain.
  • Shoes, bags, backpacks, clothing, etc. are generally provided with tightening / unlocking means using strings or the like.
  • strings are mounted so as to be connected in a zigzag form, and by pulling and tightening the strings, the shoes may be closely attached to the foot of the user.
  • the present invention has been made to solve various problems including the above problems, and an object of the present invention is to provide a string winding and unwinding device which is simple in construction and easy to maintain.
  • these problems are exemplary, and the scope of the present invention is not limited thereby.
  • the base unit having a cylindrical lower housing located on the upper surface of the base plate and having a side through hole, and (ii) a cylindrical shape coupled to the lower housing
  • a middle unit having an upper housing of the upper housing, an upper locking portion located inside the upper housing, and a lower locking portion located inside the upper housing but closer to the base plate than the upper locking portion
  • a rotating unit at least partially located inside the lower housing so as to be rotatable with respect to the base unit, wherein the string can be wound around the outer circumferential surface or unwound from the outer circumferential surface by rotation, and (iv) rotatable relative to the middle unit It is coupled to the middle unit, has a corresponding catching portion projecting in the radial direction, the upper catching portion and the lower catching portion of the corresponding catching portion According to the relative position of the distance from the base unit is variable to be engaged with the rotating unit or spaced apart from the rotating unit, when engaged with the rotating unit is provided
  • the upper locking portion and the lower locking portion may be located in the upper housing.
  • the middle unit further includes a locking support portion extending inwardly and bent from the upper housing so that a space exists between the inner circumferential surface of the upper housing, and the upper locking portion and the lower locking portion are connected to the locking support portion. It may be located on a surface in a direction away from the upper housing.
  • the middle unit further includes a locking support portion extending inward from the upper housing and bent a plurality of times so that a space exists between the inner circumferential surface of the upper housing, and the locking support portion is located in a direction away from the upper housing.
  • the convex portions may be bent a plurality of times so that at least two convex portions exist, and the upper locking portion and the lower locking portion may be convex portions of the locking support portion.
  • the middle unit is further provided with a flexure, which is coupled to the upper housing and bent a plurality of times so that there is a space between the inner side of the upper housing and the inner peripheral surface of the upper housing, the flexure is the
  • the convex portions may be bent a plurality of times so that at least two convex portions exist in a direction away from the upper housing, and the upper catching portion and the lower catching portion may be convex portions of the flexure.
  • the upper locking portion and the lower locking portion have a convex shape in a direction away from the inner circumferential surface of the upper housing, and the corresponding locking portion is located in a first space below the lower locking portion or between the upper locking portion and the lower locking portion.
  • the distance from the base unit of the cover unit may be varied according to the position of the second space, and when the corresponding catching portion is located in the first space, the cover unit may rotate with the rotation unit in engagement with the rotation unit. When the corresponding engaging portion is located in the second space, it may be spaced apart from the rotating unit.
  • the distance between the second portion and the base plate far from the upper housing of the upper locking portion may be shorter than the distance between the first portion adjacent to the upper housing and the base housing.
  • the upper locking portion and the lower locking portion may have a concave shape.
  • At least some of the corresponding catches may be flexible.
  • the cover unit may have a central axis having a groove formed on an outer surface thereof, and the corresponding catching portion may be fitted into the groove of the central axis.
  • the cover unit may have a one-way ratchet protrusion, and the middle unit may have a corresponding protrusion that may engage with the ratchet protrusion therein.
  • the ratchet protrusion and the corresponding protrusion When the cover unit is engaged with the rotating unit, the ratchet protrusion and the corresponding protrusion may be engaged with each other, and when the cover unit is spaced apart from the rotating unit, the ratchet protrusion and the corresponding protrusion may be spaced apart from each other.
  • the middle unit may be located closer to the base plate than the lower locking portion and has a partition wall protruding therein, and the corresponding protrusion may be located on a surface in the direction of the lower locking portion of the partition wall.
  • the middle unit may be located closer to the base plate than the lower locking portion and has a partition wall protruding therein, and the corresponding projection may be located on an inner side surface of the partition wall in the center direction of the upper housing.
  • the base unit may further include a clip portion corresponding to the base plate and extending from the base plate so that a space exists between the base plate and the base plate.
  • the base unit may further include a rail positioned on a lower surface of the base plate and extending in one direction.
  • FIG. 1 is an exploded perspective view schematically showing a string winding and unwinding device according to an embodiment of the present invention.
  • FIG. 2 is a sectional view schematically showing the coupled state of the string winding and unwinding device of FIG. 1.
  • FIG. 3 is a perspective view schematically illustrating the base unit of FIG. 1.
  • FIG. 4 is a perspective view schematically illustrating the middle unit of FIG. 1.
  • FIG. 5 is a perspective view schematically showing the rotating unit of FIG.
  • FIG. 6 is a bottom perspective view schematically illustrating the rotating unit of FIG. 5.
  • FIG. 7 is a bottom perspective view schematically illustrating the cover unit of FIG. 1.
  • FIG. 8 is a cross-sectional view of a portion of the string winding and unwinding device of FIG. 1.
  • FIG. 9 is a cross-sectional view of a portion of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 10 is a cross-sectional view of a portion of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 11 is a cross-sectional view of a portion of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 12 is a cross-sectional view of a portion of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 13 is a cross-sectional view of a portion of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 14 is a perspective view schematically showing a middle unit of a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 15 is a cross-sectional view of a portion of a cover unit that may be used with the middle unit of FIG. 14.
  • FIG. 16 is a perspective view schematically showing a shoe according to another embodiment of the present invention.
  • 17 is a perspective view schematically showing a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 18 is a perspective view schematically showing a string winding and unwinding device according to another embodiment of the present invention.
  • FIG. 19 is a perspective view schematically showing a fastening clip that may be combined with the string winding and unwinding device of FIG. 18.
  • the x-axis, y-axis and z-axis are not limited to three axes on the Cartesian coordinate system, but may be interpreted in a broad sense including the same.
  • the x-axis, y-axis, and z-axis may be orthogonal to each other, but may refer to different directions that are not orthogonal to each other.
  • FIG. 1 is an exploded perspective view schematically illustrating a string winding and unwinding device according to an embodiment of the present invention
  • FIG. 2 is a cross-sectional view schematically illustrating a combined state of the string winding and unwinding device of FIG. 1.
  • the string winding and unwinding apparatus is the base unit 100, the middle unit 200 is coupled to the base unit, the base unit rotatable relative to the base unit 100 A rotating unit 300 located in the unit 100 and / or the middle unit 200, and a cover unit 400 coupled to the middle unit 200 so as to be rotatable with respect to the middle unit 200.
  • the base unit 100 includes, for example, a base plate 110 having a shape such as a disc and a lower housing 120 having a cylindrical shape.
  • the shape of the base plate 110 is not limited to the original plate, it may have a plate shape of various shapes. And here the cylinder shape can be understood as a shape similar to the hollow cylinder.
  • the lower housing 120 is located on the upper surface (+ z direction) of the base plate 110.
  • the base plate 110 and the lower housing 120 may be formed integrally with a resin or the like.
  • the lower housing 120 has a second side through hole 122.
  • the lower housing 120 may also have a first side through hole 121 as shown in FIG. 3.
  • the first side through hole 121 may be located closer to the base unit 100 than the second side through hole 122.
  • the lower housing 120 may have two first side through holes 121 so as to face each other, and may also have two second side through holes 122.
  • the first side through holes 121 are positioned on a straight line in the y axis direction
  • the second side through holes 122 are also located on a straight line in the y axis direction, but this is only an example and is approximately a straight line. It can also function when aligned on the phase.
  • FIG. 3 the first side through holes 121 are positioned on a straight line in the y axis direction
  • the second side through holes 122 are also located on a straight line in the y axis direction, but this is only an example and is approximately a straight line. It can also function when aligned on the phase
  • first side through hole 121 and the second side through hole 122 are positioned side by side up and down
  • the present invention is not limited thereto.
  • the first side through holes 121 are positioned on a straight line in the y-axis direction as shown in FIG. 3
  • the second side through holes 122 are positioned on a straight line in the x-axis direction, as shown in FIG. 3. You can also do that.
  • Through holes 111 having a central axis in the z-axis direction may be formed at an outer portion of the lower housing 120 of the base plate 110 of the base unit 100.
  • the through holes 111 are intended to allow the fasteners for allowing the base plate 110 to be fixed to the shoes when the string winding and unwinding device according to the present embodiment is mounted on the shoes, for example.
  • the base unit 100 may further have a rotation support 130 protruding from the inner surface of the lower housing 120 toward the center of the lower housing 120.
  • a rotation support 130 protruding from the inner surface of the lower housing 120 toward the center of the lower housing 120.
  • On the upper surface of the rotary support 130 may also be formed a rotary support protrusion 132 protruding upward (in the + z direction).
  • the rotation support 130 and the rotation support protrusion 132 may serve to smoothly rotate the rotation unit 300 to be described later when the rotation unit 300 is rotated with respect to the base unit 100. This will be described later.
  • the middle unit 200 to be described later may be coupled to the base unit 100.
  • At least a portion of the threads may be formed.
  • At least a portion of the inner surface of the middle unit 200 is formed with a screw bone corresponding to the screw thread, the middle unit 200 and the base unit 100 may be screwed.
  • the cover unit 400 engaged with the rotating unit 300 is rotated, and the middle unit screwed in this process ( It is necessary to prevent the 200 and the base unit 100 from being separated.
  • one direction is the middle unit 200 and the base. It is preferable that the screwing of the unit 100 is in the locking direction, not the loosening direction.
  • the middle unit 200 and the base unit 100 may be coupled to each other by fitting using a protrusion or the like, of course, various modifications are possible.
  • the middle unit 200 has a cylindrical upper housing 210, an upper locking portion 221, and a lower locking portion 222.
  • the upper catching portion 221 and / or the lower catching portion 222 may have some elasticity or flexibility within a range in which its overall shape does not change significantly.
  • the upper housing 210 having a cylindrical shape which can be understood as a hollow cylinder-like shape, may be coupled to the lower housing 120 of the base unit 100. Both the upper locking portion 221 and the lower locking portion 222 may be located on the inner circumferential surface 210a of the upper housing 210, which is the central direction of the upper housing 210.
  • the upper locking portion 221 and the lower locking portion 222 may both have a convex shape in a direction away from the inner peripheral surface (210a) of the upper housing (210). That is, both the upper locking portion 221 and the lower locking portion 222 may have a convex shape protruding toward the center of the upper housing 210. In this case, the lower locking portion 222 is located closer to the base plate 110 (in the -z direction) than the upper locking portion 221.
  • the middle unit 200 may also have a partition wall 240, if necessary, the partition wall 240 is located closer to the base plate 110 than the lower locking portion 222 and inside the upper housing 210. It may have a protruding shape.
  • the corresponding protrusion 250 may be located on the surface of the barrier 240 in the direction of the lower locking portion 222 (+ z direction). The function of the partition wall 240 and / or the corresponding protrusion 250 will be described later.
  • the upper housing 210, the upper locking portion 221, the lower locking portion 222, the partition 240, and the corresponding protrusion 250 may be integrally formed of a resin or the like.
  • some components may be coupled to the upper housing 210 as separate components separated from the upper housing 210 and the like, and in this case, some components may be formed of resin or metal. .
  • FIG. 5 is a perspective view schematically showing the rotating unit 300 of FIG. 1
  • FIG. 6 is a bottom perspective view schematically showing the rotating unit 300 of FIG. 5.
  • the rotating unit 300 is located inside the lower housing 120 of the base unit 100 as shown in FIGS. 5 and 6, and is disposed to be rotatable with respect to the base unit 100.
  • the rotation unit 300 located in the lower housing 120 means that at least a part of the rotation unit 300 is located in the lower housing 120, and a portion of the rotation unit 300 is located in the lower housing 120.
  • Various modifications are possible, such as may be located in the upper housing 210 of the upper).
  • the rotating unit 300 has a first engagement portion 310 on the upper surface (+ z direction) as shown in FIG.
  • the first engagement portion 310 is illustrated as having a concave groove shape, the first engagement portion 310 may have a convex protrusion shape.
  • the first engagement portion may have various shapes such as polygons, ellipses or asymmetrically distorted circles.
  • the shape of the first engagement portion 310 and the second engagement portion 450 in the xy plane may be configured as at least one pair of pins and pinholes so that the pair of pins and pinholes engage to rotate the unit 300.
  • the cover unit 400 may be engaged with each other.
  • the rotary unit 300 is located in the upper portion as shown in Figures 5 and 6, the first blade portion 321 protruding in the radial direction and the base plate 110 than the first blade portion 321 It may have a lower wing (in the -z direction) and a second wing portion 322 protruding in a radial direction similar to the first wing portion 321 closer to the.
  • the string may be wound around the outer circumferential surface of the rotating unit 300 in the space between the first wing 321 and the second wing 322 according to the rotation direction of the rotating unit 300. That is, the first wing 321 and the second wing 322 may serve to define a space in which the wound string is to be located when the string is wound according to the rotation direction of the rotation unit 300.
  • the rotation unit 300 is located in the lower portion (in the -z direction) to be closer to the base plate 110 than the second blade portion 322 as shown in Figure 6 as needed and the second blade portion ( Similarly to 322, it may further have a third wing portion 323 protruding in the radial direction.
  • the lower surface of the third wing portion 323 is flat, at least a portion of the lower surface of the third wing portion 323 contacts the upper surface of the base plate 110 of the base unit 100 (+ z direction). Or, even if not in contact with the rotating unit 300 in a state close to the base plate 110 can be stably rotated.
  • the rotation unit 300 may have a first through hole 331 positioned below the second wing 322 (-z direction) and penetrating the rotation unit 300.
  • the first through hole 331 may correspond to the first side through holes 121 of the base unit 100.
  • the first through hole 331 corresponds to the first side through holes 121, that is, the height of the first through hole 331 from the base plate 110 and the first through hole from the base plate 110. It means that the height of the 121 is approximately the same.
  • An elastic body such as a restoring string having elasticity may pass through the first through hole 331 of the rotating unit 300, and both ends of the elastic body may pass through the first side through holes 121. It may be fixed to the base unit 100.
  • both ends of the restoring string may be tied to each other outside the base unit 100.
  • the restoration string may be fixed to the base unit 100 through various methods by passing through the first through hole 331 of the rotation unit 300. Accordingly, when the rotating unit 300 is engaged in the cover unit 400 and rotated in one direction so that a string such as a shoe is wound on the outer circumferential surface of the rotating unit 300, the restoration unit having elasticity also increases its length while the rotating unit is extended. It is wound up at 300.
  • the restoration string may be wound in a space between the second wing 322 and the third wing 323.
  • the elastic body may be any object having elasticity in addition to the restoring string.
  • an elastic string such as a tension spring, a spring, and a rubber band may be used.
  • the base unit 100 has first side through holes 121, but the present invention is not limited thereto.
  • the base unit 100 may have a groove or a protrusion therein without having the first side through holes 121, and both ends of the elastic body such as a restoration string may be formed in the groove or the protrusion inside the base unit 100. It may be fixed.
  • one end of the restoring string is fixed to a groove or a protrusion inside the base unit 100, and the other end thereof is fixed to a portion of the rotating unit 300, for example, a groove or a protrusion (not shown) of the third wing 323. May be
  • the rotating unit 300 may have a second through hole 332 penetrating the rotating unit 300 in the space between the first wing portion 321 and the second wing portion 322 as shown in FIG. have.
  • the second through hole 332 may correspond to the second side through holes 122 of the base unit 100.
  • the second through hole 332 corresponds to the second side through holes 122, that is, the height of the second through hole 332 from the base plate 110 and the second side through hole from the base plate 110. It means that the heights of the 122 are approximately the same.
  • the string of shoes or the like passes through any one of the second side through holes 122 of the base unit 100 and passes through the second through hole 332 of the rotating unit 300, and then again. It may pass through the other one of the two side through-holes (122). Accordingly, when the rotating unit 300 is rotated in one direction by engaging the cover unit 400, the string is wound around the rotating unit 300. Specifically, the string is wound in the space between the first wing 321 and the second wing 322 of the rotating unit 300. Through this, the winding of the string such as shoes can be made.
  • the ratchet protrusion 460 and the corresponding protrusion 250 also meet each other, but the wedge shape of the ratchet protrusion 460 and the corresponding protrusion 250 permits the rotation in the one direction of the cover unit 400 and covers the cover.
  • the rotation of the cover unit 400 and the rotation unit 300 in the other direction in the opposite direction from the position is restricted.
  • the ratchet protrusion 460 and the corresponding protrusion 250 are also spaced apart, so that the rotating unit 300 is used for restoring force of an elastic body such as a restoring string. It can be rotated in the other direction of the opposite direction of the one direction, thereby allowing the string that was wound on the rotary unit 300 can be unwound from the outer peripheral surface of the rotary unit 300.
  • the present invention is not limited thereto, and the rotation unit 300 may not have the second through hole 332.
  • one end of the string such as shoes passes through any one of the second side through holes 122 of the base unit 100 and is fixed to the rotating unit 300, and the other end of the string such as shoes is the base unit 100 It may be to be fixed to the rotating unit 300 by passing through the other one of the second side through hole (122) of.
  • the rotary unit 300 may have at least one fixing protrusion for fixing the string.
  • the rotation support unit 130 and the rotation support protrusion 132 of the base unit 100 may interact with the second wing unit 322 of the rotation unit 300.
  • the rotary unit 300 has a rotary protrusion 322a protruding downwardly (-z direction) at the radial end of the second blade portion 322, and below the second blade portion 322 (-z direction).
  • a portion of the surface adjacent to the rotation protrusion 322a is adjacent to the rotation support protrusion 132 of the base unit 100 or contacts the rotation support protrusion 132, so that the rotation unit 300 rotates when the rotation unit 300 (
  • the position of the central axis of rotation of 300 may be constant without moving relative to the base unit 100.
  • the rotary unit 300 may be formed of a resin and / or metal.
  • FIG. 7 is a bottom perspective view schematically illustrating the cover unit 400 of FIG. 1.
  • the cover unit 400 may be coupled to the middle unit 200 to be rotatable with respect to the middle unit 200.
  • the cover unit 400 may rotate in one direction together with the rotating unit 300.
  • the cover unit 400 has a corresponding catching portion 410 protruding in the radial direction.
  • the corresponding catching portion 410 of the cover unit 400 grips the upper catching portion 221 and / or the lower catching portion 222 of the middle unit 200 so that the cover unit 400 is the middle unit. And may be rotatably coupled relative to 200.
  • the cover unit 400 is the distance from the base unit 100 is variable and the rotating unit 300 It may be engaged or spaced apart from the rotating unit (300).
  • the cover unit 400 may be engaged with the rotating unit 300 to be rotated in one direction together with the rotating unit 300, and the corresponding catching portion 410 may be provided.
  • the ratchet protrusion 460 and the corresponding protrusion 250 are spaced apart as the cover unit 400 is spaced apart from the rotating unit 300, and the rotating unit 300 is covered with the cover unit 400. Irrespective of the movement of the can be rotated in the other direction, the one direction or the opposite direction.
  • the cover unit 400 has a second engagement portion 450 on the bottom surface of the rotation unit 300 direction (-z direction).
  • the second engagement portion 450 is shown to have a convex protrusion shape, but may be a concave groove shape, and may be deformed according to the shape of the first engagement portion 310 of the rotating unit 300. to be.
  • the rotation unit 300 may be rotated together with the cover unit 400.
  • the first engagement portion may have various shapes such as polygons, ellipses, or asymmetrically distorted circles, and may have a configuration of pins and pinholes.
  • the cover unit 400 has a central axis 430 as shown in FIG. 7, and the corresponding catching portion 410 is understood to be an end portion of a disk shape extending radially from the central axis 430. May be
  • the cover plate 420 may be positioned above the central axis 430 (+ z direction).
  • Side plate 440 which can be understood as a portion bent at an approximately 90 degree angle of the edge of the cover plate 420, as shown in Figure 2 when the cover unit 400 is coupled to the middle unit 200 It may cover at least a portion of the outer peripheral portion of the middle unit 200. In FIG. 2, the side plate 440 covers most of the outer circumferential surface of the upper housing 210 of the middle unit 200.
  • Various components of the cover unit 400 may be integrally formed of resin, metal, or the like. Of course, as described below, some components may be coupled to the central axis 430 as a separate component separated from the central axis 430 and the like, in which case such some components may be formed of a resin or a metal. .
  • the cover unit 400 is a rotating unit In conjunction with the 300 can be rotated in one direction with the rotary unit 300, thereby allowing the string to be wound on the outer peripheral surface of the rotary unit (300).
  • the rotating unit 300 May be rotated in the other direction, that is, the unwinding direction, in the opposite direction to one direction, regardless of the movement of the cover unit 400, thereby allowing the string wound on the outer circumferential surface of the rotating unit 300 to be unwound. That is, the winding and unwinding of the string may be easily performed according to a relative position between the corresponding catching portion 410 of the cover unit 400 and the upper catching portion 221 and the lower catching portion 222 of the middle unit 200. Can be.
  • the user is relative to the corresponding engaging portion 410 of the cover unit 400 and the upper engaging portion 221 and the lower engaging portion 222 of the middle unit 200.
  • the corresponding catching part 410 is located in a first space below the lower catching part 222 while the corresponding catching part 410 is located in a second space between the upper catching part 221 and the lower catching part 222.
  • an impact may be applied to the upper locking portion 221 and / or the lower locking portion 222 of the middle unit 200, and accordingly, the upper locking portion 221 of the middle unit 200 may be repeatedly used. ) And / or lower locking portion 222 may be damaged.
  • the string winding and unwinding apparatus when the upper catching portion 221 and / or the lower catching portion 222 of the middle unit 200 is damaged, the base unit 100 and the rotating unit 300 are damaged. And since the cover unit 400 only needs to replace the middle unit 200 while remaining intact, it is possible to facilitate the maintenance and proceed quickly.
  • maintenance is performed by simply replacing a screw-fitted part or inserting a unit to be replaced, without using special expertise or a specific tool for maintenance. This has the advantage that users can easily use the maintenance directly.
  • the middle unit 200 is integral with the base unit 100, all of the components must be replaced when the upper locking portion 221 and / or the lower locking portion 222 is damaged. In this case, since all the components connected to the strings such as shoes and the rotation unit 300 are separated from the strings such as shoes, the maintenance is very difficult and takes a long time even if the maintenance is in progress. Will not be.
  • a slippery film is formed on the surfaces of the upper catching portion 221 and / or the lower catching portion 222 and / or the corresponding catching portion 410, or elastic and / or By making it flexible, it is possible to reduce the possibility of breakage by friction in the use process.
  • the impact may be applied to the corresponding catching portion 410 of the cover unit 400, not the upper catching portion 221 and / or the lower catching portion 222 of the middle unit 200. Therefore, the corresponding catching portion 410 of the cover unit 400 may be damaged according to repeated use.
  • the base unit 100, the middle unit 200 and the rotating unit 300 are left as they are. Since only the cover unit 400 needs to be replaced, maintenance can be easily and quickly performed. If the cover unit 400 is integral with the rotating unit 300, all the components must be replaced when the corresponding catching part 410 is damaged, and in this case, the one connected to the string such as shoes Since the operation of separating the components and the base unit 100 and the like and the string of shoes, etc. will be accompanied, the maintenance is very difficult and even if the maintenance is going to take a long time.
  • FIG. 8 is a cross-sectional view of a portion of the string winding and unwinding device of FIG. 1.
  • the corresponding catching portion 410 is located in the first space below the lower catching portion 222 so that the cover unit 400 rotates.
  • the cover unit 400 and the rotation unit 300 are wound by rotation in one direction.
  • the corresponding catching part 410 is located in the second space between the upper catching part 221 and the lower catching part 222 so that the cover unit 400 is spaced apart from the rotating unit 300.
  • the rotation unit 300 shows a state in which the unwinding of the string is possible as the cover unit 400 rotates in the other direction, which is opposite to one direction, regardless of the cover unit 400.
  • the upper housing 210 of the upper locking portion 221 is disposed rather than the distance d1 between the first portion adjacent to the upper housing 210 of the upper locking portion 221 and the base plate 110.
  • the distance d2 between the second portion (the end portion in the direction of the center axis 430) and the base plate 110 far from) may be shorter.
  • the user may engage the corresponding catching portion 410 of the cover unit 400 and the upper catching portion 221 and the lower catching portion 222 of the middle unit 200. It is necessary to control the relative position of wah.
  • the user manipulates the corresponding catching part 410 to be positioned in the first space below the lower catching part 222 while the corresponding catching part 410 is located in the second space between the upper catching part 221 and the lower catching part 222. Press the cover unit 400 in the direction of the base unit 100.
  • the corresponding catching portion 410 of the cover unit 400 is located in the second space between the upper catching portion 221 and the lower catching portion 222 while being located in the first space below the lower catching portion 222.
  • the user pulls the cover unit 400 in a direction away from the base unit 100 (+ z direction).
  • the first portion and the base plate adjacent to the upper housing 210 of the upper locking portion 221 is greater than the distance d1 between the portions 110.
  • the upper locking portion 221 has a sagging shape toward the base plate 110 so that the closer to the base plate 110 as the distance away from the inner peripheral surface (210a) of the upper housing 210. Can be.
  • the present invention is not limited thereto, and the upper locking part 221 may have a shape that does not sag in the direction of the base plate 110.
  • the user when the user is controlled to be located in the first space below the lower locking portion 222 in a state where the corresponding locking portion 410 is located in the second space between the upper locking portion 221 and the lower locking portion 222.
  • the user may press the cover unit 400 in the direction of the base unit 100. If necessary, it may be necessary to prevent the cover unit 400 from moving excessively in the direction of the base unit 100. This may be implemented by using the partition wall 240 of the middle unit 200.
  • the partition wall 240 may be located closer to the base plate 110 than the lower locking portion 222 and may have a shape protruding from the upper housing 210 in an inner direction (direction of the center axis 430). .
  • the corresponding catching portion 410 of the cover unit 400 is located in the space below the lower catching portion 222, excessive movement of the corresponding catching portion 410 in the direction of the base unit 100 is such a partition wall 240. Can be effectively prevented.
  • the cover unit 400 is engaged with the rotating unit 300, in this case, the cover unit 400 and the rotating unit
  • the 300 may rotate only in one predetermined direction by the action of the ratchet protrusion 460 and the corresponding protrusion 250. This is because when the rotating unit 300 rotates in the other direction irrespective of the user's intention, the string wound on the rotating unit 300 may be unwound regardless of the user's intention.
  • the corresponding protrusion 250 may be located on a surface of the lower wall 222 in the direction (+ z direction) of the partition wall 240.
  • the cover unit 400 has a one-way ratchet protrusion 460 (see FIG. 7), and when the corresponding catching portion 410 is positioned in the first space below the lower catching portion 222, the corresponding protrusion ( 250 may be engaged with ratchet protrusion 460.
  • the cover unit 400 may rotate only in one direction predetermined with respect to the middle unit 200, thereby engaging the cover unit 400.
  • the rotating unit 300 may also rotate only in one predetermined direction.
  • the corresponding catching part 410 has a first space below the lower catching part 222.
  • the cover unit 400 may be rotated only in a clockwise direction (ie, a winding direction).
  • a clockwise direction ie, a winding direction.
  • the corresponding protrusion 250 is the ratchet protrusion 460. Can be spaced apart.
  • the middle unit 200 may have a locking support 230.
  • the locking support 230 extends inwardly (in the direction of the center axis 430) from the upper housing 210 so that a space exists between the locking support 230 and the inner circumferential surface 210a of the upper housing 210. It may have a bent shape.
  • the locking support part 230 may include a first part 231 extending inwardly from the upper housing 210 and a second part 233 extending in a direction intersecting with the first part 231 (-z direction). And, it may have a bent portion 232 between the first portion 231 and the second portion 233. Accordingly, a space may exist between the second portion 233 of the locking support 230 and the inner circumferential surface 210a of the upper housing 210.
  • the locking support 230 may be integrated with the upper housing 210 as shown in FIG. 9.
  • the upper locking portion 221 and the lower locking portion 222 may be located on a surface in a direction (center axis 430 direction) away from the upper housing 210 of the locking support 230.
  • the upper locking portion 221 and the lower locking portion 222 may be integral with the locking support 230.
  • the corresponding catching portion 410 is between the upper catching portion 221 and the lower catching portion 222.
  • the second space of the lower locking portion 222 is moved to the first space or vice versa.
  • a space exists between the locking support 230 and the inner circumferential surface 210a of the upper housing 210, so that the locking support 230 is the inner circumferential surface of the upper housing 210 when the corresponding locking portion 410 moves. Slightly bent in the direction of 210a and then moved back to the original position when the movement of the corresponding catching part 410 is completed.
  • the corresponding catching portion 410, the upper catching portion 221 and / or the lower catching portion 222 can be effectively prevented from being damaged as the corresponding catching portion 410 moves, and the cover unit of the user ( 400) ease of operation can be further improved.
  • an additional locking portion located closer to the base plate 110 than the lower locking portion 222 as shown in FIG. 223 may be positioned on the locking support 230.
  • the additional locking portion 223, like the upper locking portion 221 and the lower locking portion 222, on the surface of the direction away from the upper housing 210 of the locking support portion 230 (center axis 430 direction) Can be located.
  • the additional locking portion 223 may serve to define the first space below the lower locking portion 222 together with the lower locking portion 222.
  • the additional catching part 223 serves to prevent the cover unit 400 from moving excessively in the direction of the base unit 100 by limiting the movement of the corresponding catching part 410 in the direction of the base plate 110. can do.
  • the additional locking portion 223, between the lower locking portion 222 and the partition wall 240 may serve to limit the first space. The same is true in the above-described and / or embodiments and variations thereof.
  • the locking support part 230 has a shape extending inwardly (in the direction of the center axis 430) from the upper housing 210.
  • the locking support part 230 has a shape bent a plurality of times while extending inwardly from the upper housing 210 so that a space exists between the inner circumferential surface 210a of the upper housing 210.
  • the locking support 230 is bent a plurality of times so that at least two convex portions exist in the direction away from the upper housing 210 (the direction of the central axis 430).
  • the upper locking portion 221 and the lower locking portion 222 may be understood to be convex portions of the locking support 230.
  • the locking support 230 may be integrated with the upper housing 210 as shown in FIG. 10.
  • the corresponding catching portion 410 When the user presses the cover unit 400 toward the base unit 100 or pulls away from the base unit 100, the corresponding catching portion 410 is between the upper catching portion 221 and the lower catching portion 222. In the state located in the second space of the lower locking portion 222 is moved to the first space or vice versa. As described above, a space exists between the locking support 230 and the inner circumferential surface 210a of the upper housing 210, so that the locking support 230 is the inner circumferential surface of the upper housing 210 when the corresponding locking portion 410 moves. When the movement of the corresponding catching portion 410 is completed by moving in a manner such as slightly bending in the direction of 210a, it may be returned to its original position.
  • the corresponding catching portion 410, the upper catching portion 221 and / or the lower catching portion 222 can be effectively prevented from being damaged as the corresponding catching portion 410 moves, and the cover unit of the user ( 400) ease of operation can be further improved.
  • the distal end portion in the direction of the base plate 110 moves away from the inner circumferential surface 210a of the upper housing 210 (center axis 430 direction). It can be made to have a shape toward).
  • This distal end may be understood as an additional catch 223 as described above with reference to FIG. That is, the distal end may serve as an additional catching part 223 to define a first space under the lower catching part 222 together with the lower catching part 222.
  • the additional catching part 223 serves to prevent the cover unit 400 from moving excessively in the direction of the base unit 100 by limiting the movement of the corresponding catching part 410 in the direction of the base plate 110. can do.
  • the locking support 230 having a plurality of bent shapes extends inwardly from the upper housing 210 and described as being integral with the upper housing 210, but the present invention is not limited thereto. no.
  • the middle unit 200 of the string winding and unwinding device according to the present embodiment is a flexure ( 230 ').
  • the flexure 230 ′ may be mounted to a through hole or a groove penetrating the upper housing 210.
  • a portion of the flexure 230 ′ is inserted into the through hole penetrating the upper housing 210, and thus the flexure 230 ′ is fixed to the upper housing 210.
  • Most of the flexure 230 ′ is positioned inside the upper housing 210. That is, when the flexure 230'is fixed to the upper housing 210, most of the upper housing 210 except for the portion used to be fixed to the upper housing 210 of the flexure 230 '. It is located inside.
  • the flexure 230 ′ may have a shape similar to that of the locking support 230 having the shape bent a plurality of times described above with reference to FIG. 10. That is, the flexure 230 ′ has a bent shape such that a space exists between the flexure 230 ′ and the inner circumferential surface 210 a of the upper housing 210. Specifically, the flexure 230 ′ is bent a plurality of times so that at least two convex portions exist in a direction away from the upper housing 210 (in the direction of the center axis 430). The upper locking portion 221 and the lower locking portion 222 may be understood to be convex portions of the flexure 230 '.
  • the flexure 230 ′ may be formed using a resin, a metal plate, or the like, and preferably may have elasticity.
  • the corresponding catching portion 410 is between the upper catching portion 221 and the lower catching portion 222. In the state located in the second space of the lower locking portion 222 is moved to the first space or vice versa. As described above, a space exists between the flexure 230 'and the inner circumferential surface 210a of the upper housing 210, so that the flexure 230' is moved to the upper housing 210 when the corresponding catching part 410 moves. Slightly moved in the direction of the inner circumferential surface 210a, and when the movement of the corresponding catching portion 410 is completed, it may be returned to its original position.
  • the corresponding catching portion 410, the upper catching portion 221 and / or the lower catching portion 222 can be effectively prevented from being damaged as the corresponding catching portion 410 moves, and the cover unit of the user ( 400) ease of operation can be further improved.
  • the cover unit of the user ( 400) ease of operation can be further improved.
  • the flexure 230 ' is damaged due to repeated use by the user, only the flexure 230' needs to be replaced, thereby greatly improving the ease of maintenance of the string winding and unwinding device.
  • the flexure 230 ′ having a plurality of bent shapes has a distal end in the direction of the base plate 110 away from the inner circumferential surface 210a of the upper housing 210 (center axis 430).
  • This distal end may be understood as an additional catch 223 as described above with reference to FIG. That is, the distal end may serve as an additional catching part 223 to define a first space under the lower catching part 222 together with the lower catching part 222.
  • the additional catching part 223 serves to prevent the cover unit 400 from moving excessively in the direction of the base unit 100 by limiting the movement of the corresponding catching part 410 in the direction of the base plate 110. can do.
  • the upper locking portion 221 and the lower locking portion 222 may have a concave shape. That is, the upper locking portion 221 and the lower locking portion 222 may be understood to be concave portions formed on the inner circumferential surface 210a of the upper housing 210.
  • the cover unit 400 when at least a part of the corresponding catching part 410 is located in the lower catching part 222, the cover unit 400 is engaged with the rotating unit 300, and at least a part of the corresponding catching part 410 is the upper catching part. When positioned in 221, the cover unit 400 may be spaced apart from the rotating unit 300.
  • the corresponding catching portion 410 when the corresponding catching portion 410 moves in the state of being located in the upper catching portion 221 to be located in the lower catching portion 222 or vice versa, the movement is easy. It is necessary to do it.
  • at least a part of the corresponding catching portion 410 may be flexible.
  • the distal end portion (in the upper housing 210 direction) of the corresponding catching portion 410 may be flexible.
  • the distal end of the corresponding catching portion 410 can be made flexible by including a rubber or leaf spring.
  • at least a part of the corresponding catching part 410 is flexible may be applied to the above-described embodiments, the following embodiments, or modifications thereof with reference to other drawings in addition to the present embodiment.
  • the groove 430a is formed on the outer surface of the central axis 430 of the cover unit 400.
  • the corresponding catching portion 410 may be fitted to the groove (430a).
  • at least a part of the corresponding catching part 410 may be flexible.
  • the distal end portion (in the upper housing 210 direction) of the corresponding catching portion 410 may be flexible.
  • it can be made flexible by including the counterpart 410 itself or the distal end of the counterpart 410 such as rubber or leaf spring.
  • the groove 430a is formed on the outer surface of the central axis 430 of the cover unit 400 and the corresponding catching portion 410 is fitted to the groove 430a, in addition to the present embodiment in another drawing
  • the same may be applied to the above-described embodiments, the following embodiments, or variations thereof.
  • the groove 430a is formed on the outer surface of the central axis 430 may be understood to mean that the through hole penetrating the central axis 430 is formed. This is because a part of the through hole may be interpreted as a groove of the outer surface of the central axis 430.
  • the ratchet protrusion 460 and the corresponding protrusion 250 are engaged with each other, and the ratchet when the cover unit 400 is spaced apart from the rotary unit 300.
  • the protrusion 460 and the corresponding protrusion 250 are spaced apart from each other.
  • the ratchet protrusion 460 is located on the bottom surface of the cover plate 400 in the direction of the base plate 110 (-z direction), and the corresponding protrusion ( 250 is formed in the middle unit 200, but the corresponding projection 250 is shown as protruding toward the cover unit 400.
  • FIGS. 1 when the embodiments of the present invention have been described, the ratchet protrusion 460 is located on the bottom surface of the cover plate 400 in the direction of the base plate 110 (-z direction), and the corresponding protrusion ( 250 is formed in the middle unit 200, but the corresponding projection 250 is shown as protruding toward the cover unit 400.
  • the ratchet protrusion 460 is disposed on the lower surface of the base plate 110 direction (-z direction) of the central axis 430 or the base plate 110 direction ( ⁇ ) of the corresponding engaging portion 410. It is shown that it is located on the lower surface of the z direction, and the corresponding projection 250 is located on the upper surface of the cover unit 400 direction (+ z direction) of the partition wall 240.
  • the present invention is not limited thereto.
  • the corresponding protrusion 250 is an upper housing of the partition wall 240. 210 may be located on the inner surface in the center direction.
  • FIG. 15 which is a cross-sectional view of a portion of the cover unit 400 that may be used together with the middle unit 200 of FIG. 14, the ratchet protrusion 460 also has a central axis 430 of the cover unit 400.
  • the ratchet protrusion 460 is engaged with the corresponding protrusion 250 or the corresponding protrusion depending on the distance between the cover unit 400 and the base plate 110. May be spaced apart from 250.
  • the central axis 430 of the cover unit 400 may have a shape extending further in the lower direction (-z direction) than the position of the corresponding catching part 410.
  • FIG. 16 is a perspective view schematically showing a shoe according to another embodiment of the present invention.
  • the shoe according to the present embodiment has a string winding and unwinding device 1 according to any of the above-described embodiments or variants thereof.
  • the string winding and unwinding device 1 may be attached on the tongue T of the shoe so that the string S is connected to the string winding and unwinding device 1.
  • the string winding and unwinding device 1 may be attached to other parts, such as the heel portion of the side or the back of the shoe.
  • the string S of the shoe passes through any one of the second side through holes 122 of the base unit 100, passes through the second through hole 332 of the rotation unit 300, and then It may pass through the other one of the two side through-holes (122). Accordingly, when the rotating unit 300 is rotated in one direction by engaging the cover unit 400, the string S is wound around the rotating unit 300. As the winding of the string (S) is made in this way, the shoe can be in close contact with the foot of the user.
  • the rotation unit 300 when the rotation unit 300 is spaced apart from the cover unit 400 in such a state, the rotation unit 300 may be rotated in the other direction, which is the opposite direction of one direction, accordingly to the rotation unit 300
  • the wound string S may be unwound from the outer circumferential surface of the rotating unit 300.
  • FIG. 16 illustrates a shoe
  • the string winding and unwinding device according to the above-described embodiments and modifications thereof is mounted on various items requiring locking by a string such as a hat, a belt, a watch, a bag, and a garment, in addition to the shoe.
  • a string such as a hat, a belt, a watch, a bag, and a garment
  • various articles equipped with the string winding and unwinding devices according to the above-described embodiments and variations thereof will also be included in the scope of the present invention.
  • the base unit 100 of the string winding and unwinding device according to the present embodiment further includes a clip 140.
  • the clip portion 140 corresponds to the base plate 110 but has a shape extending from the base plate 110 so that a space exists between the base plate 110 and the base plate 110.
  • the clip part 140 may have a shape extending from the base plate 110 but bent to have a portion substantially parallel to the base plate 110.
  • the clip unit 140 may be integral with the base plate 110, or may be fixed to a separate component or the base plate 110.
  • the clip unit 140 may have a flexible property, such as a resin or a metal plate.
  • the string winding and unwinding device it is possible to easily detachable to the article to be used by the string winding and unwinding device by using the space between the base plate 110 and the clip portion 140.
  • the space between the base plate 110 and the clip part 140 is located at the heel tab HT or the tongue T, which is a part of the rear of the shoe that is adjacent to the ankle when worn.
  • the string winding and unwinding device can be easily attached to and detached from the shoe.
  • the base unit 100 may further include a rail 144 positioned on the bottom surface of the base plate 110 (-z direction) and extending in one direction (y-axis direction). .
  • the base plate 110 and the rail 144 is connected, but the width narrower than the width (in the x-axis direction) of the rail 144 It may also have a connecting portion 142 having.
  • the string winding and unwinding device can be used with the fastening clip 500 as shown in FIG.
  • the fastening clip 500 may have a shape bent a plurality of times as shown in FIG. 19.
  • the fastening clip 500 is bent twice, such that the first part 510 and the second part adjacent to each other ( 520 is approximately parallel but there is a space therebetween, and likewise, the third portion 530 adjacent to the second portion 520 and located opposite the first portion 510 is approximately parallel to the second portion 520.
  • the third portion 530 is disposed in the same plane but has a first guide rail 531 and a second guide rail 532 parallel to each other.
  • the fastening clip 500 as described above allows the string winding and unwinding device according to the present embodiment to be easily attached to and detached from various articles.
  • the third portion 530 may be mounted on the shoe such that the third part 530 is positioned outside the shoe by fitting the heel tab HT or the tongue T, which is an adjacent part.
  • the rail 144 of the string winding and unwinding device according to the present embodiment as shown in FIG. 18 has the first guide rail 531, the second guide rail 532, and the second part of the fastening clip 500. By fitting in the space between the (520), it can be easily mounted to the fastening clip (500).
  • connection part 142 may have a shape extending in one direction (y-axis direction) similarly to the rail 144.
  • the shape of the connection portion 142 corresponds to the shape of the space between the first guide rail 531 and the second guide rail 532 of the fastening clip 500, the user rotates the cover unit 400, etc.
  • the relative position with respect to the fastening clip 500 of the string winding and unwinding device can be fixed without change.
  • the shape of the connecting portion 142 is not limited thereto, and may be varied in various ways.

Landscapes

  • Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)

Abstract

La présente invention concerne un appareil d'enroulement et de déroulement de corde dont la configuration est simplifiée et la maintenance est facile, l'appareil comprenant : (i) une unité de base qui comporte une plaque de base et un logement inférieur cylindrique positionné sur la surface supérieure de la plaque de base ; (ii) une unité médiane qui comporte un logement supérieur cylindrique et des parties d'arrêt supérieure et inférieure qui sont positionnées sur le côté interne du logement supérieur ; (iii) une unité rotative dont au moins une partie est positionnée à l'intérieur du logement inférieur afin de pouvoir être rotative par rapport à l'unité de base ; et (iv) une unité à couvercle qui est accouplée à l'unité médiane afin d'être rotative par rapport à l'unité médiane, comporte une partie de contre-arrêt, peut être enclenchée avec ou séparée de l'unité rotative en ayant une distance variable à partir de l'unité de base, et peut être mise en rotation avec l'unité de rotation lorsqu'elle est enclenchée avec l'unité rotative.
PCT/KR2016/000321 2015-01-14 2016-01-13 Appareil d'enroulement et de déroulement de corde WO2016114568A1 (fr)

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KR10-2015-0006932 2015-01-14
KR1020150006932A KR101572605B1 (ko) 2015-01-14 2015-01-14 스트링 권취 및 권출 장치

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4136999A1 (fr) * 2021-08-18 2023-02-22 Chin-Chu Chen Dispositif de fixation
US11849810B2 (en) 2021-08-18 2023-12-26 Chin-Chu Chen Fastening device

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KR100986674B1 (ko) * 2010-07-15 2010-10-08 유디텔주식회사 탄성스트링 와인딩 및 언와인딩 장치
KR101025134B1 (ko) * 2010-10-11 2011-03-31 유디텔주식회사 동작 성능이 향상된 탄성스트링 와인딩 및 언와인딩 장치
KR101040372B1 (ko) * 2010-07-21 2011-06-10 소윤서 줄 길이 조절장치
KR20130053552A (ko) * 2011-11-15 2013-05-24 소윤서 줄 길이 조절장치

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KR100953398B1 (ko) * 2009-12-31 2010-04-20 주식회사 신경 신발끈 조임장치
KR100986674B1 (ko) * 2010-07-15 2010-10-08 유디텔주식회사 탄성스트링 와인딩 및 언와인딩 장치
KR101040372B1 (ko) * 2010-07-21 2011-06-10 소윤서 줄 길이 조절장치
KR101025134B1 (ko) * 2010-10-11 2011-03-31 유디텔주식회사 동작 성능이 향상된 탄성스트링 와인딩 및 언와인딩 장치
KR20130053552A (ko) * 2011-11-15 2013-05-24 소윤서 줄 길이 조절장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4136999A1 (fr) * 2021-08-18 2023-02-22 Chin-Chu Chen Dispositif de fixation
US11849810B2 (en) 2021-08-18 2023-12-26 Chin-Chu Chen Fastening device

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