IT1097586B - Palla da gioco gonfiata a ritenzione di pressione a lunga durata, con diminuita rumorosita' - Google Patents

Palla da gioco gonfiata a ritenzione di pressione a lunga durata, con diminuita rumorosita'

Info

Publication number
IT1097586B
IT1097586B IT26347/78A IT2634778A IT1097586B IT 1097586 B IT1097586 B IT 1097586B IT 26347/78 A IT26347/78 A IT 26347/78A IT 2634778 A IT2634778 A IT 2634778A IT 1097586 B IT1097586 B IT 1097586B
Authority
IT
Italy
Prior art keywords
long
pressure retention
playing ball
life pressure
decreased noise
Prior art date
Application number
IT26347/78A
Other languages
English (en)
Other versions
IT7826347A0 (it
Original Assignee
Gen Tire & Rubber Co
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 Gen Tire & Rubber Co filed Critical Gen Tire & Rubber Co
Publication of IT7826347A0 publication Critical patent/IT7826347A0/it
Application granted granted Critical
Publication of IT1097586B publication Critical patent/IT1097586B/it

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
    • A63B39/02—Arrangements for maintaining the pressure
    • A63B39/027—Arrangements for maintaining the pressure using special inflation gases

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Toys (AREA)
IT26347/78A 1977-08-01 1978-07-31 Palla da gioco gonfiata a ritenzione di pressione a lunga durata, con diminuita rumorosita' IT1097586B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82100277A 1977-08-01 1977-08-01

Publications (2)

Publication Number Publication Date
IT7826347A0 IT7826347A0 (it) 1978-07-31
IT1097586B true IT1097586B (it) 1985-08-31

Family

ID=25232247

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26347/78A IT1097586B (it) 1977-08-01 1978-07-31 Palla da gioco gonfiata a ritenzione di pressione a lunga durata, con diminuita rumorosita'

Country Status (9)

Country Link
JP (1) JPS5923223B2 (it)
AU (1) AU503457B1 (it)
BE (1) BE869287A (it)
CA (1) CA1107783A (it)
DE (1) DE2833733A1 (it)
ES (1) ES472007A1 (it)
FR (1) FR2399258A1 (it)
GB (1) GB2001538B (it)
IT (1) IT1097586B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4248275A (en) * 1979-02-09 1981-02-03 The General Tire & Rubber Company Method for obtaining uniformly mixed gases in a ball mold
EP0022961A1 (en) * 1979-07-19 1981-01-28 Dunlop Limited Play ball
JPS60183531U (ja) * 1984-05-14 1985-12-05 ミサワホ−ム株式会社 配線引込スリ−ブ
ZA85571B (en) * 1984-08-06 1985-09-25 Wilson Sporting Goods Large-diameter tennis ball
AR004306A1 (es) * 1995-11-10 1998-11-04 Tretorn Res And Dev Ltd Una pelota y metodo para fabricarla

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE153633C (it) *
FR1335943A (fr) * 1962-10-12 1963-08-23 S E A Ets Balle ou ballon increvable
FR2044229A5 (it) * 1969-05-13 1971-02-19 Delacoste & Cie
ZA738777B (en) * 1973-01-18 1974-10-30 Gen Tire & Rubber Co Tennis ball inflation
US4098504A (en) * 1975-10-31 1978-07-04 The General Tire & Rubber Company Tennis ball
FR2413097A1 (fr) * 1977-12-29 1979-07-27 Gen Tire & Rubber Co Balle de jeu gonflee a longue duree

Also Published As

Publication number Publication date
JPS5923223B2 (ja) 1984-05-31
JPS5427831A (en) 1979-03-02
CA1107783A (en) 1981-08-25
DE2833733A1 (de) 1979-02-15
FR2399258A1 (fr) 1979-03-02
IT7826347A0 (it) 1978-07-31
ES472007A1 (es) 1979-02-01
GB2001538A (en) 1979-02-07
FR2399258B1 (it) 1983-01-21
AU503457B1 (en) 1979-09-06
GB2001538B (en) 1982-03-10
BE869287A (fr) 1978-11-16

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