JPH044808Y2 - - Google Patents
Info
- Publication number
- JPH044808Y2 JPH044808Y2 JP7696587U JP7696587U JPH044808Y2 JP H044808 Y2 JPH044808 Y2 JP H044808Y2 JP 7696587 U JP7696587 U JP 7696587U JP 7696587 U JP7696587 U JP 7696587U JP H044808 Y2 JPH044808 Y2 JP H044808Y2
- Authority
- JP
- Japan
- Prior art keywords
- damper
- electric motor
- closed position
- fully closed
- backwashing
- 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
- 238000011001 backwashing Methods 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 12
- 230000002441 reversible effect Effects 0.000 claims description 10
- 238000001914 filtration Methods 0.000 description 25
- 238000010586 diagram Methods 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7696587U JPH044808Y2 (2) | 1987-05-22 | 1987-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7696587U JPH044808Y2 (2) | 1987-05-22 | 1987-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185421U JPS63185421U (2) | 1988-11-29 |
| JPH044808Y2 true JPH044808Y2 (2) | 1992-02-12 |
Family
ID=30924531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7696587U Expired JPH044808Y2 (2) | 1987-05-22 | 1987-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044808Y2 (2) |
-
1987
- 1987-05-22 JP JP7696587U patent/JPH044808Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63185421U (2) | 1988-11-29 |
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