JPH0246912Y2 - - Google Patents
Info
- Publication number
- JPH0246912Y2 JPH0246912Y2 JP9885085U JP9885085U JPH0246912Y2 JP H0246912 Y2 JPH0246912 Y2 JP H0246912Y2 JP 9885085 U JP9885085 U JP 9885085U JP 9885085 U JP9885085 U JP 9885085U JP H0246912 Y2 JPH0246912 Y2 JP H0246912Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- pressure
- chamber
- hole
- view
- 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
- 230000002685 pulmonary effect Effects 0.000 claims description 26
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 description 10
- 239000004576 sand Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9885085U JPH0246912Y2 (zh) | 1985-06-27 | 1985-06-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9885085U JPH0246912Y2 (zh) | 1985-06-27 | 1985-06-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS626840U JPS626840U (zh) | 1987-01-16 |
| JPH0246912Y2 true JPH0246912Y2 (zh) | 1990-12-11 |
Family
ID=30967186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9885085U Expired JPH0246912Y2 (zh) | 1985-06-27 | 1985-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246912Y2 (zh) |
-
1985
- 1985-06-27 JP JP9885085U patent/JPH0246912Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS626840U (zh) | 1987-01-16 |
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