CA1158785A - Dispositif de securite pour pompe - Google Patents

Dispositif de securite pour pompe

Info

Publication number
CA1158785A
CA1158785A CA000369209A CA369209A CA1158785A CA 1158785 A CA1158785 A CA 1158785A CA 000369209 A CA000369209 A CA 000369209A CA 369209 A CA369209 A CA 369209A CA 1158785 A CA1158785 A CA 1158785A
Authority
CA
Canada
Prior art keywords
piston
seal
auxiliary
shaft
fluid
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
Application number
CA000369209A
Other languages
English (en)
French (fr)
Inventor
Jean Vandervorst
Francis Timmermans
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.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider SA
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 Jeumont Schneider SA filed Critical Jeumont Schneider SA
Application granted granted Critical
Publication of CA1158785A publication Critical patent/CA1158785A/fr
Expired 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
    • 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
    • Y10S277/914—Backup seal for failure of primary seal
    • 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)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)
CA000369209A 1980-01-24 1981-01-23 Dispositif de securite pour pompe Expired CA1158785A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR80.01517 1980-01-24
FR8001517A FR2474605A1 (fr) 1980-01-24 1980-01-24 Dispositif de securite pour pompe

Publications (1)

Publication Number Publication Date
CA1158785A true CA1158785A (fr) 1983-12-13

Family

ID=9237831

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000369209A Expired CA1158785A (fr) 1980-01-24 1981-01-23 Dispositif de securite pour pompe

Country Status (9)

Country Link
US (1) US4395048A (OSRAM)
EP (1) EP0033272B1 (OSRAM)
JP (1) JPS57500162A (OSRAM)
CA (1) CA1158785A (OSRAM)
DE (1) DE3167244D1 (OSRAM)
ES (1) ES498690A0 (OSRAM)
FR (1) FR2474605A1 (OSRAM)
WO (1) WO1981002184A1 (OSRAM)
ZA (1) ZA81519B (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4746268A (en) * 1987-07-29 1988-05-24 Hitachi, Ltd. End face mechanical shaft seal for use in hydraulic machines and seal ring assembly for use in the shaft seal
FR2686658B1 (fr) * 1992-01-24 1994-04-29 Jeumont Schneider Dispositif de securite pour pompe primaire.
GB0202468D0 (en) * 2002-02-02 2002-03-20 Crane John Uk Ltd Seals
US20070235946A9 (en) * 2004-05-28 2007-10-11 Garrison Glenn M Air riding seal
WO2007047104A1 (en) * 2005-10-11 2007-04-26 Stein Seal Company Shutdown seal for reactor coolant pump
US7780399B1 (en) 2006-01-12 2010-08-24 Stein Seal Company Reverse pressure double dam face seal
MX2018015325A (es) 2016-06-10 2019-08-14 Crane John Uk Ltd Sello de gas seco con valvula de cierre electronicamente controlada.
JP7093792B2 (ja) 2017-05-15 2022-06-30 ジョン・クレーン・ユーケイ・リミテッド 電子的に制御されたキャリア負荷によるドライガスシール

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096985A (en) * 1961-12-14 1963-07-09 Worthington Corp Empergency shaft sealing device
FR1504545A (fr) * 1966-07-29 1967-12-08 Virax Sa Perfectionnements aux joints d'étanchéité pour machines tournantes, en particulier pour pompes centrifuges
US3717352A (en) * 1969-04-26 1973-02-20 Interatum Int Atomreaktorbau G Seal for rotatable covers of nuclear reactors
AT329380B (de) * 1973-11-02 1976-05-10 Andritz Ag Maschf Dichteinrichtung fur hauptkuhlmittelpumpen
AT352605B (de) * 1975-03-25 1979-09-25 Oesterr Amerikan Magnesit Feuerfeste massen und ungebrannte steine aus magnesia und mischungen von magnesia und chromerz
US4071254A (en) * 1976-10-29 1978-01-31 Westinghouse Electric Corporation Static sealing mechanism for a compressor
SE414219B (sv) * 1977-12-23 1980-07-14 Derman Ab K G Anordning for avtetning av en ringformig oppning mellan en inre del som foretredesvis utgores av en axel och en denna omgivande yttre del
US4212475A (en) * 1979-01-15 1980-07-15 Crane Packing Co. Self aligning spiral groove face seal
US4174843A (en) * 1978-06-08 1979-11-20 The United States Of America As Represented By The Secretary Of The Navy Self-adjusting tandem seal

Also Published As

Publication number Publication date
FR2474605A1 (fr) 1981-07-31
FR2474605B1 (OSRAM) 1983-03-11
US4395048A (en) 1983-07-26
EP0033272A1 (fr) 1981-08-05
ZA81519B (en) 1982-02-24
EP0033272B1 (fr) 1984-11-21
DE3167244D1 (en) 1985-01-03
ES8200446A1 (es) 1981-11-01
WO1981002184A1 (fr) 1981-08-06
ES498690A0 (es) 1981-11-01
JPS57500162A (OSRAM) 1982-01-28

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Legal Events

Date Code Title Description
MKEX Expiry