CN107518521B - A kind of convenient hidden safety shoelace buckle used - Google Patents
A kind of convenient hidden safety shoelace buckle used Download PDFInfo
- Publication number
- CN107518521B CN107518521B CN201710765849.1A CN201710765849A CN107518521B CN 107518521 B CN107518521 B CN 107518521B CN 201710765849 A CN201710765849 A CN 201710765849A CN 107518521 B CN107518521 B CN 107518521B
- Authority
- CN
- China
- Prior art keywords
- shoestring
- rotating shaft
- accommodation groove
- central rotating
- contraband shape
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43C—FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
- A43C11/00—Other fastenings specially adapted for shoes
- A43C11/20—Fastenings with tightening devices mounted on the tongue
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- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses a kind of convenient hidden safety shoelace buckles used, it includes outer framework, central rotating shaft, two Contraband shape valve and reduction torsion spring, outer framework is equipped with rectangle accommodation groove, the top end face of outer framework is equipped with the opening being connected to rectangle accommodation groove, central rotating shaft is located in rectangle accommodation groove, two Contraband shape valve are open end in inner end, outer end is symmetrical set in closed end, each Contraband shape valve is installed in rotation on central rotating shaft, shoestring pressure section, which is equipped with, compresses buckling parts and bending edges edge, the strip bulge for being equipped in rectangle accommodation groove and compressing buckling parts compression fit, a left side for outer framework, the arc notch with bending edges along cooperation is respectively equipped on right two sides, the Contraband shape valve that reduction torsion spring is used to that two relative rotation to be forced to be opened remains under the action of elastic torsion or spinning reduction is in a state of nature.Structure of the invention is ingenious in design rationally, operates with fast, convenient and safe, reaches using mechanics principle and instantaneously unlocks or fasten shoestring.
Description
Technical field
The present invention relates to a kind of shoelace buckle, it particularly relates to it is a kind of for quickly fasten sport footwear, playshoes or
The convenient hidden safety shoelace buckle used of person's leather shoes shoestring.
Background technique
Existing sport footwear, playshoes and part leather shoes wear shoes in human body in use, requiring by shoestring to being through
Shoe body on people's foot carries out tie-down fastening.Current shoestring usually requires traditional approach that shoe user knots manually to shoestring
Tie-down fastening is carried out, since the mode to knot manually is using the fixed shoestring of the frictional resistance mutually generated between rope, also
Have the defects that following to be difficult to customer service: 1) mode to knot manually is not very securely, to be easy to happen and loosen phenomenon, people is expert at sometimes
Shoes are easy to happen during walking to fall off from foot, bring inconvenience to wearer；2) it during moving outdoors, knots
Sports shoes band once being hooked by foreign object or occurring loose, be typically easy to cause to fall down to stumble to cause security risk；3) hand
The dynamic mode to knot is tied the shoelace time-consuming too long, is wasted time, while fastening shoestring is one for young children
Hard thing, once it is loose or the problem of linked up with, will be fallen down shoestring occur；4) mode to knot manually,
Need to tie the shoelace when wearing shoes, need to dismiss the tieing of entire shoestring when taking off one's shoes or changing shoes, when wearing shoes again again into
The cumbersome knotting of row, it is time-consuming and laborious.
Summary of the invention
In view of the above shortcomings, the present invention provides a kind of smart structural design is reasonable, easy for operation, transient solution
It opens, fasten shoestring, when wearing can guarantee that shoestring will not occur loose and keep intrinsic elasticity, shoestring can be effectively prevent to be expert at
The convenient hidden safety shoelace buckle used of one kind that is loose or even scattering and cause security risk occurs during walking with movement,
It includes outer framework, central rotating shaft, two Contraband shape valve and reduction torsion spring, and the outer framework is equipped with notch rectangle accommodating directed downwardly
The top end face of slot, the outer framework is equipped with opening, and the opening is connected with the rectangle accommodation groove；The central rotating shaft, two
A Contraband shape valve and reduction torsion spring are arranged in the rectangle accommodation groove；Described two Contraband shape valve are fracture in inner end
End, outer end are symmetrical set in closed end, and each Contraband shape valve is by two connection cursors and shoestring pressure section group
It is connected through that cursor is rotatable to be rotatably mounted on the central rotating shaft at, each Contraband shape valve, the shoestring compresses
Portion, which is equipped with, compresses buckling parts and bending edges edge, is equipped in the rectangle accommodation groove corresponding to each position for compressing buckling parts
Strip bulge, each strip bulge and the mutual fasten and coordinate of corresponding compression buckling parts, on the two sides of the outer framework
It is respectively equipped with arc notch corresponding to the position on each bending edges edge, each arc notch is accommodated with the rectangle
Slot is connected；The reduction torsion spring is set on the central rotating shaft, and the both ends of the reduction torsion spring are respectively engaged with corresponding Contraband
On the connection cursor of shape valve, to force the first work of two Contraband shape valve under the action of elastic torsion in a state of nature
Make position.
In order to further realize the present invention, the central rotating shaft is located at the lean-with of the rectangle accommodation groove length direction
It sets, described two Contraband shape valve are symmetrical arranged by symmetry axis of the central rotating shaft.
In order to further realize the present invention, the respective side edge enclosing shape of each strip bulge and the rectangle accommodation groove
At groove, so that compressing buckling parts and groove, mutually closely pressing fasten and coordinate plays the role of compressing and fastens to shoestring.
In order to further realize the present invention, the connection cursor and shoestring pressure section are integrally formed.
In order to further realize the present invention, the position at fracture end of each connection cursor close to the Contraband shape valve
Equipped with the rotation mounting hole to match with the central rotating shaft, each Contraband shape valve is connected through the rotation mounting hole of cursor
It is rotatable to be rotatably mounted on the central rotating shaft.
In order to further realize the present invention, the shape of the opening is designed to round rectangle.
In order to further realize the present invention, the length direction of the axis direction of the central rotating shaft and the rectangle accommodation groove
Perpendicular, the both ends of the central rotating shaft are respectively fixedly disposed on the rectangle accommodation groove inner sidewall.
In order to further realize the present invention, the arc notch is designed to the curved profile to match with shoestring.
In order to further realize the present invention, the reduction torsion spring is helical spring.
In order to further realize the present invention, the outer framework big, rust resistance and corrosion resistance alloy metal material system using hardness
At.
Beneficial effects of the present invention:
1, easy for operation quick the purpose of the present invention is to provide a kind of smart structural design is reasonable, reach instantaneous
The convenient hidden safety shoelace buckle used for unclamping, fastening shoestring can guarantee that shoestring will not occur when fastening loose and be protected
Intrinsic elasticity is held, shoestring initiation during walking is with movement can be effectively prevent to stumble and trip the security risk of tumble injury,
It overcomes the shoestrings of conventional shoes to fasten shoestring due to only relying on the mode of shoestring knotting and be easy to happen shoestring and loosen, Huo Zhe
It ties the shoelace or needs to carry out duplicate troublesome operation when undoing shoelaces, and especially cause to fall down not during exercise in walking
The problem of safety.Shoelace buckle of the invention not only easily easily can carry out any adjusting to the elasticity of shoestring, effectively improve
Human body wears comfort level when shoes, and structure is simple and novel, and small in size convenient for hiding, mounting arrangements use on shoes
When, a flower or bowknot can be bundled by shoestring extra after knotting substantially, so that it may shoelace buckle be completely covered by and realized
Hidden function can also meet the needs of user's fashion to will not influence the beauty of monnolithic case when shoes are worn.
2, the convenient hidden safety shoelace buckle smart structural design used of the invention is reasonable, former using the mechanics of physics
Reason, when people is during walking or movement, shoe body generates the horizontal pull F3's and shoelace buckle outer framework loosened to shoestring
Length direction is substantially parallel, and horizontal pull F3 is in the horizontal direction toward when opposite both direction effect, and meeting is simultaneously to two
A Contraband shape valve, which generates, acts on lateral force toward opposite both direction in the horizontal direction, and lateral force can be to two Contraband shapes
Valve generates press component vertically upward, and two Contraband shape valve is forced to support towards the direction that outer framework is open to shoestring
Pressure, while outer framework will generate downward active force to two Contraband shape valve on vertical, so as to by Contraband shape valve
It compresses buckling parts to be tightly pressed together on shoestring in the groove of outer framework, and as shoe body generates shoestring the horizontal drawing loosened
Power F3 is bigger, and compression buckling parts will be forced to press tighter to shoestring, therefore overcomes shoestring completely and walk or transport in people
It is easy to happen during dynamic loosely, and may cause the safety problem caused danger due to people falls down because stumbling.
3, the convenient hidden safety shoelace buckle used of the invention, can be suitably used for the shoestring of different types of different size,
The tie-down that the mode that wearer frequently knots manually carries out shoestring is not needed, it is time saving and energy saving, allow young children Lai Yeneng
It is enough easily to fasten shoestring, there is the economic value significantly promoted and applied.
4, the convenient hidden safety shoelace buckle used of the invention offers a rectangular aperture at the top of outer framework, can
To wind the shoestring detour of additional length on center shaft by its rectangular aperture, on the one hand shoelace buckle can cover hidden
Hiding realizes shoelace buckle hidden function and increases the aesthetic feeling of vamp distribution, on the other hand can avoid additional length shoestring it is loose or
It is hung upside down and causes security risk.
Detailed description of the invention
Fig. 1 is schematic cross-sectional view of the invention；
Fig. 2 is the structural schematic diagram of overlook direction of the invention；
Fig. 3 is the structural schematic diagram for looking up direction of the invention；
Fig. 4 is the structural schematic diagram of side-looking direction of the invention；
Fig. 5 is the schematic cross-sectional view in the first operating position (shoestring, which is in, compresses fit-state) of the invention；
Fig. 6 is the schematic cross-sectional view in the second operating position (shoestring, which is in, unclamps disengaged position) of the invention.
Specific embodiment
The present invention is further elaborated with reference to the accompanying drawing, wherein direction of the invention is using Fig. 1 as standard.
As shown in Figures 1 to 6, the convenient hidden safety shoelace buckle used of one kind of the invention, it includes an outer framework
1,2, two Contraband shape valve 3 of a central rotating shaft and a reduction torsion spring 4.Main body of the outer framework 1 as entire stealthy shoelace buckle
Frame uses the alloy metal material with good characteristics such as the big, rust resistance and corrosion resistances of hardness to be made.The bottom face of outer framework 1
Equipped with downward opening rectangle accommodation groove 11, rectangle accommodation groove 11 is for accommodating arrangement central rotating shaft 2, Contraband shape valve 3 and answering
The building blocks such as position torsional spring 4；The top end face of outer framework 1 is equipped with opening 12 up and down, the opening 12 and rectangle accommodation groove 11
It is connected；12 shape of opening of the present embodiment is designed using round rectangle, but its shape it can also be designed to round, ellipse or
Other adaptation shapes.Central rotating shaft 2 is arranged in the rectangle accommodation groove 11 of frame 1 and is located at 11 length direction of rectangle accommodation groove
Middle position, and the axial direction of central rotating shaft 2 and the length direction of rectangle accommodation groove 11 are perpendicular, the both ends of central rotating shaft 2
Fixation is plugged in the mounting hole on 11 inner sidewall of rectangle accommodation groove respectively.Two Contraband shape valve 3 are arranged at the rectangle of frame 1
In accommodation groove 11, two Contraband shape valve 3 are fracture end, outer end in closed end and the left side with central rotating shaft 2 for symmetry axis in inner end
The right side is symmetrical arranged, and each Contraband shape valve 3 is made of two connection cursors 31 and shoestring pressure section 32, two connection cursors 31
It is integrally formed with shoestring pressure section 32.The position at fracture end of each connection cursor 31 close to Contraband shape valve is equipped with to be turned with center
The rotation mounting hole that axis 2 matches, each Contraband shape valve 3 are connected through the rotation mounting hole of cursor 31 rotatably
It is rotatably installed on central rotating shaft 2；The shoestring pressure section 32 of each Contraband shape valve 3, which is equipped with, compresses buckling parts 321 and bending edges edge
322, the position of the compression buckling parts 321 of the interior shoestring pressure section 32 corresponding to each Contraband shape valve 3 of rectangle accommodation groove 11 is equipped with
Strip bulge 13, strip bulge 13 are matched with buckling parts 321 is compressed, and are being compressed so that compressing buckling parts 321 to shoestring 5
Effective increasing friction force in the process improves shoelace buckle to the tie-down fastening effect of shoestring 5.In addition, each strip bulge 13 also with
The respective side edge of rectangle accommodation groove 11 is enclosed groove 111, so that compressing buckling parts 321 can be mutually close with groove 111
Fasten and coordinate reaches and shoestring 5 is compressed compression and fixed limit in rectangle appearance using the compression buckling parts 321 of shoestring pressure section 32
It sets in the groove 111 of slot 11, by compressing the larger frictional force formed between buckling parts 321 and shoestring 5, to prevent shoestring 5 sliding
De- loose even release；Corresponding to the bending of the shoestring pressure section 32 of each Contraband shape valve 3 on the arranged on left and right sides face of outer framework 1
The position at edge 322 is respectively equipped with the arc notch 14 of left and right perforation, and each arc notch 14 is connected with rectangle accommodation groove 11
Logical, each arc notch 14 is designed to the curved profile to match with shoestring 5, is on the one hand conducive to by bending edges along 322 and arc
The shoestring that v notch v 14 is formed wears channel, and bending edges on the other hand can be effectively prevent to generate biggish compress along 322 pairs of shoestrings 5
Active force causes shoestring 5 to easily deform even friction damage during elastic adjusting.Reduction torsion spring 4 is for forcing two
The Contraband shape valve 3 that a relative rotation is opened resets to or keeps the first work in a state of nature under the action of elastic torsion
Make position, reduction torsion spring 4 is a helical spring, and reduction torsion spring 4 is set on central rotating shaft 2, and the both ends of reduction torsion spring 4 are blocked respectively
It connects on the connection cursor 31 of corresponding two Contraband shapes valve 3.
The convenient hidden safety shoelace buckle use process and basic functional principle used of the invention:
As shown in figure 5, firstly, shoestring 5 is successively staggeredly threaded through in the eyelet of shoes, secondly just by one kind of the invention
The hidden safety shoelace buckle arrangement that victory uses is mounted on the position (close to shoe mouth) for corresponding to flap top on shoes, then
First shoestring tail end 51 of the shoestring 5 that completion is worn on shoes eyelet and the second shoestring tail end 52 are sequentially passed through accordingly respectively
Contraband shape valve 3, bending edges along 322 with arc notch 14 formed shoestring wear channel, thus the first shoestring tail end of shoestring 5
Part 51 and the second shoestring end section 52 bypass corresponding Contraband shape valve 3 respectively from both ends and are wrapped on central rotating shaft 2,
And then by the first shoestring end section 51 of shoestring 5 and the second shoestring end section 52 in the knotting position close to central rotating shaft 2
It sets and knots at 53, and by the extra or mistake of the first shoestring end section 51 of shoestring 5 and the second shoestring end section 52
Long shoestring part is bundled into a flower or bowknot, to play the effect for being completely covered by and realizing stealth to shoelace buckle, thus
The harmony of shape entirety when shoes are worn will not be not only influenced because of the arrangement of shoelace buckle, but also it is beautiful to play enhancing
The effect of fashion.Due to forcing two Contraband shape valve 3 always to be tried hard to towards outline border under the effect of the elastic torsion of reduction torsion spring 4
The direction of the opening 12 of frame 1, which is replied, to be resetted, to guarantee that two Contraband shape valve 3 remain at original without external forces
First operating position of beginning state.Shoelace buckle smart structural design of the invention is reasonable, using the mechanics principle of physics, when people exists
During walking or movement, shoe body generates the horizontal pull F3 and shoelace buckle outer framework 1 loosened to 5 site of action 56 of shoestring
Length direction be substantially parallel, horizontal pull F3, can be right simultaneously in the horizontal direction toward when opposite both direction effect
Two Contraband shape valve 3, which generate, acts on lateral force toward opposite both direction in the horizontal direction, and lateral force can be to two
Contraband shape valve 3 generates press component vertically upward, forces two Contraband shape valve 3 towards the direction of the opening of outer framework 1 12 to shoes
Band 5 is compressed, while outer framework 1 will generate downward active force to two Contraband shape valve 3 on vertical, so as to rely on
Shoestring 5 is tightly pressed together in the groove 111 of outer framework 1 by the compression buckling parts 321 of Contraband shape valve 3, by compression buckling parts
Frictional force effect between 321 and shoestring 5 and strip bulge 13, groove 111, so that it may be implemented without by using the system that knots
The mode of shoestring can securely fasten shoestring 5.And as the horizontal pull F3 that shoe body generates loosening to shoestring 5 is bigger,
Compression buckling parts 321 will be forced to press tighter to shoestring 5, therefore overcome shoestring 5 completely and walk or be moved through in people
It is easy to happen in journey loosely, and may cause the safety problem caused danger due to people falls down because stumbling.
As shown in fig. 6, need to only be pinched when needing to adjust on shoes the elasticity of shoestring 5 or need to unclamp shoestring 5 and take off one's shoes
When the outer framework 1 of shoelace buckle of the invention is slightly firmly lifted up relative to shoe body, so that it may reduction torsion spring 4 be overcome to act on two
Elastic torsion effect on the connection cursor 31 of a Contraband shape valve 3, then forces two Contraband shape valve 3 relative to central rotating shaft
2 relative rotation open (direction for being directed away from the opening of outer framework 1 12), i.e. first work of the two Contraband shape valve 3 from reset condition
Make position rotary motion to the second operating position for being in releasing orientation.At this point, being maintained at two Contraband shape valve 3 in pine
Second operating position of open state can be realized compression buckling parts 321 with corresponding strip bulge 13, groove 111 and divide equally exoneration
From the shoestring 5 being wound around in two Contraband shape valve 3 just can move freely and be convenient for elastic adjusting.It is pinched at this point, need to only continue manpower
When firmly the outer framework 1 of shoelace buckle of the invention is slightly firmly lifted up relative to shoe body, so that it may realize that the loose of shoestring 5 dissipates
It opens.So on the contrary, only needing the first shoelace tightness adjustment portion 54 and the second shoelace tightness adjustment portion of the hand-held shoestring 5 of two hands at this time
55, and slight applied force F1 is pulled outwardly (the first shoelace tightness adjusting of holding shoestring 5 in the horizontal direction to the left and right sides respectively
Portion 54 and the second shoelace tightness adjustment portion 55 firmly pull outward toward opposite both direction in the horizontal direction), it can be conveniently light
Loose ground realizes the elasticity for adjusting shoestring.When being suitable for the elasticity for wearing shoes by the adjusting of shoestring 5 to human body, i.e., until shoestring 5 reaches
To required tie-down elasticity when, the external force being applied on the outer framework 1 of shoelace buckle is cancelled, in the elasticity of reduction torsion spring 4
Under the action of torsion, so that two Contraband shape valve 3 are from the second operating position rotary motion in releasing orientation to reset condition
The first operating position, thus achieve the purpose that fasten shoestring 5.It is when the elasticity for needing to adjust shoestring 5 again or completely loose
When opening shoestring 5, the above cycle and taking corresponding operation need to be only repeated.
The foregoing is merely better embodiments of the invention, and the invention is not limited to above embodiment, are implementing
The structural modification small there may be part in the process, if various changes or modifications of the invention are not departed from essence of the invention
Mind and range, and belong within the scope of claim and equivalent technologies of the invention, then the present invention is also intended to encompass these changes
And modification.
Claims (10)
1. a kind of convenient hidden safety shoelace buckle used, it is characterised in that: it includes outer framework, central rotating shaft, two Contraband shapes
Valve and reduction torsion spring, the outer framework are equipped with notch rectangle accommodation groove directed downwardly, and the top end face of the outer framework is equipped with opening,
The opening is connected with the rectangle accommodation groove；The central rotating shaft, two Contraband shape valve and reduction torsion spring are arranged at
In the rectangle accommodation groove；Described two Contraband shape valve are in that inner end is symmetrical set for fracture end, outer end in closed end, often
The one Contraband shape valve is made of two connection cursors and shoestring pressure section, and each Contraband shape valve is connected through cursor can
It is mounted on to rotary motion on the central rotating shaft, the shoestring pressure section, which is equipped with, compresses buckling parts and bending edges edge, the square
Be equipped with strip bulge corresponding to each position for compressing buckling parts in shape accommodation groove, each strip bulge with it is corresponding
The mutual fasten and coordinate of buckling parts is compressed, the position that each bending edges edge is corresponded on the two sides of the outer framework is set respectively
There is arc notch, each arc notch is connected with the rectangle accommodation groove；The reduction torsion spring is set in described
In heart shaft, the both ends of the reduction torsion spring are respectively engaged on the connection cursor of corresponding Contraband shape valve, to force two Contraband
First operating position of shape valve under the action of elastic torsion in a state of nature.
2. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the central rotating shaft is located at
The middle position of the rectangle accommodation groove length direction, described two Contraband shape valve are that symmetrical axial symmetry is set with the central rotating shaft
It sets.
3. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: each strip bulge
It is enclosed groove with the respective side edge of the rectangle accommodation groove, mutually closely pressing fastens so that compressing buckling parts and groove
Cooperation is played the role of compressing to shoestring fastens.
4. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the connection cursor with
The shoestring pressure section is integrally formed.
5. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: each connection rotation
The position at the fracture end of the closely described Contraband shape valve of arm rest is equipped with the rotation mounting hole to match with the central rotating shaft, each Contraband shape
The rotation mounting hole that valve is connected through cursor rotatable is rotatably mounted on the central rotating shaft.
6. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the shape of the opening is set
Count into round rectangle.
7. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the axis of the central rotating shaft
Line direction and the length direction of the rectangle accommodation groove are perpendicular, and the both ends of the central rotating shaft are respectively fixedly disposed at the square
On shape accommodation groove inner sidewall.
8. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the arc notch design
At the curved profile to match with shoestring.
9. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the reduction torsion spring is spiral shell
Revolve spring.
10. the convenient hidden safety shoelace buckle used according to claim 1, it is characterised in that: the outer framework uses
Hardness is big, rust resistance and corrosion resistance alloy metal material is made.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765849.1A CN107518521B (en) | 2017-08-30 | 2017-08-30 | A kind of convenient hidden safety shoelace buckle used |
| PCT/CN2018/097818 WO2019042063A1 (en) | 2017-08-30 | 2018-07-31 | Convenient-to-use hidden safety shoelace buckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710765849.1A CN107518521B (en) | 2017-08-30 | 2017-08-30 | A kind of convenient hidden safety shoelace buckle used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107518521A CN107518521A (en) | 2017-12-29 |
| CN107518521B true CN107518521B (en) | 2019-10-25 |
Family
ID=60682764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710765849.1A Expired - Fee Related CN107518521B (en) | 2017-08-30 | 2017-08-30 | A kind of convenient hidden safety shoelace buckle used |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107518521B (en) |
| WO (1) | WO2019042063A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107518521B (en) * | 2017-08-30 | 2019-10-25 | 徐龚子 | A kind of convenient hidden safety shoelace buckle used |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5903959A (en) * | 1997-11-24 | 1999-05-18 | Leonardi; David P. | Fastener for retaining shoe laces and drawstrings |
| GB2348920A (en) * | 1999-04-15 | 2000-10-18 | Robert Christopher Walton | Shoe lace clamp fastener |
| CN201814332U (en) * | 2010-06-08 | 2011-05-04 | 赵华锋 | Lace tying device |
| WO2014059458A1 (en) * | 2012-10-17 | 2014-04-24 | Fischer Sports Gmbh | Clamping device for a lace element |
| CN207186100U (en) * | 2017-08-30 | 2018-04-06 | 徐龚子 | A kind of convenient hidden safety shoelace buckle used |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107518521B (en) * | 2017-08-30 | 2019-10-25 | 徐龚子 | A kind of convenient hidden safety shoelace buckle used |
-
2017
- 2017-08-30 CN CN201710765849.1A patent/CN107518521B/en not_active Expired - Fee Related
-
2018
- 2018-07-31 WO PCT/CN2018/097818 patent/WO2019042063A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5903959A (en) * | 1997-11-24 | 1999-05-18 | Leonardi; David P. | Fastener for retaining shoe laces and drawstrings |
| GB2348920A (en) * | 1999-04-15 | 2000-10-18 | Robert Christopher Walton | Shoe lace clamp fastener |
| CN201814332U (en) * | 2010-06-08 | 2011-05-04 | 赵华锋 | Lace tying device |
| WO2014059458A1 (en) * | 2012-10-17 | 2014-04-24 | Fischer Sports Gmbh | Clamping device for a lace element |
| CN207186100U (en) * | 2017-08-30 | 2018-04-06 | 徐龚子 | A kind of convenient hidden safety shoelace buckle used |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019042063A1 (en) | 2019-03-07 |
| CN107518521A (en) | 2017-12-29 |
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Granted publication date: 20191025 Termination date: 20200830 |