CA1050581A - Raquettes a doubles fonds paralleles - Google Patents
Raquettes a doubles fonds parallelesInfo
- Publication number
- CA1050581A CA1050581A CA245,808A CA245808A CA1050581A CA 1050581 A CA1050581 A CA 1050581A CA 245808 A CA245808 A CA 245808A CA 1050581 A CA1050581 A CA 1050581A
- Authority
- CA
- Canada
- Prior art keywords
- frame
- stringing
- racket
- strip
- apertures
- 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
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 28
- 239000004033 plastic Substances 0.000 claims abstract description 13
- 229920003023 plastic Polymers 0.000 claims abstract description 13
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- QYUQQMYTMVZNPD-UHFFFAOYSA-N hexa-3,5-dien-2-one;styrene Chemical compound CC(=O)C=CC=C.C=CC1=CC=CC=C1 QYUQQMYTMVZNPD-UHFFFAOYSA-N 0.000 claims description 2
- 230000004224 protection Effects 0.000 claims 1
- 235000009854 Cucurbita moschata Nutrition 0.000 abstract description 2
- 240000001980 Cucurbita pepo Species 0.000 abstract description 2
- 235000009852 Cucurbita pepo Nutrition 0.000 abstract description 2
- 235000020354 squash Nutrition 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 19
- 239000002184 metal Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 14
- 238000003475 lamination Methods 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000002023 wood Substances 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 239000003365 glass fiber Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
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- 230000002829 reductive effect Effects 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000002990 reinforced plastic Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 101100134298 Bacillus subtilis (strain 168) nucA gene Proteins 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 102000012152 Securin Human genes 0.000 description 1
- 108010061477 Securin Proteins 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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- 230000001771 impaired effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002648 laminated material Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- VOVZXURTCKPRDQ-CQSZACIVSA-N n-[4-[chloro(difluoro)methoxy]phenyl]-6-[(3r)-3-hydroxypyrrolidin-1-yl]-5-(1h-pyrazol-5-yl)pyridine-3-carboxamide Chemical compound C1[C@H](O)CCN1C1=NC=C(C(=O)NC=2C=CC(OC(F)(F)Cl)=CC=2)C=C1C1=CC=NN1 VOVZXURTCKPRDQ-CQSZACIVSA-N 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- -1 or Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1012074A GB1470980A (en) | 1974-03-06 | 1974-03-06 | Rackets |
| GB2429474 | 1974-05-31 | ||
| GB855475 | 1975-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1050581A true CA1050581A (fr) | 1979-03-13 |
Family
ID=27255223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA245,808A Expired CA1050581A (fr) | 1974-03-06 | 1976-02-16 | Raquettes a doubles fonds paralleles |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1050581A (fr) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4655455A (en) * | 1985-06-05 | 1987-04-07 | Shozo Kurusu | Sports Rackets |
| US4804183A (en) * | 1987-03-11 | 1989-02-14 | Robert H. Redkey | Double faced sports racquet |
| US4844478A (en) * | 1988-05-24 | 1989-07-04 | Milton Kessler | Racket game for beach and kit therefor |
| US5423532A (en) * | 1993-08-20 | 1995-06-13 | Huang; Hung C. | Double-strung game racquet and method for stringing |
-
1976
- 1976-02-16 CA CA245,808A patent/CA1050581A/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4655455A (en) * | 1985-06-05 | 1987-04-07 | Shozo Kurusu | Sports Rackets |
| US4804183A (en) * | 1987-03-11 | 1989-02-14 | Robert H. Redkey | Double faced sports racquet |
| US4844478A (en) * | 1988-05-24 | 1989-07-04 | Milton Kessler | Racket game for beach and kit therefor |
| US5423532A (en) * | 1993-08-20 | 1995-06-13 | Huang; Hung C. | Double-strung game racquet and method for stringing |
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