NL155922B - Centrifugaalpomp. - Google Patents

Centrifugaalpomp.

Info

Publication number
NL155922B
NL155922B NL6900966.A NL6900966A NL155922B NL 155922 B NL155922 B NL 155922B NL 6900966 A NL6900966 A NL 6900966A NL 155922 B NL155922 B NL 155922B
Authority
NL
Netherlands
Prior art keywords
centrifugal pump
centrifugal
pump
Prior art date
Application number
NL6900966.A
Other languages
English (en)
Dutch (nl)
Other versions
NL6900966A (cs
Original Assignee
Wilfley & Sons Inc A
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 Wilfley & Sons Inc A filed Critical Wilfley & Sons Inc A
Publication of NL6900966A publication Critical patent/NL6900966A/xx
Publication of NL155922B publication Critical patent/NL155922B/xx

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/929—Seal feature where change in operation or condition induces additional leakage control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL6900966.A 1968-08-27 1969-01-21 Centrifugaalpomp. NL155922B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75558668A 1968-08-27 1968-08-27

Publications (2)

Publication Number Publication Date
NL6900966A NL6900966A (cs) 1970-03-03
NL155922B true NL155922B (nl) 1978-02-15

Family

ID=25039771

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900966.A NL155922B (nl) 1968-08-27 1969-01-21 Centrifugaalpomp.

Country Status (8)

Country Link
US (1) US3515497A (cs)
BE (1) BE726371A (cs)
CH (1) CH496174A (cs)
DE (2) DE6904086U (cs)
FR (1) FR1597246A (cs)
GB (1) GB1222598A (cs)
NL (1) NL155922B (cs)
SE (1) SE350309B (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI822245A0 (fi) * 1982-06-22 1982-06-22 Outokumpu Oy Axeltaetning vid en centrifugalpump och foerfarande foer aostadkommande av densamma
US4639198A (en) * 1984-11-13 1987-01-27 Tecumseh Products Company Suction tube seal for a rotary compressor
US4915579A (en) * 1988-08-15 1990-04-10 A. R. Wilfley & Sons, Inc. Pump sealing apparatus
US5261676A (en) * 1991-12-04 1993-11-16 Environamics Corporation Sealing arrangement with pressure responsive diaphragm means
US5494299A (en) * 1994-02-22 1996-02-27 Evironamics Corporation Temperature and pressure resistant rotating seal construction for a pump
US5427500A (en) * 1994-03-15 1995-06-27 The Weir Group Plc Slurry pump seal system
US5499901A (en) * 1994-03-17 1996-03-19 Environamics Corporation Bearing frame clearance seal construction for a pump
US5591020A (en) * 1994-05-19 1997-01-07 Environamics Corporation Pump oil mister
US5513964A (en) * 1994-10-11 1996-05-07 Environamics Corporation Pump oil mister with reduced windage
US5553867A (en) * 1995-04-21 1996-09-10 Environamics Corporation Triple cartridge seal having one inboard and two concentric seals for chemical processing pump
US5823539A (en) * 1995-04-21 1998-10-20 Environamics Corporation Environmentally safe pump having a bellows seal and a split ring shaft seal
US5667356A (en) * 1996-05-06 1997-09-16 A. R. Wilfley & Sons, Inc. Acid/slurry governor seal assembly for centrifugal pumps
US6224322B1 (en) 1998-11-16 2001-05-01 A. R. Wilfley & Sons, Inc. Seal assembly for centrifugal pumps with barrier ring
DE10153293A1 (de) * 2001-10-31 2003-05-15 List Ag Arisdorf Vorrichtung zur Behandlung eines Stoffes
GB0908201D0 (en) * 2009-05-13 2009-06-24 Crane John Uk Ltd Seal assemblies
DE102014224283A1 (de) * 2014-11-27 2016-06-02 Robert Bosch Gmbh Verdichter mit einem Dichtkanal
CN106939896B (zh) * 2017-05-04 2024-06-18 温州市康而达实业有限公司 一种高密封性的数字计量止回式离心泵

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE652168C (de) * 1935-04-26 1937-10-26 Wilhelm Beck Dipl Ing Kreiselpumpe fuer hohen Zulaufdruck
DE719353C (de) * 1940-03-31 1942-04-04 Wilhelm Beck Dipl Ing Wellenspaltdichtung fuer stopfbuechslose Kreiselpumpen
GB587372A (en) * 1944-11-01 1947-04-23 Joenkoepings Mek Werkstads Akt Improvements in liquid seals for centrifugal pumps
US2581504A (en) * 1949-12-16 1952-01-08 Wilfley & Sons Inc A Centrifugal pump
US2660487A (en) * 1951-05-31 1953-11-24 A R Wilfiey And Sons Inc Centrifugal pump bearing seal

Also Published As

Publication number Publication date
NL6900966A (cs) 1970-03-03
GB1222598A (en) 1971-02-17
DE6904086U (de) 1970-12-17
FR1597246A (cs) 1970-06-22
BE726371A (cs) 1969-06-30
DE1905288A1 (de) 1970-05-27
SE350309B (cs) 1972-10-23
US3515497A (en) 1970-06-02
CH496174A (de) 1970-09-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: WILFLEY