JPS61138878U - - Google Patents
Info
- Publication number
- JPS61138878U JPS61138878U JP2294985U JP2294985U JPS61138878U JP S61138878 U JPS61138878 U JP S61138878U JP 2294985 U JP2294985 U JP 2294985U JP 2294985 U JP2294985 U JP 2294985U JP S61138878 U JPS61138878 U JP S61138878U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum pump
- rotors
- pair
- rotary
- drive shaft
- 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
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2294985U JPS61138878U (da) | 1985-02-20 | 1985-02-20 | |
US06/724,284 US4662826A (en) | 1984-04-20 | 1985-04-17 | Vacuum pump system including serially connected rotary and reciprocating vacuum pumps |
DE19853514317 DE3514317A1 (de) | 1984-04-20 | 1985-04-19 | Vakuumpumpe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2294985U JPS61138878U (da) | 1985-02-20 | 1985-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61138878U true JPS61138878U (da) | 1986-08-28 |
Family
ID=30515727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2294985U Pending JPS61138878U (da) | 1984-04-20 | 1985-02-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61138878U (da) |
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1985
- 1985-02-20 JP JP2294985U patent/JPS61138878U/ja active Pending