EP2931387A1 - Elastisch verformbarer sportausrüstungsgegenstand mit einer verformbaren elektromagnetischen spulenstruktur - Google Patents
Elastisch verformbarer sportausrüstungsgegenstand mit einer verformbaren elektromagnetischen spulenstrukturInfo
- Publication number
- EP2931387A1 EP2931387A1 EP13802004.5A EP13802004A EP2931387A1 EP 2931387 A1 EP2931387 A1 EP 2931387A1 EP 13802004 A EP13802004 A EP 13802004A EP 2931387 A1 EP2931387 A1 EP 2931387A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- coil structure
- sports equipment
- ball
- electromagnetic coil
- item
- 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.)
- Granted
Links
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- 239000000463 material Substances 0.000 claims description 21
- 230000005489 elastic deformation Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
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- 238000001514 detection method Methods 0.000 description 14
- 238000004804 winding Methods 0.000 description 14
- 230000005672 electromagnetic field Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
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- 229910052802 copper Inorganic materials 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000004382 potting Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000004936 stimulating effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002042 Silver nanowire Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B41/00—Hollow inflatable balls
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B43/00—Balls with special arrangements
- A63B43/004—Balls with special arrangements electrically conductive, e.g. for automatic arbitration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/071—Winding coils of special form
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/50—Wireless data transmission, e.g. by radio transmitters or telemetry
- A63B2225/54—Transponders, e.g. RFID
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
Definitions
- Embodiments of the present invention relate generally to elastically deformable sports equipment or play equipment, such as inflatable balls, and more particularly to elastically deformable sports equipment having at least one deformable electromagnetic coil structure disposed about a curved surface within the sports equipment.
- An electromagnetic coil is formed when an electrical conductor, such as a copper wire, is wound to produce an inductive or electromagnetic element.
- the wire can also be wound around a core or a shape.
- a wire loop may be referred to as a turn, and a coil has one or more turns.
- Coils that serve as inductors are widely used in electronic circuits as a passive two-terminal electrical component that stores energy in its magnetic field.
- coils may be used to implement transformers that transfer energy from one electrical circuit to another through inductive coupling without moving parts.
- coils may be used to construct resonant circuits comprising series and / or parallel arrays of inductors and capacitors.
- coils may also serve as antennas or antenna-like elements for detecting electromagnetic fields, such as radio frequency identification (RFID) or similar applications.
- RFID radio frequency identification
- a detection plane eg a goal plane
- electromagnetic fields and / or signals In some ball sports, for example soccer or soccer or football, the use of automatic shotgun detection systems discussed in order to avoid human error.
- goal line technology is a technique that can determine when the ball has crossed the goal line, and supports the referee in deciding whether a goal has fallen or not.
- video based systems or electromagnetic field based systems There are several alternative approaches to determining the exact location or location where the ball is located, such as video based systems or electromagnetic field based systems.
- a moving object such as a ball
- electronic circuitry for transmitting and / or receiving and / or reflecting electromagnetic signals.
- electromagnetic approaches require electronic components within the ball, and the size of the electronics may vary depending on their functionality and the frequency range used. For example, in small and medium systems, the electronics may be installed in the center of the ball. For shotgun detection systems which require more space and volume, for example in systems using magnetic fields in the sub-MHz range, the required loop antennas and / or other electronic components may be installed around the circumference of the ball.
- a magnetic field may be generated by means of a live conductor running around a goal frame.
- the generated magnetic field is perpendicular to a detection plane, which is defined by the goal frame.
- This stimulating magnetic field is reflected by the ball, the reflected signal should produce the same directional vector as the stimulating field (due to the bile electronics with a phase shift).
- the geometric accuracy of the reflected signal directly influences the measurement result and thus the accuracy of the goal decision.
- the detection system is based on three orthogonal coils in the ball.
- Each of the coils may comprise a plurality of coils inserted, for example, between the bladder of the ball and the outer skin or covering material of the ball.
- the diameter of the coil (s) should be as large as possible, which means that the coil (s) should be installed in or under the covering material of the ball.
- orthogonal loop antennas or electromagnetic coils may be integrated into a sports equipment or game device, which according to some embodiments may be an air-inflatable ball, such as a football.
- a sports equipment or game device which according to some embodiments may be an air-inflatable ball, such as a football.
- an air-inflatable ball such as a football or a handball
- additional material between the outer skin and the bladder to protect the bladder against external influences, such as stabs or the like.
- a reflected electromagnetic signal from the integrated loop antennas or coils in a ball depends on the circumference or diameter of the at least one loop antenna in the ball. That is, the higher the loop diameter, the higher the signal strength of a reflected signal, and the better the detection rate of an electromagnetic field-based shotgun detection system.
- the at least one loop antenna in the ball should be adapted to an outer shape of the ball. This can be done by placing a loop antenna in the form of an electromagnetic coil directly under the outer skin of the ball, between the outer skin and the bladder or an additional protective fabric or within the ball bladder adjacent to the inner wall of the bladder.
- an elastic deformation of the ball which includes an outer skin and a bladder, can be transmitted directly to the integrated electromagnetic coils. Without countermeasures, the coils may be damaged in the event of elastic deformation of the ball.
- embodiments of the present invention aim to provide spools that can withstand elastic deformation of a ball and, more generally, sports equipment.
- the at least one electromagnetic coil structure which is integrated in an elastically deformable sports equipment, may be designed so that the electromagnetic coil structure has an extension reserve (an expansion buffer) that preferably corresponds to a maximum elastic deformation of the sports equipment in game mode.
- the extension reserve may be in the range of 5% to 30% of the "normal" length.
- embodiments provide an elastically deformable sports equipment having at least one deformable electromagnetic coil structure disposed about a curved surface within the sports equipment, at least a portion of the electromagnetic coil structure having a three-dimensional space curve with a non-zero geometric turn (or torsion) and curvature (similar to a coiled cable) to provide an extension reserve corresponding to or related to maximum elastic deformation of the sports equipment.
- the turn or torsion of a space curve is a measure of how much the space curve deviates from the level course.
- the curvature and the turn of a space curve are analogous to the curvature of a plane curve. The winding together with the curvature describes the local behavior of the space curve.
- Embodiments thus suggest a more even distribution of a mechanical load on all portions of an electrical conductor of the coil structure in the sports equipment.
- a conventional two-dimensional meander structure may be extended by a third dimension, thereby producing a circumferentially spiral-like or helical shape of a coil or at least a portion thereof.
- the curved surface within the sports equipment may, in an undeformed or undeformed condition of the article, be a spherical surface having a circumference, wherein a length (in the circumferential direction) of at least one helically wound turn of the coil structure may be greater than in some embodiments the extent to allow the extension reserve in the circumferential direction.
- the renewal reserve may range from 5% to 30% of the volume.
- the curved surface may be the inner or outer surface of a ball bladder or the inner or outer surface of an outer skin of the ball. That is, some embodiments of the present invention propose to integrate electromagnetic coils into the sports equipment, which may preferably be larger in circumference than the sports equipment itself.
- an electrical conductor of the at least one electromagnetic coil structure may be substantially spirally disposed along a circular path or extending around the curved surface.
- the circular path can thereby be obtained by cutting a plane through the center of the curved, more precisely spherical surface and the curved or spherical surface itself, whereby one obtains on the spherical surface a circle which has the same circumference as the spherical surface.
- the slope or the gradient of the three-dimensionally curved electromagnetic coil with the non-vanishing geometrical torsion and curvature and the material used can preferably be matched to one another such that the maximum occurring mechanical torsion never becomes greater than the elastic range of the electrical conductor the coil. As long as the elastic range is not exceeded, the coil can be regarded as quasi-durable. This could solve the technical problem of premature failure of the coil.
- an electrical conductor of the coil structure with a non-vanishing gradient (circumferentially) around the surface of a cylinder or tube curved in accordance with the curved or spherical surface, on a circular path of substantially spherical surface of the sports equipment. It can also be said that the coil is wound spirally around a torus.
- a torus-like elastic core e.g. may comprise a rubber or rubber-like material to wrap or to produce a hollow spiral or hollow helix. The particular design depends on the mechanical properties of the electrical conductor.
- the embodiments are not strictly limited to balls as sports equipment.
- any moving game object or equipment can be considered a sports equipment item. Therefore, in the context of this description, an ice hockey puck can also be understood as a sports equipment item. That is, the sports equipment may belong to the group of a soccer ball, an American football ball, a rugby ball, a basketball, a handball, a volleyball, a tennis ball, a billiard ball, a bowling ball or a puck. Note that this example list is not meant to be exhaustive. Bases of the present invention may also be applied to other sports equipment or play equipment.
- the at least one electromagnetic coil structure may include at least one turn of an electromagnetic coil or loop antenna that extends (spirally) along a circular path (ie, along the circumference) along the curved or spherical surface.
- the at least one turn of the electromagnetic coil or loop antenna may spiral around an imaginary or actually existing (elastic) torus about the curved or spherical surface run around.
- the electromagnetic coil structure comprises more than one coil.
- the electromagnetic coil structure comprises at least three electromagnetic coils, which are arranged perpendicular to each other or orthogonal to each other around the circumference of the curved surface within the sports equipment, ie the ball.
- the three spirally wound electromagnetic coils may be disposed on a spherical surface in the sports equipment, eg, between a ball bladder and an outer ball skin or covering material of the ball.
- the coils typically comprise electrically conductive material such as copper, silver or aluminum
- the elasticity of the conductive material per se is significantly lower than the elasticity of the shell of the ball, a ball bladder or an intermediate protective fabric.
- the rigidity of the coils counteracts the deformation of the ball, and the dynamic behavior of the ball can be greatly influenced. For this reason, some embodiments propose spiral patterns of the windings of the at least one coil structure.
- the length of the at least one turn of the coil structure is greater than the circumference of the spherical structure can be achieved by winding the electrical conductor of the coil around a circumferentially curved (imaginary) tube, ie a torus (section ), wraps. That is, an electrical conductor of the at least one deformable electromagnetic coil structure may be disposed (at least in sections) in a three-dimensional spiral or helical pattern around the curved surface of the sports equipment.
- a helix winds around a (imaginary) lateral surface of a (imaginary) cylinder which has a curved longitudinal axis (also referred to as torus or torus section) which extends in the circumferential direction around the curved or spherical surface.
- an elastic and / or flexible carrier or potting material to better support the spiral shape of the coil structure in the gaming equipment.
- Such a construction which helps to form a helically wound coil against radial expansion, eg through the normal air flow.
- Pressure of the sports object to protect can be placed inside an inner bladder or between the inner bladder and an outer covering material of the sports object.
- the elastic and / or flexible backing or potting material which may be rubber or a similar material, is preferably stiff enough to retain its shape or geometry under normal air pressure of the air inflatable ball, but is also flexible enough, for example, to transmit a compression of the ball caused by a blow to the ball or a shooting of the ball against a goal frame.
- one or more (parallel) electrical conductors of the electromagnetic coil structure may have a first section wound with a first spiral orientation (eg right-handed) and a second section having a second, for example opposite spiral orientation (eg left-handed) is wound. In this case, a plurality of parallel conductors in the respective spiral orientation can be wound substantially parallel.
- the first and second spiral orientations may result in at least one intersection between the first and second portions of the at least one electrical conductor.
- the first and second portions of the at least one conductor may be wound in opposite directions, eg, clockwise and counterclockwise, about the surface of a curved tube (s).
- the first and second portions of the conductor may be twisted, entangled or braided.
- a coil may for example comprise a plurality of braided conductors (a conductor braid), eg copper wires. This can also help give the coil structure more stability.
- the extension reserve of the electromagnetic coil structure may also be obtained by using elastic electrical conductors so that the elastic or stretchable conductors, in turn, act similar to rubber bands placed around the curved or spherical surface within the sports equipment.
- elastic conductors may be based on silver nanowires or carbon nanotubes to provide stretchable electromagnetic coils for the To obtain electromagnetic coil structure.
- these elastic conductors can be placed on a stretchable substrate for better support and guiding properties of the flexible coils.
- the sports equipment article may be an inflatable ball having a ball bladder and a cover material or skin of the ball, wherein the at least one deformable electromagnetic coil structure is disposed between the ball bladder and the ball skin in some embodiments.
- the at least one deformable electromagnetic coil structure may also be disposed within the ball bladder or below the surface of the ball bladder. It is even possible to arrange the at least one deformable electromagnetic coil structure in some embodiments on the outer surface of the ball skin.
- the sports equipment article may include means for determining a position of the at least one deformable electromagnetic coil structure on the curved surface beneath a cover material of the sports equipment.
- the attachment means may be realized by the use of sutures in the cover material of the ball or by special attachment tabs which may be spaced about the curved surface as regularly as possible.
- the attachment tabs may be adhesive according to some embodiments.
- the electromagnetic coil structure may also be adhered to the curved surface (eg, a ball bubble) within the sports equipment object.
- double-sided adhesive tape may be used in some embodiments. On one side the tape can be glued to the bladder and on the other side the reel structure can be glued to the attached tape.
- the elastically deformable sports equipment article may further include at least one capacitive element connected to the at least one electromagnetic coil structure to form a resonant circuit for a given frequency or a predetermined frequency range.
- the frequency range may be in the sub-megahertz region, ie 10 kHz to 150 kHz.
- the backscatter uses the electromagnetic power emitted by a transmitter to excite the electronics in the ball.
- the ball may reflect some of the transmitted power, but change some of the characteristics, and in this way also send information back to the transmitter.
- the at least one capacitive element may be integrated with the cover material of the sports equipment or with a portion of the cover material, such as individual leather patches.
- the capacitive element may be located close to a cooperating coil, if possible on the same substrate as the coil. This can enable an efficient production process and good resonance properties.
- an elastically deformable sports equipment in particular an air or gas inflatable ball
- a method of making an elastically deformable sports equipment comprising the step of placing at least one deformable electromagnetic coil structure about a curved surface (eg, a ball bubble) within the ball Sports equipment article, such that the electromagnetic coil structure substantially forms a three-dimensional spiral curve with non-zero geometric twist and curvature to provide (in the circumferential direction) an extension reserve adapted for maximum deformation of the sports equipment.
- Some embodiments propose a coil having at least one turn wound from an elastic conductive structure that can be made by winding an electrical conductor in the form of a spiral around an elastic core.
- a plurality of conductors can be wound in parallel around the core, wherein the plurality of conductors can be wound in the same or an opposite direction in a different distribution.
- the coil may form a three-dimensional hollow spiral.
- a spiral type winding in the opposite direction may be used. That is, while a spiral winding of the coil structure may be oriented in a clockwise direction, another spiral winding of the coil structure may be oriented counterclockwise.
- the conductors that are applied in both winding directions may be intertwined or twisted.
- individual electrical conductors at one end of a winding are connected to the beginning of the winding such that a continuous winding can be produced. That is, the total number of turns of a coil is therefore the number of conductors multiplied by the number of turns of the elastic core.
- FIG. 1 shows schematically examples of fractures due to fatigue fractures of a meandering coil structure
- FIG. 2a illustrates the winding principle of a deformable electromagnetic coil structure according to an embodiment disposed about a curved surface within a sports equipment item
- FIG. 2a illustrates the winding principle of a deformable electromagnetic coil structure according to an embodiment disposed about a curved surface within a sports equipment item
- FIG. 2b shows a hollow coil wound about an elastic core
- FIG. 3 schematically illustrates a ball comprising an electromagnetic coil structure having three spirally wound electromagnetic coils arranged perpendicular to each other about a curved surface to form at least three loop antennas in the ball.
- Figure 2a schematically illustrates a deformable electromagnetic coil structure 200 disposed about a curved surface 202 (eg, the surface of a ball bladder) within a sports equipment item (not shown).
- the electromagnetic coil structure 200 forms a three-dimensional spiral curve 204 of non-zero geometric torsion and curvature to provide a circumferential circumferential extension margin 206 that matches or matches at least one expected elastic deformation of the sports equipment during a game.
- the coil structure 200 may also include three such deformable electromagnetic spiral coils 204, which are preferably disposed perpendicular to each other about the curved or spherical surface 202 to form at least three loop antennas in a ball.
- the resulting loop antennas can then interact with an electromagnetic field-based gate detection system to detect, for example, whether the ball has crossed a goal line or not.
- the at least one spiral or helical coil 204 may, for example, be wound around an elastic core, which may comprise, for example, a rubber or rubber-like material, in order to give the coil structure 200 a certain stability.
- a helical or helical coil 204 about a torus-like elastic core 210 is shown schematically in FIG. 2b.
- the supporting elastic core 210 may then substantially have the shape of a (full) torus which, similar to a lifebuoy, is arranged around, for example, the ball bladder with its spherical surface 202.
- the at least one spiral or screw shaped coil 204 are also arranged in the form of a hollow coil, for example around the ball bubble or within this, ie without core 210.
- one or more (parallel) electrical conductors 204a (or portions thereof) of the electromagnetic coil structure 200 may be wound with a first spiral orientation (eg, right-handed), while other (parallel) electrical conductors 204b (or portions thereof) of the electromagnetic Coil structure 200 with a second spiral orientation (eg right-handed) are wound.
- first spiral orientation eg, right-handed
- second spiral orientation eg right-handed
- Different spiral orientations are shown schematically in FIG. 2c.
- the first and the second spiral orientation if they are wound around the same (imaginary) torus, can lead to at least one overlap between the oppositely directed electrical conductors, so that a kind of coil head is formed.
- a first and a second portion of at least one conductor may be wound in opposite directions, eg, clockwise and counterclockwise, about the surface of a curved tube, ie, a torus. Further, the first and second portions 204a, 204b of the conductor may be twisted or entangled.
- 3 is a perspective and plan view of an embodiment of a ball 300 having a deformable electromagnetic coil structure 200 that includes a helical coil 204-1, a zwenite spiral coil 204-2, and a third spiral coil 204-3. The three coils 204-1, 204-2, 204-3 thus run at least partially coiled, for example around a ball bladder.
- a turn of a coil 204-1, 204-2, 204-3 about the ball bubble thus runs at least partially helically about a curved axis, which extends in the circumferential direction, ie along the circumference of the ball bladder.
- the three coils are substantially orthogonal to each other.
- an "orthogonal arrangement" of coils may be understood as an arrangement of three coils in such a way that the planes defined by the three different coils are substantially perpendicular to each other -1, 204-2, 204-3 are substantially perpendicular to each other .
- To defined and fixed Intersections between different coils 204 may be provided with special fasteners 302 in front of or at the intersections, such as eyelets, bushings, or the like.
- the electromagnetic coil structure or its individual coils 204-1, 204-2, 204-3 can be fixed by one or more fastening tabs 302 absolutely and relatively on the circumference of, for example, the ball bladder or the outer skin.
- the attachment tabs 302 may secure the coils 204-1, 204-2, 204-2 to the inner bladder and / or the inner surface of the cover material of the ball.
- the fastening tabs are configured to prevent the transverse displacement of the coils 204-1, 204-2, 204-3 relative to the curved surface of the bladder or cover material.
- the attachment tabs may be configured to allow free movement of the coils 204-1, 204-2, 204-3 in their respective circumferential or longitudinal directions along the curved surface of the bladder or cover material. Further, the mutual orthogonality of the coils 204-1, 204-2, 204-3 may be maintained substantially due to the use of the fastening tabs.
- each claim may stand on its own as a separate embodiment. Although each claim may stand alone as a separate embodiment, it should be understood that while a dependent claim in the claims may refer to a specific combination with one or more other claims, other embodiments also contemplate combining the dependent claim with the subject matter of each other dependent claim. These combinations are suggested herein unless it is stated that no particular combination is intended. Furthermore, features of a claim should also be included in any other independent claim, even if the claim does not depend directly on the independent claim.
- a single step may include multiple substeps or may be divided into multiple substeps. Such sub-steps may be included in and constitute a part of the disclosure of this single step, unless expressly excluded.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Golf Clubs (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Magnetic Treatment Devices (AREA)
- Near-Field Transmission Systems (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261736823P | 2012-12-13 | 2012-12-13 | |
DE102013100216.1A DE102013100216B4 (de) | 2012-12-13 | 2013-01-10 | Elastisch verformbarer sportausrüstungsgegenstand mit einer verformbaren elektromagnetischen spulenstruktur |
PCT/EP2013/074754 WO2014090572A1 (de) | 2012-12-13 | 2013-11-26 | Elastisch verformbarer sportausrüstungsgegenstand mit einer verformbaren elektromagnetischen spulenstruktur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2931387A1 true EP2931387A1 (de) | 2015-10-21 |
EP2931387B1 EP2931387B1 (de) | 2017-09-06 |
Family
ID=50821521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13802004.5A Active EP2931387B1 (de) | 2012-12-13 | 2013-11-26 | Elastisch verformbarer sportausrüstungsgegenstand mit einer verformbaren elektromagnetischen spulenstruktur |
Country Status (8)
Country | Link |
---|---|
US (1) | US9889343B2 (de) |
EP (1) | EP2931387B1 (de) |
CN (1) | CN104870062B (de) |
DE (1) | DE102013100216B4 (de) |
DK (1) | DK2931387T3 (de) |
ES (1) | ES2644835T3 (de) |
RU (1) | RU2615268C2 (de) |
WO (1) | WO2014090572A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6598533B2 (ja) * | 2015-06-30 | 2019-10-30 | ブリヂストンスポーツ株式会社 | Icチップを内蔵するゴルフボール |
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-
2013
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- 2013-11-26 ES ES13802004.5T patent/ES2644835T3/es active Active
- 2013-11-26 US US14/651,171 patent/US9889343B2/en active Active
- 2013-11-26 WO PCT/EP2013/074754 patent/WO2014090572A1/de active Application Filing
- 2013-11-26 DK DK13802004.5T patent/DK2931387T3/en active
- 2013-11-26 RU RU2015125087A patent/RU2615268C2/ru active
- 2013-11-26 CN CN201380065166.5A patent/CN104870062B/zh active Active
- 2013-11-26 EP EP13802004.5A patent/EP2931387B1/de active Active
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RU2015125087A (ru) | 2017-01-19 |
WO2014090572A1 (de) | 2014-06-19 |
US9889343B2 (en) | 2018-02-13 |
CN104870062A (zh) | 2015-08-26 |
US20150328502A1 (en) | 2015-11-19 |
RU2615268C2 (ru) | 2017-04-04 |
DK2931387T3 (en) | 2017-12-11 |
ES2644835T3 (es) | 2017-11-30 |
DE102013100216A1 (de) | 2014-06-18 |
EP2931387B1 (de) | 2017-09-06 |
DE102013100216B4 (de) | 2014-12-24 |
CN104870062B (zh) | 2016-12-14 |
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