JPS5258109A - Automatic pump - Google Patents

Automatic pump

Info

Publication number
JPS5258109A
JPS5258109A JP13417375A JP13417375A JPS5258109A JP S5258109 A JPS5258109 A JP S5258109A JP 13417375 A JP13417375 A JP 13417375A JP 13417375 A JP13417375 A JP 13417375A JP S5258109 A JPS5258109 A JP S5258109A
Authority
JP
Japan
Prior art keywords
air supply
automatic
pump
automatic pump
pressure tank
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
JP13417375A
Other languages
Japanese (ja)
Inventor
Shunichi Nishimura
Shigetomo Yoshihara
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 JP13417375A priority Critical patent/JPS5258109A/en
Publication of JPS5258109A publication Critical patent/JPS5258109A/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: To insure air supply in an automatic pump having an automatic air supply device provided to a communication channel connecting a pressure tank with a pump, by situating the air outlet of the automatic air supply device below the upper end of the flow entrance of the pressure tank.
COPYRIGHT: (C)1977,JPO&Japio
JP13417375A 1975-11-10 1975-11-10 Automatic pump Pending JPS5258109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13417375A JPS5258109A (en) 1975-11-10 1975-11-10 Automatic pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13417375A JPS5258109A (en) 1975-11-10 1975-11-10 Automatic pump

Publications (1)

Publication Number Publication Date
JPS5258109A true JPS5258109A (en) 1977-05-13

Family

ID=15122139

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13417375A Pending JPS5258109A (en) 1975-11-10 1975-11-10 Automatic pump

Country Status (1)

Country Link
JP (1) JPS5258109A (en)

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