JPH068970Y2 - 防塵ヘルメット - Google Patents
防塵ヘルメットInfo
- Publication number
- JPH068970Y2 JPH068970Y2 JP1987117602U JP11760287U JPH068970Y2 JP H068970 Y2 JPH068970 Y2 JP H068970Y2 JP 1987117602 U JP1987117602 U JP 1987117602U JP 11760287 U JP11760287 U JP 11760287U JP H068970 Y2 JPH068970 Y2 JP H068970Y2
- Authority
- JP
- Japan
- Prior art keywords
- air
- helmet
- refrigerant
- main body
- 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
- 239000003507 refrigerant Substances 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987117602U JPH068970Y2 (ja) | 1987-07-31 | 1987-07-31 | 防塵ヘルメット |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987117602U JPH068970Y2 (ja) | 1987-07-31 | 1987-07-31 | 防塵ヘルメット |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6422733U JPS6422733U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-06 |
| JPH068970Y2 true JPH068970Y2 (ja) | 1994-03-09 |
Family
ID=31361206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987117602U Expired - Lifetime JPH068970Y2 (ja) | 1987-07-31 | 1987-07-31 | 防塵ヘルメット |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH068970Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102844091B (zh) * | 2010-04-06 | 2015-04-29 | 3M创新有限公司 | 空气过滤装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8507916D0 (en) * | 1985-03-27 | 1985-05-01 | Helmets Ltd | Helmet |
| JPS6237045U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1985-08-23 | 1987-03-05 |
-
1987
- 1987-07-31 JP JP1987117602U patent/JPH068970Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6422733U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-06 |