JPS521701A - Pressure difference pump - Google Patents

Pressure difference pump

Info

Publication number
JPS521701A
JPS521701A JP7821875A JP7821875A JPS521701A JP S521701 A JPS521701 A JP S521701A JP 7821875 A JP7821875 A JP 7821875A JP 7821875 A JP7821875 A JP 7821875A JP S521701 A JPS521701 A JP S521701A
Authority
JP
Japan
Prior art keywords
pressure difference
difference pump
pump
atomosphere
buoyance
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
JP7821875A
Other languages
Japanese (ja)
Other versions
JPS5517240B2 (en
Inventor
Ryuichi Kobayashi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP7821875A priority Critical patent/JPS521701A/en
Publication of JPS521701A publication Critical patent/JPS521701A/en
Publication of JPS5517240B2 publication Critical patent/JPS5517240B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Float Valves (AREA)
  • Jet Pumps And Other Pumps (AREA)

Abstract

PURPOSE: To control simply and exactly a water level by means of actuating a buoyance by the difference between a high pressure and an atomosphere, thereby the opening and closing of the liquid supplying valve is controlled.
COPYRIGHT: (C)1977,JPO&Japio
JP7821875A 1975-06-24 1975-06-24 Pressure difference pump Granted JPS521701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7821875A JPS521701A (en) 1975-06-24 1975-06-24 Pressure difference pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7821875A JPS521701A (en) 1975-06-24 1975-06-24 Pressure difference pump

Publications (2)

Publication Number Publication Date
JPS521701A true JPS521701A (en) 1977-01-07
JPS5517240B2 JPS5517240B2 (en) 1980-05-09

Family

ID=13655896

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7821875A Granted JPS521701A (en) 1975-06-24 1975-06-24 Pressure difference pump

Country Status (1)

Country Link
JP (1) JPS521701A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5636307A (en) * 1979-08-30 1981-04-09 Sumitomo Metal Ind Ltd Controlling method for camber of hot strip
JPH02274303A (en) * 1989-04-17 1990-11-08 Keiichiro Yoshida Iterative cross rolled stock, rolling method and device
US6012319A (en) * 1996-12-27 2000-01-11 Hitachi, Ltd. Rolling mill and rolling method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7016306B2 (en) * 2002-05-16 2006-03-21 Meshnetworks, Inc. System and method for performing multiple network routing and provisioning in overlapping wireless deployments

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7016306B2 (en) * 2002-05-16 2006-03-21 Meshnetworks, Inc. System and method for performing multiple network routing and provisioning in overlapping wireless deployments

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5636307A (en) * 1979-08-30 1981-04-09 Sumitomo Metal Ind Ltd Controlling method for camber of hot strip
JPH02274303A (en) * 1989-04-17 1990-11-08 Keiichiro Yoshida Iterative cross rolled stock, rolling method and device
US6012319A (en) * 1996-12-27 2000-01-11 Hitachi, Ltd. Rolling mill and rolling method

Also Published As

Publication number Publication date
JPS5517240B2 (en) 1980-05-09

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