JPH01164731U - - Google Patents
Info
- Publication number
- JPH01164731U JPH01164731U JP6199288U JP6199288U JPH01164731U JP H01164731 U JPH01164731 U JP H01164731U JP 6199288 U JP6199288 U JP 6199288U JP 6199288 U JP6199288 U JP 6199288U JP H01164731 U JPH01164731 U JP H01164731U
- Authority
- JP
- Japan
- Prior art keywords
- speed
- blowing
- air
- running speed
- helmet
- 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
- 238000007664 blowing Methods 0.000 claims 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6199288U JPH01164731U (en]) | 1988-05-11 | 1988-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6199288U JPH01164731U (en]) | 1988-05-11 | 1988-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01164731U true JPH01164731U (en]) | 1989-11-17 |
Family
ID=31287627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6199288U Pending JPH01164731U (en]) | 1988-05-11 | 1988-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01164731U (en]) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100880866B1 (ko) * | 2007-02-21 | 2009-01-30 | 임재호 | 안전모 |
| JP2010150709A (ja) * | 2008-12-25 | 2010-07-08 | Midori Anzen Co Ltd | 保護帽 |
-
1988
- 1988-05-11 JP JP6199288U patent/JPH01164731U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100880866B1 (ko) * | 2007-02-21 | 2009-01-30 | 임재호 | 안전모 |
| JP2010150709A (ja) * | 2008-12-25 | 2010-07-08 | Midori Anzen Co Ltd | 保護帽 |