CN103717275A

CN103717275A - Shuttlecock

Info

Publication number: CN103717275A
Application number: CN201280033533.9A
Authority: CN
Inventors: 约翰·霍华德·哈特; 史蒂芬·乔治·伍德; 尼克·汉密尔顿
Original assignee: BADMINTON ASS OF ENGLAND Ltd; Sheffield Hallam University
Current assignee: BADMINTON ASS OF ENGLAND Ltd; Sheffield Hallam University
Priority date: 2011-07-06
Filing date: 2012-07-06
Publication date: 2014-04-09
Anticipated expiration: 2032-07-06
Also published as: PL2729222T3; GB2492575B; CN103717275B; MY167289A; EP2729222B1; GB201111544D0; EP2729222A1; WO2013005044A1; GB2492575A; ES2661452T3

Abstract

A shuttlecock and in particular an outdoor shuttlecock having a domed head (100) and a shaft (101) separating the head from an annular skirt (102). The skirt is connected to the shaft via radial spokes (111) that extend between the skirt and one end of the shaft. A leading edge (112) of the skirt, positioned closest to the head, is separated from the head along a longitudinal axis of the shuttlecock by a distance along the length of the shaft. The radial spokes are curved along their length to provide riffling during flight and to twist to absorb an impact force when hit with a badminton racquet.

Description

Shuttlecock

Technical field

The present invention relates to a kind of shuttlecock, in particular, but not exclusively, relate to and being formed at during flight comprising that the ambient influnence of (especially) wind-force shows the outdoor shuttlecock of the resistance of improvement.

Background technology

Shuttlecock exists with multiple different form, and it is mainly divided into two classes, natural and artificial synthetic.The normally the most experienced player of shuttlecock who is made by natural material is preferred, and for all high-caliber indoor competitions.These shuttlecocks have the cork head being wrapped in goat skin conventionally, and region is formed by goose feather wherein " to fly shuttle (shuttle) ".

Shuttlecock, comprises natural and artificial syntheticly, in flight course, to air drag, is highstrung, and air drag comprises height above sea level, humidity, temperature and Air Flow factor successively.When using out of doors, these environmental conditions below produce deep effect to the direct of travel of the movement locus performance of shuttlecock and flight and speed aspect.By thering is different counterweights in order to consider at the height above sea level of diverse geographic location, a large amount of dissimilar natural match shuttlecock illustration of the difference of humidity and temperature the sensitiveness of shuttlecock to environmental condition.Yet, these shuttlecocks be specialized designs for indoor use, and when using out of doors, the flight characteristics that they are wanted is destroyed significantly by wind-force.

In general, the shuttlecock of traditional style is manufactured into " suitable " outdoor use by comprise extra weight at head.This additional weight is conventionally only in the scope of to two gram.Other is revised the indoor shuttle that flies and comprises shorter skirt section for the trial of open air use, less head and for the various material of skirt section and head.These outdoor shuttlecocks are usually designed to together with traditional shuttle bat and use, and traditional shuttle is clapped to have limited to a considerable extent and can be employed to reduce the additional bob-weight in the impact of flight course apoplexy.A large amount of outdoor shuttlecocks occur, they use together with being not suitable for clapping with traditional shuttle completely, not only too greatly but also too heavy.

In the situation that take open air use and using as target together with traditional shuttle bat, occurred many dissimilar be mainly artificial synthetic shuttlecock, and at CA388507, US2218593, US2302845, US2247486, US3752479, WO8400306, FR2594039, US4519613, FR2615745, DE4005918, DE19646508, US5860879, US6315687, US6709353, CN201195035, CN2863200, FR2890870, DE102005039121, CN201105139, CN201200778, CN201768335, GB1543635, CN201815075, GB926049, US3359002, DE202010006986, multiple example is disclosed in JP54039176.

Yet, needing a kind of shuttlecock, it is optimized for outdoor use, to comprising that especially the ambient influnence of wind-force shows the resistance of improvement by special.

Summary of the invention

Therefore, inventor provides a kind of shuttlecock that affect physical characteristic of wind on the track of shuttlecock or flight while studying by experiment using out of doors in order to minimizing of finding that comprise.Shuttlecock of the present invention, can be believed to comprise in one embodiment three basic elements of character, i) be designed to the head that clashed into by racket, ii) control to a great extent the skirt section of the flight characteristics of the shuttlecock with the head that separated by least one slender axles physics and skirt section, iii) at least one slender axles.Therefore, extend from head discontinuously so that space or gap to be provided between head and skirt section in skirt section, its this gap of axis bridge joint or space.

According to a first aspect of the invention, provide a kind of shuttlecock, having comprised: head, described head has dome-shaped part and the base portion under dome-shaped part; Axle, described axle extends the base portion from head; Ring-shaped skirt, described ring-shaped skirt has the trailing edge of locating farthest apart from head with respect to the longitudinal axis of shuttlecock and the leading edge of close head location; Radial spoke, described radial spoke extends from the region from head one end farthest towards axle and is connected to skirt section; Wherein, the leading edge in described skirt section is left head one distance with respect to the longitudinal axis of shuttlecock along the length separation of axle; Described shuttlecock is characterised in that: skirt section forms integral body; And each radial spoke is included in the sweep in the radial direction between described axle and skirt section.

Preferably, each spoke is included in the sweep in axial direction extending between axle and skirt section.More preferably, each spoke comprises recessed region and the convex domain along its length at sweep in the radial direction.Optionally, each spoke is along its length distortion, and described distortion is arranged on along in " degree of depth " of the spoke extending on the longitudinal direction of shuttlecock.The advantage of sweep is, each spoke can be by its sweep compression with impact-absorbing power when impacting with badminton racquet.In addition, the distortion in each spoke provides or assists and forms rifling track in the process of movement locus.By adjusting each spoke with respect to the torsion of the longitudinal direction of shuttlecock, can adjust the degree that forms rifling track.

Preferably, described shuttlecock is included in three spokes that extend between described axle and described skirt section.Preferably, each spoke ends at the common central hub place with mounting portion, and wherein said beam warp is detachably mounted on central hub place by described mounting portion.Optionally, described spoke can form with the axle of same material.Optionally, described spoke, axle and skirt section form.

Optionally, each spoke comprises bladed structure, and described bladed structure comprises the width extending perpendicular to longitudinal axis and the degree of depth of extending on longitudinal axis, and the wherein said degree of depth is greater than described width.Optionally, the width in the location towards axle of each spoke is greater than the width towards place, skirt section.Optionally, the degree of depth of each spoke in longitudinal axis direction located to increase in the outermost radial outside region contacting with described skirt section.

Preferably, described head is detachably mounted on axle place, and does not form as one.Alternatively, head can form with axle.Preferably, described axle comprises installation tongue, and described head is included in the mouth at pedestal place, to receive tongue and head is arranged on to axle place.Alternately, axle can comprise any type of locking device being connected releasedly with head, described locking device especially comprises bayonet fittings, is threaded, snapping or compression connector, makes described axle and the described head can be by being applied to the pulling of head and/or axle, promotion or twist motion is attached and be easily disassembled.

Optionally, described shuttlecock also comprises and is detachably connected to described axle and is configured to the head mounting portion via the base portion securement head under dome-shaped part.Preferably, described head mounting portion comprise through hole in order to the part of end regions of holding described axle to connect head mounting portion and axle.Alternatively, described head mounting portion comprises installation tongue, and the mouth that described head is included in pedestal place is in order to receive tongue and head is arranged on to axle place.

Preferably, described skirt section is included in extend between leading edge and trailing edge mesh-structured.Term " mesh-structured " comprises by the silk of relative thin or the grid that forms of textile material and lattice type structure to form all modes of the pore type structure of the opening with the hole that air can pass through.Skirt section can comprise having different materials thickness and the different mesh-structured region of mesh-structured pattern, and the density of its mesopore comprises mesh-structured silk or the size in the gap between fabric, is variable.In addition, the zones of different place in skirt section, mesh-structured silk or the thickness of fabric can be different.

Optionally, described skirt section is protruding towards outer surface between leading edge and trailing edge.Alternatively, described skirt section towards outer surface, can be recessed can be maybe linear, to limit the frusto-conical of hollow.

Optionally, described skirt section comprises the continuous circular structure circumferentially extending around described longitudinal axis.Optionally, described skirt section comprises the perforation of radially extending, and the size of described perforation on the axial direction from leading edge to trailing edge increases." ring-shaped skirt " mentioned in this description, comprises circle and the polygonal skirt section geometry of around the central longitudinal axis of shuttlecock, extending.

Optionally, described skirt section comprises the perforation of radially extending, and the size of described perforation on the axial direction from leading edge to trailing edge increases.

Have been found that in the length direction head portion of shuttlecock and the separated deflection impact that has reduced wind in skirt section.That is, the traditional shuttle of directly extending from the head with reference to skirt section wherein, shuttlecock of the present invention does not have skirt section in the location after head immediately, and wherein this void space is only occupied by thinner axle.Therefore any beam wind that, blows to shuttlecock in flight course can pass through this open void area.Therefore, inventor has optimized the distance that extend on the longitudinal direction of shuttlecock in skirt section, thereby reversal rate and " sensation " required characteristic during impacting are provided.Rely on the design in spoke and skirt section, the present invention also provides desirable gyroscope type precession in the process of the latter half of the movement locus of the shuttlecock of the natural indoor competition shuttlecock of mirror image.

Optionally, each spoke comprises that scope is at the thickness of 0.8mm to 0.4mm.Optionally, described skirt section comprises that scope is at the thickness of 0.4mm to 0.2mm.Optionally, described skirt section comprises the taper thickness reducing from leading edge to trailing edge.Preferably, described axle, spoke and skirt section comprise thermoplastic and make by injection molding technique.Preferably, described material comprises following any one: polyamide (being preferably nylon), polypropylene, polyethylene, polystyrene, polyvinyl chloride, polytetrafluoroethylene PTFE), polyester, PLA, polyurethane, acrylic compounds.Alternatively, the material of described axle, skirt and/or spoke can comprise that copolymer is polyester-copolyether preferably with rubbery material, the thermoplastic of rubbery and optional copolymer.

Preferably, head can comprise natural material, the cork for example optionally being covered by goat skin.Alternatively, head can comprise artificial synthetic and optional thermoplastic, rubber, foamed material, and particularly polyurethane foam or polyethylene.

According to a second aspect of the invention, provide a kind of shuttlecock external member with a plurality of parts, comprising: at least one head, described at least one head has dome-shaped part and the base portion under dome-shaped part; At least one axle, described at least one axle can extend the base portion from described head; A plurality of ring-shaped skirts, each skirt section has the trailing edge that can locate farthest apart from head with respect to the longitudinal axis of shuttlecock and the leading edge of close head location; Radial spoke, described radial spoke inwardly extends towards the longitudinal axis that each ring-shaped skirt is divided equally from central authorities from each skirt section, and each spoke in each skirt section is included in the bending area extending from axle to skirt section in the radial direction; Wherein, skirt section forms monolithic entity and comprises different separately shapes and/or size and can exchange to change with described at least one head shape and/or the size of shuttlecock.

Accompanying drawing explanation

Now, only by way of example and with reference to accompanying drawing, specific embodiment of the invention scheme will be described, wherein:

Figure 1A is according to the stereogram of the shuttlecock of specific embodiment of the invention scheme, the jackshaft that described shuttlecock has head, skirt section and connects described head and skirt section;

Figure 1B is another stereogram of the shuttlecock in Figure 1A;

Fig. 1 C is the lateral elevational view of the shuttlecock in Figure 1B;

Fig. 2 A is the decomposition diagram of the shuttlecock in Fig. 1 C;

Fig. 2 B is the decomposition side view of the shuttlecock in Fig. 2 A;

Fig. 2 C is the stereogram of seeing from the below of the head of the shuttlecock of Fig. 2 A;

Fig. 3 A is the plane of the shuttlecock in Fig. 1 C;

Fig. 3 B is the upward view of the shuttlecock in Fig. 1 C;

Fig. 4 A be according to another embodiment of the present invention have linear to the outside to the lateral elevational view in surperficial skirt section;

Fig. 4 B is the plane in the skirt section of Fig. 4 A;

Fig. 4 C is the stereogram in the skirt section of Fig. 4 B;

Fig. 5 A be according to having of another specific embodiments of the present invention recessed to the outside to the lateral elevational view in surperficial skirt section;

Fig. 5 B is the plane in the skirt section of Fig. 5 A;

Fig. 5 C is the stereogram in the skirt section of Fig. 5 B;

Fig. 6 is according to the perspective elevation of the shuttlecock of another specific embodiments of the present invention, and wherein skirt section and installation shaft form and head mounting portion does not form;

Fig. 7 A is the exploded bottom view of the shuttlecock of Fig. 6;

Fig. 7 B is the exploded perspective top view of the shuttlecock of Fig. 6.

The specific embodiment

With reference to Figure 1A, to 3B, shuttlecock comprises three basic elements of character: head 100, skirt section 102 and the jackshaft 101 extending between head 100 and skirt section 102.Along being divided into two along center by the longitudinal axis 121 of shuttlecock, align jointly in head 100, axle 101 and skirt section 102.

Head 100 has the upper area 103 of dome-shaped, and this upper area provides the district that impacts that is intended to the region that contacts with racket of shuttlecock.Cylindrical shape part 104 is immediately extended dome 103 belows, and ends at base portion 105 places.Axle 101 has straight elongated portion 106, and this elongated portion 106 is tapered or outwards opens at upper area 107 places.Funneling region 107 ends at the annual disk 108 radially extending from slender axles 106.Hollow circle tube tongue 200 is from coiling 108 extend towards upper surface, and comprises the annular lip 201 that the upper limb around tongue 200 along the circumferential direction extends.Open cavity 202 is from coiling 108 length to lip 201 extension hollow tongues 200.According to further specific embodiments, tongue 200 can not comprise internal cavities 202, and can form from the solid extension of coiling 108 extensions.In addition, the material of tongue 200 can be different from the material of axle 101, to change " counterweight " characteristic in head 100 location of shuttlecock.

Head 100 comprises the internal cavity 203 extending towards dome 103 by cylindrical region 104 from base portion 105.The degree of depth of cavity 203 is substantially equal to the length of tongue 200 and the diameter of cavity 203, if slightly not few, approximates the diameter of tongue 200.Antelabium 201 comprises the diameter slightly larger than the diameter of cavity 203, with at tongue 200, be engaged in the cavity of head 100 or oral area 203 and base portion 105 and dish 108 frictional fit is provided when upper surface coordinates so that head 100 is removably connected to axle 101.

Skirt section 102 is the annulars around longitudinal axis 121, and with axis 121 partition distance diametrically, this distance is 102 the length variations from leading edge 112 to trailing edge 113 along skirt section.Therefore skirt section 102 100 is extending radially outward from central axis 121 to the length along shuttlecock in the direction in skirt section 102 from the head.The body in skirt section 102 is by be the mesh-structured formation of the band 114 of the parallel alignment extending between leading edge 112 and trailing edge 113, to form a plurality of holes that extend through skirt section 102 115,122 on surface 301 to the right to the outside surface 305 from inwardly facing.Band 114 forms the elongated thin region in skirt section 102, and to make hole 115,122 be also elongated and in the length in skirt section 102, extend a distance along the direction identical with longitudinal axis 121 between leading edge 112 and trailing edge 113.The first networking pore structure 117 is extended and stops towards trailing edge 113 from leading edge 112, is less than half of distance between these two

edges

112 and 113, to define elongated orifices 122.The second networking pore structure 116 is extended half more than the length in skirt section 102 from trailing edge 113 towards leading edge 112 between

edge

112 and 113, to define elongated orifices 115.Narrow annular collar (collar) 118 is extending approximately 1/3rd distance of distance between the

edge

112 and 113 approach leading edge 112 most between two networking pore structures 116,117.In addition, similarly annular collar 119 mesh-structured 116 and trailing edge 113 between extend, the 3rd annular collar 120 extends between leading edge 112 and mesh-structured 117.Therefore, the length in the hole 122 of the first networking pore structure 117 is less than the length in the hole 115 of the second networking pore structure 116.Lasso 118,119,120 does not have hole 115,122, and when being impacted by racket, has increased integral rigidity and its repellence to crooked, folding and torsion in skirt section 102.

Skirt section 102 is connected with axle 101 by radial spoke 111, and this radial spoke 111 extends to from the surface of inwardly facing 301 in skirt section 102 central hub 109 being positioned at longitudinal axis 121.Details are shown in Fig. 3 A and Fig. 3 B, and each spoke 111 is crooked along its length between wheel hub 109 and skirt section 102, so that the device that absorbs the impulsive force that is given to shuttlecock when impacting with racket to be provided at every turn.Especially, the sweep of each spoke 111 comprises recessed region 303 and convex domain 304.

Each spoke 111 comprises: the degree of depth of extending in described longitudinal axis direction 121, this degree of depth 102 reduces towards skirt section from the region of wheel hub 109, and the leading edge 207 of each spoke 111 and the separating distance between trailing edge 208 102 are reduced towards skirt section from wheel hub 109.In addition, each spoke is along its length distortion.Because the hub end 206 of each spoke 111 is connected to wheel hub 109 along (extending above the outer surface of wheel hub 109) spiral path, sentences the aligning that is roughly parallel to longitudinal axis 121 and be connected to skirt section 102 in the relative 300 region, end, skirt section 302 of each spoke 111 simultaneously, between leading edge 112 and trailing edge 113, form distortion.Therefore, the major part on the surface 123 of extending between

edge

207 and 208 of each spoke 111 is with the little acute angle alignment with respect to longitudinal axis 121.Each spoke 111(is at

wheel hub

109 and 102 places, skirt section) this different connection aim at the distortion 305 towards the length direction diminishing gradually along each spoke 111 length of end, skirt section 300 from hub end 206 be provided.This distortion is conducive to during movement locus, provide and/or be convenient to the formation rifling track (rifling) of shuttlecock.Each region 302 does not have hole 122 and is arranged on the surface of inwardly facing 301 between middle lasso 118 and leading edge lasso 120.

Central hub 109 is hollow substantially, and the cavity 204 that comprises open-ended is to receive the second end 110 or axle 101.The diameter of axle head 110 equals the diameter of wheel hub cavity 204 substantially, thereby frictional fit is provided and makes axle 101 can mate and be detachably connected to skirt section 102 with skirt section 102.Additional locking connects (not shown) and can be arranged on axle head 110 and wheel hub 109 and sentence axle 101 is locked onto to skirt section 102 releasedly.Suitable connection can comprise bayonet type, twistlock formula, javelin formula or the interconnection of other push/pull formulas so that axle 101 be connected with separated by simple push/pull and/or torsion action with skirt section 102.The first end that similar connection can also be arranged on head 101 and axle 101 is sentenced head 100 is locked to axle 101 releasedly.

Fig. 4 A to 4C shows another embodiment in skirt section 102.Referring to Fig. 4 A, the annular between edge 112,113 in skirt section 102 to the outside right surface 400 is linear substantially.In addition, the join domain 401 between leading edge 207 and trailing edge 208 of each spoke 111 is arranged essentially parallel to longitudinal axis 121 alignment, contrary with the embodiment in Figure 1A to 3B.Therefore, each spoke 111 in the embodiment of Fig. 4 A to Fig. 4 C is not included in the identical distortion 305 shown in Fig. 3 B.Yet each spoke 111 in the embodiment of Fig. 4 A to 4C has along recess 303 and the protuberance 304 of the tangent bend part of the length between its wheel hub 109 and the surface of inwardly facing 301 in skirt section 102.

Fig. 5 A to 5C shows another embodiment, and wherein the right surface to the outside between leading edge 112 and trailing edge 113 in skirt section 102 is the recesses 500 with respect to longitudinal axis 121.According in this another embodiment, spoke 111 with as being identical with reference to Fig. 4 A to the described embodiment of 4C.

Fig. 6 to Fig. 7 B shows an also embodiment of the present invention.Different from embodiment above, this further embodiment comprises three independently parts, flight part (or skirt section 102), head part 100 and head mounting portion 705.According to the slender axles 101 of the also extension between head 100 and skirt section 102 of an embodiment, form with skirt section 102, and extend from wheel hub 109.

Especially, axle 100 comprises the main shaft 600 extending vertically from wheel hub 109 and the fixed axis 700 extending coaxially with axle 600.Main shaft 600 is tapers, and is included in from skirt section the diameter that 102 headward 100 direction reduces.Similarly, fixed axis 700 is also taper, and is included in from skirt section 102 diameters that reduce to the direction of head 100.In addition, main shaft 600 is included in the slow part 701 of falling of the intersection of fixed axis 700 and main shaft 600, and wherein the junction of this part 701 between axle 600,700 presents circular orientation lasso.

Head support 705 comprises having the discoid matrix 108 of funneling bottom side 107 and the outstanding hollow cylindrical tongue 200 of upper surface from relative, as described with reference to the first embodiment.Yet, funneling part 107 end at plan when shuttlecock is assembled towards skirt section 102 axial centre wheel hub 703 is installed.Wheel hub 703 comprises through hole, and this through hole center extends through head support 705, and size forms to hold the end regions 704 of fixed axis 700.The diameter in hole 702 is slightly less than the shaft diameter 700 that falls the location of part 701 slow, and axle 700 can be kept tightly by friction contact load between hole 702 and its outer surface.Through hole 702 comprises cone-shaped inner surface, so that the diameter in this hole reduces towards the upper area of support member 705 in territory 701, funneling region from bottom side.Therefore, axle 700 can be inserted in hole 702 completely, so that this part 701 is against wheel hub 703 location.

Identical with embodiment before, skirt section 102 comprises a plurality of holes, to realize the flight characteristics of expectation.According in this further embodiment, hole 603 is arranged to 12 groups 602 that be evenly spaced apart, edge circumferentially distributes, wherein every group of six eleven punch 11s 603 that comprise in the axial direction.In addition,, when shuttlecock is orientated with flying method, the size of perforation 603 is from first group of 604 perforation increase to one group of large-size towards trailing edge 113 location towards leading edge 112 location.In addition, hole 603,604 tilts on the inner surface of ring-shaped skirt 102, so that produce.

As shown at Fig. 6 and Fig. 7 B, each in three radial spokes 111 is connected to the inner surface in skirt section 102 at 601 places, end, corresponding skirt section.The connecting length of each spoke end 601 approximates the axial length of skirt section 102 between leading edge 112 and trailing edge 113.Correspondingly, the axial length of each spoke 111 reduces to the join domain 401 at wheel hub 109 from skirt section end 601.

As shown in Fig. 6 to Fig. 7 B, each spoke 11 be included in from axle 600 to skirt section 102 radially outward side the upwardly extending identical dual distortion along its length (recessed sweep and convex bending part).Correspondingly, with in previous embodiment, describe in detail the same, this sweep be constructed such that spoke can distortion and except cause the spin that forms rifling track during flying absorption from racket, be applied to the impulsive force of shuttlecock.As described in detail above, each spoke 111 is cultrate, and, comprise with respect to width separately in vertical (or radially) direction at shuttlecock the larger degree of depth in the direction at longitudinal axis.

Shuttlecock of the present invention is favourable, because skirt section 102 is monolithic entitys, it provides structural intergrity to withstand loading force.This is from different as the formed skirt section of set of for example independent parts of natural or artificial synthetic featheriness blade.Correspondingly, this allows the spoke 111 of minimal amount to realize the skirt section 102 of circumference extension and the needed intensity of connection between axial axis 600.These spokes then can be spaced apart at the circumferencial direction of (around axle 101), to flight characteristics is had to larger impact.In order further to improve flight characteristics and the intensity of shuttlecock, ring-shaped skirt 102 comprises the conical wall thickness from leading edge 112 to trailing edge 113.According to the specific embodiment of Fig. 6 to 7B, this wall thickness is reduced to 0.35 millimeter at trailing edge 113 places from the 0.5mm in leading edge 112.

As described in detail with reference to two embodiment, spoke 111 from the head 100, and head matrix 105 particularly, separate axle 101(substantially and comprise axle 600 and 700) most of length.This separation contributes to the flowing of air of

spoke

111 and 102 tops, skirt section, the flight characteristics of the expectation providing with the sweep of realizing by skirt section perforation 603,604 and spoke 111.

By the non-skirt section 102 that forms in one embodiment, with axle 101 or according to the non-axle 101 that forms of another embodiment, with head mounting portion 705 and by separated parts, lock together releasedly, user can exchange different skirt sections and head piece as required.According to further embodiment, the different shirt rim 102 with very different shapes, body thickness, mesh-structured, counterweight and material can be set up and exchange.In addition, the spoke 111 in each skirt section can be identical or different, and is included in different thickness between the different sweep of recessed region and convex domain 303,304, different distortion 305 and leading edge and trailing edge 207,208.In addition,, according to further embodiment, what each skirt section 102 can comprise different numbers radially extends to spoke and/or the configuration of perforation 112,115,603,604 difference on the surface 301 of inwardly facing from central hub 109.

Claims

1. a shuttlecock, comprising:

Head, described head has dome-shaped part and the base portion under dome-shaped part;

Axle, described axle extends from the base portion of head;

Ring-shaped skirt, described ring-shaped skirt has the trailing edge of locating farthest apart from head with respect to the longitudinal axis of shuttlecock and the leading edge of close head location;

Radial spoke, described radial spoke extends from approaching the region from head one end farthest of axle and being connected to skirt section;

Wherein, the leading edge in described skirt section is with respect to the longitudinal axis and the length separated distance of described head along axle of shuttlecock;

Described shuttlecock is characterised in that:

Skirt section is formed integral body; And

Each of described radial spoke is included between described axle and skirt section the sweep in radial direction.

2. shuttlecock as claimed in claim 1, wherein, each spoke is included in the sweep extending in the axial direction between axle and skirt section.

3. the shuttlecock as described in claim 1 and 2, is included in three spokes that extend between axle and skirt section.

4. the shuttlecock as described in claim as aforementioned in any one, wherein, each spoke ends at the common central hub place with mounting portion, and wherein said beam warp is detachably mounted on central hub place by described mounting portion.

5. shuttlecock as claimed in claim 2, wherein, each spoke comprises recessed region and the convex domain along its length at sweep in the radial direction.

6. the shuttlecock as described in aforementioned claim, wherein, spoke and axle form.

7. the shuttlecock as described in any one in claim 1 to 5, wherein, described spoke, described axle and described skirt section form.

8. the shuttlecock as described in claim as aforementioned in any one, wherein, each spoke comprises bladed structure, and described bladed structure comprises the width that extends perpendicular to longitudinal axis and the degree of depth of Axis Extension longitudinally, and the wherein said degree of depth is greater than described width.

9. the shuttlecock as described in claim as aforementioned in any one, wherein, each spoke comprises the twist part along its length.

10. the shuttlecock as described in claim as aforementioned in any one, also comprises and is detachably connected to described axle and is configured to the head mounting portion via the base portion securement head under dome-shaped part.

11. shuttlecocks as claimed in claim 10, wherein, described head mounting portion comprises through hole, to hold a part for the end regions of described axle, connects head mounting portion and axle.

12. shuttlecocks as described in claim 10 or 11, wherein, described head mounting portion comprises installation tongue, and described head is included in the mouth at pedestal place, in order to receive tongue and head is arranged on to axle place.

Shuttlecock as described in 13. claims as aforementioned in any one, wherein, described skirt section is included in extend between leading edge and trailing edge mesh-structured.

Shuttlecock as described in 14. claims as aforementioned in any one, wherein, described skirt section towards outer surface, between leading edge and trailing edge, be protruding.

Shuttlecock as described in 15. claims as aforementioned in any one, wherein, the height of each spoke in longitudinal axis direction located to increase in the outermost radial outside region contacting with described skirt section.

Shuttlecock as described in 16. claims as aforementioned in any one, wherein, described skirt section comprises continuous loop configuration.

Shuttlecock as described in 17. claims as aforementioned in any one, wherein, described skirt section comprises perforation, described perforation increases from leading edge to trailing edge size in the axial direction.

Shuttlecock as described in 18. claims as aforementioned in any one, wherein, described skirt section comprises the perforation distributing in groups in a circumferential direction around ring-shaped skirt.

Shuttlecock as described in 19. claims as aforementioned in any one, wherein, described skirt section comprises the taper thickness reducing from leading edge to trailing edge.

20. shuttlecocks as claimed in claim 19, wherein, described shuttlecock comprises following any or combination:

Polyamide, preferably nylon;

Polypropylene;

Polyethylene;

Polystyrene;

Polyvinyl chloride;

Polytetrafluoroethylene PTFE);

Polyester or terylene;

PLA;

Polyurethane;

Acrylic acid;

Polyester-copolyether.

The shuttlecock external member of 21. 1 kinds of a plurality of parts, comprising:

At least one head, described at least one head has dome-shaped part and the base portion under dome-shaped part;

At least one axle, described at least one axle can extend from the base portion of described head;

A plurality of ring-shaped skirts, each ring-shaped skirt has the trailing edge that can locate farthest apart from head with respect to the longitudinal axis of shuttlecock and the leading edge of close head location;

Radial spoke, described radial spoke inwardly extends towards the longitudinal axis that each ring-shaped skirt is divided equally from central authorities from each skirt section, and each spoke in each skirt section is included in the bending area extending from axle to skirt section in the radial direction;

Wherein, each skirt section forms monolithic entity and comprises difformity separately and/or size and can exchange to change with described at least one head shape and/or the size of shuttlecock.

The external member of 22. a plurality of parts as claimed in claim 21, wherein, each skirt section is integrally formed with corresponding radial spoke and corresponding axle.

The external member of 23. a plurality of parts as described in claim 21 or 22, also comprises at least one head mounting portion of the one end that can be connected to described axle, and described at least one head mounting portion is configured to the base portion of securement head.