IT1185599B - LABYRINTH ROTATING SEAL WITH TEETH - Google Patents

LABYRINTH ROTATING SEAL WITH TEETH

Info

Publication number
IT1185599B
IT1185599B IT20945/85A IT2094585A IT1185599B IT 1185599 B IT1185599 B IT 1185599B IT 20945/85 A IT20945/85 A IT 20945/85A IT 2094585 A IT2094585 A IT 2094585A IT 1185599 B IT1185599 B IT 1185599B
Authority
IT
Italy
Prior art keywords
teeth
rotating seal
labyrinth rotating
labyrinth
seal
Prior art date
Application number
IT20945/85A
Other languages
Italian (it)
Other versions
IT8520945A0 (en
Inventor
Christopher Charles Glynn
Byron Enoch Swanson
Melvin Bobo
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 IT8520945A0 publication Critical patent/IT8520945A0/en
Application granted granted Critical
Publication of IT1185599B publication Critical patent/IT1185599B/en

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
    • 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
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
IT20945/85A 1984-06-04 1985-05-29 LABYRINTH ROTATING SEAL WITH TEETH IT1185599B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61662684A 1984-06-04 1984-06-04

Publications (2)

Publication Number Publication Date
IT8520945A0 IT8520945A0 (en) 1985-05-29
IT1185599B true IT1185599B (en) 1987-11-12

Family

ID=24470309

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20945/85A IT1185599B (en) 1984-06-04 1985-05-29 LABYRINTH ROTATING SEAL WITH TEETH

Country Status (5)

Country Link
JP (1) JPH07113423B2 (en)
DE (1) DE3519646C2 (en)
FR (1) FR2565314B1 (en)
GB (1) GB2159895B (en)
IT (1) IT1185599B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3710480B2 (en) * 1994-08-24 2005-10-26 ユナイテッド テクノロジーズ コーポレイション Rotating sealing element for rotating machinery
DE10217060B4 (en) * 2002-04-17 2004-03-04 Siemens Ag Non-contact seal
US8205335B2 (en) * 2007-06-12 2012-06-26 United Technologies Corporation Method of repairing knife edge seals
US8348603B2 (en) * 2009-04-02 2013-01-08 General Electric Company Gas turbine inner flowpath coverpiece
US8591181B2 (en) * 2010-10-18 2013-11-26 General Electric Company Turbomachine seal assembly
CN114060104B (en) * 2021-11-10 2023-12-19 北京动力机械研究所 Stepped high-reliability long-service-life sealing structure for rotor of turbocharging system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE181954C (en) *
US1419927A (en) * 1918-05-24 1922-06-20 Westinghouse Electric & Mfg Co Packing
US1505647A (en) * 1920-11-05 1924-08-19 Gen Electric Packing for elastic-fluid turbines and the like
US1482031A (en) * 1923-01-18 1924-01-29 Said Parsons Packing for rotating bodies
DE482825C (en) * 1926-07-08 1929-09-20 Karl Fischer Dipl Ing Labyrinth stuffing box
GB294684A (en) * 1927-04-28 1928-07-30 Karl Baumann Improvements in or relating to labyrinth gland packing
GB274049A (en) * 1927-06-09 1928-05-03 Fischer Karl Improvements relating to stuffing box packing
DE522872C (en) * 1929-02-19 1931-04-16 Escher Wyss Maschf Ag Labyrinth seal for rotating machine parts, especially on centrifugal machines
DE839145C (en) * 1950-05-16 1952-05-15 Siemens Ag Labyrinth stuffing box made up of individual ring-shaped links with sealing rings
DE1426867A1 (en) * 1963-04-02 1968-11-21 Stal Laval Turbin Ab Device for radial turbines
CH467941A (en) * 1967-07-03 1969-01-31 Escher Wyss Ag Labyrinth seal on a hydraulic centrifugal machine, the rotor of which revolves at times in water and at times in air.
BE790095A (en) * 1971-10-20 1973-04-13 Mobil Oil Corp PROPELLER SHAFT SEAL SUPPORT DEVICE FOR A VESSEL
US3771798A (en) * 1972-05-11 1973-11-13 G Mcdonald Method of repairing knife edge fins in spacer fluid seals
JPS5122961A (en) * 1974-08-21 1976-02-24 Hitachi Ltd RABIRIN SUPATSUKINGU
US4351532A (en) * 1975-10-01 1982-09-28 United Technologies Corporation Labyrinth seal
US4103899A (en) * 1975-10-01 1978-08-01 United Technologies Corporation Rotary seal with pressurized air directed at fluid approaching the seal
JPS5542048U (en) * 1978-09-12 1980-03-18

Also Published As

Publication number Publication date
DE3519646A1 (en) 1985-12-05
FR2565314A1 (en) 1985-12-06
GB2159895A (en) 1985-12-11
GB8513027D0 (en) 1985-06-26
JPH07113423B2 (en) 1995-12-06
IT8520945A0 (en) 1985-05-29
FR2565314B1 (en) 1989-07-28
GB2159895B (en) 1987-09-16
DE3519646C2 (en) 2002-03-07
JPS616465A (en) 1986-01-13

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950529