JPS622157B2 - - Google Patents

Info

Publication number
JPS622157B2
JPS622157B2 JP16028484A JP16028484A JPS622157B2 JP S622157 B2 JPS622157 B2 JP S622157B2 JP 16028484 A JP16028484 A JP 16028484A JP 16028484 A JP16028484 A JP 16028484A JP S622157 B2 JPS622157 B2 JP S622157B2
Authority
JP
Japan
Prior art keywords
wall
working space
pressure stage
rotor
main casing
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
Application number
JP16028484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6069281A (ja
Inventor
Riichi Uchida
Hidetomo Mori
Kazumi Matsubara
Haruo Sankai
Susumu Arai
Eiji Yokoyama
Hajime Arai
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP16028484A priority Critical patent/JPS6069281A/ja
Publication of JPS6069281A publication Critical patent/JPS6069281A/ja
Publication of JPS622157B2 publication Critical patent/JPS622157B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Rotary-Type Compressors (AREA)
JP16028484A 1984-08-01 1984-08-01 スクリユ−流体機械 Granted JPS6069281A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16028484A JPS6069281A (ja) 1984-08-01 1984-08-01 スクリユ−流体機械

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16028484A JPS6069281A (ja) 1984-08-01 1984-08-01 スクリユ−流体機械

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP51127205A Division JPS5848757B2 (ja) 1976-07-28 1976-10-25 スクリユ−流体機械

Publications (2)

Publication Number Publication Date
JPS6069281A JPS6069281A (ja) 1985-04-19
JPS622157B2 true JPS622157B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-01-17

Family

ID=15711657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16028484A Granted JPS6069281A (ja) 1984-08-01 1984-08-01 スクリユ−流体機械

Country Status (1)

Country Link
JP (1) JPS6069281A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3499040B1 (de) * 2017-12-15 2020-03-25 Pfeiffer Vacuum Gmbh Schraubenvakuumpumpe

Also Published As

Publication number Publication date
JPS6069281A (ja) 1985-04-19

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