JPS6315309Y2 - - Google Patents
Info
- Publication number
- JPS6315309Y2 JPS6315309Y2 JP2078982U JP2078982U JPS6315309Y2 JP S6315309 Y2 JPS6315309 Y2 JP S6315309Y2 JP 2078982 U JP2078982 U JP 2078982U JP 2078982 U JP2078982 U JP 2078982U JP S6315309 Y2 JPS6315309 Y2 JP S6315309Y2
- Authority
- JP
- Japan
- Prior art keywords
- cap body
- helmet
- ventilation groove
- synthetic resin
- ventilation
- 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
- 238000009423 ventilation Methods 0.000 claims description 19
- 230000001012 protector Effects 0.000 claims description 11
- 229920003002 synthetic resin Polymers 0.000 claims description 8
- 239000000057 synthetic resin Substances 0.000 claims description 8
- 230000035939 shock Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2078982U JPS58124431U (ja) | 1982-02-17 | 1982-02-17 | ヘルメツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2078982U JPS58124431U (ja) | 1982-02-17 | 1982-02-17 | ヘルメツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58124431U JPS58124431U (ja) | 1983-08-24 |
| JPS6315309Y2 true JPS6315309Y2 (en]) | 1988-04-28 |
Family
ID=30032936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2078982U Granted JPS58124431U (ja) | 1982-02-17 | 1982-02-17 | ヘルメツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58124431U (en]) |
-
1982
- 1982-02-17 JP JP2078982U patent/JPS58124431U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58124431U (ja) | 1983-08-24 |
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