JPS5238617A - Control device of water sealing vacuum pump - Google Patents

Control device of water sealing vacuum pump

Info

Publication number
JPS5238617A
JPS5238617A JP8598776A JP8598776A JPS5238617A JP S5238617 A JPS5238617 A JP S5238617A JP 8598776 A JP8598776 A JP 8598776A JP 8598776 A JP8598776 A JP 8598776A JP S5238617 A JPS5238617 A JP S5238617A
Authority
JP
Japan
Prior art keywords
control device
vacuum pump
water sealing
sealing vacuum
pump
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
Application number
JP8598776A
Other languages
Japanese (ja)
Inventor
Kenzo Sakai
Yoshikatsu Endo
Masao Hondo
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.)
Ebara Corp
Akita KK
Original Assignee
Ebara Corp
Akita KK
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 Ebara Corp, Akita KK filed Critical Ebara Corp
Priority to JP8598776A priority Critical patent/JPS5238617A/en
Publication of JPS5238617A publication Critical patent/JPS5238617A/en
Pending legal-status Critical Current

Links

Landscapes

  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: To procure a function to retain the necessary vacuum even though the rate of blow varies with capacity variable pump which is equipped with a movable internal drum between the pump body and the impeller.
COPYRIGHT: (C)1977,JPO&Japio
JP8598776A 1976-07-21 1976-07-21 Control device of water sealing vacuum pump Pending JPS5238617A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8598776A JPS5238617A (en) 1976-07-21 1976-07-21 Control device of water sealing vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8598776A JPS5238617A (en) 1976-07-21 1976-07-21 Control device of water sealing vacuum pump

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP7438972A Division JPS4932207A (en) 1972-07-25 1972-07-25

Publications (1)

Publication Number Publication Date
JPS5238617A true JPS5238617A (en) 1977-03-25

Family

ID=13874027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8598776A Pending JPS5238617A (en) 1976-07-21 1976-07-21 Control device of water sealing vacuum pump

Country Status (1)

Country Link
JP (1) JPS5238617A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056988A (en) * 1990-02-12 1991-10-15 General Electric Company Blade tip clearance control apparatus using shroud segment position modulation
US6382905B1 (en) * 2000-04-28 2002-05-07 General Electric Company Fan casing liner support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056988A (en) * 1990-02-12 1991-10-15 General Electric Company Blade tip clearance control apparatus using shroud segment position modulation
US6382905B1 (en) * 2000-04-28 2002-05-07 General Electric Company Fan casing liner support

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