JP5904615B2 - スポーツ用ボールのケーシング及びこれを製造する方法 - Google Patents
スポーツ用ボールのケーシング及びこれを製造する方法 Download PDFInfo
- Publication number
- JP5904615B2 JP5904615B2 JP2014518867A JP2014518867A JP5904615B2 JP 5904615 B2 JP5904615 B2 JP 5904615B2 JP 2014518867 A JP2014518867 A JP 2014518867A JP 2014518867 A JP2014518867 A JP 2014518867A JP 5904615 B2 JP5904615 B2 JP 5904615B2
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- JP
- Japan
- Prior art keywords
- panel
- flange
- seam
- casing
- sports ball
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
- B29C65/26—Hot fluid
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/62—Stitching
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/72—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by combined operations or combined techniques, e.g. welding and stitching
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/03—After-treatments in the joint area
- B29C66/034—Thermal after-treatments
- B29C66/0346—Cutting or perforating, e.g. burning away by using a laser or using hot air
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/345—Progressively making the joint, e.g. starting from the middle
- B29C66/3452—Making complete joints by combining partial joints
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
- B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
- B29C66/72327—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of natural products or their composites, not provided for in B29C66/72321 - B29C66/72324
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/727—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being porous, e.g. foam
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/729—Textile or other fibrous material made from plastics
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/729—Textile or other fibrous material made from plastics
- B29C66/7292—Textile or other fibrous material made from plastics coated
-
- 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
- B29C66/81421—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave
- B29C66/81422—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being convex or concave being convex
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
- B29K2711/08—Leather
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/54—Balls
- B29L2031/545—Football balls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/737—Articles provided with holes, e.g. grids, sieves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
- Y10T156/108—Flash, trim or excess removal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Description
Claims (13)
- 第1のパネル及び第2のパネルを含むケーシングであって、第1のパネル及び第2のパネルの各々が、外周側を向いている外面と、これの反対側で内周側を向いている内面とを有し、第1のパネルと第2のパネルとを一体に継ぎ合わせるシームを形成するように、第1のパネルの内面と第2のパネルの内面とが接合されている、ケーシングと、
上記ケーシング内に配置されたブラダと、
を備え、
第1のパネル及び第2のパネルの各々が、上記シームから離間した領域においてよりも上記シームに隣接した領域において厚さが薄いことを特徴とするスポーツ用ボール。 - 第1のパネル及び第2のパネルを含むケーシングであって、第1のパネル及び第2のパネルの各々が、外周側を向いている外面と、これの反対側で内周側を向いている内面とを有し、第1のパネルと第2のパネルとを一体に継ぎ合わせるシームを形成するように、第1のパネルの内面と第2のパネルの内面とが接合されている、ケーシングと、
上記ケーシング内に配置されたブラダと、
を備え、
第1のパネルが、(a)第1のパネルの外面の一部を形成する第1の層と、(b)ポリマ発泡体材料から形成され、上記シームから離間した領域においてよりも上記シームに隣接した領域において厚さが薄い第2の層と、(c)第1のパネルの内面の一部を形成している第3の層と、を含む層状の構成を有することを特徴とするスポーツ用ボール。 - 第1のパネル及び第2のパネルのうち少なくとも一方が、上記シームの位置で熱ボンドを形成する熱可塑性ポリマ材料を含むことを特徴とする請求項1または請求項2に記載のスポーツ用ボール。
- 第1のパネル及び第2のパネルの辺縁が上記ケーシングの外面の一部を形成することを特徴とする請求項1または請求項2に記載のスポーツ用ボール。
- 上記ケーシングと上記ブラダとの間に制限構造体が配置されていることを特徴とする請求項1または請求項2に記載のスポーツ用ボール。
- スポーツ用ボールを製造する方法において、
第1のパネル及び第2のパネルを用意するステップであって、第1のパネル及び第2のパネルの各々が、第1の面と、これの反対側の第2の面とを有する、第1のパネル及び第2のパネルを用意するステップと、
第2のパネルに第1のパネルを継ぎ合わせるステップであって、(a)第2のパネルの第2の面に対して第1のパネルの第2の面を配置すること、及び、(b)第2のパネルの第2の面に対して第1のパネルの第2の面を継ぎ合わせる接合を形成すること、により第2のパネルに第1のパネルを継ぎ合わせるステップと、
第1のパネル及び第2のパネルを配向するステップであって、(a)第1のパネルの第1の面と第2のパネルの第1の面が外側を向いて該スポーツ用ボールの外周側に面し、(b)第1のパネルの第2の面と第2のパネルの第2の面が内側を向いて該スポーツ用ボールの内周側に面するように、第1のパネル及び第2のパネルを配向するステップと、
を含み、
上記継ぎ合わせるステップは、第1のパネルのフランジ領域と第2のパネルのフランジ領域とを接触させるように配置し、上記フランジ領域どうしを一体に圧縮し、上記フランジ領域を加熱することを含み、
上記継ぎ合わせるステップは、上記フランジ領域に形成された位置合せ孔を整列させることをさらに含む方法。 - 上記用意するステップは、第1のパネルおよび第2のパネルのうちの少なくとも一方に熱可塑性ポリマ材料を組み込むことを含む、請求項6に記載の方法。
- 上記フランジ領域を切り取ることをさらに含む請求項6に記載の方法。
- スポーツ用ボールを製造する方法において、
第1のパネル及び第2のパネルを用意するステップであって、第1のパネル及び第2のパネルの各々が熱可塑性ポリマ材料を含み、第1のパネルが第1のフランジを画定しているとともに、第2のパネルが第2のフランジを画定している、第1のパネル及び第2のパネルを用意するステップと、
第1のパネルと第2のパネルとの間にシームを形成するステップであって、第1のフランジと第2のフランジとを接触させるように配置し、第1のフランジと第2のフランジを一体に圧縮し、さらに第1のフランジと第2のフランジを加熱することによって、第1のパネルと第2のパネルとの間にシームを形成するステップと、
上記シームの突出部を画定するように、第1のフランジ及び第2のフランジの少なくとも一部を除去するステップと、
該スポーツ用ボールの外周側を向くように上記シームの突出部を配向するステップと、
を含み、
上記用意するステップは、ポリマ発泡体材料を含む層状の構成を有する第1のパネル及び第2のパネルを選択することを含む方法。 - スポーツ用ボールを製造する方法において、
第1のパネル及び第2のパネルを用意するステップであって、第1のパネル及び第2のパネルの各々が熱可塑性ポリマ材料を含み、第1のパネルが第1のフランジを画定しているとともに、第2のパネルが第2のフランジを画定している、第1のパネル及び第2のパネルを用意するステップと、
第1のパネルと第2のパネルとの間にシームを形成するステップであって、第1のフランジと第2のフランジとを接触させるように配置し、第1のフランジと第2のフランジを一体に圧縮し、さらに第1のフランジと第2のフランジを加熱することによって、第1のパネルと第2のパネルとの間にシームを形成するステップと、
上記シームの突出部を画定するように、第1のフランジ及び第2のフランジの少なくとも一部を除去するステップと、
該スポーツ用ボールの外周側を向くように上記シームの突出部を配向するステップと、
を含み、
上記シームを形成するステップは、第1のフランジ及び第2のフランジに形成された位置合せ孔を整列させることを含む方法。 - 上記シームを形成するステップは、第1のフランジ及び第2のフランジの厚さを薄くするように、上記ポリマ発泡体材料を圧縮することを含む請求項9に記載の方法。
- 上記シームを形成するステップは、第1のフランジ及び第2のフランジの厚さを薄くすることを含む請求項9または請求項10に記載の方法。
- 上記配向するステップは、第1のパネル及び第2のパネルの辺縁を該スポーツ用ボールの外に露出させることを含む請求項9または請求項10に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US13/170,912 US8708847B2 (en) | 2008-06-27 | 2011-06-28 | Sport ball casing and methods of manufacturing the casing |
US13/170,912 | 2011-06-28 | ||
PCT/US2012/043700 WO2013003221A1 (en) | 2011-06-28 | 2012-06-22 | Sport ball casing and methods of manufacturing the casing |
Publications (2)
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JP2014518135A JP2014518135A (ja) | 2014-07-28 |
JP5904615B2 true JP5904615B2 (ja) | 2016-04-13 |
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JP2014518867A Active JP5904615B2 (ja) | 2011-06-28 | 2012-06-22 | スポーツ用ボールのケーシング及びこれを製造する方法 |
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US (2) | US8708847B2 (ja) |
EP (1) | EP2726163B1 (ja) |
JP (1) | JP5904615B2 (ja) |
CN (1) | CN103781518B (ja) |
WO (1) | WO2013003221A1 (ja) |
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US8708847B2 (en) | 2008-06-27 | 2014-04-29 | Nike, Inc. | Sport ball casing and methods of manufacturing the casing |
US8182379B2 (en) | 2008-06-27 | 2012-05-22 | Nike, Inc. | Sport balls and methods of manufacturing the sport balls |
EP3112003B1 (en) * | 2012-03-30 | 2020-05-27 | NIKE Innovate C.V. | Sport ball casing with integrated bladder material |
US9623289B2 (en) * | 2013-02-27 | 2017-04-18 | Nike, Inc. | Method of inflatable game ball panel construction |
US9616279B2 (en) * | 2013-05-13 | 2017-04-11 | Coulter Ventures Llc | Exercise device |
US10285899B2 (en) * | 2013-05-13 | 2019-05-14 | Coulter Ventures Llc | Exercise device |
US8991033B1 (en) * | 2014-10-16 | 2015-03-31 | Ali Hasnain Hussain | Methods for producing a soccer ball |
US20170050089A1 (en) * | 2015-08-17 | 2017-02-23 | 2nd Skull, LLC | Impact dissipating ball |
AU2015408609B2 (en) * | 2015-09-11 | 2018-04-19 | Vikas Gupta | Ball for ball sports and manufacturing method for ball for ball sports |
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