JPH01112868U - - Google Patents

Info

Publication number
JPH01112868U
JPH01112868U JP1988006647U JP664788U JPH01112868U JP H01112868 U JPH01112868 U JP H01112868U JP 1988006647 U JP1988006647 U JP 1988006647U JP 664788 U JP664788 U JP 664788U JP H01112868 U JPH01112868 U JP H01112868U
Authority
JP
Japan
Prior art keywords
thickness
frame portion
tennis racket
shaft portion
frame
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.)
Granted
Application number
JP1988006647U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0429621Y2 (en]
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 filed Critical
Priority to JP1988006647U priority Critical patent/JPH0429621Y2/ja
Priority to AU15379/88A priority patent/AU604881B2/en
Priority to DE3815376A priority patent/DE3815376A1/de
Priority to CA000567289A priority patent/CA1301798C/en
Priority to GB8811960A priority patent/GB2214434B/en
Priority to FR888806944A priority patent/FR2626186B1/fr
Priority to US07/204,876 priority patent/US4919438A/en
Publication of JPH01112868U publication Critical patent/JPH01112868U/ja
Application granted granted Critical
Publication of JPH0429621Y2 publication Critical patent/JPH0429621Y2/ja
Expired 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
    • 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
    • A63B2049/0211—Frames with variable thickness of the head in a direction perpendicular to the string plane

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Golf Clubs (AREA)
  • Moulding By Coating Moulds (AREA)
JP1988006647U 1988-01-23 1988-01-23 Expired JPH0429621Y2 (en])

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1988006647U JPH0429621Y2 (en]) 1988-01-23 1988-01-23
AU15379/88A AU604881B2 (en) 1988-01-23 1988-05-02 Tennis racket
DE3815376A DE3815376A1 (de) 1988-01-23 1988-05-05 Tennisschlaeger
CA000567289A CA1301798C (en) 1988-01-23 1988-05-19 Tennis racket
GB8811960A GB2214434B (en) 1988-01-23 1988-05-20 Improvements in and relating to tennis rackets
FR888806944A FR2626186B1 (fr) 1988-01-23 1988-05-25 Raquette de tennis
US07/204,876 US4919438A (en) 1988-01-23 1988-06-10 Tennis racket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988006647U JPH0429621Y2 (en]) 1988-01-23 1988-01-23

Publications (2)

Publication Number Publication Date
JPH01112868U true JPH01112868U (en]) 1989-07-28
JPH0429621Y2 JPH0429621Y2 (en]) 1992-07-17

Family

ID=11644168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988006647U Expired JPH0429621Y2 (en]) 1988-01-23 1988-01-23

Country Status (7)

Country Link
US (1) US4919438A (en])
JP (1) JPH0429621Y2 (en])
AU (1) AU604881B2 (en])
CA (1) CA1301798C (en])
DE (1) DE3815376A1 (en])
FR (1) FR2626186B1 (en])
GB (1) GB2214434B (en])

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208356B (en) * 1987-08-04 1991-08-07 Wilson Sporting Goods Tennis racket
FR2630336B1 (fr) * 1988-04-26 1990-07-13 Rossignol Sa Raquette de tennis
AT393967B (de) * 1989-09-11 1992-01-10 Head Sportgeraete Gmbh Ballschlaeger, insbesondere tennisschlaeger
US5076583A (en) * 1990-08-21 1991-12-31 Sportstech Industries (U.S. Tech) Inc. Racket frame with circular cross section and variable thickness
US5540434A (en) * 1990-08-21 1996-07-30 Wilson Sporting Goods Co. Tennis racket
US5048830A (en) * 1990-09-20 1991-09-17 Lo Kun Nan Racket frame with shock absorbing characteristics
DE4037568A1 (de) * 1990-11-26 1992-05-27 Donnay Int Sa Tennisschlaeger
JP2601955B2 (ja) * 1991-07-09 1997-04-23 住友ゴム工業株式会社 テニスラケットフレーム
US5312102A (en) * 1993-02-04 1994-05-17 Lisco, Inc. Variable inertia head racket
US5368295A (en) * 1993-06-02 1994-11-29 Wilson Sporting Goods Co. Tennis racket
USD369194S (en) 1994-10-13 1996-04-23 Wilson Sporting Goods Co. Tennis racquet
US6062994A (en) * 1998-04-10 2000-05-16 Ef Composite Technologies, L.P. Reinforced racquet with flat string bed
RU2159085C1 (ru) * 2000-01-24 2000-11-20 Елистратов Юрий Петрович Контейнер для медицинского инструментария
US6447412B1 (en) 2000-04-18 2002-09-10 Ef Composite Technologies, L.P. Sports racket with undulations in frame interior surface
US6852048B1 (en) 2002-05-17 2005-02-08 Ef Composite Technologies, L.P. Guiding and vibration dampening string tubes for sports racquets
US7097576B2 (en) * 2002-05-17 2006-08-29 Ef Composite Technologies, L.P. String bearing assemblies for sports racquets
DE20305073U1 (de) * 2003-03-24 2004-09-16 Turzer, Harald Ballschläger
US7867114B2 (en) * 2003-09-29 2011-01-11 Ce Composites Baseball Inc. Multi-walled tubular baseball bats with barrel inserts of variable geometry
US20050070384A1 (en) * 2003-09-29 2005-03-31 Stephen Fitzgerald Tubular baseball bats with variable stiffened barrels
UA96768C2 (uk) * 2006-08-02 2011-12-12 Йоганес Гутенберг-Універсітет Майнц Лікарський засіб від lct-отруєнь
USD735824S1 (en) 2014-05-28 2015-08-04 SP Tennis, LLC Sports racquet
JP6776883B2 (ja) * 2016-12-26 2020-10-28 住友ゴム工業株式会社 テニスラケットフレーム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558518U (en]) * 1978-06-30 1980-01-19
JPS58166364U (ja) * 1982-04-30 1983-11-05 美津濃株式会社 バドミントンラケツト
JPS62200358U (en]) * 1986-06-13 1987-12-21

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809402A (en) * 1969-01-02 1974-05-07 Dunlop Holdings Ltd Tennis rackets and frames therefor
US3647211A (en) * 1970-06-08 1972-03-07 James H Doessel Plastic tennis racket having predetermined cross sections effecting flexibility
JPS5344235A (en) * 1976-10-04 1978-04-20 Nippon Gakki Seizo Kk Racket frame and method of manufacturing the same
DE3312834C2 (de) * 1983-04-09 1986-09-04 Ulrich Pawlicki Ballspielschläger, insbesondere Tennisschläger
DE8427999U1 (de) * 1984-09-22 1987-03-26 Kuebler, Siegfried, 7770 Überlingen Schläger für Spiele mit begrenzt elastischem Ball
NL187669C (nl) * 1988-01-22 1991-12-16 Pols Erik Bernard Van Der Tennisracket.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558518U (en]) * 1978-06-30 1980-01-19
JPS58166364U (ja) * 1982-04-30 1983-11-05 美津濃株式会社 バドミントンラケツト
JPS62200358U (en]) * 1986-06-13 1987-12-21

Also Published As

Publication number Publication date
DE3815376A1 (de) 1989-08-03
AU1537988A (en) 1989-07-27
AU604881B2 (en) 1991-01-03
JPH0429621Y2 (en]) 1992-07-17
GB2214434A (en) 1989-09-06
US4919438A (en) 1990-04-24
FR2626186A1 (fr) 1989-07-28
GB2214434B (en) 1991-10-30
GB8811960D0 (en) 1988-06-22
FR2626186B1 (fr) 1991-11-29
CA1301798C (en) 1992-05-26

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