KR890000005B1 - 줄고정루프를 구비한 주조성형라켓, 그 제작방법 및 라켓 제조용 모울드. - Google Patents
줄고정루프를 구비한 주조성형라켓, 그 제작방법 및 라켓 제조용 모울드. Download PDFInfo
- Publication number
- KR890000005B1 KR890000005B1 KR1019840006394A KR840006394A KR890000005B1 KR 890000005 B1 KR890000005 B1 KR 890000005B1 KR 1019840006394 A KR1019840006394 A KR 1019840006394A KR 840006394 A KR840006394 A KR 840006394A KR 890000005 B1 KR890000005 B1 KR 890000005B1
- Authority
- KR
- South Korea
- Prior art keywords
- racket
- mold
- fixing member
- loop
- row
- 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
Links
Images
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
- A63B49/022—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
- 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
- A63B49/00—Stringed rackets, e.g. for tennis
- A63B49/02—Frames
- A63B49/028—Means for achieving greater mobility of the string bed
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Pulmonology (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Harvester Elements (AREA)
- Fertilizing (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Catching Or Destruction (AREA)
- Stringed Musical Instruments (AREA)
- Ropes Or Cables (AREA)
- Toys (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (8)
- 한가닥의 철사를 구부려서 다수의 U자형 줄고정루프(18)과 이 루프의 연결부(20)을 가지는 줄고정부재(16)을 형성하는 단계 ; 주형공간(36)내에 상기 루프의 연결부(20)이 위치하도록 하는 한편, 상기 U자형 줄고정 루프가 라켓의 프레임에 의해 둘러싸여진 공간내로 돌출하도록 라켓(10)의 적어도 일부의 프레임(12)를 형성하는 모울드(30)내에 상기 줄고정부재를 지지시키는 단계 ; 및 상기 루프의 연결부(20) 주위에 프레임 또는 프레임의 일부를 주조시키기 위해 상기 모울드내에 플래스틱 물질을 주입시키는 단계를 포함하며, 주조후에 적어도 하나의 라켓줄을 고정시키기 위한 루프(18)이 상기 프레임 또는 프레임의 일부의 반경방향 외측으로 돌출되며, 상기 줄고정부재(16)을 상기 모울드(10)내에 지지시키는 단계가 상기 줄고정부재(18)을 상기 분리가 가능한 상, 하부 설치부재(38,40) 사이에 개재시킴에 의해 상기 줄고정부재의 연결부(20)이 상기 상, 하부 설치부재(38,40)의 각 접촉표면(50,64)에 평행하게 상기 상, 하부 설치부재(38,40)으로부터 외측으로 돌출하도록 하는 단계를 포함하며, 상기 설치부재(38,40)은 이 설치부재로부터 외측으로 돌출하는 상기 줄고정 부재의 연결부(20)을 상기 모울드(30)내에 위치시킬 수 있는 치수와 형상을 구비하여 상기 모울드(30)내에 끼워 맞추어지도록 된 것을 특징으로 하는 라켓 제조방법.
- 제1항에 있어서, 상기 줄고정루프(18)이 한 가닥의 철사줄(16)으로 형성되는 것을 특징으로 하는 라켓 제조방법.
- 제1항 또는 제2항에 있어서, 상기 플래스틱 물질이 나일론인 것을 특징으로 하는 라켓 제조방법.
- 제1항 또는 제2항에 있어서, 상기 플래스틱 물질이 섬유보강된 것을 특징으로 하는 라켓 제조방법.
- 제1항 또는 제2항에 있어서, 상기 플래스틱 물질이 10-30%의 탄소섬유, 유리섬유 또는 이들의 혼합물로 보강된 나일론인 것을 특징으로 하는 라켓 제조방법.
- 제1∼5항 중 어느 한 항의 제조방법에 따라 제조된 라켓.
- 제1∼5항 중 어느 한 항의 제조방법에 사용되는 모울드가 상기 줄고정부재의 연결부(20)이 상기 상, 하부 설치부재(38,40)의 각 접촉표면(50,64)에 평행하게 상기상, 하부 설치부재(38,40)으로부터 돌출되도록 상기 줄고정부재(16)의 줄고정 루프(18)을 수납하도록된 평평한 접촉표면(50,64)를 구비한 상, 하부 설치부재(38,40) ; 및 상기 설치부재의 각 접촉표면(50,64)와 평행한 접촉표면(44,64)를 구비하고, 상기 설치부재의 둘러싸는 형상을 구비하고, 상기 주조공간을 형성하는, 상, 하부 모울드부재(32,34)를 구비하며, 상기 모울드부재(32,34)의 접촉표면(44,64)는 상기 줄고정 부재의 연결부(20)이 상기 주조공간(36)내에 위치되도록 상기 접촉표면(44,64) 사이에 상기 줄고정루프(18)을 개재시킬 수 있는 형상을 구비하는 것을 특징으로 하는 모울드.
- 제7항에 있어서, 상기 상, 하부 설치부재중의 하나의 설치부재의 접촉표면이 상기 줄고정부재의 줄고정루프를 완전히 수납할 수 있는 형상이며, 다른 하나의 설치부재의 접촉표면은 상기 줄고정 부재의 줄고정루프와 접촉하는 완전한 평면인것을 특징으로 하는 모울드.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB83.27851 | 1983-10-18 | ||
| GB83-27851 | 1983-10-18 | ||
| GB838327851A GB8327851D0 (en) | 1983-10-18 | 1983-10-18 | Racquets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR850003139A KR850003139A (ko) | 1985-06-13 |
| KR890000005B1 true KR890000005B1 (ko) | 1989-03-02 |
Family
ID=10550381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019840006394A Expired KR890000005B1 (ko) | 1983-10-18 | 1984-10-16 | 줄고정루프를 구비한 주조성형라켓, 그 제작방법 및 라켓 제조용 모울드. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4793958A (ko) |
| EP (1) | EP0142286B1 (ko) |
| JP (1) | JPS60168472A (ko) |
| KR (1) | KR890000005B1 (ko) |
| AU (1) | AU584589B2 (ko) |
| DE (1) | DE3471260D1 (ko) |
| FI (1) | FI78621C (ko) |
| GB (2) | GB8327851D0 (ko) |
| IE (1) | IE55777B1 (ko) |
| IN (1) | IN162694B (ko) |
| IT (1) | IT1199209B (ko) |
| NO (1) | NO844148L (ko) |
| ZA (1) | ZA848059B (ko) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2172238B (en) * | 1985-03-12 | 1989-12-28 | Diversified Prod | Racquets |
| GB2195284B (en) * | 1986-09-17 | 1990-02-28 | Diversified Prod | Racquets |
| US5564809A (en) * | 1991-03-07 | 1996-10-15 | Donnelly Technology, Inc. | Encapsulated shelf for refrigerated compartments |
| JPH04341280A (ja) * | 1991-05-15 | 1992-11-27 | Asics Corp | ラケット |
| GB2259020A (en) * | 1991-08-29 | 1993-03-03 | Kuni Tseng | Badminton racket |
| US6062994A (en) * | 1998-04-10 | 2000-05-16 | Ef Composite Technologies, L.P. | Reinforced racquet with flat string bed |
| US6447412B1 (en) | 2000-04-18 | 2002-09-10 | Ef Composite Technologies, L.P. | Sports racket with undulations in frame interior surface |
| US6800239B2 (en) * | 2002-02-26 | 2004-10-05 | Prince Sports, Inc. | Method of manufacturing a two piece sports racquet |
| CN101687109B (zh) | 2007-07-04 | 2012-09-19 | Tec运动管理股份有限公司 | 击球用具 |
| CN116653174B (zh) * | 2023-06-02 | 2025-09-26 | 明鑫运动器材(惠州)有限公司 | 一种球拍加工的框架预定型模具 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US222229A (en) * | 1879-12-02 | Leonard s | ||
| US1636867A (en) * | 1924-06-26 | 1927-07-26 | Roy H Robinson | Tennis racket |
| US1636687A (en) * | 1924-07-18 | 1927-07-26 | Westinghouse Air Brake Co | Automatic car coupler |
| US2454193A (en) * | 1944-06-13 | 1948-11-16 | Western Electric Co | Apparatus for molding articles |
| US2604661A (en) * | 1948-08-27 | 1952-07-29 | Fawick Flexi Grip Company | Apparatus for molding covers upon shaft members |
| US2579072A (en) * | 1950-05-27 | 1951-12-18 | Gen Motors Corp | Flexible sealing strip |
| US2850767A (en) * | 1955-04-14 | 1958-09-09 | Burke Golf Equipment Corp | Method and apparatus for molding covers upon shaft members |
| FR1260715A (fr) * | 1960-03-30 | 1961-05-12 | Raquette de tennis ou jeux analogues | |
| US3108328A (en) * | 1961-09-25 | 1963-10-29 | Progressive Tool & Die Co | Die |
| US3363038A (en) * | 1961-12-19 | 1968-01-09 | Jean Billarant | Method for producing yielding strips provided with elongated hooks or loops |
| US3476851A (en) * | 1964-12-21 | 1969-11-04 | Carlo Camossi | Method for making vibration dampening and shock absorbing support |
| US3420929A (en) * | 1966-02-21 | 1969-01-07 | Coats & Clark | Method of anchoring a monofilament to a plastic injection molding |
| FR2033630A5 (en) * | 1969-02-26 | 1970-12-04 | Favre Bernard | Tennis rackets |
| JPS4929693A (ko) * | 1972-07-11 | 1974-03-16 | ||
| US3874667A (en) * | 1972-08-09 | 1975-04-01 | Nl Industries Inc | Die-cast light-metal racket and stringing means therefor |
| US3815660A (en) * | 1972-08-09 | 1974-06-11 | Nl Industries Inc | Improved method for casting metal tennis racquet |
| US4046377A (en) * | 1974-02-14 | 1977-09-06 | Regent Sports Corporation | Tennis racquet |
| FR2263795A1 (en) * | 1974-03-12 | 1975-10-10 | Loupere Jean | Ductile metal framed tennis racket - has strings support wire through openings in frame channel filled with plastic |
| US3947029A (en) * | 1974-05-31 | 1976-03-30 | N L Industries, Inc. | Low density cast racquet |
| US4119313A (en) * | 1975-07-12 | 1978-10-10 | Dunlop Limited | Games racquets |
| JPS5333509A (en) * | 1976-09-10 | 1978-03-29 | Hitachi Ltd | Offering in-trunk |
| GB1603834A (en) * | 1978-05-26 | 1981-12-02 | Mott J C | Racquets |
| DE3062290D1 (en) * | 1979-08-24 | 1983-04-14 | Dunlop Ltd | Games racket frame |
-
1983
- 1983-10-18 GB GB838327851A patent/GB8327851D0/en active Pending
-
1984
- 1984-10-16 KR KR1019840006394A patent/KR890000005B1/ko not_active Expired
- 1984-10-16 ZA ZA848059A patent/ZA848059B/xx unknown
- 1984-10-17 IT IT49023/84A patent/IT1199209B/it active
- 1984-10-17 AU AU34440/84A patent/AU584589B2/en not_active Ceased
- 1984-10-17 NO NO844148A patent/NO844148L/no unknown
- 1984-10-17 DE DE8484307144T patent/DE3471260D1/de not_active Expired
- 1984-10-17 GB GB08426226A patent/GB2148133B/en not_active Expired
- 1984-10-17 IE IE2666/84A patent/IE55777B1/xx unknown
- 1984-10-17 EP EP84307144A patent/EP0142286B1/en not_active Expired
- 1984-10-17 FI FI844088A patent/FI78621C/fi not_active IP Right Cessation
- 1984-10-17 IN IN782/MAS/84A patent/IN162694B/en unknown
- 1984-10-18 JP JP59219367A patent/JPS60168472A/ja active Pending
-
1986
- 1986-12-15 US US06/942,038 patent/US4793958A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60168472A (ja) | 1985-08-31 |
| IN162694B (ko) | 1988-07-02 |
| NO844148L (no) | 1985-04-19 |
| DE3471260D1 (en) | 1988-06-23 |
| EP0142286A2 (en) | 1985-05-22 |
| IE842666L (en) | 1985-04-18 |
| IT8449023A0 (it) | 1984-10-17 |
| FI78621C (fi) | 1989-09-11 |
| GB8327851D0 (en) | 1983-11-16 |
| KR850003139A (ko) | 1985-06-13 |
| IT1199209B (it) | 1988-12-30 |
| EP0142286A3 (en) | 1985-06-19 |
| AU584589B2 (en) | 1989-06-01 |
| IT8449023A1 (it) | 1986-04-17 |
| EP0142286B1 (en) | 1988-05-18 |
| AU3444084A (en) | 1985-04-26 |
| FI844088L (fi) | 1985-04-19 |
| FI78621B (fi) | 1989-05-31 |
| FI844088A0 (fi) | 1984-10-17 |
| ZA848059B (en) | 1985-07-31 |
| GB2148133A (en) | 1985-05-30 |
| GB8426226D0 (en) | 1984-11-21 |
| US4793958A (en) | 1988-12-27 |
| GB2148133B (en) | 1987-07-08 |
| IE55777B1 (en) | 1991-01-16 |
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St.27 status event code: A-4-4-P10-P22-nap-X000 |
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| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |