JPH0216971Y2 - - Google Patents
Info
- Publication number
- JPH0216971Y2 JPH0216971Y2 JP13094686U JP13094686U JPH0216971Y2 JP H0216971 Y2 JPH0216971 Y2 JP H0216971Y2 JP 13094686 U JP13094686 U JP 13094686U JP 13094686 U JP13094686 U JP 13094686U JP H0216971 Y2 JPH0216971 Y2 JP H0216971Y2
- Authority
- JP
- Japan
- Prior art keywords
- cap body
- ventilation
- ventilation holes
- grooves
- cap
- 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 55
- 230000035939 shock Effects 0.000 description 5
- 210000004243 sweat Anatomy 0.000 description 5
- 230000003014 reinforcing effect 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
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13094686U JPH0216971Y2 (instruction) | 1986-08-27 | 1986-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13094686U JPH0216971Y2 (instruction) | 1986-08-27 | 1986-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6339124U JPS6339124U (instruction) | 1988-03-14 |
| JPH0216971Y2 true JPH0216971Y2 (instruction) | 1990-05-11 |
Family
ID=31028933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13094686U Expired JPH0216971Y2 (instruction) | 1986-08-27 | 1986-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216971Y2 (instruction) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5166849B2 (ja) * | 2006-12-18 | 2013-03-21 | ミドリ安全株式会社 | 軽作業用帽子の帽体 |
-
1986
- 1986-08-27 JP JP13094686U patent/JPH0216971Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6339124U (instruction) | 1988-03-14 |
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