JPH057212Y2 - - Google Patents
Info
- Publication number
- JPH057212Y2 JPH057212Y2 JP1987124397U JP12439787U JPH057212Y2 JP H057212 Y2 JPH057212 Y2 JP H057212Y2 JP 1987124397 U JP1987124397 U JP 1987124397U JP 12439787 U JP12439787 U JP 12439787U JP H057212 Y2 JPH057212 Y2 JP H057212Y2
- Authority
- JP
- Japan
- Prior art keywords
- air
- shield plate
- shell
- cap body
- exhalation
- 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
- 238000009423 ventilation Methods 0.000 description 17
- 230000035939 shock Effects 0.000 description 8
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 2
- 241001272720 Medialuna californiensis Species 0.000 description 1
- 102100025490 Slit homolog 1 protein Human genes 0.000 description 1
- 101710123186 Slit homolog 1 protein Proteins 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987124397U JPH057212Y2 (US07714131-20100511-C00001.png) | 1987-08-14 | 1987-08-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987124397U JPH057212Y2 (US07714131-20100511-C00001.png) | 1987-08-14 | 1987-08-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6430323U JPS6430323U (US07714131-20100511-C00001.png) | 1989-02-23 |
JPH057212Y2 true JPH057212Y2 (US07714131-20100511-C00001.png) | 1993-02-24 |
Family
ID=31374091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987124397U Expired - Lifetime JPH057212Y2 (US07714131-20100511-C00001.png) | 1987-08-14 | 1987-08-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH057212Y2 (US07714131-20100511-C00001.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100871285B1 (ko) * | 2001-06-12 | 2008-11-28 | 가부시키가이샤 쇼우에이 | 헬멧 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58101837U (ja) * | 1981-12-30 | 1983-07-11 | 長島 英彦 | フルフエイス型ヘルメツト |
JPS58180244U (ja) * | 1982-05-24 | 1983-12-02 | 本田技研工業株式会社 | フルフエイス型ヘルメツト |
-
1987
- 1987-08-14 JP JP1987124397U patent/JPH057212Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6430323U (US07714131-20100511-C00001.png) | 1989-02-23 |