HK44580A - Improvements in or relating to tennis racquets - Google Patents
Improvements in or relating to tennis racquetsInfo
- Publication number
- HK44580A HK44580A HK445/80A HK44580A HK44580A HK 44580 A HK44580 A HK 44580A HK 445/80 A HK445/80 A HK 445/80A HK 44580 A HK44580 A HK 44580A HK 44580 A HK44580 A HK 44580A
- Authority
- HK
- Hong Kong
- Prior art keywords
- relating
- tennis racquets
- racquets
- tennis
- Prior art date
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
- 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
- A63B51/00—Stringing tennis, badminton or like rackets; Strings therefor; Maintenance of racket strings
- A63B51/02—Strings; String substitutes; Products applied on strings, e.g. for protection against humidity or wear
-
- 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
- A63B2049/0202—Frames with defined head dimensions surface area
-
- 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
- A63B2049/0212—Frames with defined weight
-
- 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
- A63B2049/0212—Frames with defined weight
- A63B2049/0213—Frames with defined weight without strings
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Golf Clubs (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51655074A | 1974-10-21 | 1974-10-21 | |
US05/612,076 US3999756A (en) | 1974-10-21 | 1975-09-10 | Tennis racket |
Publications (1)
Publication Number | Publication Date |
---|---|
HK44580A true HK44580A (en) | 1980-08-29 |
Family
ID=27058885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK445/80A HK44580A (en) | 1974-10-21 | 1980-08-21 | Improvements in or relating to tennis racquets |
Country Status (8)
Country | Link |
---|---|
US (1) | US3999756A (ja) |
JP (3) | JPS5166040A (ja) |
AT (1) | ATA772575A (ja) |
BE (1) | BE859913Q (ja) |
DE (1) | DE2546028B2 (ja) |
FR (1) | FR2299048A1 (ja) |
GB (2) | GB1507888A (ja) |
HK (1) | HK44580A (ja) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4151995A (en) * | 1976-04-23 | 1979-05-01 | Thurlow Weed | Tennis racket with playable throat area |
US4196901B1 (en) * | 1977-03-07 | 1998-05-26 | Enoch J Durbin | Tennis racquet |
US4299385A (en) * | 1978-07-21 | 1981-11-10 | Boden Robert O | Racquet |
JPS5599269A (en) * | 1978-08-04 | 1980-07-29 | Epstein David | Racket |
US4367874A (en) * | 1979-01-04 | 1983-01-11 | Starwin Industries, Inc. | Tennis racquet and method of making same |
US4399993A (en) * | 1979-07-06 | 1983-08-23 | Melin Arthur K | Two handed tennis racket |
US4275885A (en) * | 1979-08-06 | 1981-06-30 | Amf Incorporated | Tennis racket |
PH18290A (en) * | 1980-01-24 | 1985-05-20 | Half Court Tennis Pty | Racquet |
US4310157A (en) * | 1980-03-03 | 1982-01-12 | Amf Incorporated | Tennis racket |
US4333650A (en) * | 1980-04-03 | 1982-06-08 | Soong Tsai C | String load apportioned racket |
US4437662A (en) | 1981-01-26 | 1984-03-20 | Soong Tsai C | String load apportioned racket |
US4458898A (en) * | 1982-04-19 | 1984-07-10 | Boden Robert O | Racquet with string positioning elements |
US4512575A (en) * | 1982-11-30 | 1985-04-23 | Tzeng Kuo Nan | Racquet having strings of equal length |
GB2144044B (en) * | 1983-07-28 | 1986-11-19 | Robert John Seymour | A racquet |
USRE33372E (en) * | 1983-10-19 | 1990-10-09 | Tennis racket | |
US4690405A (en) * | 1983-10-19 | 1987-09-01 | Frolow Jack L | Tennis racket |
USRE34068E (en) * | 1983-12-12 | 1992-09-15 | Ektelon | Racquetball raquet with increased hitting area |
US4531738A (en) * | 1983-12-12 | 1985-07-30 | Ektelon | Racquetball racquet with increased hitting area |
USRE34067E (en) * | 1983-12-12 | 1992-09-15 | Ektelon | Racquetball racquet with increased hitting area improved racquetball racquet construction |
US4521017A (en) * | 1984-02-23 | 1985-06-04 | Mccready James B | Table tennis game and training apparatus |
US4591165A (en) * | 1984-11-14 | 1986-05-27 | Karakal Corp. Of The Americas | Racket having strings which pass over rockable tension transmitting means |
EP0186246A1 (en) * | 1984-12-20 | 1986-07-02 | Anne Phillips-Moore | Racket |
EP0219310A3 (en) * | 1985-10-11 | 1988-08-03 | Fin Sports Limited | A racquet shock absorbing device |
AU588641B2 (en) * | 1985-10-11 | 1989-09-21 | Fin Sports Limited | Racquet shock absorbing device |
US4685676A (en) * | 1986-01-30 | 1987-08-11 | Boden Robert O | Racquet structure |
US4802678A (en) * | 1986-02-03 | 1989-02-07 | Svoma Rodney A | Sports racket |
DE3705443A1 (de) * | 1986-02-25 | 1987-08-27 | Nippon Musical Instruments Mfg | Tennisschlaeger |
USRE34420E (en) * | 1986-06-19 | 1993-10-26 | Darling James P | Sports racquet |
US4786055A (en) * | 1986-06-19 | 1988-11-22 | Darling James P | Sports racquet |
DE3702197C2 (de) * | 1987-01-15 | 1993-12-23 | Kuebler Siegfried | Tennisschläger |
US4930782A (en) * | 1987-05-26 | 1990-06-05 | Karakal Corp. Of The Americas | String tension transmitting apparatus |
US4909510A (en) * | 1989-02-03 | 1990-03-20 | Sahatjian Ronald A | Sports racquet netting |
US5082266A (en) * | 1990-08-30 | 1992-01-21 | Lo Kun Nan | Racket head with inner peripheral indentations |
US5150897A (en) * | 1990-12-04 | 1992-09-29 | Alex Wortman | Sport striking articles |
GB2251388A (en) * | 1991-01-07 | 1992-07-08 | Kuni Tseng | A squash racket |
US5219165A (en) * | 1991-12-30 | 1993-06-15 | Gencorp Inc. | Tennis racquet |
CA2141438A1 (en) * | 1992-07-31 | 1994-07-21 | Stephen J. Davis | Long string tennis racquet |
US5417418A (en) * | 1992-12-10 | 1995-05-23 | Prince Manufacturing, Inc. | Monoshaft composite tennis racquet |
US5257781A (en) * | 1993-01-19 | 1993-11-02 | Mitt Usa Corporation | Retained rocker string sports racket |
JPH06315547A (ja) * | 1993-03-09 | 1994-11-15 | Yamaha Corp | テニス用ラケットフレーム |
US5458331A (en) * | 1994-07-22 | 1995-10-17 | Bothwell; Brett P. | Game racket with adjustable string suspension system |
US5464210A (en) * | 1994-08-24 | 1995-11-07 | Prince Sports Group, Inc. | Long tennis racquet |
US6280355B1 (en) | 1998-01-05 | 2001-08-28 | Madeline Mishel Hauptman | Racket stringing clamp |
US6089997A (en) * | 1998-01-05 | 2000-07-18 | Triple Weave Rackets Llc | Method and apparatus for stringing game racket and the racket so strung |
US6503161B2 (en) | 1999-02-11 | 2003-01-07 | Brett Peter Bothwell | Game racket including a string suspension system |
WO2001087424A2 (en) | 2000-05-18 | 2001-11-22 | Wain, Christopher, Paul | Configuration for a sporting or game racket and method for racket head positioning |
JP4615674B2 (ja) | 2000-05-29 | 2011-01-19 | Sriスポーツ株式会社 | ラケットフレーム |
US6344006B1 (en) | 2000-11-17 | 2002-02-05 | Richard A. Brandt | Sports racket having a uniform string structure |
BE1013793A3 (nl) | 2001-08-30 | 2002-08-06 | Keer Patrick Francois Van | Een toestel voor het op spanning brengen van vooraf geweven, niet opgespannen snaren in sportrackets. |
US6804988B2 (en) | 2001-09-19 | 2004-10-19 | Acushnet Company | Golf ball COR testing machine |
US7150178B2 (en) * | 2001-09-19 | 2006-12-19 | Acushnet Company | Golf ball COR testing machine |
US6571600B2 (en) * | 2001-09-19 | 2003-06-03 | Acushnet Company | Apparatus and method for measurement of coefficient of restitution and contact time |
US7127933B2 (en) * | 2004-08-10 | 2006-10-31 | Acushnet Company | High speed resiliometer |
TW200819169A (en) * | 2006-10-25 | 2008-05-01 | Zhang jia yuan | Racket |
US9821197B2 (en) | 2007-11-26 | 2017-11-21 | Brett Bothwell | System and method for a game racquet including a grommet actuator |
US9132321B2 (en) | 2007-11-26 | 2015-09-15 | Brett Bothwell | System and method for an inflation bladder composite game racket |
US9320946B2 (en) | 2007-11-26 | 2016-04-26 | Brett Bothwell | System and method for a game racquet including an actuator |
US8808121B2 (en) | 2012-07-24 | 2014-08-19 | Wilson Sporting Goods Co. | Racquet configured with fewer cross strings than main strings |
DE102020004304B3 (de) | 2020-07-17 | 2021-09-30 | Head Technology Gmbh | Charakterisierung der Deformationseigenschaften einer Ballspielschlägerbespannung |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US801246A (en) * | 1903-02-25 | 1905-10-10 | Arthur Johnson | Tennis-racket. |
US1539019A (en) * | 1924-02-07 | 1925-05-26 | John P Nikonow | Tennis racket |
GB427206A (en) * | 1933-12-16 | 1935-04-17 | Robert John Nash | Improvements in or relating to rackets for lawn tennis and other games, and the manufacture thereof |
US2164631A (en) * | 1937-01-16 | 1939-07-04 | Abell Rollin | Racket |
AT178843B (de) * | 1952-02-16 | 1954-06-25 | Walter Schindler | Wiesentennisschläger |
GB755257A (en) * | 1954-03-15 | 1956-08-22 | Spalding & Bros Ltd Ag | Improvements in or relating to rackets for ball games |
FR1260715A (fr) * | 1960-03-30 | 1961-05-12 | Raquette de tennis ou jeux analogues | |
US3515386A (en) * | 1965-03-26 | 1970-06-02 | Ruth Elaine Mason | Training tennis racket |
US3305235A (en) * | 1965-07-28 | 1967-02-21 | Jr Albert J Williams | Longitudinally adjustable golf club including head with high moment of inertia abouttwo axes |
CA848826A (en) * | 1966-11-22 | 1970-08-11 | Trysinsky Stanley | Racket frame and the production methods |
US3545756A (en) * | 1968-06-07 | 1970-12-08 | Eugene W Nash | Tennis racket with string supports of variable resiliency |
JPS4533929Y1 (ja) * | 1968-09-02 | 1970-12-24 | ||
US3801099A (en) * | 1971-06-23 | 1974-04-02 | J Lair | Tennis racquet |
JPS508405B2 (ja) * | 1971-09-01 | 1975-04-04 | ||
US3820785A (en) * | 1972-12-13 | 1974-06-28 | P Occhipinti | Practice tennis racket |
US3917267A (en) * | 1973-03-23 | 1975-11-04 | Charles A Mcgrath | Tennis racket |
-
1975
- 1975-09-10 US US05/612,076 patent/US3999756A/en not_active Expired - Lifetime
- 1975-09-25 GB GB49255/76A patent/GB1507888A/en not_active Expired
- 1975-09-25 GB GB39261/75A patent/GB1507887A/en not_active Expired
- 1975-10-09 AT AT772575A patent/ATA772575A/de not_active Application Discontinuation
- 1975-10-14 DE DE19752546028 patent/DE2546028B2/de not_active Withdrawn
- 1975-10-21 JP JP50125995A patent/JPS5166040A/ja active Pending
- 1975-10-21 FR FR7532199A patent/FR2299048A1/fr active Granted
-
1977
- 1977-10-19 BE BE181895A patent/BE859913Q/xx not_active IP Right Cessation
-
1978
- 1978-09-26 JP JP1978131314U patent/JPS5846838Y2/ja not_active Expired
- 1978-09-26 JP JP1978131315U patent/JPS5460555U/ja active Pending
-
1980
- 1980-08-21 HK HK445/80A patent/HK44580A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5846838Y2 (ja) | 1983-10-25 |
FR2299048A1 (fr) | 1976-08-27 |
BE859913Q (fr) | 1978-02-15 |
JPS5458268U (ja) | 1979-04-21 |
DE2546028B2 (de) | 1977-11-24 |
JPS5460555U (ja) | 1979-04-26 |
AU8519575A (en) | 1976-11-25 |
DE2546028A1 (de) | 1976-04-22 |
ATA772575A (de) | 1979-11-15 |
GB1507887A (en) | 1978-04-19 |
FR2299048B1 (ja) | 1979-04-06 |
GB1507888A (en) | 1978-04-19 |
JPS5166040A (ja) | 1976-06-08 |
US3999756B1 (ja) | 1985-12-24 |
US3999756A (en) | 1976-12-28 |
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