JPS5276704A - Water pump for deep well - Google Patents

Water pump for deep well

Info

Publication number
JPS5276704A
JPS5276704A JP15177475A JP15177475A JPS5276704A JP S5276704 A JPS5276704 A JP S5276704A JP 15177475 A JP15177475 A JP 15177475A JP 15177475 A JP15177475 A JP 15177475A JP S5276704 A JPS5276704 A JP S5276704A
Authority
JP
Japan
Prior art keywords
water pump
deep well
bearing
pump
depp
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
JP15177475A
Other languages
Japanese (ja)
Inventor
Akira Nakasuji
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 JP15177475A priority Critical patent/JPS5276704A/en
Publication of JPS5276704A publication Critical patent/JPS5276704A/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: A water pump for a depp well available for complete water lubrication preventing in two stages infiltration of sand into the pump bearing and air deposits in the bearing.
COPYRIGHT: (C)1977,JPO&Japio
JP15177475A 1975-12-22 1975-12-22 Water pump for deep well Pending JPS5276704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15177475A JPS5276704A (en) 1975-12-22 1975-12-22 Water pump for deep well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15177475A JPS5276704A (en) 1975-12-22 1975-12-22 Water pump for deep well

Publications (1)

Publication Number Publication Date
JPS5276704A true JPS5276704A (en) 1977-06-28

Family

ID=15525992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15177475A Pending JPS5276704A (en) 1975-12-22 1975-12-22 Water pump for deep well

Country Status (1)

Country Link
JP (1) JPS5276704A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586880A (en) * 1983-04-29 1986-05-06 Mitsubishi Denki Kabushiki Kaisha Submersible motor and pump assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586880A (en) * 1983-04-29 1986-05-06 Mitsubishi Denki Kabushiki Kaisha Submersible motor and pump assembly

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