JPS59125902A - ヘルメツト - Google Patents
ヘルメツトInfo
- Publication number
- JPS59125902A JPS59125902A JP57230491A JP23049182A JPS59125902A JP S59125902 A JPS59125902 A JP S59125902A JP 57230491 A JP57230491 A JP 57230491A JP 23049182 A JP23049182 A JP 23049182A JP S59125902 A JPS59125902 A JP S59125902A
- Authority
- JP
- Japan
- Prior art keywords
- helmet
- shape
- current plate
- plate
- flow
- 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
Links
- 229920003002 synthetic resin Polymers 0.000 claims description 7
- 239000000057 synthetic resin Substances 0.000 claims description 7
- 230000035939 shock Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/0493—Aerodynamic helmets; Air guiding means therefor
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57230491A JPS59125902A (ja) | 1982-12-27 | 1982-12-27 | ヘルメツト |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57230491A JPS59125902A (ja) | 1982-12-27 | 1982-12-27 | ヘルメツト |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59125902A true JPS59125902A (ja) | 1984-07-20 |
JPS6324083B2 JPS6324083B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-05-19 |
Family
ID=16908604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57230491A Granted JPS59125902A (ja) | 1982-12-27 | 1982-12-27 | ヘルメツト |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59125902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1062884A1 (en) * | 1999-05-25 | 2000-12-27 | O.G.K. Hanbai Co., Ltd. | Helmet with a ventilating function and ventilating shutter device |
EP2027787A4 (en) * | 2006-06-13 | 2010-12-01 | Ogk Kabuto Co Ltd | WAKE STABILIZER FOR A HELMET AND HELMET |
GB2550213A (en) * | 2016-05-13 | 2017-11-15 | Endura Ltd | A cycle helmet and a cycle helmet system |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2732864A1 (fr) * | 1995-04-12 | 1996-10-18 | Gallet Sa | Structure de coque externe d'un casque de protection |
-
1982
- 1982-12-27 JP JP57230491A patent/JPS59125902A/ja active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1062884A1 (en) * | 1999-05-25 | 2000-12-27 | O.G.K. Hanbai Co., Ltd. | Helmet with a ventilating function and ventilating shutter device |
EP2027787A4 (en) * | 2006-06-13 | 2010-12-01 | Ogk Kabuto Co Ltd | WAKE STABILIZER FOR A HELMET AND HELMET |
US8726425B2 (en) | 2006-06-13 | 2014-05-20 | Ogk Kabuto Co., Ltd. | Wake stabilizer for helmet and helmet |
GB2550213A (en) * | 2016-05-13 | 2017-11-15 | Endura Ltd | A cycle helmet and a cycle helmet system |
Also Published As
Publication number | Publication date |
---|---|
JPS6324083B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-05-19 |
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