DE4224705C1 - Druckgefüllter Tennisball - Google Patents
Druckgefüllter TennisballInfo
- Publication number
- DE4224705C1 DE4224705C1 DE4224705A DE4224705A DE4224705C1 DE 4224705 C1 DE4224705 C1 DE 4224705C1 DE 4224705 A DE4224705 A DE 4224705A DE 4224705 A DE4224705 A DE 4224705A DE 4224705 C1 DE4224705 C1 DE 4224705C1
- Authority
- DE
- Germany
- Prior art keywords
- barrier layer
- diffusion barrier
- tennis ball
- wall
- ball according
- 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.)
- Expired - Fee Related
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 36
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 13
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 13
- 229920001194 natural rubber Polymers 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 229920001971 elastomer Polymers 0.000 claims abstract description 5
- 230000035699 permeability Effects 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims abstract description 3
- 229920003023 plastic Polymers 0.000 claims abstract description 3
- 230000004888 barrier function Effects 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 9
- -1 polychlorotrifluoroethylene Polymers 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 5
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 3
- 239000005033 polyvinylidene chloride Substances 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229920002367 Polyisobutene Polymers 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 229920005549 butyl rubber Polymers 0.000 claims description 2
- 229920002301 cellulose acetate Polymers 0.000 claims description 2
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 2
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B39/00—Hollow non-inflatable balls, i.e. having no valves
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B39/00—Hollow non-inflatable balls, i.e. having no valves
- A63B39/02—Arrangements for maintaining the pressure
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B39/00—Hollow non-inflatable balls, i.e. having no valves
- A63B39/02—Arrangements for maintaining the pressure
- A63B2039/022—Arrangements for maintaining the pressure using special gas-impermeable layers
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Laminated Bodies (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9211769U DE9211769U1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
| DE4224705A DE4224705C1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
| TW082104408A TW245644B (enExample) | 1992-07-25 | 1993-06-02 | |
| PCT/EP1993/001598 WO1994002215A1 (de) | 1992-07-25 | 1993-06-23 | Druckgefüllter tennisball |
| JP6504101A JPH07508907A (ja) | 1992-07-25 | 1993-06-23 | 圧力充填式テニスボール |
| EP93914698A EP0652793A1 (de) | 1992-07-25 | 1993-06-23 | Druckgefüllter tennisball |
| KR1019940704686A KR950702132A (ko) | 1992-07-25 | 1994-12-22 | 압력 충전 테니스 보올 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4224705A DE4224705C1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE4224705C1 true DE4224705C1 (de) | 1993-11-25 |
Family
ID=6464160
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE4224705A Expired - Fee Related DE4224705C1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
| DE9211769U Expired - Lifetime DE9211769U1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9211769U Expired - Lifetime DE9211769U1 (de) | 1992-07-25 | 1992-07-25 | Druckgefüllter Tennisball |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0652793A1 (enExample) |
| JP (1) | JPH07508907A (enExample) |
| KR (1) | KR950702132A (enExample) |
| DE (2) | DE4224705C1 (enExample) |
| TW (1) | TW245644B (enExample) |
| WO (1) | WO1994002215A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5593157A (en) * | 1995-05-10 | 1997-01-14 | Gencorp Inc. | Long life, low air permeable pressurized articles such as play balls |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE556255C (de) * | 1929-09-24 | 1932-08-05 | Kalle & Co Akt Ges | Hohlbaelle aus Gummi, die mit Luft oder Gas gefuellt sind, insbesondere Tennisbaelle |
| DE812236C (de) * | 1949-07-20 | 1951-08-27 | Continental Gummi Werke Ag | Spiel- oder Sportball und Verfahren zur Herstellung |
| GB1508493A (en) * | 1975-04-30 | 1978-04-26 | Dunlop Ltd | Tennis balls |
| FR2527458A1 (fr) * | 1982-05-27 | 1983-12-02 | Soulie Louis | Balles et ballons ayant un coefficient de restitution meilleur et une duree de vie plus longue |
| US4830370A (en) * | 1987-12-21 | 1989-05-16 | Schlesinger Robert M | Game ball |
-
1992
- 1992-07-25 DE DE4224705A patent/DE4224705C1/de not_active Expired - Fee Related
- 1992-07-25 DE DE9211769U patent/DE9211769U1/de not_active Expired - Lifetime
-
1993
- 1993-06-02 TW TW082104408A patent/TW245644B/zh active
- 1993-06-23 JP JP6504101A patent/JPH07508907A/ja active Pending
- 1993-06-23 EP EP93914698A patent/EP0652793A1/de not_active Withdrawn
- 1993-06-23 WO PCT/EP1993/001598 patent/WO1994002215A1/de not_active Ceased
-
1994
- 1994-12-22 KR KR1019940704686A patent/KR950702132A/ko not_active Withdrawn
Non-Patent Citations (1)
| Title |
|---|
| NICHTS ERMITTELT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5593157A (en) * | 1995-05-10 | 1997-01-14 | Gencorp Inc. | Long life, low air permeable pressurized articles such as play balls |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0652793A1 (de) | 1995-05-17 |
| JPH07508907A (ja) | 1995-10-05 |
| KR950702132A (ko) | 1995-06-19 |
| DE9211769U1 (de) | 1993-01-14 |
| TW245644B (enExample) | 1995-04-21 |
| WO1994002215A1 (de) | 1994-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of the examined application without publication of unexamined application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |