CN114042306B - Fixing structure of skiing veneer and skiing shoes - Google Patents
Fixing structure of skiing veneer and skiing shoes Download PDFInfo
- Publication number
- CN114042306B CN114042306B CN202111398878.1A CN202111398878A CN114042306B CN 114042306 B CN114042306 B CN 114042306B CN 202111398878 A CN202111398878 A CN 202111398878A CN 114042306 B CN114042306 B CN 114042306B
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- China
- Prior art keywords
- positioning
- fixedly connected
- skiing
- face
- snowboard
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- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims description 52
- 230000001681 protective effect Effects 0.000 claims 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000031074 Reinjury Diseases 0.000 description 1
- 208000010040 Sprains and Strains Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C10/00—Snowboard bindings
- A63C10/28—Snowboard bindings characterised by auxiliary devices or arrangements on the bindings
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C10/00—Snowboard bindings
- A63C10/02—Snowboard bindings characterised by details of the shoe holders
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C10/00—Snowboard bindings
- A63C10/12—Yieldable or self-releasing in the event of an accident, i.e. safety bindings
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C11/00—Accessories for skiing or snowboarding
- A63C11/003—Signalling devices, e.g. acoustical or visual
Landscapes
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses a fixing structure of a skiing veneer and a skiing shoe, which comprises the skiing veneer, wherein the upper end surface of the skiing veneer is connected with a protection box, the left side and the right side of the protection box are respectively provided with a mounting component, when a first conducting plate is contacted with a second conducting plate, a pressure sensor and a gyroscope sensor work, the pressure sensor detects a signal, the signal is transmitted to a controller, the controller controls an electromagnetic push rod to work, a positioning insert rod is inserted into a first positioning jack, so that a skiing shoe main body is positioned, when the pressure sensor detects that the pressure of a human body is reduced and the drop is too large, and the gyroscope sensor simultaneously detects that the angle change of the skiing shoe main body is large, the skiing shoe main body indicates that a skier is in an unexpected falling state, and the controller timely controls the electromagnetic push rod to work, and the positioning rod is separated from the first positioning jack, so that the locking state of the positioning plate is released, and the subsequent personnel injury caused by the skiing veneer is avoided.
Description
Technical Field
The invention relates to the technical field of sports goods, in particular to a fixing structure of a skiing veneer and a skiing shoe.
Background
The fastening structure for the snowboard is an important part of connecting the snowboard and the snowboard, and all actions and pressures applied to the snowboard by the skier are directly applied to the snowboard through the snowboard, so that the fastening effect thereof is of great importance. When accidents happen, the separation of the skiing veneer and the skiing shoe cannot be realized timely and flexibly, so that injuries such as waist sprains of skiers are easily caused, and nowadays, skiing lovers are increasing, how to enable the fixing device to realize the seamless conversion of fixing and loose binding is an important problem for protecting the life safety of the skiers.
Disclosure of Invention
The present invention is directed to a fixing structure for a snowboard and a snowboard boot, which solves the above-mentioned problems of the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a fixed knot of skiing veneer and skiing shoes constructs, includes the skiing veneer, the up end fixedly connected with guard box of skiing veneer, the left and right sides of guard box all is provided with the installation component, the installation component includes the fixed plate of controlling the side, fixed plate fixed connection is at the up end of skiing veneer, is provided with the locating plate between the fixed plate of controlling the side, the up end fixed connection skiing shoes main part of locating plate, the inside fixed mounting of guard box has four sets of electromagnetic push rod, the locating lever has all been worn in the front and back side of the left end face of guard box and the front and back side of right end face, the output of electromagnetic push rod and the one end fixed connection of locating lever, two sets of first locating jacks have been seted up to surface one side of locating plate, the other end of locating lever stretches into the inside of first locating jack after sliding through corresponding fixed plate, be equipped with pressure sensor and gyroscope sensor between skiing shoes main part and the locating plate, the internally mounted of guard box has the controller.
Preferably, the first conducting strips are fixedly connected to the front side and the rear side of the bottom end of the positioning plate, the first conducting strips on the front side and the rear side are respectively electrically connected with the pressure sensor and the gyroscope sensor, the second conducting strips are arranged right below the first conducting strips, four groups of conducting grooves are formed in the upper end face of the skiing veneer, the second conducting strips are mounted in the conducting grooves and electrically connected with the controller, and the first conducting strips are in contact with the second conducting strips.
Preferably, the bottom end surface fixedly connected with of locating plate is four sets of locating posts, is provided with four sets of second location jacks between the fixed plate of left and right sides, the locating post inserts the inside of establishing at the second location jack that corresponds.
Preferably, an access hole is formed in the middle of the upper end face of the protection box, and the upper end face of the protection box is connected with a sealing cover through four groups of positioning assemblies.
Preferably, the locating component includes the slide bar and controls the connecting block of side, the top fixedly connected with pulling piece of slide bar, the slide bar slides and wears to establish on sealed covering, connecting block fixed connection is at the bottom surface of sealed lid, fixedly connected with guide arm between the connecting block of side about, the surface of guide arm all slides the cover and is equipped with the slider, the up end of slider articulates there is the connecting rod, the top of connecting rod is articulated with the bottom of slide bar, the surface cover of guide arm is equipped with first spring, the left and right sides both ends of first spring are respectively with the relative one side fixed connection of slider of side about, the spacing spliced pole of the equal fixedly connected with of the side that leaves of slider of side about, four groups of recesses have been seted up to the up end of guard box, the inside at the third location jack has all been seted up to the inside of spacing spliced pole.
Preferably, the second spring is sleeved on the outer surface of the sliding rod, one end of the second spring is fixedly connected with the bottom end surface of the pulling block, and the other end of the second spring is fixedly connected with the upper end surface of the sealing cover.
Preferably, the upper end face of the protection box is provided with a sealing groove, sealing rubber is arranged in the sealing groove, a sealing plug-in unit matched with the sealing groove is fixedly connected to the bottom end face of the sealing cover, and the sealing plug-in unit is tightly abutted to the sealing rubber.
Preferably, the outer surface of the pulling block is provided with anti-skid patterns.
Compared with the prior art, the invention has the beneficial effects that: the fixing device is convenient to use, simple to operate, when the fixing device is used, the first conductive sheet is contacted with the second conductive sheet, the pressure sensor and the gyroscope sensor work, the pressure sensor detects signals, the controller controls the electromagnetic push rod to work, the electromagnetic push rod drives the positioning inserting rod to be inserted into the corresponding first positioning jack so as to position the positioning plate, when the pressure sensor detects that the pressure of a human body is reduced and the drop is too large, the gyroscope sensor detects that the angle change of the body of the skiing shoe is large, the skier is in an unexpected falling state, the controller timely controls the electromagnetic push rod to work, the positioning rod is separated from the first positioning jack, and then the locking state of the positioning plate is released, so that the subsequent injury to personnel caused by the skiing veneer is avoided; when the positioning plate is installed, the positioning inserting column is inserted into the second positioning inserting hole, so that the subsequent positioning inserting rod is conveniently and accurately inserted into the first positioning inserting hole; when the sealing cover is installed, the pulling block is pulled upwards, when the pulling block moves upwards, the sliding blocks on the left side and the right side are driven to move relatively through the connecting rod, then the sealing cover is covered on the upper end face of the protection box, the pulling block is loosened, the sliding blocks on the left side and the right side move relatively under the action of the first spring, and then the limiting plug is inserted into the third positioning jack, so that the sealing cover is positioned, when the sealing cover is removed, the locking of the sealing cover can be released only by pulling the pulling block upwards, the sealing cover is convenient to disassemble and assemble, and the personnel can overhaul the inside of the protection box conveniently; through sealing rubber and sealing insert cooperation, can improve the inside leakproofness of guard box, avoid external snow water to get into the inside of guard box.
Drawings
FIG. 1 is a schematic cross-sectional elevation of a body structure of a snowboard and snowboard boot attachment structure;
FIG. 2 is a schematic top view in cross section of a portion of the body structure of a snowboard and snowboard boot attachment structure;
Fig. 3 is an enlarged schematic view of the structure a in fig. 1 showing a fastening structure of a snowboard to a snowboard.
In the figure: 1-skiing veneer, 2-locating plate, 3-recess, 4-skiing shoe main part, 5-fixed plate, 6-guard box, 7-sealed lid, 8-installation component, 9-first location jack, 10-sealing insert, 11-electromagnetic push rod, 12-controller, 13-location inserted bar, 14-location inserted post, 15-sealing rubber, 16-second location jack, 17-slider, 18-slide bar, 19-pulling block, 20-second spring, 21-connecting rod, 22-guide arm, 23-third location jack, 24-spacing inserted post, 25-first spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a fixed knot of skiing veneer and skiing shoes constructs, includes skiing veneer 1, the up end fixedly connected with guard box 6 of skiing veneer 1, the left and right sides of guard box 6 all is provided with installation component 8, installation component 8 includes the fixed plate 5 of controlling the side, fixed plate 5 fixed connection is at the up end of skiing veneer 1, is provided with locating plate 2 between the fixed plate 5 of controlling the side, the up end fixed connection skiing shoes main part 4 of locating plate 2, the inside fixed mounting of guard box 6 has four electromagnetic push rod 11 of group, the left end front and back side of guard box 6 and the front and back side of right-hand member face all slide and wear locating lever 13, electromagnetic push rod 11's output and the one end fixed connection of locating lever 13, two sets of first locating jacks 9 have been seted up to surface one side of locating lever 13, the other end slip of locating lever 13 stretches into the inside of first locating jack 9 after passing corresponding fixed plate 5, be equipped with pressure sensor and gyro sensor between skiing shoes main part 4 and the locating plate 2, the inside controller 12 of guard box 6 has.
The first conducting strips are fixedly connected to the front side and the rear side of the bottom end of the positioning plate 2, the first conducting strips on the front side and the rear side are respectively electrically connected with the pressure sensor and the gyroscope sensor, the second conducting strips are arranged right below the first conducting strips, four groups of conducting grooves are formed in the upper end face of the skiing veneer 1, the second conducting strips are mounted in the conducting grooves and electrically connected with the controller, and the first conducting strips are in contact with the second conducting strips.
When the skiing board is used, the locating plate 2 is placed between the left fixing plate 5 and the right fixing plate 5, the first conductive sheet and the second conductive sheet are contacted, the pressure sensor and the gyroscope sensor work, the pressure sensor detects signals, the signals are transmitted to the controller 12, the controller 12 controls the four groups of electromagnetic push rods 11 to work, the electromagnetic push rods 11 drive the locating inserting rods 13 to be inserted into the corresponding first locating jacks 9, so that the locating plate 2 is located, the skiing shoe body 4 is convenient to install, when the pressure sensor detects that the pressure of a human body is reduced and the drop is too large, meanwhile, the gyroscope sensor detects that a skier is in an unexpected falling state when the angle change of the skiing shoe body 4 is large, the controller 12 timely controls the electromagnetic push rods 11 to work, the locating rods 13 are separated from the first locating jacks 9, and then the locking state of the locating plate 2 is relieved, and personnel injury caused by the subsequent skiing single plate 1 is avoided.
Four groups of positioning inserting posts 14 are fixedly connected to the bottom end surface of the positioning plate 2, four groups of second positioning inserting holes 16 are formed between the left and right fixing plates 5, and the positioning inserting posts 14 are inserted into the corresponding second positioning inserting holes 16.
When the positioning plate 2 is installed, the positioning plug 14 is inserted into the second positioning jack 16, so that the subsequent positioning plug rod 13 is conveniently and accurately inserted into the first positioning jack 9.
The access hole has been seted up at the up end middle part of guard box 6, and the up end of guard box 6 is connected with sealed lid 7 through four sets of locating component, and the access hole of setting can be convenient for personnel in time overhaul the inside instrument of guard box 6.
The locating component comprises a sliding rod 18 and a connecting block at the left side and the right side, the top fixedly connected with pulling block 19 of the sliding rod 18 is arranged on the sealing cover 7 in a sliding mode, the connecting block is fixedly connected with the bottom end face of the sealing cover 7, a guide rod 22 is fixedly connected between the connecting blocks at the left side and the right side, sliding sleeves are respectively arranged on the left side and the right side of the outer surface of the guide rod 22, a connecting rod 21 is hinged to the upper end face of the sliding rod 17, the top end of the connecting rod 21 is hinged to the bottom end of the sliding rod 18, a first spring 25 is sleeved on the outer surface of the guide rod 22, the left end and the right end of the first spring 25 are respectively fixedly connected with the opposite sides of the sliding blocks 17 at the left side and the right side, limiting inserting posts 24 are fixedly connected with the separating sides of the sliding blocks 17 at the left side and the right side, four groups of grooves 3 are formed in the upper end face of the protection box 6, third locating jacks 23 are formed in the inner left side and the right side walls of the grooves 3, and the limiting inserting posts 24 are inserted into the third locating jacks 23.
When the sealing cover 7 is installed, the pulling block 19 is pulled upwards firstly, when the pulling block 19 moves upwards, the sliding blocks 17 on the left side and the right side are driven to move relatively through the connecting rod 21, then the sealing cover 7 is covered on the upper end face of the protection box 6, the pulling block 19 is loosened, the sliding blocks 17 on the left side and the right side move relatively under the action of the first spring 20, and then the limiting plug 24 is inserted into the third positioning jack 23, so that the sealing cover 7 is positioned, and when the sealing cover 7 is removed, the sealing cover 7 can be removed by pulling the pulling block 19 upwards, so that the sealing cover 7 is convenient to disassemble and assemble, and personnel can overhaul the inside of the protection box 6 conveniently.
The outer surface of the sliding rod 18 is sleeved with a second spring 20, one end of the second spring 20 is fixedly connected with the bottom end surface of the pulling block 19, and the other end of the second spring 20 is fixedly connected with the upper end surface of the sealing cover 7.
The second spring 20 can make the limit plug 24 stably plug into the third positioning jack 23.
The sealing groove is formed in the upper end face of the protection box 6, sealing rubber 15 is arranged in the sealing groove, a sealing plug-in 10 matched with the sealing groove is fixedly connected to the bottom end face of the sealing cover 7, and the sealing plug-in 10 is tightly abutted to the sealing rubber 15.
By matching the sealing rubber 15 with the sealing insert 10, the sealing performance of the inside of the protection box 6 can be improved, and external snow water is prevented from entering the inside of the protection box 6.
The outer surface of the pulling block 19 is provided with anti-skid patterns.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. A fixing structure of a snowboard and a snowboard, comprising a snowboard (1), characterized in that: the skiing device comprises a skiing veneer (1), a protective case (6) is fixedly connected to the upper end face of the skiing veneer (1), a positioning rod (13) is arranged on the front side and the rear side of the left end face and the rear side of the right end face of the protective case (6) in a sliding mode, the mounting assembly (8) comprises a left fixing plate (5) and a right fixing plate (5), the fixing plate (5) is fixedly connected to the upper end face of the skiing veneer (1), a positioning plate (2) is arranged between the fixing plates (5) on the left side and the right side, the upper end face of the positioning plate (2) is fixedly connected to a skiing shoe main body (4), four groups of electromagnetic push rods (11) are fixedly arranged in the protective case (6), the front side and the rear side of the left end face of the protective case (6) are fixedly connected with one end of the positioning rod (13) in a sliding mode, two groups of first positioning jacks (9) are formed in one side of the outer surface of the positioning plate (2), the other end of the positioning rod (13) penetrates through the corresponding fixing plate (5) in a sliding mode and then stretches into the inner portion of the first positioning jack (9), and a sensor (12) is arranged between the positioning plate (4) and the inner sensor (2);
An access hole is formed in the middle of the upper end face of the protection box (6), and the upper end face of the protection box (6) is connected with a sealing cover (7) through four groups of positioning components;
The positioning assembly comprises a sliding rod (18) and connecting blocks at the left side and the right side, the top end of the sliding rod (18) is fixedly connected with a pulling block (19), the sliding rod (18) is fixedly connected to the sealing cover (7) in a sliding penetrating mode, the connecting blocks are fixedly connected to the bottom end face of the sealing cover (7), guide rods (22) are fixedly connected between the connecting blocks at the left side and the right side, sliding sleeves are sleeved with sliding blocks (17) on the left side and the right side of the outer surface of the guide rods (22), connecting rods (21) are hinged to the upper end face of the sliding blocks (17), the top ends of the connecting rods (21) are hinged to the bottom end of the sliding rods (18), first springs (25) are sleeved on the outer surface of the guide rods (22), the left end and the right end of each first spring (25) are fixedly connected to the opposite sides of the sliding blocks (17) at the left side and the right side, limit inserting columns (24) are fixedly connected to the opposite sides of the sliding blocks (17) at the left side and the right side, four groups of grooves (3) are formed in the upper end face of the protection box (6), third positioning inserting columns (23) are formed in the inner left side and the right side of the grooves (3), and the third positioning inserting columns (23) are formed in the inner side of the protection box (24);
The outer surface of the sliding rod (18) is sleeved with a second spring (20), one end of the second spring (20) is fixedly connected with the bottom end surface of the pulling block (19), and the other end of the second spring (20) is fixedly connected with the upper end surface of the sealing cover (7).
2. A snowboard and snowboard binding structure according to claim 1, wherein: the first conducting strips are fixedly connected to the front side and the rear side of the bottom end of the positioning plate (2), the first conducting strips on the front side and the rear side are respectively electrically connected with the pressure sensor and the gyroscope sensor, the second conducting strips are arranged right below the first conducting strips, four groups of conducting grooves are formed in the upper end face of the skiing veneer (1), the second conducting strips are mounted in the conducting grooves and are electrically connected with the controller, and the first conducting strips are in contact with the second conducting strips.
3. A snowboard and snowboard binding structure according to claim 2, wherein: four groups of positioning inserting columns (14) are fixedly connected to the bottom end surface of the positioning plate (2), four groups of second positioning inserting holes (16) are formed between the left side fixing plate (5) and the right side fixing plate, and the positioning inserting columns (14) are inserted into the corresponding second positioning inserting holes (16).
4. A snowboard and snowboard binding structure according to claim 3, wherein: the sealing groove is formed in the upper end face of the protection box (6), sealing rubber (15) is arranged in the sealing groove, a sealing plug-in (10) matched with the sealing groove is fixedly connected to the bottom end face of the sealing cover (7), and the sealing plug-in (10) is tightly abutted to the sealing rubber (15).
5. A snowboard and ski boot attachment structure in accordance with claim 4, wherein: the outer surface of the pulling block (19) is provided with anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111398878.1A CN114042306B (en) | 2021-11-19 | 2021-11-19 | Fixing structure of skiing veneer and skiing shoes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111398878.1A CN114042306B (en) | 2021-11-19 | 2021-11-19 | Fixing structure of skiing veneer and skiing shoes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114042306A CN114042306A (en) | 2022-02-15 |
| CN114042306B true CN114042306B (en) | 2024-05-24 |
Family
ID=80210881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111398878.1A Active CN114042306B (en) | 2021-11-19 | 2021-11-19 | Fixing structure of skiing veneer and skiing shoes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114042306B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2356052A1 (en) * | 1973-11-09 | 1975-05-15 | Ver Baubeschlag Gretsch Co | Ski safety fixing with detachable sole plate - can be moved from ski with endwise or sideways force |
| JPS565679A (en) * | 1979-04-10 | 1981-01-21 | Gertsch Ulrich | Safety binder for ski |
| CA2320736A1 (en) * | 2000-09-26 | 2002-03-26 | Ghislain Lachance | Mono ski |
| JP2009039313A (en) * | 2007-08-09 | 2009-02-26 | Ichito Takahashi | Telemark ski binding |
| CN108273258A (en) * | 2018-01-24 | 2018-07-13 | 纳恩博（北京）科技有限公司 | Electric running equipment |
| CN207614315U (en) * | 2017-12-18 | 2018-07-17 | 重庆市美泰塑胶有限责任公司 | A kind of ease of assembly formula pair of skis fastener |
-
2021
- 2021-11-19 CN CN202111398878.1A patent/CN114042306B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2356052A1 (en) * | 1973-11-09 | 1975-05-15 | Ver Baubeschlag Gretsch Co | Ski safety fixing with detachable sole plate - can be moved from ski with endwise or sideways force |
| JPS565679A (en) * | 1979-04-10 | 1981-01-21 | Gertsch Ulrich | Safety binder for ski |
| CA2320736A1 (en) * | 2000-09-26 | 2002-03-26 | Ghislain Lachance | Mono ski |
| JP2009039313A (en) * | 2007-08-09 | 2009-02-26 | Ichito Takahashi | Telemark ski binding |
| CN207614315U (en) * | 2017-12-18 | 2018-07-17 | 重庆市美泰塑胶有限责任公司 | A kind of ease of assembly formula pair of skis fastener |
| CN108273258A (en) * | 2018-01-24 | 2018-07-13 | 纳恩博（北京）科技有限公司 | Electric running equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114042306A (en) | 2022-02-15 |
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