WO2016005546A1 - Volant de badminton et procede de fabrication d'un tel volant - Google Patents
Volant de badminton et procede de fabrication d'un tel volant Download PDFInfo
- Publication number
- WO2016005546A1 WO2016005546A1 PCT/EP2015/065793 EP2015065793W WO2016005546A1 WO 2016005546 A1 WO2016005546 A1 WO 2016005546A1 EP 2015065793 W EP2015065793 W EP 2015065793W WO 2016005546 A1 WO2016005546 A1 WO 2016005546A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- skirt
- steering wheel
- edge
- entanglement
- free edge
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B67/00—Sporting games or accessories therefor, not provided for in groups A63B1/00 - A63B65/00
- A63B67/18—Badminton or similar games with feathered missiles
- A63B67/183—Feathered missiles
- A63B67/187—Shuttlecocks
- A63B67/193—Shuttlecocks with all feathers made in one piece
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B67/00—Sporting games or accessories therefor, not provided for in groups A63B1/00 - A63B65/00
- A63B67/18—Badminton or similar games with feathered missiles
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B45/00—Apparatus or methods for manufacturing balls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/04—Badminton
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2209/00—Characteristics of used materials
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2209/00—Characteristics of used materials
- A63B2209/02—Characteristics of used materials with reinforcing fibres, e.g. carbon, polyamide fibres
- A63B2209/023—Long, oriented fibres, e.g. wound filaments, woven fabrics, mats
Definitions
- the invention relates to a badminton shuttlecock and a method of manufacturing such a steering wheel.
- a badminton shuttlecock includes a cap and a skirt attached to the cap.
- the ruffles that offer the best flying properties are ruffles whose skirts are made of natural bird feathers. Indeed, these ruffles are very popular with professional players because of the stability of their trajectory, their important drag in the air, their rotational balance, their lightness, the feeling of play they provide and their particular trajectory.
- the manufacturing process of feather shuttlecocks is relatively expensive since the skirts are made by hand, taking care to sort the feathers beforehand, which leads to large variations in quality and flying wheels that wear out very quickly and which can also be avian virus vector. There is therefore no automated method for making these flywheels, which makes them difficult to produce on a large scale, and relatively expensive.
- FR-A-712 212 discloses a badminton shuttlecock whose skirt is formed from a seamless tube, preferably knitted with very fine threads, which is fitted around a conical piece. This wheel has a low drag in the air and does not achieve a vertical drop effect when the steering wheel loses speed.
- the invention intends to remedy more particularly, by proposing a badminton shuttlecock with a skirt made of synthetic material, which offers flying properties substantially equivalent to those of a feathered steering wheel and which presents a better performance. coefficient of drag.
- the invention relates to a badminton wheel, as defined in claim 1.
- the skirt of the steering wheel can be manufactured with a variable fiber surface density, which leads to an asymmetrically distributed mass skirt.
- the skirt can be made so that its center of gravity is disposed in an upper half of the skirt, that is to say on the side of the skirt. plug. This makes it possible to obtain a good stability of the trajectory of the steering wheel and a good rotational balance.
- the invention also relates to a manufacturing method as defined in claim 9.
- Figure 1 a badminton wheel 1 comprising a cap 2 and a skirt 4 which, in the example, is glued to the cap 2.
- the skirt 4 is generally frustoconical and is centered on a central axis X4. This skirt 4 diverges, with respect to the axis X4, in a direction opposite to the stopper 2 and comprises an edge 40 of attachment to the stopper 2 and a free edge 42.
- the steering wheel 1 With its orientation of Figure 1, it defines an upper part or front of the wheel 1 as turned upwards of this figure and a lower or rear part as turned downwards.
- the cap is mounted at the top or front of the skirt 4 which diverges downward or rearward.
- the skirt 4 is formed by an entanglement of long and continuous fibers of synthetic material, in particular pre-stretched polypropylene with very high molecular weight (UHMW) for example between 1000 kg / mol and 3000 kg / mol. It may also be any other reinforcing fibers traditionally used in structural composite parts such as carbon fiber, glass or linen for a variant in vegetable fibers.
- UHMW very high molecular weight
- the long and continuous fibers are grouped together to form entangled strips 440 and 442, but they may also form entangled yarns. The long fiber strips are entangled in the manner of a braid, which is referenced 44 in FIG.
- the strips 440 are warp strips and while the strips 442 are weft strips, which are each braided in a generally helical manner around of the X4 axis.
- the weft strips 442 pass alternately above and below the warp bands 440 to form the braid.
- the strips 440 and 442 are shown in FIG. 1 only in the lower part of the skirt 4.
- the concentration of the bands 440 and 442 in the braid of the skirt 4 is even lower than the radius of the skirt 4, measured relative to the axis X4, is large.
- the surface density of long fibers of the skirt 4 decreases in a direction from the attachment edge 40 to the free edge 42, that is to say decreases as the radius of the skirt 4 increases .
- This is best seen in Figure 1 by drawing two straight lines T1 and T2 of extension of two successive chain bands 440. Note that the lines T1 and T2 are not parallel, but diverge from each other away from the free edge 42. This reflects the fact that the warp bands 440, as well as the weft bands 442, move away from each other at the approach of the free edge 42 of the skirt 4.
- the dimension of the spaces E 44 formed between the strips increases from the attachment edge 40 to the free edge 42, which which reflects a decrease in the density of fibers in this direction.
- a space E 441 chosen approximately two-thirds of the skirt 4 is smaller than a space E 442 chosen near the free edge 42.
- the surface density of long fibers in the braid 44 can be expressed as the number N of inter-band crossings 440 and 442 per square decimeter or by measuring the average area S 44 of the spaces E 44 on a square decimeter.
- the density increases in the same direction as the number N and in the opposite direction of the average surface S 44 .
- the number N decreases going from the edge 40 to the edge 42, while the average surface S 44 increases.
- the thickness of the skirt 4 also decreases in a direction from the attachment edge 40 to the free edge 42, that is to say with increasing diameter. This makes it possible to obtain a rigid attachment zone and a flexible zone in the vicinity of the free edge 42.
- the mass of the skirt 4 is asymmetrically distributed along the axis X4 and the material is distributed within the skirt 4 so that the center of gravity G of the flywheel 1 is arranged on the side of the cap 2, which improves the flight properties of the steering wheel 1, particularly with regard to the rotational balance of the steering wheel and the stability of the latter during a change of direction following a blow, or "turnover".
- a "turnover” occurs when a player returns the steering wheel to the other side of the field.
- the center of gravity G is arranged in an approximate manner.
- the skirt 4 is not smooth but "embossed", or pleated, that is to say that it comprises a succession of ribs, which are illustrated in FIG. 1 by thin lines. along the skirt 4.
- These ribs 10 are folds that make protrudes from the rest of the skirt generally centrifugally with respect to the axis X4. They improve the rigidity of the skirt 4 and give the steering wheel 1 a good rotational balance around the axis X4.
- These ribs 10 are therefore stiffening ribs, which further promote the rotation of the wheel around the axis X4. They are regularly distributed around the X4 axis.
- the section of the skirt 4, taken perpendicular to the axis X4 is not entirely circular. This section is more like a polygon.
- Openings 5 are formed in the skirt 4. These openings 5 are evenly distributed around the axis X4. The openings 5 can also extend obliquely or in a peripheral direction with respect to the axis X4. The openings 5 are air passage openings which make it possible to increase the drag of the steering wheel 1 and to accentuate the effect of vertical drop when the steering wheel loses speed as well as the speed of overturning. The dimensions and the distribution of the openings 5 are chosen in such a way as to generate a considerable flight drag, without weakening the mechanical strength of the steering wheel 1. In the example, the openings 5 have an oval shape but they can alternatively be of any other form, in particular rectangular.
- the skirt 4 of the flywheel 1 is manufactured by a method of the thermocompression molding type.
- This method consists firstly of inserting a pre-formed enchêvetrement of long fibers, of braid or knit type, around a male part of a mold.
- the preformed entanglement of long fibers is a cylindrical braid of constant diameter but it can also be preformed at the taper of the skirt 4.
- This preformed braid is stretched by fitting around the male part and takes a generally frustoconical shape. This tends to stretch the strips and decrease the thickness of the preformed braid at the large diameter area. Stretching between the bands results in an increase of the E spaces 44 between the strips and a decrease in the long fiber surface density from the attachment edge 40 to the free edge 42 of the skirt 4.
- the male part of the mold is inserted into a complementary housing a female part of the mold and a temperature and pressure law is applied within the mold.
- the molding is therefore carried out hot so as to deform the braid more easily and plastically.
- the skirt 4 is cooled and the openings 5 are created in the skirt 4 by means of a laser cutting device, which ensures a clean cutting of the outline of the molds. openings 5.
- the skirt 4 is glued or welded to the stopper 2.
- the method of manufacturing the steering wheel is simple and can be automated. It is therefore possible to manufacture, in large quantities and at a lower cost, flywheels which have flying properties equivalent to those of flying feather.
- the skirt 4 is made differently, for example with a method of autoclave molding, molding with resin injection or filament winding molding.
- the flywheel 1 comprises an insert for attaching the skirt 4 to the stopper 2.
- This insert is made of plastic material and comprises a base, which is fixed to the stopper 2 and several attachment tabs to the skirt 4, which extend on the inner surface of the skirt 4.
- the lugs of the insert are possibly shortened to the maximum to lighten the steering wheel 1.
- the presence of an insert makes it possible to move the center of gravity of the steering wheel 1 even further in the direction of the stopper 2 but weighed down the steering wheel 1.
- the insert can be manufactured directly with the skirt 4 in the mold and the connection between the insert and the skirt is reinforced during the application. a law of temperature and pressure.
- the skirt 6 has one or more slots, which preferably extend from the free edge 42 of the skirt 4. These slots are directed towards the cap 2 and improve the rotational balance, or "spin” steering wheel 1. This "spin” effect is all the more pronounced as the slits are long.
- the braid of the skirt 4 is formed from son of synthetic materials.
- the outer surface of the skirt 4 is chemically treated to improve drag during flight.
- the strips or the son of the braid are of natural material optionally overmolded with resin.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580037851.6A CN106536002B (zh) | 2014-07-11 | 2015-07-10 | 羽毛球以及羽毛球的生产方法 |
JP2017500882A JP2017520335A (ja) | 2014-07-11 | 2015-07-10 | バドミントンシャトルコック及びその製造方法 |
KR1020167036754A KR20170028325A (ko) | 2014-07-11 | 2015-07-10 | 배드민턴 셔틀콕과 그것의 생산 방법 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1456733 | 2014-07-11 | ||
FR1456733A FR3023491B1 (fr) | 2014-07-11 | 2014-07-11 | Volant de badminton et procede de fabrication d'un tel volant |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016005546A1 true WO2016005546A1 (fr) | 2016-01-14 |
Family
ID=51352708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2015/065793 WO2016005546A1 (fr) | 2014-07-11 | 2015-07-10 | Volant de badminton et procede de fabrication d'un tel volant |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2017520335A (fr) |
KR (1) | KR20170028325A (fr) |
CN (1) | CN106536002B (fr) |
FR (1) | FR3023491B1 (fr) |
WO (1) | WO2016005546A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107413025B (zh) * | 2017-09-13 | 2023-03-17 | 安徽海溢鑫科技有限公司 | 一种基于伺服电机的羽毛球球头自动化生产装置 |
JP7356178B2 (ja) * | 2018-03-29 | 2023-10-04 | シャトルスターズ ビー.ブイ. | シャトルコックおよびシャトルコックの製造方法 |
CN109016550B (zh) * | 2018-06-26 | 2021-03-02 | 安徽太阳体育用品有限公司 | 一种羽毛球球头制备方法 |
CN110975244A (zh) * | 2019-12-26 | 2020-04-10 | 安徽省无为县光明体育用品有限公司 | 一种应用在羽毛球生产线上的球头自动分装器 |
CN113457095B (zh) * | 2021-07-20 | 2022-04-29 | 安徽省无为县曙光羽毛制品有限公司 | 基于间歇运动控制技术的羽毛球组装系统及其组装工艺 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR712212A (fr) * | 1931-01-26 | 1931-09-28 | Spaldinc Et Bros Ag | Volants pour jeu de raquette |
US2626806A (en) * | 1949-11-30 | 1953-01-27 | Carlton William Charles | Shuttlecock |
GB724265A (en) * | 1952-11-10 | 1955-02-16 | Charles John William Lashley | Improvements in shuttlecocks and in the method of manufacture thereof |
US20020032087A1 (en) * | 1999-03-18 | 2002-03-14 | Jamison Bradford C. | Play device |
FR2911075A1 (fr) * | 2007-01-08 | 2008-07-11 | Babolat Vs Sa | Volant de badminton et son procede de fabrication. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6052865U (ja) * | 1983-08-19 | 1985-04-13 | 劉 懋滉 | バドミントン用のシャトルコック |
CN1076873A (zh) * | 1992-01-25 | 1993-10-06 | 郑树春 | 羽毛球 |
JPH07299174A (ja) * | 1994-04-28 | 1995-11-14 | Mizuno Corp | シャトルコック及びその強化方法 |
CN201012265Y (zh) * | 2006-12-06 | 2008-01-30 | 石立山 | 荧光羽毛球 |
CN102527008A (zh) * | 2010-12-23 | 2012-07-04 | 欧明华 | 一种羽毛球 |
WO2013058588A1 (fr) * | 2011-10-22 | 2013-04-25 | Kim Sang-Woong | Procédé de fabrication de volant et de plumes de volant |
-
2014
- 2014-07-11 FR FR1456733A patent/FR3023491B1/fr active Active
-
2015
- 2015-07-10 JP JP2017500882A patent/JP2017520335A/ja active Pending
- 2015-07-10 WO PCT/EP2015/065793 patent/WO2016005546A1/fr active Application Filing
- 2015-07-10 KR KR1020167036754A patent/KR20170028325A/ko not_active Application Discontinuation
- 2015-07-10 CN CN201580037851.6A patent/CN106536002B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR712212A (fr) * | 1931-01-26 | 1931-09-28 | Spaldinc Et Bros Ag | Volants pour jeu de raquette |
US2626806A (en) * | 1949-11-30 | 1953-01-27 | Carlton William Charles | Shuttlecock |
GB724265A (en) * | 1952-11-10 | 1955-02-16 | Charles John William Lashley | Improvements in shuttlecocks and in the method of manufacture thereof |
US20020032087A1 (en) * | 1999-03-18 | 2002-03-14 | Jamison Bradford C. | Play device |
FR2911075A1 (fr) * | 2007-01-08 | 2008-07-11 | Babolat Vs Sa | Volant de badminton et son procede de fabrication. |
Also Published As
Publication number | Publication date |
---|---|
JP2017520335A (ja) | 2017-07-27 |
FR3023491A1 (fr) | 2016-01-15 |
KR20170028325A (ko) | 2017-03-13 |
CN106536002B (zh) | 2019-07-26 |
FR3023491B1 (fr) | 2017-07-21 |
CN106536002A (zh) | 2017-03-22 |
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