DE3481338D1 - Mit abdichtsegmenten versehene labyrinthdichtung fuer hydraulische stroemungsmaschinen. - Google Patents

Mit abdichtsegmenten versehene labyrinthdichtung fuer hydraulische stroemungsmaschinen.

Info

Publication number
DE3481338D1
DE3481338D1 DE8484901497T DE3481338T DE3481338D1 DE 3481338 D1 DE3481338 D1 DE 3481338D1 DE 8484901497 T DE8484901497 T DE 8484901497T DE 3481338 T DE3481338 T DE 3481338T DE 3481338 D1 DE3481338 D1 DE 3481338D1
Authority
DE
Germany
Prior art keywords
segments
seal ring
casing
small
turbine
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 - Lifetime
Application number
DE8484901497T
Other languages
German (de)
English (en)
Inventor
Ronald E Brandon
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22182076&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3481338(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3481338D1 publication Critical patent/DE3481338D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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

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)
DE8484901497T 1984-03-08 1984-03-08 Mit abdichtsegmenten versehene labyrinthdichtung fuer hydraulische stroemungsmaschinen. Expired - Lifetime DE3481338D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1984/000375 WO1985003991A1 (en) 1984-03-08 1984-03-08 Segmented labyrinth-type shaft sealing system for fluid turbines

Publications (1)

Publication Number Publication Date
DE3481338D1 true DE3481338D1 (de) 1990-03-15

Family

ID=22182076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484901497T Expired - Lifetime DE3481338D1 (de) 1984-03-08 1984-03-08 Mit abdichtsegmenten versehene labyrinthdichtung fuer hydraulische stroemungsmaschinen.

Country Status (5)

Country Link
EP (1) EP0173684B2 (enExample)
JP (1) JPS61501331A (enExample)
AT (1) ATE50339T1 (enExample)
DE (1) DE3481338D1 (enExample)
WO (1) WO1985003991A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5603510A (en) * 1991-06-13 1997-02-18 Sanders; William P. Variable clearance seal assembly
DE4215440A1 (de) * 1992-05-11 1993-11-18 Mtu Muenchen Gmbh Einrichtung zur Bauteilabdichtung, insbesondere bei Turbomaschinen
GB2313635A (en) * 1996-05-30 1997-12-03 Rolls Royce Plc A seal arrangement
CN1073198C (zh) * 1996-06-18 2001-10-17 龙源电力集团公司 用于蒸汽轮机上的自动闭合汽封
EP1790883A1 (de) * 2005-11-24 2007-05-30 Siemens Aktiengesellschaft Dichtungsanordnung für eine Strömungsmaschine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE128449C1 (enExample) * 1950-01-01
US967247A (en) * 1910-03-02 1910-08-16 Gen Electric Leakage-reducing device.
FR763708A (fr) * 1933-10-04 1934-05-05 Const Mecaniques Escher Wyss D Joint à labyrinthe pour parties mécaniques tournantes, notamment pour parties de turbines à vapeur et à gaz
US2239637A (en) * 1940-04-30 1941-04-22 John H Zesewitz Spindle seal for fluid pressure motors
US2600991A (en) * 1949-06-14 1952-06-17 Gen Electric Labyrinth seal arrangement
CH387069A (de) * 1959-11-20 1965-01-31 Licentia Gmbh Anordnung zur Erzielung einer selbsttätigen und lastabhängigen Radialeinstellung der federnden Dichtsegmente in Labyrinthstopfbüchsen
NL258319A (enExample) * 1959-12-03
FR1338213A (fr) * 1961-11-08 1963-09-20 Licentia Gmbh Système d'étanchéité sans contact pour arbre de turbo-machine
DE1187874B (de) * 1962-05-23 1965-02-25 Licentia Gmbh Beruehrungsfreie Wellendichtung fuer Turbomaschinen
GB1224234A (en) * 1968-07-19 1971-03-03 English Electric Co Ltd Turbines
JPS5429666A (en) * 1977-08-10 1979-03-05 Hitachi Ltd Multi-dimensional vibration tester

Also Published As

Publication number Publication date
JPH0437310B2 (enExample) 1992-06-18
EP0173684B1 (en) 1990-02-07
WO1985003991A1 (en) 1985-09-12
EP0173684A4 (en) 1986-09-04
EP0173684A1 (en) 1986-03-12
EP0173684B2 (en) 1996-06-12
ATE50339T1 (de) 1990-02-15
JPS61501331A (ja) 1986-07-03

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Free format text: EISENFUEHR, G., DIPL.-ING. SPEISER, D., DIPL.-ING., 2800 BREMEN STRASSE, J., DIPL.-ING., 8000 MUENCHEN RABUS, W., DR.-ING. BRUEGGE, J., DIPL.-ING., 2800 BREMEN MAIWALD, W., DIPL.-CHEM.DR., 8000 MUENCHEN KLINGHARDT, J., DIPL.-ING., PAT.-ANWAELTE, 2800 BREMEN

8328 Change in the person/name/address of the agent

Free format text: STRASSE, J., DIPL.-ING. MAIWALD, W., DIPL.-CHEM.DR., PAT.-ANWAELTE, 8000 MUENCHEN

8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee