FR2912797B1 - Joint d'etancheite magnetique a portance - Google Patents

Joint d'etancheite magnetique a portance

Info

Publication number
FR2912797B1
FR2912797B1 FR0753353A FR0753353A FR2912797B1 FR 2912797 B1 FR2912797 B1 FR 2912797B1 FR 0753353 A FR0753353 A FR 0753353A FR 0753353 A FR0753353 A FR 0753353A FR 2912797 B1 FR2912797 B1 FR 2912797B1
Authority
FR
France
Prior art keywords
large magnetic
magnetic seal
seal
magnetic
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 - Fee Related
Application number
FR0753353A
Other languages
English (en)
Other versions
FR2912797A1 (fr
Inventor
Philippe Augros
Franck Labarthe
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.)
Safran Helicopter Engines SAS
Original Assignee
Turbomeca SA
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 Turbomeca SA filed Critical Turbomeca SA
Priority to FR0753353A priority Critical patent/FR2912797B1/fr
Publication of FR2912797A1 publication Critical patent/FR2912797A1/fr
Application granted granted Critical
Publication of FR2912797B1 publication Critical patent/FR2912797B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/3444—Pressing means by magnetic attraction
    • 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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
FR0753353A 2007-02-19 2007-02-19 Joint d'etancheite magnetique a portance Expired - Fee Related FR2912797B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0753353A FR2912797B1 (fr) 2007-02-19 2007-02-19 Joint d'etancheite magnetique a portance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0753353A FR2912797B1 (fr) 2007-02-19 2007-02-19 Joint d'etancheite magnetique a portance

Publications (2)

Publication Number Publication Date
FR2912797A1 FR2912797A1 (fr) 2008-08-22
FR2912797B1 true FR2912797B1 (fr) 2009-08-21

Family

ID=38523378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0753353A Expired - Fee Related FR2912797B1 (fr) 2007-02-19 2007-02-19 Joint d'etancheite magnetique a portance

Country Status (1)

Country Link
FR (1) FR2912797B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996812A (zh) * 2012-11-21 2013-03-27 哈尔滨东安发动机（集团）有限公司 磁力密封装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102644744A (zh) * 2012-04-27 2012-08-22 大连华阳光大密封有限公司 无重力动压槽磁力轴密封装置
CN109964054B (zh) * 2016-11-18 2021-09-17 伊格尔工业股份有限公司 滑动部件

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2843403A (en) * 1955-01-11 1958-07-15 Magnetic Seal Corp Rotary seal
DE3722110A1 (de) * 1987-07-03 1989-01-12 Burgmann Dichtungswerk Feodor Die anordnung einer gasgeschmierten gleitringdichtung und dichtungsanordnung fuer eine welle
IN168269B (fr) 1987-09-10 1991-03-02 Durametallic Corp
US8474826B2 (en) * 2005-04-29 2013-07-02 Eaton Corporation Hydrodynamic magnetic seal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996812A (zh) * 2012-11-21 2013-03-27 哈尔滨东安发动机（集团）有限公司 磁力密封装置

Also Published As

Publication number Publication date
FR2912797A1 (fr) 2008-08-22

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

CD Change of name or company name

Owner name: SAFRAN HELICOPTER ENGINES, FR

Effective date: 20170727

ST Notification of lapse

Effective date: 20181031