JPS5362203A - Flood-preventive device for underwater pump - Google Patents

Flood-preventive device for underwater pump

Info

Publication number
JPS5362203A
JPS5362203A JP13652276A JP13652276A JPS5362203A JP S5362203 A JPS5362203 A JP S5362203A JP 13652276 A JP13652276 A JP 13652276A JP 13652276 A JP13652276 A JP 13652276A JP S5362203 A JPS5362203 A JP S5362203A
Authority
JP
Japan
Prior art keywords
flood
preventive device
underwater pump
shaft seal
water
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
JP13652276A
Other languages
Japanese (ja)
Other versions
JPS574840B2 (en
Inventor
Akio Iwabuchi
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Priority to JP13652276A priority Critical patent/JPS5362203A/en
Publication of JPS5362203A publication Critical patent/JPS5362203A/en
Publication of JPS574840B2 publication Critical patent/JPS574840B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: Conversion of pressure acting upon shaft seal on the water chamber into negative pressure and prevention of flooding of water into oil chamber protecting the shaft seal.
COPYRIGHT: (C)1978,JPO&Japio
JP13652276A 1976-11-13 1976-11-13 Flood-preventive device for underwater pump Granted JPS5362203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13652276A JPS5362203A (en) 1976-11-13 1976-11-13 Flood-preventive device for underwater pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13652276A JPS5362203A (en) 1976-11-13 1976-11-13 Flood-preventive device for underwater pump

Publications (2)

Publication Number Publication Date
JPS5362203A true JPS5362203A (en) 1978-06-03
JPS574840B2 JPS574840B2 (en) 1982-01-27

Family

ID=15177136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13652276A Granted JPS5362203A (en) 1976-11-13 1976-11-13 Flood-preventive device for underwater pump

Country Status (1)

Country Link
JP (1) JPS5362203A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613281A (en) * 1984-03-08 1986-09-23 Goulds Pumps, Incorporated Hydrodynamic seal
US4664592A (en) * 1983-07-14 1987-05-12 Warman International Limited Centrifugal pump impeller configured to limit fluid recirculation
US4820115A (en) * 1987-11-12 1989-04-11 Dresser Industries, Inc. Open impeller for centrifugal compressors
US5076757A (en) * 1981-01-29 1991-12-31 Vaughan Co., Inc. High head centrifugal slicing slurry pump
US5281088A (en) * 1991-09-03 1994-01-25 Itt Flygt Ab Centrifugal pump impeller, and in combination with a centrifugal pump housing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5042401A (en) * 1973-08-18 1975-04-17
JPS5132962U (en) * 1974-09-03 1976-03-11

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5042401A (en) * 1973-08-18 1975-04-17
JPS5132962U (en) * 1974-09-03 1976-03-11

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5076757A (en) * 1981-01-29 1991-12-31 Vaughan Co., Inc. High head centrifugal slicing slurry pump
US4664592A (en) * 1983-07-14 1987-05-12 Warman International Limited Centrifugal pump impeller configured to limit fluid recirculation
US4613281A (en) * 1984-03-08 1986-09-23 Goulds Pumps, Incorporated Hydrodynamic seal
US4820115A (en) * 1987-11-12 1989-04-11 Dresser Industries, Inc. Open impeller for centrifugal compressors
US5281088A (en) * 1991-09-03 1994-01-25 Itt Flygt Ab Centrifugal pump impeller, and in combination with a centrifugal pump housing

Also Published As

Publication number Publication date
JPS574840B2 (en) 1982-01-27

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