DE2521741A1 - Tennisball - Google Patents

Tennisball

Info

Publication number
DE2521741A1
DE2521741A1 DE19752521741 DE2521741A DE2521741A1 DE 2521741 A1 DE2521741 A1 DE 2521741A1 DE 19752521741 DE19752521741 DE 19752521741 DE 2521741 A DE2521741 A DE 2521741A DE 2521741 A1 DE2521741 A1 DE 2521741A1
Authority
DE
Germany
Prior art keywords
rubber
tennis ball
ball according
tennis
balls
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.)
Ceased
Application number
DE19752521741
Other languages
German (de)
English (en)
Inventor
Francois Rene Lacoste
Jean Marc Warnery
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Patentex SA
Novartis AG
Original Assignee
Ciba Geigy AG
Patentex SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG, Patentex SA filed Critical Ciba Geigy AG
Publication of DE2521741A1 publication Critical patent/DE2521741A1/de
Ceased legal-status Critical Current

Links

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
    • A63B39/06—Special coverings
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S273/00—Amusement devices: games
    • Y10S273/08—Urethane
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S273/00—Amusement devices: games
    • Y10S273/10—Butadiene

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Road Paving Structures (AREA)
DE19752521741 1974-05-18 1975-05-15 Tennisball Ceased DE2521741A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH679974A CH616848A5 (https=) 1974-05-18 1974-05-18

Publications (1)

Publication Number Publication Date
DE2521741A1 true DE2521741A1 (de) 1975-11-27

Family

ID=4315213

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752521741 Ceased DE2521741A1 (de) 1974-05-18 1975-05-15 Tennisball

Country Status (8)

Country Link
US (1) US4022469A (https=)
JP (1) JPS517049A (https=)
CA (1) CA1055062A (https=)
CH (1) CH616848A5 (https=)
DE (1) DE2521741A1 (https=)
FR (1) FR2270906B1 (https=)
GB (1) GB1498732A (https=)
IE (1) IE42148B1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514556A (en) * 1978-07-19 1980-02-01 Hitachi Ltd Filling-in method of glass
ZA85571B (en) * 1984-08-06 1985-09-25 Wilson Sporting Goods Large-diameter tennis ball
GB2200849A (en) * 1987-02-12 1988-08-17 Dunlop Ltd Tennis balls
US5558325A (en) * 1993-08-05 1996-09-24 Gencorp Inc. Play balls or pressureless tennis balls
ATE279562T1 (de) 1999-12-24 2004-10-15 Milliken Ind Ltd Bekleidungsstoff für tennisball und verfahren zur herstellung
CN101657240B (zh) * 2007-02-07 2012-11-07 A·J·布洛尔斯 具有中空加压金属头部的高尔夫球杆
US10549159B2 (en) 2017-03-14 2020-02-04 Wilson Sporting Goods Co. Tennis ball having a core with aerodynamic patterns
US10493327B2 (en) 2017-03-14 2019-12-03 Wilson Sporting Goods Co. Tennis ball having a core with internal material shift lines
US10918913B2 (en) * 2018-08-28 2021-02-16 Wilson Sporting Goods Co. Tennis ball
US11951360B2 (en) 2018-08-28 2024-04-09 Wilson Sporting Goods Co. Tennis ball
US10814186B2 (en) * 2019-02-11 2020-10-27 Richard A. Brandt Portable tennis ball testing device
CA3147894A1 (en) * 2019-07-22 2021-01-28 Vt Advantec, Llc Dampeners for sporting equipment and sporting equipment including the same
US11192001B2 (en) 2020-02-11 2021-12-07 Wilson Sporting Goods Co. Tennis ball having a thermoplastic core
US11247103B2 (en) 2020-02-11 2022-02-15 Wilson Sporting Goods Co. Tennis ball having a thermoplastic core
US11426637B2 (en) 2020-02-11 2022-08-30 Wilson Sporting Goods Co. Tennis ball having a thermoplastic core
US12599814B2 (en) 2020-02-11 2026-04-14 Wilson Sporting Goods Co. Tennis ball having a thermoplastic core

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896949A (en) * 1950-08-22 1959-07-28 Dunker Henry Christian Louis Tennis balls
US3238156A (en) * 1962-10-04 1966-03-01 Us Rubber Co Golf ball and method of making same
GB1108557A (en) * 1964-07-09 1968-04-03 Dunlop Co Ltd Improvements in and relating to playballs
US3553115A (en) * 1968-11-14 1971-01-05 Ciba Ltd Rubber mixtures

Also Published As

Publication number Publication date
FR2270906A1 (https=) 1975-12-12
IE42148L (en) 1975-11-18
US4022469A (en) 1977-05-10
CH616848A5 (https=) 1980-04-30
FR2270906B1 (https=) 1977-04-15
JPS517049A (https=) 1976-01-21
IE42148B1 (en) 1980-06-18
CA1055062A (en) 1979-05-22
AU8123975A (en) 1976-11-18
GB1498732A (en) 1978-01-25

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection