DE69726736T2 - Pumpe mit einer Wellendichtung - Google Patents

Pumpe mit einer Wellendichtung Download PDF

Info

Publication number
DE69726736T2
DE69726736T2 DE69726736T DE69726736T DE69726736T2 DE 69726736 T2 DE69726736 T2 DE 69726736T2 DE 69726736 T DE69726736 T DE 69726736T DE 69726736 T DE69726736 T DE 69726736T DE 69726736 T2 DE69726736 T2 DE 69726736T2
Authority
DE
Germany
Prior art keywords
pump
shaft seal
seal
shaft
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.)
Expired - Fee Related
Application number
DE69726736T
Other languages
English (en)
Other versions
DE69726736D1 (de
Inventor
P Weinrib
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.)
EDDY PUMP CORP
Original Assignee
EDDY PUMP 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 EDDY PUMP CORP filed Critical EDDY PUMP CORP
Publication of DE69726736D1 publication Critical patent/DE69726736D1/de
Application granted granted Critical
Publication of DE69726736T2 publication Critical patent/DE69726736T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps
    • F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated
DE69726736T 1996-08-23 1997-07-31 Pumpe mit einer Wellendichtung Expired - Fee Related DE69726736T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/702,055 US5893703A (en) 1996-08-23 1996-08-23 Pump shaft sealing system
PCT/US1997/013491 WO1998007990A1 (en) 1996-08-23 1997-07-31 Pump shaft sealing system

Publications (2)

Publication Number Publication Date
DE69726736D1 DE69726736D1 (de) 2004-01-22
DE69726736T2 true DE69726736T2 (de) 2004-10-21

Family

ID=24819693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69726736T Expired - Fee Related DE69726736T2 (de) 1996-08-23 1997-07-31 Pumpe mit einer Wellendichtung

Country Status (5)

Country Link
US (1) US5893703A (de)
EP (1) EP0920592B1 (de)
AU (1) AU3902697A (de)
DE (1) DE69726736T2 (de)
WO (1) WO1998007990A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6504888B1 (en) * 1999-12-23 2003-01-07 General Electric Company Apparatus and methods of flow measurement for a boiling water reactor internal pump
JP3755587B2 (ja) * 2001-06-29 2006-03-15 株式会社東洋電機工業所 土砂等除去装置
ZA200507096B (en) 2004-09-07 2006-06-28 Crane John Inc Sealing system for slurry pump
EP1954967B1 (de) * 2005-11-15 2013-03-27 Ashbridge & Roseburgh Inc. Sequentiell einsetzbare lippendichtungssysteme
US9438080B2 (en) * 2013-03-08 2016-09-06 Regal Beloit America, Inc. Seal arrangement for a motor pump assembly and a motor for a pump including a seal arrangement
KR102017323B1 (ko) * 2013-06-12 2019-09-02 프레트마스킨 이엘 운트 메카닉 에이비 파이프 검사 장치
CN106194818A (zh) * 2016-08-31 2016-12-07 中车大连机车研究所有限公司 离心式压气机新型压端油气封结构
CN109983231B (zh) * 2016-11-22 2021-05-07 株式会社不二工机 排水泵
US20190353165A1 (en) * 2018-05-17 2019-11-21 M-I L.L.C. Systems and Methods for Managing Cuttings Using Eddy Pump and Tank

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448717A (en) * 1945-05-01 1948-09-07 Morris Machine Works Sealing means for pumping apparatus
US2903970A (en) * 1955-03-24 1959-09-15 United Aircraft Corp Combination seal for a pump
US4063743A (en) * 1976-06-14 1977-12-20 Mesta Machine Company Sealing arrangement for a rotatable member
US4776753A (en) * 1986-10-28 1988-10-11 Eddy Pump Corporation Method of and apparatus for pumping viscous fluids
JPH0535249Y2 (de) * 1988-03-31 1993-09-07
US5098256A (en) * 1989-11-21 1992-03-24 The Cleveland Clinic Foundation Viscous seal blood pump
US5427500A (en) * 1994-03-15 1995-06-27 The Weir Group Plc Slurry pump seal system

Also Published As

Publication number Publication date
DE69726736D1 (de) 2004-01-22
EP0920592B1 (de) 2003-12-10
WO1998007990A1 (en) 1998-02-26
US5893703A (en) 1999-04-13
AU3902697A (en) 1998-03-06
EP0920592A4 (de) 2001-05-23
EP0920592A1 (de) 1999-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee