ES2037158T3 - RACKET TO PRACTICE A GAME WITH A BALL. - Google Patents

RACKET TO PRACTICE A GAME WITH A BALL.

Info

Publication number
ES2037158T3
ES2037158T3 ES198888112740T ES88112740T ES2037158T3 ES 2037158 T3 ES2037158 T3 ES 2037158T3 ES 198888112740 T ES198888112740 T ES 198888112740T ES 88112740 T ES88112740 T ES 88112740T ES 2037158 T3 ES2037158 T3 ES 2037158T3
Authority
ES
Spain
Prior art keywords
racket
game
ball
practice
free
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 - Lifetime
Application number
ES198888112740T
Other languages
Spanish (es)
Inventor
Mark L Karasek
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.)
Wilson Sporting Goods Co
Original Assignee
Wilson Sporting Goods 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 Wilson Sporting Goods Co filed Critical Wilson Sporting Goods Co
Application granted granted Critical
Publication of ES2037158T3 publication Critical patent/ES2037158T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B49/10—Frames made of non-metallic materials, other than wood
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/002—Resonance frequency related characteristics
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B2049/0201—Frames with defined head dimensions
    • A63B2049/0203—Frames with defined head dimensions height
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B2049/0201—Frames with defined head dimensions
    • A63B2049/0204—Frames with defined head dimensions width
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B2049/0207—Frames with defined overall length
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B2049/0211—Frames with variable thickness of the head in a direction perpendicular to the string plane
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B49/022—String guides on frames, e.g. grommets
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B49/03—Frames characterised by throat sections, i.e. sections or elements between the head and the shaft
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/48—Details or accessories of golf clubs, bats, rackets or the like with corrugated cross-section

Abstract

LA RIGIDEZ DE UNA RAQUETA DE TENIS ES AJUSTADA TAL QUE EL PRIMER MODO DE DOBLADO DE LA RAQUETA BAJO CONDICIONES DE FUERZA LIBRE-LIBRE ES ENTRE 170 HZ Y 250 HZ PREFERIBLEMENTE ENTRE 200 HZ Y 210Z. EL SEGUNDO MODO DE DOBLADO BAJO CONDICIONES DE FUERZA LIBRE-ABRAZANDO ES ENTRE 215 HZ Y 315 HZ Y PREFERIBLEMENTE ENTRE 230 HZ Y 265 HZ.THE RIGIDITY OF A TENNIS RACKET IS ADJUSTED SUCH AS THE FIRST WAY OF FOLDING THE RACKET UNDER CONDITIONS OF FREE-FREE FORCE IS BETWEEN 170 HZ AND 250 HZ PREFERABLY BETWEEN 200 HZ AND 210Z. THE SECOND BENDING MODE UNDER CONDITIONS OF FREE FORCE-HUGGING IS BETWEEN 215 HZ AND 315 HZ AND PREFERABLY BETWEEN 230 HZ AND 265 HZ.

ES198888112740T 1987-08-04 1988-08-04 RACKET TO PRACTICE A GAME WITH A BALL. Expired - Lifetime ES2037158T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7999187A 1987-08-04 1987-08-04

Publications (1)

Publication Number Publication Date
ES2037158T3 true ES2037158T3 (en) 1993-06-16

Family

ID=22154098

Family Applications (2)

Application Number Title Priority Date Filing Date
ES8703007A Expired ES2008281A6 (en) 1987-08-04 1987-10-21 Racket for playing a game with a ball.
ES198888112740T Expired - Lifetime ES2037158T3 (en) 1987-08-04 1988-08-04 RACKET TO PRACTICE A GAME WITH A BALL.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES8703007A Expired ES2008281A6 (en) 1987-08-04 1987-10-21 Racket for playing a game with a ball.

Country Status (20)

Country Link
EP (1) EP0317711B1 (en)
JP (2) JPS6437967A (en)
KR (1) KR910009207B1 (en)
CN (1) CN87213828U (en)
AR (1) AR245599A1 (en)
AT (1) ATE83163T1 (en)
AU (1) AU608254B2 (en)
BR (1) BR8704476A (en)
CA (1) CA1318696C (en)
DE (2) DE3876605T2 (en)
DK (1) DK169163B1 (en)
ES (2) ES2008281A6 (en)
FI (1) FI89334C (en)
GB (1) GB2208356B (en)
GR (1) GR3007278T3 (en)
IN (1) IN170468B (en)
MX (1) MX169436B (en)
NO (1) NO173686C (en)
NZ (1) NZ222358A (en)
ZA (1) ZA878042B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT393967B (en) * 1989-09-11 1992-01-10 Head Sportgeraete Gmbh BALL RACKETS, IN PARTICULAR TENNIS RACKETS
US5540434A (en) * 1990-08-21 1996-07-30 Wilson Sporting Goods Co. Tennis racket
US5062634A (en) * 1990-08-31 1991-11-05 Wilson Sporting Goods Co. Squash racket
DE4037568A1 (en) * 1990-11-26 1992-05-27 Donnay Int Sa TENNIS RACKET
EP0487963B1 (en) * 1990-11-26 1995-11-08 S.A. Donnay International Tennis racket
FR2678843A1 (en) * 1991-07-11 1993-01-15 Taylor Made Golf Co GOLF CLUB HEAD.
GB2262892A (en) * 1991-12-31 1993-07-07 Lo Kun Nan Racket frame with shock absorbing characteristics.
JPH06315547A (en) * 1993-03-09 1994-11-15 Yamaha Corp Racket frame for tennis
US5368295A (en) * 1993-06-02 1994-11-29 Wilson Sporting Goods Co. Tennis racket
GB2279881A (en) * 1993-06-24 1995-01-18 Tang Yu Fu Racket frame and racket.
JPH077663U (en) * 1993-06-30 1995-02-03 光男 羅 racket
JP2726223B2 (en) * 1993-10-05 1998-03-11 住友ゴム工業株式会社 tennis racket
TW304438U (en) 1994-12-01 1997-05-01 Wilson Sporting Goods Co Ltd Aerodynamic tennis racquet
AT1069U1 (en) * 1995-08-22 1996-10-25 Head Sport Ag TENNIS RACKET
US6106417A (en) * 1995-08-22 2000-08-22 Head Sport Aktiengesellschaft Lightweight tennis racket having high frequency
JP6776883B2 (en) * 2016-12-26 2020-10-28 住友ゴム工業株式会社 Tennis racket frame
US10653924B2 (en) * 2018-03-12 2020-05-19 Wilson Sporting Goods Co. Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
DE102021004130B3 (en) 2021-08-11 2022-08-11 Head Technology Gmbh Ball game racquet frame with improved torsion
DE202021002644U1 (en) 2021-08-11 2021-09-21 Head Technology Gmbh Ball game racket frame with improved torsion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US31419A (en) * 1861-02-12 Improvement in plows
US4291574A (en) * 1976-01-05 1981-09-29 Frolow Jack L Tennis racket
JPS5317930A (en) * 1976-08-04 1978-02-18 Kokusai Electric Co Ltd Method of controlling output frequency of series connected type inverter
JPS59225A (en) * 1982-06-25 1984-01-05 Nec Corp Bidirectional controlling circuit
DE3578314D1 (en) * 1984-07-10 1990-07-26 Sumitomo Rubber Ind BALL STRIKE DEVICE.
DE3434956A1 (en) * 1984-09-22 1986-04-03 Siegfried 7770 Überlingen Kuebler BULLETS FOR GAMES WITH LIMITED ELASTIC BALL
JPH0429621Y2 (en) * 1988-01-23 1992-07-17

Also Published As

Publication number Publication date
GB2208356B (en) 1991-08-07
ATE83163T1 (en) 1992-12-15
CN87213828U (en) 1988-08-24
EP0317711B1 (en) 1992-12-09
DE3826545A1 (en) 1989-03-30
AR245599A1 (en) 1994-02-28
DK510887A (en) 1989-02-05
FI89334B (en) 1993-06-15
DE3876605T2 (en) 1993-05-19
DK169163B1 (en) 1994-09-05
JPH0591726U (en) 1993-12-14
FI874269A (en) 1989-02-05
GB2208356A (en) 1989-03-30
GB8720149D0 (en) 1987-09-30
KR910009207B1 (en) 1991-11-05
NZ222358A (en) 1989-09-27
FI89334C (en) 1993-09-27
DE3876605D1 (en) 1993-01-21
EP0317711A2 (en) 1989-05-31
NO874084L (en) 1989-02-06
BR8704476A (en) 1988-02-17
KR890003419A (en) 1989-04-14
EP0317711A3 (en) 1990-05-16
JPS6437967A (en) 1989-02-08
ZA878042B (en) 1988-07-27
CA1318696C (en) 1993-06-01
NO173686B (en) 1993-10-11
ES2008281A6 (en) 1989-07-16
NO874084D0 (en) 1987-09-29
FI874269A0 (en) 1987-09-29
JP2507397Y2 (en) 1996-08-14
DK510887D0 (en) 1987-09-28
IN170468B (en) 1992-03-28
NO173686C (en) 1994-01-19
AU8012587A (en) 1989-02-09
AU608254B2 (en) 1991-03-28
GR3007278T3 (en) 1993-07-30
MX169436B (en) 1993-07-05

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