JPH0516177Y2 - - Google Patents
Info
- Publication number
- JPH0516177Y2 JPH0516177Y2 JP1988083130U JP8313088U JPH0516177Y2 JP H0516177 Y2 JPH0516177 Y2 JP H0516177Y2 JP 1988083130 U JP1988083130 U JP 1988083130U JP 8313088 U JP8313088 U JP 8313088U JP H0516177 Y2 JPH0516177 Y2 JP H0516177Y2
- Authority
- JP
- Japan
- Prior art keywords
- edge
- shell
- chin
- wearer
- opening
- 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
- 230000035939 shock Effects 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 description 29
- 239000000463 material Substances 0.000 description 6
- 239000004744 fabric Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 241001272720 Medialuna californiensis Species 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability 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
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988083130U JPH0516177Y2 (US20100223739A1-20100909-C00025.png) | 1988-06-23 | 1988-06-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988083130U JPH0516177Y2 (US20100223739A1-20100909-C00025.png) | 1988-06-23 | 1988-06-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0210427U JPH0210427U (US20100223739A1-20100909-C00025.png) | 1990-01-23 |
JPH0516177Y2 true JPH0516177Y2 (US20100223739A1-20100909-C00025.png) | 1993-04-28 |
Family
ID=31307852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988083130U Expired - Lifetime JPH0516177Y2 (US20100223739A1-20100909-C00025.png) | 1988-06-23 | 1988-06-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0516177Y2 (US20100223739A1-20100909-C00025.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52137948U (US20100223739A1-20100909-C00025.png) * | 1976-04-05 | 1977-10-19 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6241033B2 (US20100223739A1-20100909-C00025.png) * | 1979-09-19 | 1987-09-01 | Nippon Kagaku Kogyo Kk |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5961241U (ja) * | 1982-10-13 | 1984-04-21 | 昭栄化工株式会社 | フルフエイス型ヘルメツト |
JPH0220178Y2 (US20100223739A1-20100909-C00025.png) * | 1985-08-26 | 1990-06-01 |
-
1988
- 1988-06-23 JP JP1988083130U patent/JPH0516177Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6241033B2 (US20100223739A1-20100909-C00025.png) * | 1979-09-19 | 1987-09-01 | Nippon Kagaku Kogyo Kk |
Also Published As
Publication number | Publication date |
---|---|
JPH0210427U (US20100223739A1-20100909-C00025.png) | 1990-01-23 |