JPH0234916Y2 - - Google Patents
Info
- Publication number
- JPH0234916Y2 JPH0234916Y2 JP8015783U JP8015783U JPH0234916Y2 JP H0234916 Y2 JPH0234916 Y2 JP H0234916Y2 JP 8015783 U JP8015783 U JP 8015783U JP 8015783 U JP8015783 U JP 8015783U JP H0234916 Y2 JPH0234916 Y2 JP H0234916Y2
- Authority
- JP
- Japan
- Prior art keywords
- piece
- holding frame
- edge
- engaging protrusion
- pieces
- 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
- 238000009423 ventilation Methods 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8015783U JPS59184849U (ja) | 1983-05-30 | 1983-05-30 | マスク面体に装着する通気弁保持枠の取付装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8015783U JPS59184849U (ja) | 1983-05-30 | 1983-05-30 | マスク面体に装着する通気弁保持枠の取付装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59184849U JPS59184849U (ja) | 1984-12-08 |
| JPH0234916Y2 true JPH0234916Y2 (forum.php) | 1990-09-20 |
Family
ID=30210149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8015783U Granted JPS59184849U (ja) | 1983-05-30 | 1983-05-30 | マスク面体に装着する通気弁保持枠の取付装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59184849U (forum.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106853273A (zh) * | 2017-03-08 | 2017-06-16 | 成都凯力科技有限公司 | 一种过滤口罩 |
-
1983
- 1983-05-30 JP JP8015783U patent/JPS59184849U/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106853273A (zh) * | 2017-03-08 | 2017-06-16 | 成都凯力科技有限公司 | 一种过滤口罩 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59184849U (ja) | 1984-12-08 |