SE7602979L - Boll bestaende av en ihalig sfer av fyllmedelshaltigt gummi - Google Patents

Boll bestaende av en ihalig sfer av fyllmedelshaltigt gummi

Info

Publication number
SE7602979L
SE7602979L SE7602979A SE7602979A SE7602979L SE 7602979 L SE7602979 L SE 7602979L SE 7602979 A SE7602979 A SE 7602979A SE 7602979 A SE7602979 A SE 7602979A SE 7602979 L SE7602979 L SE 7602979L
Authority
SE
Sweden
Prior art keywords
continuous sheet
rubber
filling rubber
ball consisting
filler
Prior art date
Application number
SE7602979A
Other languages
English (en)
Other versions
SE397476B (sv
Inventor
L J F Frisk
Original Assignee
Tretorn Ab
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 Tretorn Ab filed Critical Tretorn Ab
Priority to SE7602979A priority Critical patent/SE397476B/sv
Publication of SE7602979L publication Critical patent/SE7602979L/sv
Publication of SE397476B publication Critical patent/SE397476B/sv
Priority to US05/943,780 priority patent/US4249730A/en

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
    • 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
    • A63B2039/003—Hollow non-inflatable balls, i.e. having no valves substantially hollow and pressureless
    • 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
    • Y10S273/20—Weighted balls

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
SE7602979A 1976-03-03 1976-03-03 Boll bestaende av en ihalig sfer av fyllmedelshaltig gummi SE397476B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE7602979A SE397476B (sv) 1976-03-03 1976-03-03 Boll bestaende av en ihalig sfer av fyllmedelshaltig gummi
US05/943,780 US4249730A (en) 1976-03-03 1978-09-20 Tennis ball comprising a hollow sphere of a rubber containing filler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7602979A SE397476B (sv) 1976-03-03 1976-03-03 Boll bestaende av en ihalig sfer av fyllmedelshaltig gummi

Publications (2)

Publication Number Publication Date
SE7602979L true SE7602979L (sv) 1977-09-04
SE397476B SE397476B (sv) 1977-11-07

Family

ID=20327214

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7602979A SE397476B (sv) 1976-03-03 1976-03-03 Boll bestaende av en ihalig sfer av fyllmedelshaltig gummi

Country Status (2)

Country Link
US (1) US4249730A (sv)
SE (1) SE397476B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0659333B2 (ja) * 1986-03-13 1994-08-10 株式会社ブリヂストン テニスボ−ル
JPH0522200Y2 (sv) * 1987-05-08 1993-06-07
US5558325A (en) * 1993-08-05 1996-09-24 Gencorp Inc. Play balls or pressureless tennis balls
DE69632143T2 (de) * 1995-11-10 2004-11-11 Tretorn Research And Development Ltd. Ball und methode zu seiner herstellung
JP5588343B2 (ja) * 2007-07-20 2014-09-10 インヴィスタ テクノロジーズ エスアエルエル ポリウレタンフォームボールの改良された製造
CN102728035B (zh) * 2011-04-07 2015-10-28 深圳市中航健康时尚集团股份有限公司 一种瑜伽用健身球
US10493327B2 (en) 2017-03-14 2019-12-03 Wilson Sporting Goods Co. Tennis ball having a core with internal material shift lines
US10549159B2 (en) 2017-03-14 2020-02-04 Wilson Sporting Goods Co. Tennis ball having a core with aerodynamic patterns
US11951360B2 (en) 2018-08-28 2024-04-09 Wilson Sporting Goods Co. Tennis ball
US10918913B2 (en) * 2018-08-28 2021-02-16 Wilson Sporting Goods Co. Tennis ball
US11192001B2 (en) * 2020-02-11 2021-12-07 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
US11247103B2 (en) 2020-02-11 2022-02-15 Wilson Sporting Goods Co. Tennis ball having a thermoplastic core

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123047A (en) * 1964-03-03 Molded rawhide
US1149170A (en) * 1915-04-26 1915-08-10 Louis Allis Animal toy.
US2295815A (en) * 1940-04-30 1942-09-15 C B Webb Company Athletic playing ball
GB617664A (en) * 1945-10-17 1949-02-09 Dunlop Rubber Co Improvements relating to rubber play balls
US3198173A (en) * 1964-02-20 1965-08-03 Ring Sidney B Coiled rawhide animal toy

Also Published As

Publication number Publication date
US4249730A (en) 1981-02-10
SE397476B (sv) 1977-11-07

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