NL188594B - SEALING CONSTRUCTION FOR THE STATIONARY PUMP OF A CENTRIFUGAL PUMP. - Google Patents

SEALING CONSTRUCTION FOR THE STATIONARY PUMP OF A CENTRIFUGAL PUMP.

Info

Publication number
NL188594B
NL188594B NLAANVRAGE8500891,A NL8500891A NL188594B NL 188594 B NL188594 B NL 188594B NL 8500891 A NL8500891 A NL 8500891A NL 188594 B NL188594 B NL 188594B
Authority
NL
Netherlands
Prior art keywords
pump
stationary
sealing construction
centrifugal
centrifugal pump
Prior art date
Application number
NLAANVRAGE8500891,A
Other languages
Dutch (nl)
Other versions
NL188594C (en
NL8500891A (en
Original Assignee
Klein Schanzlin & Becker Ag
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 Klein Schanzlin & Becker Ag filed Critical Klein Schanzlin & Becker Ag
Publication of NL8500891A publication Critical patent/NL8500891A/en
Publication of NL188594B publication Critical patent/NL188594B/en
Application granted granted Critical
Publication of NL188594C publication Critical patent/NL188594C/en

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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/14—Shaft sealings operative only when pump is inoperative
    • F04D29/146—Shaft sealings operative only when pump is inoperative especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/008—Sealings comprising at least two sealings in succession with provision to put out of action at least one sealing; One sealing sealing only on standstill; Emergency or servicing sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/346—Pressing means the pressing force varying during operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
NLAANVRAGE8500891,A 1984-04-28 1985-03-27 SEALING CONSTRUCTION FOR THE STATIONARY PUMP OF A CENTRIFUGAL PUMP. NL188594C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3415902A DE3415902C2 (en) 1984-04-28 1984-04-28 Standstill seal
DE3415902 1984-04-28

Publications (3)

Publication Number Publication Date
NL8500891A NL8500891A (en) 1985-11-18
NL188594B true NL188594B (en) 1992-03-02
NL188594C NL188594C (en) 1992-08-03

Family

ID=6234603

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8500891,A NL188594C (en) 1984-04-28 1985-03-27 SEALING CONSTRUCTION FOR THE STATIONARY PUMP OF A CENTRIFUGAL PUMP.

Country Status (5)

Country Link
BE (1) BE902292A (en)
DE (1) DE3415902C2 (en)
FR (1) FR2563583B1 (en)
IT (1) IT1184213B (en)
NL (1) NL188594C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4002245A1 (en) * 1990-01-26 1991-08-22 Werner Dipl Ing Arnswald Sealing arrangement for submersible pumps - has shaft seal backed up by lip seal which disengages when pump is operating
DE10013154A1 (en) * 2000-03-17 2001-09-20 Ksb Ag Shaft sealing
GB0202468D0 (en) 2002-02-02 2002-03-20 Crane John Uk Ltd Seals
JP3955224B2 (en) 2002-03-15 2007-08-08 株式会社ワールドケミカル Liquid pump
US7090459B2 (en) * 2004-03-31 2006-08-15 General Electric Company Hybrid seal and system and method incorporating the same
JP5082932B2 (en) * 2008-03-04 2012-11-28 株式会社ジェイテクト Sealing device and rolling bearing device
IT1400729B1 (en) * 2010-07-08 2013-07-02 Turboden Srl FLUID SEALING DEVICE FOR ROTATING MACHINES.
US9404353B2 (en) 2012-09-11 2016-08-02 Pioneer Natural Resources Usa, Inc. Well treatment device, method, and system
EP3469238B1 (en) 2016-06-10 2022-07-13 John Crane UK Ltd. Dry gas seal with electronically controlled shutdown valve
CN110770483B (en) 2017-05-15 2022-09-02 约翰起重机英国有限公司 Mechanical seal assembly and associated method for inhibiting discharge of pressurized gas from within a machine
IT201800002027A1 (en) * 2018-01-26 2019-07-26 Turboden Spa Fluid seal device for rotating machines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2698584A (en) * 1949-08-13 1955-01-04 Stelzer William Centrifugal pump
DE911214C (en) * 1951-05-31 1954-05-10 Wilfley & Sons Inc A Centrifugal pump
FR1065439A (en) * 1951-05-31 1954-05-25 Wilfley & Sons Inc A Centrifugal pump and valve for this pump
US3099453A (en) * 1959-10-14 1963-07-30 Dresser Operations Inc Shaft seal with positive automatic shut-down feature
FR1326400A (en) * 1962-02-15 1963-05-10 Wilfley & Sons Inc A Sealing device for pumps
FR2315045A1 (en) * 1975-06-20 1977-01-14 Petroles Cie Francaise INFLATABLE LIP SEAL
SE433114B (en) * 1980-02-25 1984-05-07 Lkab KONTAKTTETNING

Also Published As

Publication number Publication date
FR2563583A1 (en) 1985-10-31
NL188594C (en) 1992-08-03
BE902292A (en) 1985-08-16
DE3415902A1 (en) 1985-10-31
DE3415902C2 (en) 1986-04-17
FR2563583B1 (en) 1991-11-29
IT1184213B (en) 1987-10-22
IT8520085A0 (en) 1985-03-27
NL8500891A (en) 1985-11-18

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 19951001