JPH0519292Y2 - - Google Patents
Info
- Publication number
- JPH0519292Y2 JPH0519292Y2 JP1989142321U JP14232189U JPH0519292Y2 JP H0519292 Y2 JPH0519292 Y2 JP H0519292Y2 JP 1989142321 U JP1989142321 U JP 1989142321U JP 14232189 U JP14232189 U JP 14232189U JP H0519292 Y2 JPH0519292 Y2 JP H0519292Y2
- Authority
- JP
- Japan
- Prior art keywords
- buffer liner
- pad
- ceiling
- shell
- cap body
- 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 claims description 44
- 239000004744 fabric Substances 0.000 description 10
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 239000011324 bead Substances 0.000 description 7
- 229920003002 synthetic resin Polymers 0.000 description 7
- 239000000057 synthetic resin Substances 0.000 description 7
- 210000004243 sweat Anatomy 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000009958 sewing Methods 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
- 230000002411 adverse Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989142321U JPH0519292Y2 (US07922777-20110412-C00004.png) | 1989-12-08 | 1989-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989142321U JPH0519292Y2 (US07922777-20110412-C00004.png) | 1989-12-08 | 1989-12-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0381323U JPH0381323U (US07922777-20110412-C00004.png) | 1991-08-20 |
| JPH0519292Y2 true JPH0519292Y2 (US07922777-20110412-C00004.png) | 1993-05-21 |
Family
ID=31689154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989142321U Expired - Lifetime JPH0519292Y2 (US07922777-20110412-C00004.png) | 1989-12-08 | 1989-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519292Y2 (US07922777-20110412-C00004.png) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6246619B2 (US07922777-20110412-C00004.png) * | 1981-01-22 | 1987-10-02 | Chuetsu Metal Works | |
| JPS6429212U (US07922777-20110412-C00004.png) * | 1987-08-17 | 1989-02-21 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5454424U (US07922777-20110412-C00004.png) * | 1977-09-21 | 1979-04-14 | ||
| JPH0241130Y2 (US07922777-20110412-C00004.png) * | 1985-09-11 | 1990-11-01 |
-
1989
- 1989-12-08 JP JP1989142321U patent/JPH0519292Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6246619B2 (US07922777-20110412-C00004.png) * | 1981-01-22 | 1987-10-02 | Chuetsu Metal Works | |
| JPS6429212U (US07922777-20110412-C00004.png) * | 1987-08-17 | 1989-02-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0381323U (US07922777-20110412-C00004.png) | 1991-08-20 |
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