JPH0419686U - - Google Patents

Info

Publication number
JPH0419686U
JPH0419686U JP5938390U JP5938390U JPH0419686U JP H0419686 U JPH0419686 U JP H0419686U JP 5938390 U JP5938390 U JP 5938390U JP 5938390 U JP5938390 U JP 5938390U JP H0419686 U JPH0419686 U JP H0419686U
Authority
JP
Japan
Prior art keywords
oil
rotor
cooling water
casing
shaft seal
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
JP5938390U
Other languages
English (en)
Japanese (ja)
Other versions
JP2584521Y2 (ja
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 filed Critical
Priority to JP1990059383U priority Critical patent/JP2584521Y2/ja
Publication of JPH0419686U publication Critical patent/JPH0419686U/ja
Application granted granted Critical
Publication of JP2584521Y2 publication Critical patent/JP2584521Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP1990059383U 1990-06-05 1990-06-05 オイルフリー式スクリュ圧縮機 Expired - Fee Related JP2584521Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990059383U JP2584521Y2 (ja) 1990-06-05 1990-06-05 オイルフリー式スクリュ圧縮機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990059383U JP2584521Y2 (ja) 1990-06-05 1990-06-05 オイルフリー式スクリュ圧縮機

Publications (2)

Publication Number Publication Date
JPH0419686U true JPH0419686U (fr) 1992-02-19
JP2584521Y2 JP2584521Y2 (ja) 1998-11-05

Family

ID=31585830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990059383U Expired - Fee Related JP2584521Y2 (ja) 1990-06-05 1990-06-05 オイルフリー式スクリュ圧縮機

Country Status (1)

Country Link
JP (1) JP2584521Y2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102878083B (zh) * 2012-08-04 2016-01-20 百事德机械（江苏）有限公司 罗茨真空泵的冷却结构

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5127909U (fr) * 1974-08-21 1976-02-28
JPS61152992A (ja) * 1984-12-26 1986-07-11 Hitachi Ltd スクリユ−流体機械
JPS61169688A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd スクリユ−流体機械
JPS6220687A (ja) * 1985-07-17 1987-01-29 Kobe Steel Ltd スクリユ圧縮機
JPH01313686A (ja) * 1988-06-10 1989-12-19 Hitachi Ltd 無給油式スクリュー圧縮機
JPH0264787U (fr) * 1988-11-04 1990-05-15

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5127909U (fr) * 1974-08-21 1976-02-28
JPS61152992A (ja) * 1984-12-26 1986-07-11 Hitachi Ltd スクリユ−流体機械
JPS61169688A (ja) * 1985-01-23 1986-07-31 Hitachi Ltd スクリユ−流体機械
JPS6220687A (ja) * 1985-07-17 1987-01-29 Kobe Steel Ltd スクリユ圧縮機
JPH01313686A (ja) * 1988-06-10 1989-12-19 Hitachi Ltd 無給油式スクリュー圧縮機
JPH0264787U (fr) * 1988-11-04 1990-05-15

Also Published As

Publication number Publication date
JP2584521Y2 (ja) 1998-11-05

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees