JPH02140925U - - Google Patents
Info
- Publication number
- JPH02140925U JPH02140925U JP4887989U JP4887989U JPH02140925U JP H02140925 U JPH02140925 U JP H02140925U JP 4887989 U JP4887989 U JP 4887989U JP 4887989 U JP4887989 U JP 4887989U JP H02140925 U JPH02140925 U JP H02140925U
- Authority
- JP
- Japan
- Prior art keywords
- intake hole
- shutter
- cover
- helmet
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4887989U JPH02140925U (id) | 1989-04-27 | 1989-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4887989U JPH02140925U (id) | 1989-04-27 | 1989-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140925U true JPH02140925U (id) | 1990-11-26 |
Family
ID=31566082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4887989U Pending JPH02140925U (id) | 1989-04-27 | 1989-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140925U (id) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0489517U (id) * | 1990-12-10 | 1992-08-05 |
-
1989
- 1989-04-27 JP JP4887989U patent/JPH02140925U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0489517U (id) * | 1990-12-10 | 1992-08-05 |