JPH075274Y2 - ２段式油回転真空ポンプ - Google Patents

２段式油回転真空ポンプ

Info

Publication number
JPH075274Y2
JPH075274Y2 JP4724789U JP4724789U JPH075274Y2 JP H075274 Y2 JPH075274 Y2 JP H075274Y2 JP 4724789 U JP4724789 U JP 4724789U JP 4724789 U JP4724789 U JP 4724789U JP H075274 Y2 JPH075274 Y2 JP H075274Y2
Authority
JP
Japan
Prior art keywords
pump
oil
oil supply
pump chamber
stage
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 - Lifetime
Application number
JP4724789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02137591U (US07943777-20110517-C00090.png
Inventor
繁広 大木
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.)
Shinko Seiki Co Ltd
Original Assignee
Shinko Seiki Co 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 Shinko Seiki Co Ltd filed Critical Shinko Seiki Co Ltd
Priority to JP4724789U priority Critical patent/JPH075274Y2/ja
Publication of JPH02137591U publication Critical patent/JPH02137591U/ja
Application granted granted Critical
Publication of JPH075274Y2 publication Critical patent/JPH075274Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP4724789U 1989-04-21 1989-04-21 ２段式油回転真空ポンプ Expired - Lifetime JPH075274Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4724789U JPH075274Y2 (ja) 1989-04-21 1989-04-21 ２段式油回転真空ポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4724789U JPH075274Y2 (ja) 1989-04-21 1989-04-21 ２段式油回転真空ポンプ

Publications (2)

Publication Number Publication Date
JPH02137591U JPH02137591U (US07943777-20110517-C00090.png) 1990-11-16
JPH075274Y2 true JPH075274Y2 (ja) 1995-02-08

Family

ID=31563010

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4724789U Expired - Lifetime JPH075274Y2 (ja) 1989-04-21 1989-04-21 ２段式油回転真空ポンプ

Country Status (1)

Country Link
JP (1) JPH075274Y2 (US07943777-20110517-C00090.png)

Also Published As

Publication number Publication date
JPH02137591U (US07943777-20110517-C00090.png) 1990-11-16

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