CH397360A - Rotor seal with radially movable sealing ring segments, especially for turbo machines - Google Patents

Rotor seal with radially movable sealing ring segments, especially for turbo machines

Info

Publication number
CH397360A
CH397360A CH1387662A CH1387662A CH397360A CH 397360 A CH397360 A CH 397360A CH 1387662 A CH1387662 A CH 1387662A CH 1387662 A CH1387662 A CH 1387662A CH 397360 A CH397360 A CH 397360A
Authority
CH
Switzerland
Prior art keywords
sealing ring
ring segments
movable sealing
radially movable
rotor seal
Prior art date
Application number
CH1387662A
Other languages
German (de)
Inventor
Josef Dipl Ing Zipf
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of CH397360A publication Critical patent/CH397360A/en

Links

Classifications

    • 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
    • F16J15/442—Free-space packings with floating ring segmented
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CH1387662A 1961-11-28 1962-11-27 Rotor seal with radially movable sealing ring segments, especially for turbo machines CH397360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0040574 1961-11-28

Publications (1)

Publication Number Publication Date
CH397360A true CH397360A (en) 1965-08-15

Family

ID=7269104

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1387662A CH397360A (en) 1961-11-28 1962-11-27 Rotor seal with radially movable sealing ring segments, especially for turbo machines

Country Status (3)

Country Link
CH (1) CH397360A (en)
FR (1) FR1339482A (en)
GB (1) GB1020900A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2470313A1 (en) * 1979-11-23 1981-05-29 Cross Mfg Co SEALING APPARATUS, DEVICE AND METHOD THEREOF
FR2522067A1 (en) * 1982-02-19 1983-08-26 Gen Electric COMPRESSOR HOUSING

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3391904A (en) * 1966-11-02 1968-07-09 United Aircraft Corp Optimum response tip seal
US3519366A (en) * 1968-05-22 1970-07-07 Westinghouse Electric Corp Turbine diaphragm seal structure
GB1224234A (en) * 1968-07-19 1971-03-03 English Electric Co Ltd Turbines
US3529906A (en) * 1968-10-30 1970-09-22 Westinghouse Electric Corp Static seal structure
US3656862A (en) * 1970-07-02 1972-04-18 Westinghouse Electric Corp Segmented seal assembly
US3860358A (en) * 1974-04-18 1975-01-14 United Aircraft Corp Turbine blade tip seal
US3938906A (en) * 1974-10-07 1976-02-17 Westinghouse Electric Corporation Slidable stator seal
GB2051962B (en) * 1979-06-30 1982-12-15 Rolls Royce Turbine shroud ring support
DE2931766C2 (en) * 1979-08-04 1982-08-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Sealing device for the free blade ends of an adjustable diffuser of a gas turbine
EP0076256B1 (en) * 1981-04-10 1986-07-09 Caterpillar Inc. A floating expansion control ring
US4643636A (en) * 1985-07-22 1987-02-17 Avco Corporation Ceramic nozzle assembly for gas turbine engine
DE3535106A1 (en) * 1985-10-02 1987-04-16 Mtu Muenchen Gmbh DEVICE FOR THE EXTERNAL SHEATHING OF THE BLADES OF AXIAL GAS TURBINES
US4909706A (en) * 1987-01-28 1990-03-20 Union Carbide Corporation Controlled clearance labyrinth seal
FR2640687B1 (en) * 1988-12-21 1991-02-08 Snecma COMPRESSOR HOUSING OF A TURBOMACHINE WITH STEERING OF ITS INTERNAL DIAMETER
GB2239678B (en) * 1989-12-08 1993-03-03 Rolls Royce Plc Gas turbine engine blade shroud assembly
FR2691749B1 (en) * 1992-05-27 1994-07-22 Snecma SEALING DEVICE BETWEEN STAGES OF BLADES AND A TURNING DRUM IN PARTICULAR TO AVOID LEAKS AROUND THE STAGES OF RECTIFIER BLADES.
FR2711730B1 (en) * 1993-10-27 1995-12-01 Snecma Turbomachine equipped with means for controlling the clearances between rotor and stator.
US5456576A (en) * 1994-08-31 1995-10-10 United Technologies Corporation Dynamic control of tip clearance
US5685693A (en) * 1995-03-31 1997-11-11 General Electric Co. Removable inner turbine shell with bucket tip clearance control
US6142731A (en) * 1997-07-21 2000-11-07 Caterpillar Inc. Low thermal expansion seal ring support
US5971400A (en) * 1998-08-10 1999-10-26 General Electric Company Seal assembly and rotary machine containing such seal assembly
US6382905B1 (en) * 2000-04-28 2002-05-07 General Electric Company Fan casing liner support
US7596954B2 (en) 2004-07-09 2009-10-06 United Technologies Corporation Blade clearance control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2470313A1 (en) * 1979-11-23 1981-05-29 Cross Mfg Co SEALING APPARATUS, DEVICE AND METHOD THEREOF
FR2522067A1 (en) * 1982-02-19 1983-08-26 Gen Electric COMPRESSOR HOUSING

Also Published As

Publication number Publication date
FR1339482A (en) 1963-10-04
GB1020900A (en) 1966-02-23

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