DK117541B - Shaft seal for pumps, especially centrifugal pumps. - Google Patents

Shaft seal for pumps, especially centrifugal pumps.

Info

Publication number
DK117541B
DK117541B DK151462AA DK151462A DK117541B DK 117541 B DK117541 B DK 117541B DK 151462A A DK151462A A DK 151462AA DK 151462 A DK151462 A DK 151462A DK 117541 B DK117541 B DK 117541B
Authority
DK
Denmark
Prior art keywords
pumps
shaft seal
especially centrifugal
centrifugal pumps
seal
Prior art date
Application number
DK151462AA
Other languages
Danish (da)
Inventor
I Zagar
G Wilfley
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 DK117541B publication Critical patent/DK117541B/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
    • F16J15/16—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
    • F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
    • 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
    • Y10S277/927—Seal including fluid pressure differential feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
DK151462AA 1961-08-22 1962-04-03 Shaft seal for pumps, especially centrifugal pumps. DK117541B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US133167A US3137237A (en) 1961-08-22 1961-08-22 Pump sealing apparatus

Publications (1)

Publication Number Publication Date
DK117541B true DK117541B (en) 1970-05-04

Family

ID=22457320

Family Applications (1)

Application Number Title Priority Date Filing Date
DK151462AA DK117541B (en) 1961-08-22 1962-04-03 Shaft seal for pumps, especially centrifugal pumps.

Country Status (5)

Country Link
US (1) US3137237A (en)
DE (1) DE1528884B1 (en)
DK (1) DK117541B (en)
GB (1) GB934311A (en)
SE (1) SE311822B (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK109243C (en) * 1965-09-13 1968-04-01 Smedegaard As Fluid circulation pump.
US3416455A (en) * 1967-03-15 1968-12-17 Worthington Corp Hydraulically actuated sealing means for rotating equipment
US3612549A (en) * 1970-05-25 1971-10-12 Melvin H Berkowitz Pressure seal
DE2315190B2 (en) * 1973-03-27 1978-04-20 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Hydrostatic mechanical seal
FR2248733A5 (en) * 1973-10-19 1975-05-16 Snecma
FR2409406A1 (en) * 1977-11-22 1979-06-15 Air Liquide PROCESS FOR REALIZING THE INTERNAL SEALS AND SHAFT OUTLET OF A PUMP AND PUMP IMPLEMENTING THIS PROCESS
FR2414647A2 (en) * 1978-01-12 1979-08-10 Hispano Suiza Sa MAGNETIC CONTROLLED SHUTTER FOR HARMFUL FLUID COMPRESSOR
US4385768A (en) * 1979-07-19 1983-05-31 Rotoflow Corporation, Inc. Shaft mounting device and method
FR2528127A1 (en) * 1982-06-04 1983-12-09 Creusot Loire HIGH-SPEED INTEGRATED ELECTRIC CENTRIFUGAL MOTORCYMO COMPRESSOR
US4688990A (en) * 1983-08-30 1987-08-25 Borg-Warner Corporation Pump construction
GB2181186B (en) * 1985-09-30 1988-10-05 Siemens Ag Blower for producing a continuous gas flow
CA1331389C (en) * 1985-12-20 1994-08-09 John A. Hilaris Single component seal
US4915579A (en) * 1988-08-15 1990-04-10 A. R. Wilfley & Sons, Inc. Pump sealing apparatus
GB2231373B (en) * 1989-05-03 1993-04-07 Crane John Uk Ltd Seals
US4936744A (en) * 1989-07-25 1990-06-26 Goulds Pumps, Incorporated Centrifugal pump
US5114310A (en) * 1990-09-07 1992-05-19 A. Ahlstrom Corporation Centrifugal pump with sealing means
US5102308A (en) * 1990-09-14 1992-04-07 Thomas Bordelon Axial flow pump
US5071316A (en) * 1991-02-11 1991-12-10 General Motors Corporation Combination coolant pump drip collection, belt tensioner
US5261786A (en) * 1991-03-05 1993-11-16 A. R. Wilfley & Sons, Inc. Actuator mechanism for pump sealing apparatus
US5427500A (en) * 1994-03-15 1995-06-27 The Weir Group Plc Slurry pump seal system
US5492340A (en) * 1994-05-20 1996-02-20 General Motors Corporation Floating disk seal assembly
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
US6010318A (en) * 1999-06-23 2000-01-04 Li; Wen-Sheng Electric fan with lubricating oil leakage preventive arrangement
JP3955224B2 (en) * 2002-03-15 2007-08-08 株式会社ワールドケミカル Liquid pump
US20070164516A1 (en) * 2006-01-17 2007-07-19 Johnson Crushers International Seal assembly for vibrating screen
US7857320B1 (en) * 2009-06-03 2010-12-28 Chang Ming S Bearing isolator seal with floating ring
US11428231B2 (en) * 2012-07-10 2022-08-30 Borgwarner Inc. Exhaust-gas turbocharger
CN107882768B (en) * 2017-10-27 2019-05-31 江苏大学 A kind of unsteady flow sealing control method and its device
US10746338B2 (en) * 2018-08-31 2020-08-18 United Technologies Corporation Conduit boot with bushing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1085326A (en) * 1912-09-19 1914-01-27 Gen Electric Shaft-packing.
GB500853A (en) * 1937-07-26 1939-02-16 Warman Charles Harold Improvements in centrifugal pumps
DE719353C (en) * 1940-03-31 1942-04-04 Wilhelm Beck Dipl Ing Shaft gap seal for glandless centrifugal pumps
US2620207A (en) * 1949-07-19 1952-12-02 Wilfley & Sons Inc A Glandless seal for centrifugal pumps
US2698584A (en) * 1949-08-13 1955-01-04 Stelzer William Centrifugal pump
US2660487A (en) * 1951-05-31 1953-11-24 A R Wilfiey And Sons Inc Centrifugal pump bearing seal
DE964009C (en) * 1954-07-31 1957-05-16 Licentia Gmbh Removable seal
NL201374A (en) * 1954-10-21
DE1037858B (en) * 1955-10-06 1958-08-28 Klaus Maschinen Und Appbau F Shaft gap sealing for centrifugal pumps
DE1753848U (en) * 1957-08-08 1957-10-10 Henschel & Sohn Gmbh LIQUID SEAL FOR CIRCULATING SHAFT.

Also Published As

Publication number Publication date
SE311822B (en) 1969-06-23
DE1528884B1 (en) 1971-07-15
GB934311A (en) 1963-08-14
US3137237A (en) 1964-06-16

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