CN102258851B - Playing ball and manufacturing method thereof - Google Patents
Playing ball and manufacturing method thereof Download PDFInfo
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- CN102258851B CN102258851B CN2011102128006A CN201110212800A CN102258851B CN 102258851 B CN102258851 B CN 102258851B CN 2011102128006 A CN2011102128006 A CN 2011102128006A CN 201110212800 A CN201110212800 A CN 201110212800A CN 102258851 B CN102258851 B CN 102258851B
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- sacculus
- ball
- skin graft
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Abstract
The invention discloses a playing ball and a manufacturing method thereof, relates to indoor soccer and or other balls in indoor sports, and aims to reduce elasticity of balls. The technical scheme is that: specially processed fillers are appropriately filled in a ball bag, then the ball bag is sealed, a plurality of knitted reinforcement objects are adhered to the ball bag, and a plurality of polygonal skin slices are adhered to the outer surface of the knitted reinforcement objects. In the playing ball, the ball bag is prevented from being separated from the outer skin, the service life of the ball is prevented, the uniformity of the ball is guaranteed and production efficiency is improved.
Description
Technical field
The invention belongs to the sport ball in the sports goods, specifically, relate to indoor low elasticity ball for sports and preparation method thereof.
Background technology
Referring to Fig. 1, ball products such as existing indoor football and football, on natural leather or artificial leather material crust 1 for preventing its distortion; Some and the similar back-up coat 2 of knitted fabric in the stickup; Again a plurality of skin grafts of having cut out by spherical sew it up each other after, to the skin graft inside ball shape sacculus 3 of packing into, can inject the valve 4 of air through the hole that reserves on fixing on its hole to sacculus inside; At last the ball sealing mouth, thereby accomplish the manufacture craft of ball for sports.
A plurality of skin grafts with bundle of lines crust 1 and back-up coat 2 in the manufacture craft of above-mentioned ball for sports fix to sphere-like, and the operation of putting into sacculus 3 within it all is workman's accomplishing with hand one by one, sews up a plurality of skin grafts then.Wherein, with the technology that sacculus 3 is put into to skin graft inside, both production efficiency was low, can't accurately hold if not the knack workman, produced the ball for sports that meets even requirement.
By the method for above-mentioned existing production ball, if the sacculus that ball skin graft inside is put into is only fixing on valve, skin graft and sacculus are easy to be separated from each other under the externally powerful impulse force, cause elasticity irregular, if sacculus is damaged, and the problem that existence can not be keeped in repair.
At the indoor indoor football that carries out, particularly during football match, if only use inflating balloon; Elasticity is big, and to land elasticity too big with ball after the ground collision, easily out-of-bounds or run into the interior architecture thing; Match is interrupted easily, is difficult to make match to carry out smoothly, when the indoor indoor football that carries out is competed; Because of the ball for sports elasticity of this version is too big, appear at the problems such as difficult control on the sports competition field easily.
So, can guarantee the ball exploitation of low elasticity of required standard jumping height with bounce-back height after the ground collision, then be the problem that sports goods manufacturing enterprise must solve.
Summary of the invention
The present invention at ball in that to receive the impact condition lower sphere indeformable or heavy to a lateral deviation; The terylene or the sponge material of specially treated are inserted to sacculus inside according to appropriate amount; Ball is not also deformed the inside of sacculus after receiving external impact, prevent that filler to side accumulation unbalanced phenomenon taking place.
The invention relates to ball for sports and his preparation method; Be in sacculus, suitably behind the filler of the special processing of interpolation to seal sacculus; Behind the knitting stiffener of multi-disc in the stickup of sacculus, on knitting stiffener outer surface, paste the polygonal skin graft of multi-disc ad hoc structure form more then, both prevented that sacculus from separating with crust; Prolonged the service life of ball again, and guaranteed the uniform quality of ball and improved production efficiency.
In addition; On the sacculus of putting into filler, which floor pastes with knitting stiffener at the sacculus outer surface, can correct only strengthening with external bonding layer on the valve skin graft like this; And the phenomenon of disengaging takes place in the back sacculus that is hit, for preventing that the ball of spheroid distortion from being the object of the invention with ball and manufacture craft.
Put into filler in sacculus inside, the elasticity of restriction ball is another goal of the invention of the present invention.
The a plurality of polygonal skin grafts of knitting stiffener surface applying in that the sacculus outer surface is pasted prevent that sacculus and polygonal skin graft are separated from each other, and provide the ball ball and his preparation method used of regular bounce-back property of ball to be purpose.
Form the V-type groove between polygonal skin graft of the present invention and the skin graft, the mould that utilizes crust to be pasted with the polygonal skin graft can evenly be produced the purpose of invention for this reason of enhancing productivity continuously.
The purpose that also has this invention in addition is that the skin graft that is stained with elastomeric material, paste simultaneously side and bottom surface with V-type groove, has not only improved the touch sense and the waterproof effect of ball, and the distortion of stopping ball on the knitting stiffener that the sacculus outer surface is pasted.
Simultaneously, it is crooked that right angle property is pressed at the crust edge of polygonal skin graft of the present invention, pastes simultaneously with the outer surface of the knitting stiffener at the elastic of the medial surface of crust and crust edge termination position, and the adhesion durability that has improved the polygonal skin graft is the object of the invention.
In order to realize the foregoing invention purpose; Technical scheme of the present invention is; A kind of ball for sports; Be included in a side on the spheroid and be provided with valve and insert mouthfuls 110 sacculus 100, the valve of said sacculus 100 inserts on mouthfuls 110 and is fixed with valve 200, is pasted with multi-disc polygonal skin graft 400 in the outside of said sacculus 100; The knitting stiffener of pasting between the spherical outside surface of said sacculus 100 and the multi-disc polygonal skin graft 400 300 of multi-disc, and the valve through said sacculus 100 inserts mouthfuls 110 and in said sacculus 100, is filled with filler 600.
The structure of said polygonal skin graft 400 is: said polygonal skin graft 400 outer surfaces have along the crooked crust 410 of said knitting stiffener 300 directions; The elastomer 420 that said crust 410 inner faces have; On said elastomer 420, be formed with bottom surface 431; 431 inboard vertical formation are close to face 432 in said bottom surface; The fold plane 433 that 431 outside vertical form in said bottom surface reaches the folded slot 430 that forms certain depth thus; And have along the outer elastic body 420 of the fold plane 433 of said folded slot 430 be close to the inclined plane 440 that face 432 is adjacent to, on each arris of said crust 410 and said elastomer 420, have rib groove 450 between two adjacent folded slots 430.
When said polygonal skin graft 400 sticks on the spherical outside surface of knitting stiffener 300, form V-type groove 460 between said skin graft 400 and the skin graft 400.
Said filler 600 is at least a in terylene or the sponge material.
The spacing range of the V-type groove 460 of said polygonal skin graft 400 is 3～5mm.
A kind of preparation method of ball for sports, said method is undertaken by following step:
In sacculus 100 inboards, insert mouthfuls 110 through valve and pack filler 600 uniformly in the sacculus 100, can not make filler 600 be stacked into step together;
Valve at said sacculus 100 inserts the step of pasting valve 200 on the mouth 110;
On above-mentioned sacculus 100 spherical outside surfaces, paste the step of a plurality of knitting stiffeners 300;
Paste the step of a plurality of polygonal skin grafts 400 at the outer surface of above-mentioned knitting stiffener 300.
In the step that said polygonal skin graft 400 is pasted, also have following steps:
Along forming inside bottom surface 431 at crust 410 inboard elastomer 420 edges that form; Inboard vertical formation in said bottom surface 431 is close to face 432, and the vertical folding face 433 that forms on 431 outer surfaces of bottom surface is according to the step of the folded slot 430 of certain depth formation;
Form the step on inclined plane 440 on the fold plane 433 outer inclines of the folded slot 430 of said elastomer 420;
Said folded slot 430 is coated with the step of spreading bonding agent 900 with inclined plane 440;
Said polygonal skin graft 400 is put into mould 800 and is moved down, and crust 410 edges of polygonal skin graft 400 are folding to the inside along the mould inclined plane 810 of mould 800, thus the step that paste mutually the fold plane 433 that makes folded slot 430 and bottom surface 431;
The crust 410 of said polygonal skin graft 400 is close to the mould bottom surface 820 of mould 800, and the folding to the inside face 432 of being close to of folded slot 430 simultaneously of crust 410 is adjacent to inclined plane 440 mutually, and the outer ledge of crust 410 forms the step of right-angle bending;
The crust 410 and the elastomer 420 of said polygonal skin graft 400 are taken out from mould 800, paste the step of knitting stiffener 300 outer surfaces.
The valve of said sacculus 100 insert mouthfuls 110 pack filler 600 into step, said filler 600 uses terylene or sponge materials.
The filling weight scope of said filler 600 is 140-180g.
The present invention compared with prior art has the following advantages and good effect:
1, this shows; Of the present invention ball with ball and preparation method; Ball is in that to receive the impact condition lower sphere indeformable or not oblique to a lateral deviation, and the terylene or the sponge material of specially treated inserted to sacculus inside according to appropriate amount, and ball is not also deformed the inside of sacculus after receiving external impact; Prevent that filler to side accumulation and deflection, making it keep the portfolio effect that ball has.
2, also have, on the sacculus of putting into filler, which floor is pasted at the sacculus outer surface with knitting stiffener; On the valve skin graft, paste sacculus with existing; Break away from easily at the back sacculus that is hit, have the spheroid of preventing distortion, alleviate the effect that receives impulse force of ball.
3, the filler of packing in sacculus inside has played the flexible effect of restriction ball, makes the elasticity of ball reduce, and is easy in indoor control.
4, a plurality of polygonal skin grafts of pasting at the sacculus outer surface of knitting stiffener surface applying prevent that sacculus and polygonal skin graft are separated from each other, and make the elasticity of ball have certain regularity, are easy to sportsman's ball-handling.
5, form the V-type groove between polygonal skin graft of the present invention and the skin graft, the mould that utilizes crust to be pasted with the polygonal skin graft has played evenly and has produced continuously, enhances productivity, and reduces the effect of its cost.
6, one of the object of the invention is on the knitting stiffener that the sacculus outer surface is pasted; The skin graft that is stained with elastomeric material; Paste simultaneously side and bottom surface with V-type groove, has not only improved the touch sense and the waterproof effect of ball, and have the effect that prevents deformation of ball.
7, the V-type groove that forms between polygonal skin graft of the present invention and the skin graft, it is little to play air drag, thereby has improved the sports power effect of ball game.
8, it is crooked that right angle property is pressed at the crust edge of polygonal skin graft of the present invention, pastes simultaneously with the outer surface of the knitting stiffener at the elastic of the medial surface of crust and crust edge termination position, improved the effect of the adhesion durability of polygonal skin graft.
Description of drawings
Fig. 1 is the ball sketch map with spherical structure of prior art.
Fig. 2 is the sacculus sketch map of ball for sports of the present invention.
Fig. 3 is a ball for sports of the present invention to the sacculus inside filler view of packing into.
Fig. 4 is that ball for sports of the present invention combines the valve state sketch map on sacculus.
Fig. 5 is that ball for sports of the present invention is in the knitting stiffener view of sacculus paste outside.
Fig. 6 is the polygonal skin graft sketch map of ball for sports of the present invention.
Fig. 7 is the A-A ' cutaway view among Fig. 6.
Fig. 8 is that ball for sports of the present invention is smeared the bonding agent view on polygonal skin graft elastomer.
Fig. 9 is that ball for sports of the present invention is put into mould view before with the polygonal skin graft.
Figure 10 is the view that ball for sports of the present invention is put into the polygonal skin graft mold process.
Figure 11 is the view that the polygonal skin graft of ball for sports of the present invention has been put into mould.
Figure 12 is the folding view of polygonal skin graft of ball for sports of the present invention.
Figure 13 is the view of ball for sports of the present invention at knitting stiffener paste outside skin graft.
Figure 14 is the cross section view of ball for sports of the present invention.
Above-mentioned Reference numeral: 100, sacculus also can be called bladders; 110, valve inserts mouth; 200, valve; 300, knitting stiffener; 400, polygonal skin graft; 410, crust; 420, elastomer; 430, folded slot; 431, bottom surface; 432, be close to face; 433, fold plane; 440, inclined plane; 450, rib groove; 460, V-type groove; 600, filler; 800 is the folding required mould of skin graft of ball for sports; 810 for inserting the mould inclined plane that the die needed top of skin graft has; 820 is the bottom surface of mould; 900, bonding agent.
The specific embodiment
Embodiments of the invention specify as follows with accompanying drawing:
Such as Fig. 2 the diagram; Be provided with valve at a spherical side external surface and insert mouthfuls 110 sacculus 100, illustrate equally, leave valve insertion mouth 110 on the sacculus 100 with Fig. 2; Had valve 200 at it, just can have multi-disc polygonal skin graft 400 in the outside of sacculus 100.
Said polygonal skin graft 400 such as Fig. 7 the diagram, said polygonal skin graft 400 outer surfaces have along the crooked crust 410 of said knitting stiffener 300 directions, the elastomer 420 that said crust 410 inner faces have.And the edges of above-mentioned elastomer 420 is formed with bottom surface 431 along the edge by certain degree of depth, and the said bottom surface 431 inboard vertical faces 432 of being close to are formed with folded slot 430 with the fold plane 433 that bottom surface 431 outside vertical have according to certain degree of depth.
The height that tends to said fold plane 433 is identical or short slightly with the width of bottom surface 431.
And; In fold plane 433 outsides of said folded slot 430 during along elastic 420 edge crusts 410 edge fold; Have and be close to the inclined plane 440 that face 432 is adjacent to, on each arris of said crust 410 and said elastomer 420, have dihedral rib groove 450 between two adjacent folded slots 430.Referring to Fig. 6.
Referring to Figure 14, said polygonal skin graft 400 as when sticking on the spherical outside surface of knitting stiffener 300 forms V-type groove 460 between skin graft 400 and the skin graft 400, and the spacing L preferable range of the V-type groove 460 of said polygonal skin graft 400 is at 3～5mm.
Same as described above; The surface of a plurality of knitting stiffener of pasting at sacculus 100 spherical outside surfaces 300; In order between polygonal skin graft 400 that is stained with crust 410 and elastomer 420 and skin graft 400, to form V-type groove 460; Side and bottom surface is simultaneously bonding, thus the touch sense and the controllability of ball improved, and can improve the waterproof and the anti-deformation of ball.
On the other hand, the spherical outside surface of sacculus 100 illustrates to Fig. 5 and has possessed a plurality of knitting stiffeners 300.
And, as Fig. 4 is illustrated, inserts mouthfuls 110 through valve and possessed to sacculus 100 inside and fill filler 600 equably.Said filler 600 uses terylene or sponge material.The filling weight scope of said filler 600 is 140-180g.Filler 600 filling weights are generally confirmed according to the factors such as diameter of ball.
[table 1]
Existing ball jumping height comparison sheet with ball and ball for sports of the present invention.
| ? | Existing ball with ball (football, indoor football) | Ball for sports of the present invention |
| Jumping height | 1143～1168mm | Below the 711mm |
With reference to jumping height: on the 2M height, do when freely landing bounce amount again to ball.It is thus clear that, ball for sports of the present invention, elasticity greatly reduces, and is easy to indoor playing football, and helps ball-handling.
With last identical; Ball for sports of the present invention is packed filler 600 on the uniform plain cloth state of ball inner face in sacculus 100 inside; Can learn by said on the 2M height, the doing when freely landing of above-mentioned table 1; The jumping height of existing football or indoor football is at 1143～1168mm, and the present invention but has only 711mm low elasticity height.
On the other hand, as follows the detailed preparation method explanation of ball for sports of the present invention:
At first to sacculus 100 inboards, insert mouthfuls 110 through valve and pack filler 600 uniformly into by Fig. 3 is illustrated, make filler 600 be arranged in sacculus 100 inner faces equably.
Said sacculus 100 illustrates the same according to Fig. 4 and Fig. 5, insert mouthful bonding valve 200 in 110 places at valve, and Fig. 6 illustrates the same, pastes a plurality of knitting stiffeners 300 at the spherical outside surface of said sacculus 100.
Said knitting stiffener 300 is pressed the product actual needs, can select to paste one deck, also can paste multilayer.
And; Paste multi-disc polygonal skin graft 400 in the outside of said knitting stiffener 300; Said polygonal skin graft 400 the stickup stage at first to Fig. 7 and shown in Figure 8, form bottom surface 431 in the inboard along inboard elastomer 420 edges that had of crust 410, said bottom surface 431 inboard vertical formation are close to face 432; To possess fold plane 433 in 431 outsides in the bottom surface, form folded slot 430 according to certain degree of depth.
At this moment, fold plane 433 height and identical being advisable of bottom surface 431 width of said folded slot 430.
And folded slot 430 fold planes 433 of said elastomer 420 are formed with inclined plane 440 on the incline outside, and the width on inclined plane 440 is identical with the height of being close to face 432 is advisable.
Said folded slot 430 is as shown in Figure 8 with inclined plane 440, is coated with and spreads bonding agent 900, and Fig. 9 and Figure 10 insert the program that place toward below the back with polygonal skin graft 400 on mould 800 tops.
Also have, shown in figure 11, crust 410 edges that are inserted into the polygonal skin graft 400 of mould fold simultaneously along the mould inclined plane 810 of mould 800 to the inside, stick on bottom surface 431 after the fold plane 433 of folded slot 430 is folding to the inside.
In addition; Shown in Figure 12; The crust 410 of said polygonal skin graft 400 can be close to the mould bottom surface 820 of mould 800 and insert; The folding to the inside face 432 of being close to of folded slot 430 simultaneously in crust 410 edges is adjacent to inclined plane 440 mutually, and the at right angles flexural deformation of the outer ledge of crust 410 also can be described as the formation straight flange.
At this moment, as stated, the edge of crust 410 bends to straight flange, and the rib position of crust 410 will form the angle of inclination because of mould.
Referring to Figure 13, said polygonal skin graft 400 takes out from mould 800, and with said polygonal skin graft 400 at knitting stiffener 300 external pastings outside, ball for sports will be accomplished the making of whole ball.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.Allly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (7)
1. ball for sports; Be included in a side on the spheroid and be provided with the sacculus (100) that valve inserts mouthful (110); The valve of said sacculus (100) inserts on mouthful (110) and is fixed with valve (200); Be pasted with multi-disc polygonal skin graft (400) in the outside of said sacculus (100); It is characterized in that: the knitting stiffener of pasting between the spherical outside surface of said sacculus (100) and the multi-disc polygonal skin graft (400) of multi-disc (300), and the valve through said sacculus (100) inserts mouth (110) and in said sacculus (100), is filled with filler (600);
The structure of said polygonal skin graft (400) is: said polygonal skin graft (400) outer surface has along the crooked crust (410) of said knitting stiffener (300) direction; The elastomer (420) that said crust (410) inner face has; On said elastomer (420), be formed with bottom surface (431); Inboard vertical formation is close to face (432) in said bottom surface (431); The fold plane (433) that outside vertical forms in said bottom surface (431) and form the folded slot (430) of certain depth thus, and have along the outer elastic body (420) of the fold plane (433) of said folded slot (430) be close to the inclined plane (440) that face (432) is adjacent to; On each arris of said crust (410) and said elastomer (420), has dihedral rib groove (450) between adjacent two folded slots (430).
2. a kind of ball for sports according to claim 1 is characterized in that: when said polygonal skin graft (400) sticks on the spherical outside surface of knitting stiffener (300), form V-type groove (460) between said skin graft (400) and the skin graft (400).
3. a kind of ball for sports according to claim 1 is characterized in that: said filler (600) is at least a in terylene or the sponge material.
4. a kind of ball for sports according to claim 2 is characterized in that: the spacing range of the V-type groove (460) of said polygonal skin graft (400) is 3～5mm.
5. the preparation method of a ball for sports, said method is undertaken by following step:
In sacculus (100) inboard, insert mouthful (110) through valve and pack filler (600) uniformly in the sacculus (100), can not make filler (600) be stacked into step together;
Valve at said sacculus (100) inserts the step that stickup valve (200) is gone up in mouthful (110);
On above-mentioned sacculus (100) spherical outside surface, paste the step of a plurality of knitting stiffeners (300);
Paste the step of a plurality of polygonal skin grafts (400) at the outer surface of above-mentioned knitting stiffener (300);
In the step that said polygonal skin graft (400) is pasted, also have following steps:
Along forming inside bottom surface (431) at inboard elastomer (420) edge that forms of crust (410); Inboard vertical formation in said bottom surface (431) is close to face (432), and the vertical folding face (433) that forms on the outer surface of bottom surface (431) is according to the step of the folded slot (430) of certain depth formation;
Form the step of inclined plane (440) on the outer incline of fold plane (433) of the folded slot (430) of said elastomer (420);
Said folded slot (430) and inclined plane (440) are coated with the step of spreading bonding agent (900);
Said polygonal skin graft (400) is put into mould (800) and is moved down; Crust (410) edge of polygonal skin graft (400) is folding to the inside along the mould inclined plane (810) of mould (800), thus the step that paste mutually the fold plane (433) that makes folded slot (430) and bottom surface (431);
The crust (410) of said polygonal skin graft (400) is close to the mould bottom surface (820) of mould (800); The folding to the inside face (432) of being close to of folded slot (430) simultaneously of crust (410) is adjacent to inclined plane (440) mutually, and the outer ledge of crust (410) forms the step of right-angle bending;
The crust (410) and the elastomer (420) of said polygonal skin graft (400) are taken out from mould (800), paste the step of knitting stiffener (300) outer surface.
6. preparation method according to claim 5 is characterized in that, the valve of said sacculus (100) inserts mouthful (110) pack into step of filler (600), and said filler (600) uses at least a in terylene or the sponge material.
7. preparation method according to claim 6 is characterized in that, the filling weight scope of said filler (600) is 140-180g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102128006A CN102258851B (en) | 2011-07-28 | 2011-07-28 | Playing ball and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102128006A CN102258851B (en) | 2011-07-28 | 2011-07-28 | Playing ball and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102258851A CN102258851A (en) | 2011-11-30 |
| CN102258851B true CN102258851B (en) | 2012-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102128006A Expired - Fee Related CN102258851B (en) | 2011-07-28 | 2011-07-28 | Playing ball and manufacturing method thereof |
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| CN (1) | CN102258851B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071274B (en) * | 2013-01-09 | 2015-04-08 | 厦门元保运动器材有限公司 | Inflation adhesive ball fabric-liner middle tread and manufacturing method thereof |
| CN107310208A (en) * | 2017-07-04 | 2017-11-03 | 魏彧 | A kind of production method of the flanging ball for packed and transported of deflating |
| CN109731295B (en) * | 2019-01-25 | 2021-11-23 | 高州市荣成体育用品有限公司 | Method for closing up machine-sewn ball by gluing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2595410Y (en) * | 2002-07-17 | 2003-12-31 | 胡两发 | Inner layer reinforced and external coated layer sutured inflatable ball |
| CN2698405Y (en) * | 2004-03-11 | 2005-05-11 | 许乃红 | Top grade ball with shaped internal bladder |
| CN2796765Y (en) * | 2005-05-28 | 2006-07-19 | 许乃红 | Ball for flexible slow impact sports |
| DE202010016705U1 (en) * | 2010-12-17 | 2011-04-28 | Yeh, Sheng-Yi, Zhongli City | Ball with an independent Aufpumpeinrichtung |
| CN201880289U (en) * | 2010-12-29 | 2011-06-29 | 李鹏程 | Ball for kemari |
| CN202169056U (en) * | 2011-07-28 | 2012-03-21 | 青岛新新体育用品有限公司 | Ball for sports |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8182379B2 (en) * | 2008-06-27 | 2012-05-22 | Nike, Inc. | Sport balls and methods of manufacturing the sport balls |
-
2011
- 2011-07-28 CN CN2011102128006A patent/CN102258851B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2595410Y (en) * | 2002-07-17 | 2003-12-31 | 胡两发 | Inner layer reinforced and external coated layer sutured inflatable ball |
| CN2698405Y (en) * | 2004-03-11 | 2005-05-11 | 许乃红 | Top grade ball with shaped internal bladder |
| CN2796765Y (en) * | 2005-05-28 | 2006-07-19 | 许乃红 | Ball for flexible slow impact sports |
| DE202010016705U1 (en) * | 2010-12-17 | 2011-04-28 | Yeh, Sheng-Yi, Zhongli City | Ball with an independent Aufpumpeinrichtung |
| CN201880289U (en) * | 2010-12-29 | 2011-06-29 | 李鹏程 | Ball for kemari |
| CN202169056U (en) * | 2011-07-28 | 2012-03-21 | 青岛新新体育用品有限公司 | Ball for sports |
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| Publication number | Publication date |
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| CN102258851A (en) | 2011-11-30 |
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