WO2020050562A1 - Dispositif de réglage de corde - Google Patents

Dispositif de réglage de corde Download PDF

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Publication number
WO2020050562A1
WO2020050562A1 PCT/KR2019/011239 KR2019011239W WO2020050562A1 WO 2020050562 A1 WO2020050562 A1 WO 2020050562A1 KR 2019011239 W KR2019011239 W KR 2019011239W WO 2020050562 A1 WO2020050562 A1 WO 2020050562A1
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WO
WIPO (PCT)
Prior art keywords
housing
string
knob
gear
base
Prior art date
Application number
PCT/KR2019/011239
Other languages
English (en)
Korean (ko)
Inventor
김석환
Original Assignee
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
Priority claimed from KR1020190107510A external-priority patent/KR102314745B1/ko
Application filed by 김석환 filed Critical 김석환
Priority to CN201980073095.0A priority Critical patent/CN112969379B/zh
Priority to US17/273,786 priority patent/US11771179B2/en
Publication of WO2020050562A1 publication Critical patent/WO2020050562A1/fr
Priority to US18/241,196 priority patent/US20230404214A1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41F—GARMENT FASTENINGS; SUSPENDERS
    • A41F1/00—Fastening devices specially adapted for garments
    • 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
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C13/00—Details; Accessories
    • A45C13/30—Straps; Bands

Definitions

  • the present invention is coupled to products, including shoes, bags, clothing, gloves, hats, etc., to provide a string, rope, wire, band, tape, strap, etc. It relates to a strap adjustment device that can adjust the winding length.
  • products including shoes, bags, backpacks, clothes, gloves, hats, etc.
  • a string or similar rope, wire, band or strap When using a product to which such a string is applied, the user can use it by pulling on both ends of the string and loosening it again.
  • a shoe to which a string is applied has a string for closely contacting the user's foot. These laces can be tied after being tightened by pulling at both ends after being zigzag in the shoe by the user.
  • the wearer When the wearer wears the shoe with the conventional laces, the wearer must loosen the shoe laces and re-tighten them before tying them. And when taking off the shoes, the wearer has to untie the laces tied to the shoes again. In this way, the shoe with the conventional lace has a disadvantage that it is very cumbersome to use.
  • the conventional string tightening device has a disadvantage in that the structure is complicated and the number of parts increases, so that the size of the string tightening device becomes large. Therefore, the conventional string fastening device has a problem in that it is difficult to apply to a wearable product or an apparel product having a large size, which affects aesthetics such as underwear or fashion shoes, a hat, a bag, and a wallet, or an important size. .
  • the present invention is proposed to solve the above problems, and the object of the present invention is that the user can easily tighten or loosen the fastening strap applied to a wearable product including shoes, bags, clothing, hats, gloves, and the like. It is to provide a strap adjustment device that is easy to use.
  • Another object of the present invention is to provide a string tightening device that improves assembly and productivity by minimizing the number of parts in charge of an operating function among the internal structures of the device.
  • Another object of the present invention is to provide a string fastening device that can be easily assembled and disassembled, minimizing the assembly process, and easily replacing parts, so that the user can directly perform maintenance.
  • Another object of the present invention is to reduce the size, diameter, or volume to make it compact and to easily apply to various products such as wearable products including shoes, bags, clothing, hats, gloves, etc., for convenience and aesthetics. It is to provide a string tightening device to improve the sense.
  • Another object of the present invention is to provide a string tightening device that can extend the range of the applied product by allowing one or two or more strings to be wound and tightened simultaneously.
  • the present invention is a fixed unit including a base, a housing connected to the base and provided with a space therein;
  • It includes a rotating unit connected to the housing to rotate or move a certain section along a direction parallel to the axis, a rotating unit including a bobbin that is disposed inside the fixing unit and rotates according to the rotation of the knob to wind a string.
  • the housing includes a reference locking portion, a separation preventing portion that is spaced apart from the reference locking portion and prevents the separation of the knob,
  • the knob corresponds to the departure preventing portion, a first extension portion for forming a departure prevention counter for preventing departure from the housing, a second extension for forming a winding crystal protrusion for determining a winding and release mode, and the first It provides a strap adjustment device including a clearance groove formed between the first extension and the second extension.
  • the present invention is a fixed unit including a base, a housing connected to the base and provided with a space therein;
  • It includes a rotating unit connected to the housing to rotate or move a certain section along a direction parallel to the axis, a rotating unit including a bobbin that is disposed inside the fixing unit and rotates according to the rotation of the knob to wind a string.
  • the housing includes a reference locking portion, a separation preventing portion that is spaced apart from the reference locking portion and prevents the separation of the knob,
  • the knob includes a first extension portion and a second extension portion, a clearance groove portion formed at both sides of the second extension portion, and a surface corresponding to the departure prevention portion in the second extension portion, the departure prevention correspondence portion It provides a string adjustment device formed on the other side of the anti-separation counterpart formed winding projection.
  • the present invention is a fixed unit including a base, a housing connected to the base and provided with a space therein;
  • Rotation unit including a bobbin to be wound includes,
  • the housing includes a reference locking portion, a separation preventing portion that is spaced apart from the reference locking portion and prevents the separation of the knob,
  • the knob corresponds to the departure preventing portion, a first extension portion for forming a departure prevention counter for preventing departure from the housing, a second extension for forming a winding crystal protrusion for determining a winding and release mode, and the first It provides a strap adjustment device including a clearance groove formed between the first extension and the second extension.
  • the second extension part is made of an elastic body that is restored after being moved in a radial direction when the winding crystal protrusion part rides over the reference locking part.
  • first extension portion and the second extension portion are repeatedly disposed with each other along the circumferential surface of the knob.
  • the distance from the center of the rotation axis of the knob to the outer peripheral surface of the first extension part is the distance from the center of the rotation axis of the knob to the outer peripheral surface of the second extension part. It is preferably made larger than.
  • the knob includes a reverse rotation preventing portion having a gear value protruding toward the base therein, a driving gear portion protruding towards the base inside, and a driving gear portion formed at a center side based on the reverse rotation preventing portion,
  • the housing includes a first housing and a second housing disposed inside the first housing,
  • the second housing is provided with an anti-rotation arm portion coupled to the anti-rotation portion to prevent reverse rotation of the knob,
  • the bobbin has a driven gear portion coupled to the driving gear portion to rotate the bobbin.
  • the reverse rotation preventing portion and the reverse rotation preventing arm portion is formed gear teeth in a direction parallel to the axial direction
  • the drive gear portion and the driven gear portion have gear teeth formed in a direction parallel to the axial direction.
  • the anti-rotation arm portion is molded and extended integrally with the second housing, has a free end, and a gear tooth protruding in the direction toward the knob is formed, and the protruding gear value of the anti-rotation arm is the anti-rotation arm portion. It is preferable that the space portion is formed at the bottom of the anti-rotation arm portion so that the free end portion moves in a direction parallel to the shaft when riding over the protruding gear value of.
  • the inclined direction of the protruding gear teeth of the reverse rotation preventing part is made opposite to the inclined direction of the protruding gear teeth of the driving gear part, and the inclination angle of the gear teeth is different from that of the gear teeth of the driving gear part.
  • the gear value of the reverse rotation preventing portion is larger than the size of the gear value of the driving gear portion.
  • the gear teeth of the drive gear part have a larger inclination angle of the gear teeth than the inclination angle of the gear teeth of the reverse rotation preventing part.
  • the reverse rotation preventing arm portion has two or more inclined gear values.
  • the anti-rotation arm portion is preferably disposed in contact with or adjacent to the inner wall of the first housing so that its outer circumferential surface portion is restricted to be moved in the radial direction by the inner wall of the first housing.
  • the housing includes a first housing coupled to the base or integrally molded, and a second housing disposed inside the first housing.
  • the first housing has a first fitting protrusion protruding in a radial direction on the bottom side, and the base has a first fitting groove part fitted in correspondence with the first fitting protrusion.
  • the second housing has one or more second fitting protrusions projecting radially on the bottom side, and the first housing has a second fitting groove part fitted in correspondence with the second fitting protrusions.
  • the second fitting protrusion has an alignment protrusion having a larger size than one of the second fitting protrusions, and the second fitting groove has an alignment groove having one size corresponding to the alignment protrusion. It is preferably provided.
  • the first housing has a reinforcing rib protruding radially along the circumferential surface on the outer circumferential surface.
  • the first housing has an engaging projection that protrudes in the center direction on the inner circumferential surface
  • the second housing has an engaging groove that fits in correspondence with the engaging projection
  • the first housing has one or more string inserts having a hole shape through the bottom surface, and the second housing has another string insert corresponding to the string insert.
  • the bobbin has a pillar portion
  • the pillar portion has a long groove that is penetrated in a direction orthogonal to the axis in the center portion, and is provided with one or more string fitting grooves formed in parallel with the long groove or penetrating the long groove.
  • the string fitting grooves are formed at a constant angle with each other such that the long grooves are orthogonally penetrated or the inserted strings are arranged in a direction intersecting each other.
  • the bobbin includes a pillar portion through which a string is passed or tied and a string is wound, a first plate integrally formed with the pillar portion on an upper surface of the pillar portion, and a second plate integrally formed with the pillar portion on a lower surface of the pillar portion.
  • first plate and the second plate have guide grooves which are dug in the center of the shaft to guide the string.
  • the bobbin has a rotating shaft protrusion on a surface facing the base, and the base has a rotating shaft groove corresponding to the rotating shaft protrusion.
  • the bobbin has a rotation guide protrusion on a surface facing the base, and the base has a rotation guide groove that is fitted with the rotation guide protrusion to guide rotation of the bobbin.
  • the knob includes a gear plate coupled to the inner surface by engagement or adhesion or fusion, and the gear plate has a reverse rotation preventing portion formed with an inclined shape of a gear value protruding toward the base, and a gear value toward the base It is preferable to include a drive gear portion formed on the rotation center side based on the reverse rotation prevention portion.
  • first housing and the second housing are integrally molded and coupled to the base.
  • the strap adjustment device when the strap adjustment device is applied to a wearable product such as shoes, bags, and clothes, the user can easily tighten the strap for fastening by simply pressing the rotating unit to rotate. have.
  • the invention has an effect of improving assembly and productivity compared to existing products by minimizing the number of parts while being easy to disassemble and assemble.
  • the present invention has the effect of improving the workability of the maintenance by minimizing the assembly process and easy replacement of parts because the user can easily separate the rotating unit and the fixing unit during disassembly, which is easy to assemble and disassemble.
  • the present invention allows the user to maximize the tension of the string with a simple operation and can be easily applied to shoes or wearable products that require tension of the string.
  • the present invention can be applied to multiple strings at the same time to expand the applied product.
  • the present invention can be assembled by assembling the base to the product to which it is applied first, and then assembling the housing to the base, when applying the string fastening device of the present invention to products such as shoes by manufacturing the base in a separate type.
  • the present invention can further improve assembly and productivity by separating the assembly process of the product from the assembly process of the string fastening device.
  • 1 is a view showing the overall shape of the strap adjustment device for explaining the first embodiment of the present invention.
  • FIG. 2 is a plan view showing a strap adjustment device for explaining a first embodiment of the present invention.
  • Figure 3 is an exploded perspective view showing an exploded strap adjustment device of the first embodiment of the present invention.
  • Fig. 4 is an exploded perspective view of the strap adjusting device of the first embodiment of the present invention as viewed from the bottom.
  • FIG. 5 is a cross-sectional view of the portion A-A of FIG.
  • FIG. 6 is a perspective view showing the fixing unit of the first embodiment of the present invention.
  • FIG. 7 is a perspective view showing a rotating unit of the first embodiment of the present invention.
  • FIG. 8 is a perspective view showing the base of the first embodiment of the present invention.
  • FIG. 9 is a perspective view showing the housing of the first embodiment of the present invention.
  • FIG. 10 is a perspective view of the housing of the first embodiment of the present invention as viewed from the bottom.
  • FIG. 11 is a perspective view showing a first housing of the housing of the first embodiment of the present invention.
  • FIG. 12 is a perspective view of the first housing of the first embodiment of the present invention as viewed from the bottom.
  • FIG. 13 is a perspective view showing a second housing of the housing of the first embodiment of the present invention.
  • FIG. 14 is a perspective view of the second housing of the first embodiment of the present invention as viewed from the bottom.
  • 15 is a perspective view of the knob of the first embodiment of the present invention as viewed from the bottom.
  • 16 is a perspective view showing the bobbin of the first embodiment of the present invention.
  • FIG. 17 is a front view of FIG. 16.
  • 19 is a view for explaining the operation process of the first embodiment of the present invention.
  • 20 is a view for explaining the winding release state of the first embodiment of the present invention.
  • 21 is a view for explaining a second embodiment of the present invention.
  • FIG. 22 is a view for explaining a third embodiment of the present invention.
  • FIG. 23 is a view for explaining a fourth embodiment of the present invention.
  • 24 is a view for explaining a fifth embodiment of the present invention.
  • 25 is a view for explaining a sixth embodiment of the present invention.
  • FIG. 26 is a cross-sectional view of FIG. 25 taken along line C-C.
  • FIG. 27 is a view for explaining a seventh embodiment of the present invention.
  • 29 is a cross-sectional view of the string adjusting device for explaining the ninth embodiment of the present invention taken along the axial direction.
  • FIG. 30 is an exploded perspective view of FIG. 29.
  • FIG. 31 is a perspective view showing a first housing for explaining a ninth embodiment of the present invention.
  • FIG. 32 is a view showing a side surface of a first housing to describe a ninth embodiment of the present invention.
  • FIG 33 is a perspective view of the knob viewed from the bottom to illustrate a ninth embodiment of the present invention.
  • 34 is a perspective view showing a string adjusting device for explaining a tenth embodiment of the present invention.
  • 35 is an exploded perspective view showing an exploded string adjusting device for explaining a tenth embodiment of the present invention.
  • 36 is an exploded perspective view of the string adjusting device disassembled and viewed from the bottom to explain a tenth embodiment of the present invention.
  • FIG. 37 is a cross-sectional view of FIG. 28 taken in the vertical direction.
  • the string is defined as having a length such as a rope, wire, band, tape, strap, string or chain (for necklace), etc. I will do it.
  • FIG. 1 is a perspective view for explaining a first embodiment of the present invention
  • FIG. 2 is a plan view of FIG. 1, showing a string adjusting device.
  • the strap adjusting device of the first embodiment of the present invention includes a fixing unit 100 and a rotating unit 500 rotatably coupled to the fixing unit 100.
  • the fixing unit 100 includes a base 200, a first housing 300, and a second housing 400 (see FIGS. 3 and 4).
  • the base 200 constituting the fixing unit 100, the first housing 300, and the second housing 400 are each made of independent parts and may be combined or integrally formed (see FIG. 6).
  • the first housing 300 and the second housing 400 constituting the fixing unit 100 may be integrally molded and coupled to the base 200.
  • the strap adjustment device As described above, when the base 200, the first housing 300, and the second housing 400 are integrally molded or the first housing 300 and the second housing 400 are integrally molded, the strap adjustment device As the number of parts is further reduced, assembly, productivity, and maintainability can be further improved.
  • the fixing unit 100 of the first embodiment of the present invention will be described as an example in which the base 200, the first housing 300, and the second housing 400 are manufactured and combined with respective parts.
  • the rotating unit 500 is coupled to the fixed unit 100 and can adjust the tension of the string while rotating.
  • the rotating unit 500 may move in a direction parallel to the axis to perform a winding mode in which the string is wound, or a release mode in which the tension of the string is loosened or the string can be released.
  • the above-described rotating unit 500 includes a knob 600 and a bobbin 700 (see FIGS. 3 and 4).
  • the knob 600 and the bobbin 700 constituting the rotating unit 500 may be manufactured of different parts, or combined or integrally formed (see FIG. 7). In this way, when the knob 600 and the bobbin 700 are integrally formed, the number of parts of the string adjusting device is further reduced, and assembleability, productivity, and maintainability can be further improved.
  • the rotating unit 500 of the first embodiment of the present invention will be described as an example that the knob 600 and the bobbin 700 are manufactured and combined with respective parts.
  • the base 200 includes a base housing portion 201, a base bottom portion 203, and an engaging extension portion 205, as shown in Figs. 2 to 6 and 8.
  • the base housing part 201 may be formed in a cylindrical shape with a space in the center portion.
  • the base housing part 201 includes at least one first string inserting part 207 on the upper surface.
  • the first string inserting portion 207 may have a tip portion of the base housing portion 201 that is dug toward the base bottom portion 203.
  • the first string inserting portion 207 may be disposed adjacently in plural.
  • the first string inserting portion 207 may be formed in the same shape and number at positions facing each other (see FIG. 8).
  • One or more strings may be fitted to the first string insertion unit 207.
  • the base bottom portion 203 is formed with a first fitting groove 209 on one side. The first fitting groove 209 serves to secure the first housing 300 by combining it with the base 200.
  • the base housing part 201 includes another fitting groove part 217 for fitting the first housing 300.
  • the fitting groove portion 217 of the base housing portion 201 may be formed of a hole penetrated radially with respect to the axis.
  • the first housing 300 is provided with a fitting protrusion 317 fitted to the fitting groove 217 of the base housing part 201 on its outer circumferential surface. Therefore, in the first housing 300, the first fitting protrusion 305 and the fitting protrusion 317 may be fitted to the first fitting groove 209 and the fitting groove 217, respectively, and coupled to the base 200.
  • the base bottom portion 203 is a bottom surface that closes the bottom surface of the base housing portion 201.
  • the base bottom portion 203 includes a rotation guide groove portion 211 and a rotation shaft groove portion 213.
  • the rotation guide groove portion 211 forms a cylindrical groove.
  • the bobbin 700 is fitted to the rotation guide groove 211 so that it can rotate freely.
  • the rotation guide groove portion 211 allows the bobbin 700 to rotate smoothly while maintaining the posture without being disengaged from the base bottom portion 203 when the bobbin 700 rotates and moves in a direction parallel to the axis.
  • the rotating shaft groove portion 213 may be formed of an opening or groove formed at the center of the shaft.
  • the rotation shaft groove portion 213 maintains the rotation center of the bobbin 700 when the shaft center portion of the bobbin 700 is fitted and the bobbin 700 rotates.
  • the coupling extension portion 205 extends partially or at all distances in the radial direction from the outer circumferential surface of the base housing portion 201.
  • the coupling extension 205 may be made of a synthetic resin material having excellent flexibility or elasticity.
  • the coupling extension portion 205 may be made of the same material as the base housing portion 201 and may be integrally molded.
  • the coupling extension 205 may be formed in a thin plate shape to increase flexibility.
  • the coupling extension 205 may be fixed to a wearable product such as shoes, bags, or clothing by sewing or bonding.
  • FIG. 9 is a view for explaining a first embodiment of the present invention and shows an example in which the first housing 300 and the second housing 400 are combined.
  • FIG. 10 is a bottom perspective view of FIG. 9.
  • 11 is a perspective view of the first housing 300 as viewed from the bottom to illustrate a first embodiment of the present invention
  • FIG. 12 is a bottom perspective view of FIG. 11.
  • the first housing 300 may be formed in a cylindrical shape having a space therein.
  • the first housing 300 includes a reference locking portion 301 protruding radially on the outer circumferential surface.
  • the first housing 300 includes a reference locking portion 301 and a departure preventing portion 303 that is spaced along a direction parallel to the axis and protrudes radially on the outer circumferential surface.
  • the reference locking portion 301 is coupled to the middle of the first housing 300, and the departure preventing portion 303 is disposed on the side of the base 200 based on the reference locking portion 301 do.
  • the reference locking part 301 serves to implement a winding mode in which the string is wound on the bobbin 700 or a release mode in which the string is released when the knob 600 moves along a direction parallel to the axis.
  • the departure preventing part 303 prevents the knob 600 from being detached from the first housing 300 and completely separated when the knob 600 moves in the axial direction.
  • the departure preventing portion 303 is preferably made to have a plane or an angle so that the surface facing the base 200 catches the departure preventing corresponding portion 607 of the knob 600.
  • the first housing 300 has a first fitting protrusion 305 protruding in a radial direction on the bottom side.
  • the first fitting protrusion 305 of the first housing 300 may be fitted into the first fitting groove 209 of the base 200. That is, the first housing 300 may be fixed to the base 200 by fitting the first fitting protrusion 305 and the first fitting groove 209.
  • the base 200 and the first housing 300 are integrally formed, the first fitting protrusion 305 of the first housing 300 and the first fitting groove 209 of the base 200 are Can be omitted.
  • the first housing 300 may include a reinforcing rib 307 projecting radially along the circumferential surface on the outer circumferential surface.
  • the reinforcing rib 307 of the first housing 300 can increase the rigidity of the first housing 300 while reducing the thickness of the first housing 300. Therefore, the string adjusting device to which the first housing 300 to which the reinforcement rib 307 is applied can be manufactured compactly while reducing the overall size (volume or diameter) and satisfying durability.
  • the first housing 300 includes a plurality of string inserts 309 made of openings penetrating in the center direction of the shaft on the sidewall.
  • the string insertion portion 309 of the first housing 300 may be formed of one or more.
  • two or three or more string insertion portions 309 of the first housing 300 may be disposed at regular intervals.
  • the strap inserting portion 309 of the first housing 300 may be formed with another strap inserting portion 309 of the same size and number on opposite sides (shown in FIGS. 11 and 12). In this way, the string inserting portion 309 of the first housing 300 can be secured by fastening a plurality of strings at the same time and tied to the bobbin 700 or penetrated through the bobbin 700.
  • the first housing 300 includes a plurality of second fitting grooves 311 and alignment grooves 313 in the center direction of the shaft on the bottom surface.
  • the second fitting groove 311 of the first housing 300 is for coupling the second housing 400.
  • the alignment groove 313 of the first housing 300 aligns the first housing 300 and the second housing 400 at a constant position when the second housing 400 is coupled to the first housing 300. And assembled.
  • the alignment groove 313 of the first housing 300 may be made different from the size of the second fitting groove 311. That is, the alignment groove 313 of the first housing 300 aligns the direction with the first housing 300 to induce the second housing 400 to be easily fitted.
  • one of the second fitting groove portions 311 of the first housing 300 may be configured to have an alignment groove portion 313 by varying its size compared to the other.
  • the first housing 300 and the second housing 400 may be integrally formed, and in this case, aligned with the second fitting groove 311 of the first housing 300 The groove portion 313 may be omitted.
  • the first housing 300 has a coupling protrusion 315 protruding in the center direction on the inner circumferential surface to couple the second housing 400.
  • the engaging protrusion 315 of the first housing 300 is formed with an inclined surface in a direction fitted to the engaging groove 407 of the second housing 400.
  • the coupling protrusion 315 of the first housing 300 easily couples the coupling groove 407 of the second housing 400 to the first housing 300 to improve assembly.
  • the second housing 400 may be inserted into the interior space of the first housing 300 and fixed integrally with the first housing 300.
  • the second housing 400 may be formed in a cylindrical shape having a space therein (see FIGS. 13 and 14).
  • the second housing 400 includes one or more second fitting protrusions 401 and alignment protrusions 403 protruding radially on an end side toward the base 200.
  • the second fitting protrusion 401 of the second housing 400 is fitted in correspondence with the second fitting groove 311 of the first housing 300. That is, the second fitting protrusion 401 of the second housing 400 has the same size and number as the second fitting groove 311 of the first housing 300.
  • the alignment protrusion 403 of the second housing 400 is fitted in correspondence with the alignment groove 313 of the first housing 300. That is, the alignment protrusion 403 of the second housing 400 is also configured to be different from the size of the second fitting protrusion 401 and is formed to be sized to fit into the alignment groove 313 of the first housing 300.
  • the assembler for assembling it merely aligns the alignment protrusion 403 of the second housing 400 with the alignment groove 313 of the first housing 300. It can be assembled by aligning the first housing 300 and the second housing 400 by fitting in accordance with.
  • the assembler can easily assemble and assemble the first housing 300 and the second housing 400, thereby improving assembly and productivity, and preventing quality defects due to assembly failure.
  • the second housing 400 includes another string inserting portion 405 corresponding to the string inserting portion 309 of the first housing 300.
  • the string insertion portion 405 of the second housing 400 may be formed of a hole or a groove penetrating in the center direction of the shaft.
  • the strap inserting portion 405 of the second housing 400 is preferably made of the same position and the same number as the strap inserting portion 309 of the first housing 300. When the first housing 300 and the second housing 400 are assembled, the string inserting part 405 of the second housing 400 is disposed at the same position as the string inserting part 309 of the first housing 300. do.
  • the second housing 400 includes an engaging groove 407 corresponding to the engaging projection 315 of the first housing 300 (see FIG. 3).
  • the coupling groove 407 of the second housing 400 may be formed of a long groove that penetrates in the center direction of the shaft.
  • the coupling groove 407 of the second housing 400 is fitted to the coupling protrusion 315 of the first housing 300.
  • the coupling grooves 407 of the second housing 400 are fitted to each other when the first housing 300 and the second housing 400 are coupled to maintain a rigid fixed state.
  • the engaging projection 315 of the first housing 300 and the engaging groove 407 of the second housing 400 are omitted. can do.
  • the second housing 400 includes an anti-rotation arm 409 to prevent reverse rotation of the knob 600.
  • the anti-rotation arm 409 of the second housing 400 is made of an arm that has one end extending from the second housing 400 and the other end having a free end.
  • the anti-rotation arm portion 409 of the second housing 400 is formed with a space 411 at its lower portion, which is the direction toward the base 200, so that the free end side of the anti-rotation arm portion 409 is parallel to the axis. Can move.
  • the anti-rotation arm portion 409 of the second housing 400 has an elastic force that partially moves in a direction parallel to the axis.
  • the anti-rotation arm 409 of the second housing 400 faces the knob 600 and a gear tooth 413 protruding in a direction parallel to the axial direction is formed.
  • the anti-rotation arm portion 409 of the second housing 400 may be provided with at least one protruding gear tooth 413, and preferably two or more are continuously formed.
  • the anti-rotation arm portion 409 of the second housing 400 is preferably formed integrally with the second housing 400 and made of an elastic body.
  • the anti-rotation arm portion 409 of the second housing 400 preferably has an outer circumferential surface portion that is in contact with the inner wall of the first housing 300 or is adjacently disposed with a plurality of clearances.
  • the anti-rotation arm 409 of the second housing 400 is restricted in the radial direction relative to the axis by the inner wall of the first housing 300.
  • the anti-rotation arm portion 409 of the second housing 400 reduces breakage when the force of the knob 600 reversely acts greatly increases durability and quality.
  • the knob 600 is coupled to the first housing 300 to rotate or move a certain section along a direction parallel to the axis. That is, the knob 600 performs a winding mode in which the string is wound on the bobbin 700 by rotation in a state of being combined with the bobbin 700. And the knob 600 performs a release mode that can loosen the string while away from the bobbin 700.
  • the knob 600 includes a first extension portion 601, a second extension portion 603 and a clearance groove portion 605 (see FIG. 15).
  • first extension portion 601 and the second extension portion 603 of the knob 600 may be repeatedly disposed along the circumferential direction with the gap groove portion 605 as a boundary. That is, the second extension portion 603 of the knob 600 is formed with a clearance groove portion 605 at the boundary between the first extension portion 601 and may be moved or restored at regular intervals in the radial direction.
  • the second extension 603 of the knob 600 is preferably made of an elastic body having an elastic force. At this time, the elastic force of the second extension portion 603 of the knob 600 is preferably greater than or equal to the elastic force of the first extension portion 601 of the knob 600.
  • the first extension portion 601 of the knob 600 has an anti-separation counterpart 607 formed on its inner circumferential surface in an arc shape along the circumferential direction and protrudes in the center direction of the axis.
  • the first extension portion 601 of the knob 600 corresponds to the departure preventing portion 303 of the first housing 300 and prevents it from being detached from the first housing 300 in a direction parallel to the axis. That is, the first extension portion 601 of the knob 600 is connected to the departure preventing portion 303 of the first housing 300 when the knob 600 moves in a direction away from the base 200 along a direction parallel to the axis. Takes Therefore, the knob 600 is easily detached from the first housing 300 and is not separated. That is, the first extension portion 601 of the knob 600 is detached when the knob 600 is detached from the first housing 300 when the knob 600 moves in the opposite direction of the base 200 and is in a winding release mode. Prevent it.
  • the second extension portion 603 of the knob 600 moves the elastic force that is restored after moving to some extent in the radial direction from the center of the shaft to the outer circumferential side by the gap groove portion 605 formed in the direction parallel to the axis at both sides of the boundary thereof.
  • the second extension 603 of the knob 600 has a winding crystal protrusion 609 on its inner circumferential surface.
  • the winding crystal protrusion 609 of the second extension 603 is formed in an arc shape along the circumferential direction on the inner circumferential surface of the second extension 603 to protrude toward the center of the axis.
  • the winding crystal protrusion 607 of the second extension 603 is preferably formed at a position maintaining a constant distance from the anti-separation counterpart 607 of the first extension 601 based on the direction parallel to the axis. .
  • the winding crystal protrusion 609 of the second extension portion 603 may move while riding on the reference locking portion 301 of the first housing 300. At this time, the knob 600 may be moved in a direction parallel to the axis. That is, the winding crystal protrusion 609 of the second extension 603 is able to wind a string around the bobbin 700 when facing the base 200 based on the reference locking portion 301 of the first housing 300. It becomes winding mode.
  • the bobbin 700 can release the string. It goes into the release mode.
  • the clearance groove part 605 of the knob 600 may be formed between the boundary between the first extension part 601 and the second extension part 603.
  • the clearance groove portion 605 of the knob 600 may implement the first embodiment of the present invention by forming only a space portion on both sides of the boundary of the second extension portion 603.
  • the second extension portion 603 of the knob 600 extends from the knob 600 and has a free end in a direction toward the base 200.
  • the second extension part 603 of the knob 600 moves the second extension part 603 radially when the winding crystal protrusion 609 rides over the reference locking part 301 of the first housing 300. It is made of an elastic body that is restored after.
  • the first extension portion 601, the second extension portion 603, and the clearance groove portion 605 of the knob 600 are preferably made of a structure that is repeatedly disposed with each other along the side surface of the knob. That is, the first extension portion 601, the second extension portion 603, and the clearance groove portion 605 of the knob 600 are preferably made of a structure disposed toward the base 200 side from the side of the knob. The first extension portion 601, the second extension portion 603, and the clearance groove portion 605 of the knob 600 are integrally formed.
  • the second extension portion 603 of the knob 600 may be formed on the outer peripheral surface or projections. The user can grasp the first extension 601 or the second extension 603 and easily rotate it or move it in a direction parallel to the axis.
  • the first extension 601 and the second extension 603 of the knob 600 are the distance r1 from the center of the axis O to the outer circumferential surface of the first extension 601 when the knob 600 is viewed in a plan view. ) Is preferably made larger than the distance r2 from the shaft center O to the outer peripheral surface of the second extension 603. This structure can be manufactured by minimizing the diameter of the second extension 603, so that the strap adjusting device of the present invention can be manufactured compactly.
  • the strap adjustment device of the present invention can be applied to various types of women's underwear or wearable products, and can be compacted.
  • the knob 600 has a reverse rotation preventing portion 611 and a driving gear portion 613 therein.
  • the reverse rotation preventing portion 611 of the knob 600 is formed with a gear 615 in a shape protruding toward the base 200. That is, the gear teeth 615 forming the reverse rotation preventing portion 611 of the knob 600 protrude toward the base 200 in parallel with the shaft.
  • a gear tooth 615 inclined on a surface where the knob 600 faces the base 200 is disposed along a circle.
  • the anti-rotation portion 611 of the knob 600 may be engaged with the gear value 413 of the anti-rotation arm portion 409 provided in the second housing 400.
  • the anti-rotation part 611 of the knob 600 is engaged with the gear value 413 of the anti-rotation arm 409 provided in the second housing 400 to reverse rotation of the knob 600 or bobbin 700. To prevent. That is, this state is a winding mode.
  • the driving gear portion 613 of the knob 600 is formed with a gear 617 protruding toward the base 200. That is, the gear teeth 617 constituting the driving gear portion 613 of the knob 600 are formed to protrude toward the base 200 in a direction parallel to the axis.
  • the gear value 617 of the driving gear portion 613 of the knob 600 is disposed along a circle on the center side based on the reverse rotation preventing portion 611.
  • the driving gear part 613 of the knob 600 may be coupled to the bobbin 700 to rotate the bobbin 700.
  • the gear teeth 615 constituting the reverse rotation preventing part 611 of the knob 600 are made to have opposite inclined directions of the gear teeth compared to the gear teeth 615 constituting the driving gear part 613 of the knob 600. Therefore, the gear value 615 forming the reverse rotation preventing portion 611 of the knob 600 functions to prevent the reverse rotation of the knob 600, and the driving gear portion 613 of the knob 600 has a bobbin 700. It is coupled to serve to rotate the bobbin 700.
  • the gear value 615 forming the reverse rotation preventing portion 611 of the knob 600 is made larger in size than the gear value 615 forming the driving gear portion 613 of the knob 600.
  • This structure can minimize the size of the gear teeth 617 of the driving gear portion 613 of the knob 600, thereby reducing the overall height of the strap adjustment device. Therefore, the strap adjusting device of the first embodiment of the present invention can be manufactured compactly.
  • the gear tooth 615 forming the driving gear portion 613 of the knob 600 has a larger inclination angle of the gear tooth compared to the gear value 615 forming the reverse rotation preventing portion 611 of the knob 600. .
  • This structure can be easily engaged and separated by reducing the clearance when the knob 600 and the bobbin 700 are engaged, so that alignment is easy and the winding mode and the release mode are smoothly operated.
  • the bobbin 700 is disposed inside the first housing 300, and when combined with the knob 600, the string is wound by rotating together with the knob 600.
  • the bobbin 700 may be tied to the end of the string or the middle of the pierced string.
  • the bobbin 700 is provided with a driven gear portion 701 corresponding to the driving gear portion 613 of the knob 600 so as to be engaged with the driving gear portion 613 of the knob 600 (see FIG. 16).
  • the driven gear portion 701 of the bobbin 700 may have a shape in which gear teeth protrude in a direction parallel to the axis. However, the driven gear portion 701 of the bobbin 700 illustrated in FIG. 16 may be dug in a recessed shape so that the driving gear portion 613 of the knob 600 can be inserted into the upper surface of the bobbin 700. Such a structure can minimize the height of the strap adjustment device, thereby making the strap adjustment device compact.
  • the driven gear portion 701 of the bobbin 700 may be engaged with the driving gear portion 613 of the knob 600.
  • the bobbin 700 is also rotated. Therefore, the bobbin 700 can wind a string.
  • the string can be wound around.
  • the bobbin 700 may include a pillar portion 703, a first plate 705, and a second plate 707.
  • the bobbin portion 703 of the bobbin 700 may have a string penetrating or a string being tied, and at the same time, the string may be wound on its outer circumferential surface.
  • the pillar portion 703 of the bobbin 700 may include a long groove portion 709 penetrated in a direction orthogonal to the rotation axis at the center portion.
  • the pillar portion 703 of the bobbin 700 includes a plurality of string fitting groove portions 711 penetrating the long groove portion 709.
  • the bobbin fitting groove portion 711 of the pillar portion 703 of the bobbin 700 may be formed to intersect at a right angle to the long groove portion 709 or through a constant angle (see FIGS. 17 and 18).
  • the long groove portion 709 and the string fitting groove portion 711 formed in the pillar portion 703 of the bobbin 700 can cross the respective long groove portion 709 and the string fitting groove portion 711 so that the string can be easily fitted. Can be fixed or tied.
  • the first plate 705 of the bobbin 700 may be integrally formed with the pillar portion 703 on a surface facing the knob 600 which is an upper surface of the pillar portion 703. Further, the second plate 707 of the bobbin 700 may be integrally molded with the pillar portion 703 on the opposite side of the knob 600 which is a lower surface of the pillar portion 703.
  • the first plate 705 and the second plate 707 of the bobbin 700 are provided with a guide groove 713 that is dug in the central direction of the shaft to guide the string.
  • the guide groove 713 of the bobbin 700 serves to guide the string when the string is inserted into the bobbin 700, so that the string can be easily fitted to the pillar portion 703 of the bobbin 700.
  • the bobbin 700 with the string fitted therein may be inserted into the inner space of the second housing 400. That is, the guide groove 713 of the bobbin 700 is inserted into the bobbin 700 in a state where the bobbin 700 and the second housing 400 are separated, and then the bobbin 700 in the second housing 400 again. When inserting, the string is inserted. Therefore, the bobbin 700 can be easily inserted into the second housing 400.
  • the bobbin 700 is provided with a rotating shaft protrusion 715 on a bottom surface, that is, a surface facing the base 200.
  • the rotating shaft protrusion 715 of the bobbin 700 is inserted into the rotating shaft groove 213 provided in the base 200 to serve to maintain the rotating shaft.
  • the rotating shaft protrusion 715 of the bobbin 700 serves as a rotating shaft when the bobbin 700 rotates, so that the bobbin 700 can stably rotate.
  • an example in which the rotating shaft protrusion 715 is formed on the bobbin 700 and the rotating shaft groove 213 is formed on the base 200 is not limited thereto, but the groove and the protrusion are not limited to each other. It is also possible to do the opposite.
  • the bobbin 700 is provided with a rotation guide protrusion 717 on a bottom surface, that is, a surface facing the base 200.
  • the rotation guide protrusion 717 of the bobbin 700 has a constant height in a cylindrical shape and protrudes toward the base 200 as shown in FIGS. 17 and 18.
  • the rotation guide protrusion 717 of the bobbin 700 is fitted to the rotation guide groove 211 of the base 200. Since the rotation guide protrusion 717 of the bobbin 700 has a certain thickness (height), even when flow occurs in a direction parallel to the axis when the bobbin 700 rotates, it is in the rotation guide groove portion 211 of the base 200. Be stable. Therefore, the bobbin 700 maintains a stable posture even if it moves some sections in a direction parallel to the axis during rotation.
  • the structure of the first embodiment of the present invention can further improve the stability of operation.
  • the operator couples the engaging extension 205 of the base 200 to the wearable product to the product by sewing or bonding. And the operator assembles the first housing 300 and the second housing 400 to be coupled to the base 200. The operator fits and aligns the alignment protrusion 403 of the second housing 400 to the alignment groove 313 of the first housing 300. Then, the first housing 300 and the second housing 400 are fixed while being aligned with the second fitting protrusion 401 of the second housing 400 inserted into the second fitting groove 311 of the first housing 300. You can.
  • first housing 300 and the second housing 400 are coupled by fitting the engaging projection 315 of the first housing 300 into the engaging groove 407 of the second housing 400. Therefore, the first housing 300 and the second housing 400 maintain a rigid fixed state.
  • the fitting protrusion 317 of the first housing 300 may be fitted into the fitting groove 217 of the base 200.
  • the first fitting protrusion 305 of the first housing 300 may have the base 200 fitted to the first fitting groove 209.
  • the first housing 300 and the second housing 400 are fixed to the base 200.
  • the operator connects the string connected to the product to the first string inserting part 207 of the base 200, the string inserting part 309 of the first housing 300, and the string inserting part 405 of the second housing 400. Insert it.
  • the operator passes the long groove 709 of the bobbin 700 by inserting the tip of the string into the string fitting groove 711 of the bobbin 700.
  • the operator may tie the end of the string to the string fitting groove 711 or the long groove 709 of the bobbin 700, and only pass through the string fitting groove 711 or the long groove 709 of the bobbin 700. To fix the tip of the string to the wearable product.
  • the operator may use a single string, but may be used by inserting or tying several strings through the string fitting grooves 711 and the long grooves 709 of the bobbin 700.
  • the operator inserts the bobbin 700 into the second housing 400 and pushes the knob 600 toward the base 200 to engage the first housing 300.
  • FIG. 5 is a view showing a state of the winding mode of the strap adjustment device
  • FIG. 19 is a process of moving from the winding mode of the string adjustment device to the release mode
  • FIG. 20 is a state in which the string adjustment device is moved to the release mode.
  • the driving gear portion 613 of the knob 600 maintains a meshed state with the driven gear portion 701 of the bobbin 700.
  • the gear value 617 of the driving gear portion 613 of the knob 600 is meshed with the gear value of the driven gear portion 701 of the bobbin 700. That is, the string adjusting device is in a winding mode.
  • the reverse rotation preventing portion 611 of the knob 600 is in a state coupled to the reverse rotation preventing arm portion 409 of the second housing 400.
  • the gear value 615 of the reverse rotation preventing portion 611 of the knob 600 is engaged with the gear value 413 of the reverse rotation preventing arm portion 409 of the second housing 400.
  • the anti-rotation arm portion 409 of the second housing 400 maintains a state moved in a direction parallel to the axis by the space portion 411 of the second housing 400.
  • the knob 600 maintains a state in which the anti-rotation portion 611 of the knob 600 and the anti-rotation arm portion 409 of the second housing 400 are meshed to prevent reverse rotation.
  • the knob 600 is rotated in one direction. Then, the bobbin 700 is rotated together by rotation of the knob 600, and the string is wound around the pillar portion 703 of the bobbin 700. And even if the user stops the rotation of the knob 700 after being wound on the string pillar part 703, the anti-rotation part 611 of the knob 600 and the anti-rotation arm part 409 of the second housing 400 engage.
  • the string tension is maintained by maintaining the condition. That is, rotation in the direction in which the string is released is limited.
  • the bobbin 700 When the bobbin 700 is rotated as described above, the bobbin 700 has a rotation shaft protrusion 715 fitted into the rotation shaft groove 213 of the base 200 to make stable rotation around the rotation shaft protrusion 715. In addition, when the bobbin 700 rotates, the bobbin 700 rotates while maintaining the state in which the rotation guide protrusion 717 is inserted into the rotation guide groove 211 of the base 200. Therefore, the bobbin 700 can tighten the string receiving a large force while maintaining a stable posture during rotation even if a play occurs in a direction parallel to the axis.
  • the release mode which is when the user looses the string or needs to loosen the string, is as follows.
  • the winding crystal protrusion 609 provided in the second extension portion 603 of the knob 600 rides over the reference locking portion 301 of the first housing 300 (shown in FIG. 20). At this time, the second extension portion 603 of the knob 600 is returned to its original position in the center direction of the shaft by an elastic force.
  • the driving gear portion 613 of the knob 600 is separated from the driven gear portion 701 of the bobbin 700.
  • the anti-rotation portion 611 of the knob 600 is also separated from the anti-rotation arm portion 409 of the second housing 400. That is, the bobbin 700 is freely rotatable. Therefore, the string adjustment device is in the release mode. Then, the user can loosely adjust the string because the bobbin 700 rotates freely.
  • the departure preventing counter 607 provided in the first extension 601 of the knob 600 of the first housing 300 It is in close contact with the departure preventing portion 303. Therefore, it is possible to prevent the knob 600 from being detached from the first housing 300 and to maintain a tightly coupled state with the first housing 300.
  • the reverse rotation prevention arm portion 409 of the second housing 400 is the first housing 300 when the side of the reverse rotation prevention arm portion 409 is engaged or separated by the reverse rotation prevention portion 611 of the knob 600 ) Is in close contact with the inner wall and is blocked from moving in the radial direction.
  • the anti-rotation arm portion 409 of the second housing 400 can reduce damage due to large force because the free end portion of the second housing 400 only moves in the direction parallel to the axis and moves in the radial direction. Durability is improved.
  • the second extension part 603 of the first embodiment of the present invention is made of an elastic body deformed in a radial direction around the axis, it can operate smoothly even when the string is wound on the bobbin 700 in a full state.
  • the second extension portion 603 of the first embodiment of the present invention is made of an elastic body that is deformed in a radial direction around an axis, so that it is possible to increase the volume of winding the string on the bobbin 700 in a limited space. Therefore, the string adjusting device of the first embodiment of the present invention can utilize the space of the outer periphery of the bobbin 700 where the string is wound to the maximum, so that a thick string can be easily applied, and even more strings of the same thickness can be wound. Therefore, the strap adjusting device of the first embodiment of the present invention can increase the utilization that can be applied to various products.
  • the string adjusting device of the first embodiment of the present invention can improve the product quality by stably maintaining the winding state even when a force acting from the outside occurs.
  • FIG. 21 is a view for explaining a second embodiment of the present invention, showing a knob 600.
  • the second embodiment of the present invention will be described with the same reference numerals as the first embodiment.
  • the same contents are replaced with the above description and only the differences are described in comparison with the above-described first embodiment.
  • the knob 600 of the second embodiment of the present invention may include a gear plate 619 having a reverse rotation preventing portion 611 and a driving gear portion 613.
  • the gear plate 619 includes a reverse rotation preventing portion 611 and a driving gear portion 613 and may be manufactured as separate parts.
  • the separately manufactured gear plate 619 is provided with a space 623 on the inner surface of the knob 600 and can be coupled to the knob 600 by fitting.
  • the gear plate 619 has a reverse rotation preventing portion 611 and a driving gear portion 613 formed on one surface, and a plurality of locking protrusions 621 are provided in the circumferential direction on the outer circumferential surface.
  • the locking protrusion 621 of the gear plate 619 is firmly fixed to the knob 600 in the winding mode, thereby performing stable operation even when the knob 600 is rotated.
  • the locking protrusion 621 of the gear plate 619 may maintain assembly posture when ultrasonically welding the gear plate 619 to the knob 600 to prevent assembly failure.
  • the knob 600 is formed with a space 623 to which the gear plate 619 is fitted and a locking groove 625.
  • the gear plate 619 may be fitted into the space portion 623 of the knob 600 to be fixed by fitting, bonding, or ultrasonic bonding.
  • the second embodiment of the present invention is to manufacture the gear plate 619 separately and combine it with the knob 600, which is advantageous for molding and can improve the accuracy of the product.
  • FIG. 22 is a view for explaining a third embodiment of the present invention, showing a knob 600.
  • the third embodiment of the present invention is another example of the second embodiment, and the same parts will be replaced by the above description and only different points will be described.
  • the gear plate 619 of the third embodiment of the present invention has an insertion guide 627 formed in a chamfered shape at the corner.
  • the insertion guide 627 is easily inserted when the gear plate 619 is inserted into the space 623 of the knob 600. Therefore, the third embodiment of the present invention can improve the assembly of the knob 600.
  • FIG. 23 is a view for explaining a fourth embodiment of the present invention, and shows the knob 600.
  • the fourth embodiment of the present invention is another example of the second embodiment, and the same parts will be replaced with the above description and only different points will be described.
  • the fitting groove 629 is formed in the radial direction on the inner circumferential surface of the space 623 of the knob 600, and corresponds to the fitting groove 629 described above on the outer circumferential surface of the gear plate 619.
  • the fitting protrusion 631 is formed. Therefore, the knob 600 of the fourth embodiment of the present invention can be assembled by fitting the fitting protrusion 631 of the gear plate 619 to the fitting groove 629 of the knob 600. That is, in the fourth embodiment of the present invention, the gear plate 619 can be assembled to the knob 600 only by fitting, thereby improving the assembly performance.
  • the fourth embodiment of the present invention shows that the present invention can be variously implemented.
  • FIG. 24 is a view for explaining a fifth embodiment of the present invention, and shows the knob 600.
  • the fifth embodiment of the present invention is another example of the fourth embodiment, and the same parts will be replaced by the above description and only different points will be described.
  • another fitting groove 629 is formed on one surface of the space part 623 of the knob 600, that is, the surface facing the base 200, and corresponds to the fitting groove 629
  • a fitting protrusion 631 is formed on one surface of the gear plate 619 toward the knob 600. Therefore, the knob 600 of the fifth embodiment of the present invention can be assembled by fitting the fitting protrusion 631 of the gear plate 619 into the fitting groove 629 of the knob 600. That is, in the fifth embodiment of the present invention, the gear plate 619 can be assembled to the knob 600 only by fitting, thereby improving the assembly performance.
  • the fifth embodiment of the present invention shows that the present invention can be variously implemented.
  • FIG. 25 is a view for explaining a sixth embodiment of the present invention
  • FIG. 26 is a cross-sectional view of the C-C portion of FIG. 25 and shows the bobbin 700.
  • the sixth embodiment of the present invention is another example of the bobbin 700 described in the first embodiment, and the same parts as the description of the first embodiment will be replaced with its description and only different points will be described.
  • the bobbin 700 has been described by showing the string fitting groove 711 which orthogonally penetrates the long groove 709, but the bobbin 700 of the sixth embodiment of the present invention has a long groove ( 709) is a structure through which the fitting groove 711 is formed at a constant angle. That is, the fitting groove portion 711 of the sixth embodiment of the present invention is formed in a direction intersecting the long groove portion 709.
  • the bobbin 700 of the sixth embodiment of the present invention can be passed through the strings alternately through the long groove portion 709 and the fitting groove portion 711.
  • the sixth embodiment of the present invention can be easily fitted to the strap.
  • the bobbin 700 of the sixth embodiment of the present invention can be more easily fixed when the string is used as a wire having a relatively large elastic force.
  • the sixth embodiment of the present invention has a structure suitable for using various types of strings. Therefore, the sixth embodiment of the present invention can be applied to a variety of wearable products has the advantage of maximizing the utilization.
  • FIG. 27 is a view for explaining a seventh embodiment of the present invention, showing the bobbin 700.
  • the seventh embodiment of the present invention is another example of the bobbin 700 described in the first embodiment, and the same parts as the description of the first embodiment will be replaced with its description and only different points will be described.
  • the bobbin 700 of the seventh embodiment of the present invention does not pass through the long groove portion 709, but the string fitting groove portion 711 is formed in a structure parallel to the long groove portion 709.
  • the seventh embodiment of the present invention can be fitted or fixed to the long groove portion 709 and the string fitting groove portion 711 in various ways depending on the type of product and the type of string.
  • the bobbin 700 of the seventh embodiment of the present invention shows that the present invention can be variously implemented.
  • FIG. 28 is a view for explaining an eighth embodiment of the present invention, and shows the bobbin 700.
  • the eighth embodiment of the present invention is another example of the bobbin 700 described in the sixth embodiment, and the same parts as those in the sixth embodiment will be replaced with its description and only different points will be described.
  • the bobbin 700 of the eighth embodiment of the present invention is disposed at different positions when the string fitting groove 711 is viewed based on the direction toward the base 200 or the knob 600. That is, in the sixth embodiment, the positions of the openings of the string fitting grooves 711 of the bobbin 700 are arranged side by side or parallel, whereas the eighth embodiment of the present invention is the entrance of the string fitting grooves 711 of the bobbin 700. And outlets may be irregularly staggered.
  • the eighth embodiment of the present invention can be applied in various ways depending on the type of wearable product and the type of string.
  • the bobbin 700 of the eighth embodiment of the present invention shows that the present invention can be variously implemented.
  • FIG. 29 is a cross-sectional view of the string adjusting device cut in the vertical direction to illustrate a ninth embodiment of the present invention
  • FIG. 30 is an exploded perspective view of FIG. 29 and shows the string adjusting device.
  • Figure 31 is a perspective view showing a first housing 300 of the ninth embodiment of the present invention
  • Figure 32 is a side view of Figure 31.
  • 33 is a bottom perspective view showing the knob 600 to describe a ninth embodiment of the present invention.
  • the same parts as the description of the first embodiment will be replaced with its description and only the differences will be described in comparison with the first embodiment.
  • the departure preventing counterpart 607 and the winding crystal protrusion 609 of the knob 600 are integrally integrated with the second extension 603. There is a difference in that it is formed and formed as one protrusion.
  • the reference locking portion 301 is disposed in the middle portion of the first housing 300, and the separation preventing portion 303 is disposed in the front end portion of the upper surface of the first housing 300.
  • the departure preventing counterpart 607 and the winding crystal protrusion 609 are formed in one structure in the second extension part 603 of the knob 600. That is, the departure prevention counter 607 protrudes from the inner wall of the second extension 603 of the knob 600 and forms a flat surface on the opposite side of the base 200 to prevent the departure of the first housing 300 303 ).
  • the winding crystal protrusion 609 is formed in a curved shape along a direction parallel to the axis at the axial end of the departure preventing counter 607.
  • the protruding height of the departure preventing portion 303 from the outer wall of the first housing 300 is larger than the protruding height of the reference catching portion 301 (see FIG. 32). Therefore, the departure prevention counter 607 may meet the departure prevention unit 303, and the winding determination protrusion 609 may ride over the reference catch 301.
  • the ninth embodiment of the present invention has a similar operation structure to the first embodiment, but can further reduce the height to make the string adjustment device compact.
  • the knob 600 can be manufactured with a simpler structure.
  • FIG. 34 is a perspective view showing a strap adjusting device for explaining a tenth embodiment of the present invention
  • FIG. 35 is an exploded perspective view showing the exploded view of FIG. 34
  • FIG. 36 is a bottom perspective view of FIG. 35
  • FIG. 37 is 34 is a cross-sectional view taken in the vertical direction.
  • the same parts as the description of the first embodiment will be replaced with the description of the first embodiment and only the differences will be described.
  • the tenth embodiment of the present invention is made of an integral type in which the knob 600 and the bobbin 700 are combined with fastening members such as screws. That is, in the tenth embodiment of the present invention, the driving gear part 613 of the knob 600 of the first embodiment and the driven gear part 701 and the first plate 705 of the bobbin 700 are omitted.
  • the knob 600 has a bobbin fastening part 640 penetrating the central portion
  • the bobbin 700 has a knob fastening part 720 corresponding to the bobbin fastening part 640 (see FIG. 35). ). Therefore, the bobbin fastening part 640 and the knob fastening part 720 can be fixed by a fastening member such as a screw.
  • knob 600 and the bobbin 700 may be integrally implemented by fusion.
  • the central portion of the knob 600 and the central portion of the upper surface of the bobbin 700 are fixed to each other by fastening members such as screws.
  • the driving gear part 613 of the knob 600 and the driven gear part 701 and the first plate 705 of the bobbin 700 are omitted, and thus a simpler structure can be manufactured.
  • injection molding is advantageous, and since the driving gear portion 613 of the knob 600 and the driven gear portion 701 of the bobbin 700 are omitted, the height of the entire device can be further reduced.
  • the knob 600 is provided with a bobbin fitting projection 650 in the center portion of the inside
  • the bobbin 700 is provided with a knob fitting groove 740 corresponding to the bobbin fitting projection (650) (see Fig. 36) .
  • the eleventh embodiment of the present invention has a knob 600 and a bobbin 700 manufactured separately, whereas the eleventh embodiment has a knob 600 and a bobbin ( There is a difference in that the 700) is manufactured by being integrally molded.
  • the eleventh embodiment of the present invention can reduce the number of parts and further improve the assembly.

Abstract

L'invention concerne un dispositif de réglage de corde capable d'enrouler une corde et de régler sa longueur. Le dispositif de réglage de corde selon la présente invention est pourvu d'une unité fixe et d'une unité rotative. Un bouton disposé sur l'unité rotative comprend : une première partie d'extension comprenant une partie de réponse de prévention de séparation qui empêche la séparation d'un boîtier et est formée sur sa surface périphérique interne ; une seconde partie d'extension comprenant une partie saillante de détermination d'enroulement qui détermine des modes d'enroulement et de libération et est formée sur sa surface périphérique interne ; et une partie de rainure d'espacement formée entre la première partie d'extension et la seconde partie d'extension
PCT/KR2019/011239 2018-09-07 2019-09-02 Dispositif de réglage de corde WO2020050562A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201980073095.0A CN112969379B (zh) 2018-09-07 2019-09-02 带调节装置
US17/273,786 US11771179B2 (en) 2018-09-07 2019-09-02 String adjustment device
US18/241,196 US20230404214A1 (en) 2018-09-07 2023-08-31 String adjustment device

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20180107030 2018-09-07
KR10-2018-0107030 2018-09-07
KR1020190107510A KR102314745B1 (ko) 2018-09-07 2019-08-30 끈 조절장치
KR10-2019-0107510 2019-08-30

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US17/273,786 A-371-Of-International US11771179B2 (en) 2018-09-07 2019-09-02 String adjustment device
US18/241,196 Division US20230404214A1 (en) 2018-09-07 2023-08-31 String adjustment device

Publications (1)

Publication Number Publication Date
WO2020050562A1 true WO2020050562A1 (fr) 2020-03-12

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JP2013022467A (ja) * 2011-07-25 2013-02-04 Shin Kyung Chemical Co Ltd 靴紐の締め装置（ａｐｐａｒａｔｕｓｆｏｒｆａｓｔｅｎｉｎｇｓｈｏｅｌａｃｅ）
KR101723578B1 (ko) * 2016-10-10 2017-04-06 주식회사 신경 와이어 조임장치
KR20170122462A (ko) * 2016-04-27 2017-11-06 주식회사 신경 와이어 조임 장치
KR20180097059A (ko) * 2017-02-22 2018-08-30 김석환 끈조절장치

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