IL37731A - Force balanced split ring dynamic shaft seals - Google Patents

Force balanced split ring dynamic shaft seals

Info

Publication number
IL37731A
IL37731A IL37731A IL3773171A IL37731A IL 37731 A IL37731 A IL 37731A IL 37731 A IL37731 A IL 37731A IL 3773171 A IL3773171 A IL 3773171A IL 37731 A IL37731 A IL 37731A
Authority
IL
Israel
Prior art keywords
split ring
shaft seals
force balanced
dynamic shaft
ring dynamic
Prior art date
Application number
IL37731A
Other languages
English (en)
Other versions
IL37731A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL37731A0 publication Critical patent/IL37731A0/xx
Publication of IL37731A publication Critical patent/IL37731A/xx

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
    • 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
    • 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
    • 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
    • F16J15/44—Free-space packings
    • F16J15/441—Free-space packings with floating ring
    • 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
    • Y10S277/928—Seal including pressure relief or vent feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Devices (AREA)
IL37731A 1970-12-29 1971-09-15 Force balanced split ring dynamic shaft seals IL37731A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10244070A 1970-12-29 1970-12-29

Publications (2)

Publication Number Publication Date
IL37731A0 IL37731A0 (en) 1971-11-29
IL37731A true IL37731A (en) 1974-01-14

Family

ID=22289856

Family Applications (1)

Application Number Title Priority Date Filing Date
IL37731A IL37731A (en) 1970-12-29 1971-09-15 Force balanced split ring dynamic shaft seals

Country Status (11)

Country Link
US (1) US3743303A (xx)
JP (1) JPS5612743B1 (xx)
BE (1) BE773115A (xx)
CA (1) CA958043A (xx)
CH (1) CH543022A (xx)
DE (1) DE2146026C2 (xx)
FR (1) FR2120656A5 (xx)
GB (1) GB1365084A (xx)
IL (1) IL37731A (xx)
NL (1) NL7113376A (xx)
SE (1) SE378447B (xx)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
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US3836216A (en) * 1973-04-02 1974-09-17 Avco Corp Pressure balanced seal assembly
JPS5514808Y2 (xx) * 1973-07-26 1980-04-04
US4082296A (en) * 1976-05-26 1978-04-04 Stein Philip C Seal for sealing between a rotating member and a housing
EP0006311A1 (en) * 1978-06-09 1980-01-09 Holset Engineering Company Limited Sealing assembly
US4289264A (en) * 1979-03-23 1981-09-15 The United States Of America As Represented By The Secretary Of The Air Force Uniform load piston ring
US4265456A (en) * 1979-06-07 1981-05-05 Holset Engineering Company Limited Sealing assembly
DE3026877C2 (de) * 1980-07-16 1983-06-09 Herbert Hänchen KG, 7302 Ostfildern Reibungsarme Dichtung
SE432645B (sv) * 1982-04-23 1984-04-09 Hep Products Ab Tetningsanordning for tetning i en riktning mellan samverkande ytan av en cylindrisk halighet och mantelytan av en deri rorlig spindel
GB2187526B (en) * 1986-03-04 1990-01-24 Gen Electric Improvements relating to fluid transfer seals between rotors and stators
US4743162A (en) * 1986-03-04 1988-05-10 General Electric Company Fluid transfer seal for transferring fluid across a rotating boundary
FR2602847B1 (fr) * 1986-07-28 1990-04-27 Sealol E G G Systeme d'etancheite pour arbre tournant dans un element support
US4916892A (en) * 1988-05-06 1990-04-17 General Electric Company High pressure seal
DE3832560A1 (de) * 1988-09-24 1990-03-29 Mtu Muenchen Gmbh Einrichtung zur abdichtung von durch medien, wie fluessigkeiten und/oder gasen unterschiedlichen druckes beaufschlagten raeumen, insbesondere zwischen wellen bei turbomaschinen
DE3839843C2 (de) * 1988-11-25 1995-04-06 Mtu Muenchen Gmbh Wellendichtung für Turbomaschinen, insbesondere Gasturbinentriebwerke
FR2644205B1 (fr) * 1989-03-08 1991-05-03 Snecma Palier de turbomachine a joint d'etancheite integre
DE3921880A1 (de) * 1989-07-04 1991-01-17 Kloeckner Humboldt Deutz Ag Abgasturbolader
GB8925358D0 (en) * 1989-11-09 1989-12-28 Hallite Seals Int Ltd Buffer seals
US5188375A (en) * 1991-02-19 1993-02-23 General Electric Company Squeeze film damper piston ring seal
US5127660A (en) * 1991-04-08 1992-07-07 Dresser-Rand Company Support mechanism for fluid film seals
US5145189A (en) * 1991-09-11 1992-09-08 General Electric Company Hydro-lift dynamic circumferential seal
US5169159A (en) * 1991-09-30 1992-12-08 General Electric Company Effective sealing device for engine flowpath
DE4137461C2 (de) * 1991-11-14 1994-06-16 Freudenberg Carl Fa Dichtungsanordnung für einen Separator
US5171027A (en) * 1992-01-31 1992-12-15 Parker-Hannifin Corporation High temperature and pressure fluid seal
US5344160A (en) * 1992-12-07 1994-09-06 General Electric Company Shaft sealing of steam turbines
US5403019A (en) * 1993-05-03 1995-04-04 Dresser-Rand Company Balanced floating labyrinth seal
EP0629799A1 (en) * 1993-06-15 1994-12-21 EG&G SEALOL, INC. Pressure balanced compliant seal device having a flexible annular member
US20030227140A1 (en) * 2002-06-11 2003-12-11 Eaton Corporation Vented high pressure shaft seal
US20080284105A1 (en) * 2006-06-21 2008-11-20 Thurai Manik Vasagar Low and reverse pressure application hydrodynamic pressurizing seals
DE202007000794U1 (de) * 2007-01-18 2007-06-06 Claudius Peters Technologies Gmbh Gehäuse, insbesondere für eine Mühle zum Mahlen oder zum Mahltrocknen organischer Rohstoffe
US7793941B2 (en) * 2007-01-23 2010-09-14 Gm Global Technology Operations, Inc. Ring seal with inner lip
US7770895B2 (en) * 2007-05-01 2010-08-10 Eaton Corporation Segmented seal portion and assembly
DE102008009824A1 (de) * 2008-02-19 2009-08-20 Rolls-Royce Deutschland Ltd & Co Kg Dichtungsanordnung für eine Gasturbine
US8167545B2 (en) * 2008-02-27 2012-05-01 United Technologies Corp. Self-balancing face seals and gas turbine engine systems involving such seals
EP2098688A1 (de) * 2008-03-07 2009-09-09 Siemens Aktiengesellschaft Gasturbine
EP2233700B1 (en) * 2009-03-09 2012-05-02 United Technologies Corporation Self balancing face seals and gas turbine engine systems involving such seals
US8430628B2 (en) * 2009-12-04 2013-04-30 General Electric Company Pressure balanced low-friction seal
DE102012206676A1 (de) 2012-04-24 2013-10-24 Zf Friedrichshafen Ag Innenspannender Rechteckring
US9410556B2 (en) 2012-06-11 2016-08-09 United Technologies Corporation Ring seal midplate
US9316316B2 (en) * 2012-12-25 2016-04-19 Eagle Industry Co., Ltd. Segmented seal
US20140260958A1 (en) * 2013-03-15 2014-09-18 Hamilton Sundstrand Corporation Piston seal and method of reducing frictional forces of a piston seal
US9303655B2 (en) * 2013-07-08 2016-04-05 Dresser-Rand Company Seal for a high-pressure turbomachine
US10539034B2 (en) * 2013-10-28 2020-01-21 United Technologies Corporation Radial seal with offset relief cut
US10047623B2 (en) 2014-12-17 2018-08-14 United Technologies Corporation Compliant seal assembly and method of operating
US9784380B2 (en) 2015-10-12 2017-10-10 Hamilton Sundstrand Corporation Valve assembly for variable frequency generator and method of sealing
DE102015013659A1 (de) 2015-10-22 2017-04-27 Man Diesel & Turbo Se Trockengasdichtungssystem und Strömungsmaschine mit einem Trockengasdichtungssystem
US10683769B2 (en) 2016-08-26 2020-06-16 General Electric Company Centrifugally activatable seal for a rotary machine and method of assembling same
US10208610B2 (en) 2017-04-06 2019-02-19 United Technologies Corporation Ring seal arrangement
US20180306120A1 (en) 2017-04-21 2018-10-25 General Electric Company Pressure regulated piston seal for a gas turbine combustor liner
US10436322B2 (en) 2017-08-09 2019-10-08 Etagen, Inc. Piston sealing ring assemblies
MX2020001579A (es) * 2017-08-09 2020-08-31 Mainspring Energy Inc Instalaciones de anillo de sellado configuradas para bloqueo por presión.
US10619741B2 (en) * 2017-09-12 2020-04-14 United Technologies Corporation Contacting dry face seal with tapered carbon nose
US11199103B2 (en) 2018-09-06 2021-12-14 General Electric Company Seal assembly for a turbomachine
US11118469B2 (en) * 2018-11-19 2021-09-14 General Electric Company Seal assembly for a turbo machine
US11453090B2 (en) * 2020-05-26 2022-09-27 Raytheon Technologies Corporation Piston seal assembly guards and inserts for seal groove
US11946548B2 (en) 2021-06-16 2024-04-02 Rtx Corporation Coil spring carbon face seal
US11933180B2 (en) * 2021-12-16 2024-03-19 Pratt & Whitney Canada Corp. Labyrinth seal
US11892083B2 (en) * 2022-04-06 2024-02-06 Rtx Corporation Piston seal ring

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563971A (en) * 1946-09-05 1951-08-14 Stein Philip Charles Sealing ring
DE1056440B (de) * 1956-10-23 1959-04-30 Zahnradfabrik Friedrichshafen Dichtungskoerper
US2921805A (en) * 1956-12-31 1960-01-19 United Aircraft Corp Pressure relieved ring seal
US2916332A (en) * 1958-09-08 1959-12-08 Vladimir H Pavlecka Aerostatic bearings with fluid-dynamic seals
US3315968A (en) * 1964-10-23 1967-04-25 Dover Corp Frictional ring seals for rotating shafts
US3377073A (en) * 1965-04-26 1968-04-09 Dresser Ind Shaft seal
US3386346A (en) * 1966-04-15 1968-06-04 Worthington Corp Controlled leakage piston ring assembly
US3544118A (en) * 1968-10-01 1970-12-01 Koppers Co Inc Pressure balanced shaft seal
US3606349A (en) * 1969-08-07 1971-09-20 Rolls Royce Seal with pressure responsive tolerance control
JPS5219129Y2 (xx) * 1972-06-09 1977-04-30

Also Published As

Publication number Publication date
DE2146026A1 (de) 1972-07-13
US3743303A (en) 1973-07-03
CA958043A (en) 1974-11-19
NL7113376A (xx) 1972-07-03
GB1365084A (en) 1974-08-29
DE2146026C2 (de) 1983-07-28
BE773115A (fr) 1972-01-17
IL37731A0 (en) 1971-11-29
JPS5612743B1 (xx) 1981-03-24
SE378447B (xx) 1975-09-01
FR2120656A5 (xx) 1972-08-18
CH543022A (de) 1973-10-15

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