FR1138397A - Perfectionnements aux joints fluides - Google Patents

Perfectionnements aux joints fluides

Info

Publication number
FR1138397A
FR1138397A FR1138397DA FR1138397A FR 1138397 A FR1138397 A FR 1138397A FR 1138397D A FR1138397D A FR 1138397DA FR 1138397 A FR1138397 A FR 1138397A
Authority
FR
France
Prior art keywords
fluid seals
seals
fluid
seals improvements
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
Other languages
English (en)
Inventor
William Murray
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 filed Critical
Application granted granted Critical
Publication of FR1138397A publication Critical patent/FR1138397A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • 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
    • F16J15/3436—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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • 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
    • F16J15/40—Sealings between relatively-moving surfaces by means of fluid
    • F16J15/42—Sealings between relatively-moving surfaces by means of fluid kept in sealing position by centrifugal force

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)
FR1138397D 1954-10-21 1955-10-21 Perfectionnements aux joints fluides Expired FR1138397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2873986X 1954-10-21

Publications (1)

Publication Number Publication Date
FR1138397A true FR1138397A (fr) 1957-06-13

Family

ID=585962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1138397D Expired FR1138397A (fr) 1954-10-21 1955-10-21 Perfectionnements aux joints fluides

Country Status (5)

Country Link
US (1) US2873986A (fr)
CH (1) CH342808A (fr)
DE (1) DE1026144B (fr)
FR (1) FR1138397A (fr)
NL (2) NL201374A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068801A (en) * 1958-09-02 1962-12-18 Murray William Centrifugal impeller pumps
US3162135A (en) * 1961-02-20 1964-12-22 Sundstrand Corp Centrifugal pumps
US3137237A (en) * 1961-08-22 1964-06-16 Wilfley & Sons Inc A Pump sealing apparatus
US3094271A (en) * 1962-07-12 1963-06-18 Garrett Corp Seal for refrigerant compressor
FR1457650A (fr) * 1965-09-22 1966-01-24 Creusot Forges Ateliers Joint de secours pour groupe hydro-électrique
GB1185312A (en) * 1966-05-05 1970-03-25 Speedwell Res Ltd Improvements in or relating to Pumps.
US3410565A (en) * 1966-07-27 1968-11-12 Worthington Corp Centrifugal and face contact seal
GB1163325A (en) * 1966-11-17 1969-09-04 Filton Ltd Improvements in and relating to Centrifugal Pumps
US3624705A (en) * 1970-03-18 1971-11-30 Carrier Corp Absorption refrigeration system
US4172310A (en) * 1975-09-18 1979-10-30 Societe Internationale De Mecanique Industrielle S.A. Improvement in assembling a centrifugal pump
DE4415566C2 (de) * 1994-05-03 1999-02-18 Sero Pumpenfabrik Gmbh Seitenkanalpumpe
DE10013154A1 (de) * 2000-03-17 2001-09-20 Ksb Ag Wellenabdichtung
US6845987B2 (en) * 2002-09-10 2005-01-25 United Technologies Corporation Shaft seal
US6860483B2 (en) * 2002-09-10 2005-03-01 United Technologies Corporation Gas film hydraulic shaft seal
US7249768B2 (en) * 2004-05-07 2007-07-31 United Technologies Corporation Shaft seal assembly and method
DE202004007505U1 (de) * 2004-05-11 2005-09-22 Voith Paper Patent Gmbh Vorrichtung zum Abdichten einer Wellendurchführung
CN104153826A (zh) * 2014-07-28 2014-11-19 江苏透平密封高科技有限公司 遮流式刷式汽封

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL30017C (fr) * 1929-10-07
US1932214A (en) * 1932-09-29 1933-10-24 Ingersoll Rand Co Sealing device
DE719353C (de) * 1940-03-31 1942-04-04 Wilhelm Beck Dipl Ing Wellenspaltdichtung fuer stopfbuechslose Kreiselpumpen
US2370964A (en) * 1942-10-12 1945-03-06 Janette Mfg Company Shaft seal
US2622902A (en) * 1944-02-25 1952-12-23 Jonkopings Mek Werkstads Aktie Sealing mechanism for vertical axis centrifugal pumps
BE486955A (fr) * 1948-01-23
US2738208A (en) * 1952-03-17 1956-03-13 Francis A Utecht Jr Seal

Also Published As

Publication number Publication date
US2873986A (en) 1959-02-17
NL201374A (fr)
NL99859C (fr)
DE1026144B (de) 1958-03-13
CH342808A (de) 1959-11-30

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