JPS648594U - - Google Patents
Info
- Publication number
- JPS648594U JPS648594U JP10429887U JP10429887U JPS648594U JP S648594 U JPS648594 U JP S648594U JP 10429887 U JP10429887 U JP 10429887U JP 10429887 U JP10429887 U JP 10429887U JP S648594 U JPS648594 U JP S648594U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- motor
- closes
- opens
- intake port
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 claims description 2
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10429887U JPS648594U (en, 2012) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10429887U JPS648594U (en, 2012) | 1987-07-07 | 1987-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS648594U true JPS648594U (en, 2012) | 1989-01-18 |
Family
ID=31335889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10429887U Pending JPS648594U (en, 2012) | 1987-07-07 | 1987-07-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS648594U (en, 2012) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4836433U (en, 2012) * | 1971-08-19 | 1973-05-01 |
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1987
- 1987-07-07 JP JP10429887U patent/JPS648594U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4836433U (en, 2012) * | 1971-08-19 | 1973-05-01 |