IT1152732B - Tenuta a labirinto perfezionata - Google Patents

Tenuta a labirinto perfezionata

Info

Publication number
IT1152732B
IT1152732B IT23811/82A IT2381182A IT1152732B IT 1152732 B IT1152732 B IT 1152732B IT 23811/82 A IT23811/82 A IT 23811/82A IT 2381182 A IT2381182 A IT 2381182A IT 1152732 B IT1152732 B IT 1152732B
Authority
IT
Italy
Prior art keywords
perfected
labyrinth seal
labyrinth
seal
perfected labyrinth
Prior art date
Application number
IT23811/82A
Other languages
English (en)
Other versions
IT8223811A0 (it
Inventor
Luciano Bonciani
Original Assignee
Nuovo Pignone Spa
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 Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Priority to IT23811/82A priority Critical patent/IT1152732B/it
Publication of IT8223811A0 publication Critical patent/IT8223811A0/it
Priority to GB08327207A priority patent/GB2128693B/en
Priority to CA000439209A priority patent/CA1249616A/en
Priority to FR8316578A priority patent/FR2534655A1/fr
Priority to JP58193577A priority patent/JPS5989866A/ja
Priority to DE3337989A priority patent/DE3337989C2/de
Priority to CH5692/83A priority patent/CH655770A5/it
Application granted granted Critical
Publication of IT1152732B publication Critical patent/IT1152732B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
IT23811/82A 1982-10-19 1982-10-19 Tenuta a labirinto perfezionata IT1152732B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT23811/82A IT1152732B (it) 1982-10-19 1982-10-19 Tenuta a labirinto perfezionata
GB08327207A GB2128693B (en) 1982-10-19 1983-10-11 Labyrinth seal
CA000439209A CA1249616A (en) 1982-10-19 1983-10-18 Labyrinth seal
FR8316578A FR2534655A1 (fr) 1982-10-19 1983-10-18 Joint d'etancheite a labyrinthe
JP58193577A JPS5989866A (ja) 1982-10-19 1983-10-18 ラビリンスシ−ル
DE3337989A DE3337989C2 (de) 1982-10-19 1983-10-19 Labyrinthdichtung
CH5692/83A CH655770A5 (it) 1982-10-19 1983-10-19 Dispositivo di tenuta a labirinto per albero ruotante.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23811/82A IT1152732B (it) 1982-10-19 1982-10-19 Tenuta a labirinto perfezionata

Publications (2)

Publication Number Publication Date
IT8223811A0 IT8223811A0 (it) 1982-10-19
IT1152732B true IT1152732B (it) 1987-01-07

Family

ID=11210151

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23811/82A IT1152732B (it) 1982-10-19 1982-10-19 Tenuta a labirinto perfezionata

Country Status (7)

Country Link
JP (1) JPS5989866A (it)
CA (1) CA1249616A (it)
CH (1) CH655770A5 (it)
DE (1) DE3337989C2 (it)
FR (1) FR2534655A1 (it)
GB (1) GB2128693B (it)
IT (1) IT1152732B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5707064A (en) * 1993-01-08 1998-01-13 The Texas A&M University System Modulated pressure damper seal
US5794942A (en) * 1993-01-08 1998-08-18 The Texas A&M University System Modulated pressure damper seals
SE507745C2 (sv) * 1996-11-05 1998-07-06 Alfa Laval Ab Tätningsanordning
DE19933445C2 (de) * 1999-07-16 2001-12-13 Mtu Aero Engines Gmbh Dichtring für nicht- hermetische Fluiddichtungen
FR2893358A1 (fr) * 2005-11-15 2007-05-18 Snecma Sa Piece thermomecanique de turbomachine de revolution autour d'un axe longitudinal, comprenant une lechette annulaire, et son procede de fabrication
JP4696147B2 (ja) * 2008-06-30 2011-06-08 株式会社日立製作所 ターボ機械
US9074486B2 (en) 2011-01-31 2015-07-07 General Electric Company Method and apparatus for labyrinth seal packing ring
NO334129B1 (no) * 2012-09-06 2013-12-16 Dynavec As Anordning ved labyrinttetning for hydraulisk strømningsmaskin

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE494348C (de) * 1930-03-21 Karl Fischer Dipl Ing Labyrinthstopfbuechse
GB274049A (en) * 1927-06-09 1928-05-03 Fischer Karl Improvements relating to stuffing box packing
DE884593C (de) * 1940-05-12 1953-09-14 Harry Kuhrmeier Dipl Ing Dichtungsring fuer hohe Druecke
US2886351A (en) * 1956-01-03 1959-05-12 Orenda Engines Ltd Elements for labyrinth seals
GB840573A (en) * 1958-01-20 1960-07-06 Rolls Royce Labyrinth seals

Also Published As

Publication number Publication date
DE3337989A1 (de) 1984-04-19
CA1249616A (en) 1989-01-31
JPS5989866A (ja) 1984-05-24
DE3337989C2 (de) 1985-12-05
GB8327207D0 (en) 1983-11-09
GB2128693B (en) 1986-04-30
JPH0319424B2 (it) 1991-03-15
CH655770A5 (it) 1986-05-15
FR2534655A1 (fr) 1984-04-20
IT8223811A0 (it) 1982-10-19
GB2128693A (en) 1984-05-02

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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: 19971029