NL7306071A - - Google Patents
Info
- Publication number
- NL7306071A NL7306071A NL7306071A NL7306071A NL7306071A NL 7306071 A NL7306071 A NL 7306071A NL 7306071 A NL7306071 A NL 7306071A NL 7306071 A NL7306071 A NL 7306071A NL 7306071 A NL7306071 A NL 7306071A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- A63B51/12—Devices arranged in or on the racket for adjusting the tension of the strings
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Golf Clubs (AREA)
- Transmission Devices (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25204472A | 1972-05-10 | 1972-05-10 | |
| US05/344,751 US4013290A (en) | 1972-05-10 | 1973-03-26 | Racket for tennis and similar games |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7306071A true NL7306071A (US08066781-20111129-C00013.png) | 1973-11-13 |
Family
ID=26941993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7306071A NL7306071A (US08066781-20111129-C00013.png) | 1972-05-10 | 1973-05-02 |
Country Status (10)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2302760A1 (fr) * | 1975-03-04 | 1976-10-01 | Septier Jacqueline | Cadre de raquette et son procede de fabrication |
| US4099716A (en) * | 1975-08-15 | 1978-07-11 | Norman S. Blodgett | Game racket |
| GB1543839A (en) * | 1976-03-17 | 1979-04-11 | Alloway Trust Ltd | Games racquets and to methods of manufacture of same |
| US4061333A (en) * | 1976-07-15 | 1977-12-06 | Shaps Spencer N | Adjustable tennis racquet |
| US4099717A (en) * | 1977-05-11 | 1978-07-11 | Sacks Bernard R | Adjustable tension tennis racket |
| US4340225A (en) * | 1979-04-13 | 1982-07-20 | Wilson Craig R | Game racket and apparatus for adjusting the tension in the strings of a game racket |
| SE8300936L (sv) * | 1983-02-21 | 1984-08-22 | Gunnar Bjorhn | Anordning for att spenningjustera strengar var for sig i bollspels- och badmintonsrackets |
| US4613138A (en) * | 1984-07-09 | 1986-09-23 | Haythornthwaite James Alan | Tennis racquet with flexible membrane frame |
| US4597576A (en) * | 1984-07-09 | 1986-07-01 | Haythornthwaite James Alan | Sports racquet utilizing non-circular strings |
| US6962541B2 (en) * | 2002-03-04 | 2005-11-08 | Kevin Michael Mitzak | Apparatus for a lacrosse stick head |
| GB2583122B (en) * | 2019-04-17 | 2023-01-18 | Thomas Whitfield Frederick | Adjustable racquet |
| CN115006811B (zh) * | 2022-07-12 | 2023-07-11 | 浙大城市学院 | 一种可以监测呼吸、心跳与心率的智能网球拍 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA798744A (en) * | 1968-11-12 | The Carlton Tyre Saving Company Limited | Rackets and methods of manufacturing same | |
| US240183A (en) * | 1881-04-12 | richardson | ||
| FR409075A (US08066781-20111129-C00013.png) * | ||||
| FR449320A (fr) * | 1912-10-10 | 1913-02-24 | Georges Lidy | Raquette métallique à tension réglable |
| GB191505025A (en) * | 1915-03-31 | 1916-01-06 | Ada Frances Waldegrave | The Non-warping Self Easing and Tightening Tennis Racket. |
| FR547639A (fr) * | 1922-02-20 | 1922-12-20 | Raquette de tennis à tension de cordes variable | |
| GB224724A (en) * | 1923-11-19 | 1924-11-20 | Albert Arnold Wright | Adjustable tennis rackets |
| GB234021A (en) * | 1925-02-04 | 1925-05-21 | Hobbies Ltd | Improvements in or relating to lawn tennis or the like racquets |
| GB291141A (en) * | 1927-02-23 | 1928-05-23 | Archibald Milne Hamilton | Improvements in racquets used in tennis, badminton and such-like games |
| US1912942A (en) * | 1929-09-04 | 1933-06-06 | Jacob L Kleinman | Tennis racket |
| GB359227A (en) * | 1930-10-31 | 1931-10-22 | Edward James Craven | Improvements in rackets for tennis and like games |
| GB395032A (en) * | 1932-01-13 | 1933-07-13 | Edric Vredenburg Junr | A device for tightening and slackening the strings of a tennis racket |
| FR833941A (fr) * | 1937-07-09 | 1938-11-04 | Perfectionnement aux raquettes de tennis et de jeux analogues | |
| FR837950A (fr) * | 1937-11-05 | 1939-02-23 | Raquette perfectionnée pour jeu de tennis et jeux analogues | |
| US2542661A (en) * | 1947-01-15 | 1951-02-20 | Charles L Godfrey | String anchoring fitment for tennis rackets |
-
1973
- 1973-03-26 US US05/344,751 patent/US4013290A/en not_active Expired - Lifetime
- 1973-04-25 GB GB1955073A patent/GB1379724A/en not_active Expired
- 1973-05-02 NL NL7306071A patent/NL7306071A/xx not_active Application Discontinuation
- 1973-05-08 CA CA170,630A patent/CA977788A/en not_active Expired
- 1973-05-08 JP JP5036273A patent/JPS5626423B2/ja not_active Expired
- 1973-05-09 SE SE7306498A patent/SE406867B/xx unknown
- 1973-05-09 FR FR7316717A patent/FR2184005B1/fr not_active Expired
- 1973-05-09 DE DE2323297A patent/DE2323297A1/de not_active Withdrawn
- 1973-05-10 ES ES1973217578U patent/ES217578Y/es not_active Expired
- 1973-05-10 IT IT23914/73A patent/IT998106B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1379724A (en) | 1975-01-08 |
| FR2184005B1 (US08066781-20111129-C00013.png) | 1977-02-11 |
| JPS4955439A (US08066781-20111129-C00013.png) | 1974-05-29 |
| ES217578Y (es) | 1977-03-01 |
| US4013290A (en) | 1977-03-22 |
| CA977788A (en) | 1975-11-11 |
| DE2323297A1 (de) | 1973-11-29 |
| SE406867B (sv) | 1979-03-05 |
| IT998106B (it) | 1976-01-20 |
| JPS5626423B2 (US08066781-20111129-C00013.png) | 1981-06-18 |
| ES217578U (es) | 1976-10-16 |
| FR2184005A1 (US08066781-20111129-C00013.png) | 1973-12-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |