JPS643053Y2 - - Google Patents
Info
- Publication number
- JPS643053Y2 JPS643053Y2 JP11828282U JP11828282U JPS643053Y2 JP S643053 Y2 JPS643053 Y2 JP S643053Y2 JP 11828282 U JP11828282 U JP 11828282U JP 11828282 U JP11828282 U JP 11828282U JP S643053 Y2 JPS643053 Y2 JP S643053Y2
- Authority
- JP
- Japan
- Prior art keywords
- dust
- mask
- face
- dust mask
- concentration meter
- 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
Links
- 239000000428 dust Substances 0.000 claims description 48
- 238000000149 argon plasma sintering Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005048 flame photometry Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- CVHZOJJKTDOEJC-UHFFFAOYSA-N saccharin Chemical compound C1=CC=C2C(=O)NS(=O)(=O)C2=C1 CVHZOJJKTDOEJC-UHFFFAOYSA-N 0.000 description 1
- 229940081974 saccharin Drugs 0.000 description 1
- 235000019204 saccharin Nutrition 0.000 description 1
- 239000000901 saccharin and its Na,K and Ca salt Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11828282U JPS5923645U (ja) | 1982-08-05 | 1982-08-05 | 防塵マスクの顔面密着度判定器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11828282U JPS5923645U (ja) | 1982-08-05 | 1982-08-05 | 防塵マスクの顔面密着度判定器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5923645U JPS5923645U (ja) | 1984-02-14 |
| JPS643053Y2 true JPS643053Y2 (enExample) | 1989-01-26 |
Family
ID=30271932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11828282U Granted JPS5923645U (ja) | 1982-08-05 | 1982-08-05 | 防塵マスクの顔面密着度判定器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5923645U (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0626452Y2 (ja) * | 1990-07-30 | 1994-07-20 | 富士シート株式会社 | パッケージトレイの支持構造 |
| JP2006145246A (ja) * | 2004-11-16 | 2006-06-08 | Kawada Kogyo Kk | 可動構体の防塵・防水試験方法およびその方法に用いられる防塵試験用粉体 |
| JP6918806B2 (ja) * | 2016-01-08 | 2021-08-11 | ティーエスアイ インコーポレイテッド | ウェアラブル・マスク・フィット・モニタ |
-
1982
- 1982-08-05 JP JP11828282U patent/JPS5923645U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5923645U (ja) | 1984-02-14 |
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