JPH0711128Y2 - ヘルメット - Google Patents
ヘルメットInfo
- Publication number
- JPH0711128Y2 JPH0711128Y2 JP12423689U JP12423689U JPH0711128Y2 JP H0711128 Y2 JPH0711128 Y2 JP H0711128Y2 JP 12423689 U JP12423689 U JP 12423689U JP 12423689 U JP12423689 U JP 12423689U JP H0711128 Y2 JPH0711128 Y2 JP H0711128Y2
- Authority
- JP
- Japan
- Prior art keywords
- shell
- plate
- hole
- shield plate
- support shaft
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000037431 insertion Effects 0.000 description 19
- 238000003780 insertion Methods 0.000 description 19
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 15
- 239000006260 foam Substances 0.000 description 15
- 230000035939 shock Effects 0.000 description 13
- 238000009423 ventilation Methods 0.000 description 12
- 239000002184 metal Substances 0.000 description 7
- 239000011324 bead Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000009958 sewing Methods 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 102100025490 Slit homolog 1 protein Human genes 0.000 description 1
- 101710123186 Slit homolog 1 protein Proteins 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12423689U JPH0711128Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12423689U JPH0711128Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0363537U JPH0363537U (en]) | 1991-06-20 |
| JPH0711128Y2 true JPH0711128Y2 (ja) | 1995-03-15 |
Family
ID=31672168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12423689U Expired - Lifetime JPH0711128Y2 (ja) | 1989-10-24 | 1989-10-24 | ヘルメット |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0711128Y2 (en]) |
-
1989
- 1989-10-24 JP JP12423689U patent/JPH0711128Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0363537U (en]) | 1991-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |