JPS637185Y2 - - Google Patents
Info
- Publication number
- JPS637185Y2 JPS637185Y2 JP11145183U JP11145183U JPS637185Y2 JP S637185 Y2 JPS637185 Y2 JP S637185Y2 JP 11145183 U JP11145183 U JP 11145183U JP 11145183 U JP11145183 U JP 11145183U JP S637185 Y2 JPS637185 Y2 JP S637185Y2
- Authority
- JP
- Japan
- Prior art keywords
- filter
- suction port
- auxiliary filter
- hole
- main
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000006261 foam material Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 10
- 239000000843 powder Substances 0.000 description 8
- 239000006260 foam Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11145183U JPS6021267U (ja) | 1983-07-20 | 1983-07-20 | 電気黒板ふき掃除機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11145183U JPS6021267U (ja) | 1983-07-20 | 1983-07-20 | 電気黒板ふき掃除機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6021267U JPS6021267U (ja) | 1985-02-14 |
| JPS637185Y2 true JPS637185Y2 (US06521211-20030218-C00004.png) | 1988-03-01 |
Family
ID=30258777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11145183U Granted JPS6021267U (ja) | 1983-07-20 | 1983-07-20 | 電気黒板ふき掃除機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6021267U (US06521211-20030218-C00004.png) |
-
1983
- 1983-07-20 JP JP11145183U patent/JPS6021267U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6021267U (ja) | 1985-02-14 |
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