JPS62174592A - スクリユ式真空ポンプ - Google Patents

スクリユ式真空ポンプ

Info

Publication number
JPS62174592A
JPS62174592A JP10692586A JP10692586A JPS62174592A JP S62174592 A JPS62174592 A JP S62174592A JP 10692586 A JP10692586 A JP 10692586A JP 10692586 A JP10692586 A JP 10692586A JP S62174592 A JPS62174592 A JP S62174592A
Authority
JP
Japan
Prior art keywords
sealing means
shaft sealing
rotor chamber
suction port
rotor
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.)
Granted
Application number
JP10692586A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0329996B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Itsuro Nomura
逸郎 野村
Kunihiko Nishitani
西谷　邦彦
Noboru Tsuboi
昇 壷井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of JPS62174592A publication Critical patent/JPS62174592A/ja
Publication of JPH0329996B2 publication Critical patent/JPH0329996B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Applications Or Details Of Rotary Compressors (AREA)
JP10692586A 1985-10-12 1986-05-09 スクリユ式真空ポンプ Granted JPS62174592A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22726485 1985-10-12
JP60-227264 1985-10-12

Publications (2)

Publication Number Publication Date
JPS62174592A true JPS62174592A (ja) 1987-07-31
JPH0329996B2 JPH0329996B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-25

Family

ID=16858094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10692586A Granted JPS62174592A (ja) 1985-10-12 1986-05-09 スクリユ式真空ポンプ

Country Status (1)

Country Link
JP (1) JPS62174592A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62261689A (ja) * 1986-05-09 1987-11-13 Kobe Steel Ltd スクリユ式真空ポンプ
JP2002089474A (ja) * 2000-09-08 2002-03-27 Hokuetsu Kogyo Co Ltd オイルフリースクリュ圧縮機の軸封構造

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564172A (en) * 1978-11-02 1980-05-14 Hitachi Ltd Oil thrower for hydraulic machinery
JPS5635591U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-08-28 1981-04-06
JPS57140590A (en) * 1980-12-18 1982-08-31 Pfeiffer Vakuumtechnik Rotary piston pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564172A (en) * 1978-11-02 1980-05-14 Hitachi Ltd Oil thrower for hydraulic machinery
JPS5635591U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-08-28 1981-04-06
JPS57140590A (en) * 1980-12-18 1982-08-31 Pfeiffer Vakuumtechnik Rotary piston pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62261689A (ja) * 1986-05-09 1987-11-13 Kobe Steel Ltd スクリユ式真空ポンプ
JP2002089474A (ja) * 2000-09-08 2002-03-27 Hokuetsu Kogyo Co Ltd オイルフリースクリュ圧縮機の軸封構造

Also Published As

Publication number Publication date
JPH0329996B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-25

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Legal Events

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LAPS Cancellation because of no payment of annual fees