JPH0319424B2 - - Google Patents

Info

Publication number
JPH0319424B2
JPH0319424B2 JP58193577A JP19357783A JPH0319424B2 JP H0319424 B2 JPH0319424 B2 JP H0319424B2 JP 58193577 A JP58193577 A JP 58193577A JP 19357783 A JP19357783 A JP 19357783A JP H0319424 B2 JPH0319424 B2 JP H0319424B2
Authority
JP
Japan
Prior art keywords
circumferential
labyrinth seal
seal
cavity
rotating shaft
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
Application number
JP58193577A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5989866A (ja
Inventor
Bonchiaani Ruchiaano
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.)
NUOBO PINYOONE SpA
Original Assignee
NUOBO PINYOONE 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 NUOBO PINYOONE SpA filed Critical NUOBO PINYOONE SpA
Publication of JPS5989866A publication Critical patent/JPS5989866A/ja
Publication of JPH0319424B2 publication Critical patent/JPH0319424B2/ja
Granted 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
    • F16J15/447—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)
JP58193577A 1982-10-19 1983-10-18 ラビリンスシ−ル Granted JPS5989866A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT23811A/82 1982-10-19
IT23811/82A IT1152732B (it) 1982-10-19 1982-10-19 Tenuta a labirinto perfezionata

Publications (2)

Publication Number Publication Date
JPS5989866A JPS5989866A (ja) 1984-05-24
JPH0319424B2 true JPH0319424B2 (it) 1991-03-15

Family

ID=11210151

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58193577A Granted JPS5989866A (ja) 1982-10-19 1983-10-18 ラビリンスシ−ル

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
JPS5989866A (ja) 1984-05-24
GB8327207D0 (en) 1983-11-09
GB2128693A (en) 1984-05-02
CA1249616A (en) 1989-01-31
GB2128693B (en) 1986-04-30
DE3337989A1 (de) 1984-04-19
CH655770A5 (it) 1986-05-15
DE3337989C2 (de) 1985-12-05
IT1152732B (it) 1987-01-07
IT8223811A0 (it) 1982-10-19
FR2534655A1 (fr) 1984-04-20

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