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CH500411A - Axiale Gleitringdichtung mit steuerbaren Leckverlusten - Google Patents

Axiale Gleitringdichtung mit steuerbaren Leckverlusten

Info

Publication number
CH500411A
CH500411A CH717670A CH717670A CH500411A CH 500411 A CH500411 A CH 500411A CH 717670 A CH717670 A CH 717670A CH 717670 A CH717670 A CH 717670A CH 500411 A CH500411 A CH 500411A
Authority
CH
Switzerland
Prior art keywords
mechanical seal
leakage losses
axial mechanical
controllable leakage
controllable
Prior art date
Application number
CH717670A
Other languages
English (en)
Inventor
Piccio Villasor Angel
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CH500411A publication Critical patent/CH500411A/de

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
    • F16J15/3404—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
    • F16J15/342—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 with means for feeding fluid directly to the face
    • 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
    • F16J15/3464—Mounting of the seal

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
  • Sealing Devices (AREA)
CH717670A 1969-05-15 1970-05-14 Axiale Gleitringdichtung mit steuerbaren Leckverlusten CH500411A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82476269A 1969-05-15 1969-05-15

Publications (1)

Publication Number Publication Date
CH500411A true CH500411A (de) 1970-12-15

Family

ID=25242253

Family Applications (1)

Application Number Title Priority Date Filing Date
CH717670A CH500411A (de) 1969-05-15 1970-05-14 Axiale Gleitringdichtung mit steuerbaren Leckverlusten

Country Status (10)

Country Link
US (1) US3632117A (de)
JP (1) JPS4836461B1 (de)
AT (1) AT306464B (de)
BE (1) BE750319A (de)
CH (1) CH500411A (de)
DE (1) DE2022227A1 (de)
FR (1) FR2049690A5 (de)
GB (1) GB1249849A (de)
NL (1) NL7005259A (de)
SE (1) SE346368B (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH612484A5 (en) * 1976-01-27 1979-07-31 Burgmann Dichtungswerk Feodor Sliding ring sealing device for a shaft
DE3022861C2 (de) * 1980-06-19 1983-12-08 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Strömungsmaschine, insbesondere Heißgasturbine, und Verfahren zur selbsttätigen kontinuierlichen Beeinflussung des Labyrinthdichtugsspieles der Strömungsmaschine
FR2506399A1 (fr) * 1981-05-21 1982-11-26 Framatome Sa Dispositif d'etancheite de l'arbre d'entrainement d'une pompe pour fluide a haute pression
FI70077C (fi) * 1984-11-06 1986-09-12 Safematic Ltd Oy Glidringstaetning
US4722534A (en) * 1985-12-18 1988-02-02 Borg-Warner Industrial Products, Inc. Face seal with automatic face convergence means
US4871297A (en) * 1987-04-08 1989-10-03 Westinghouse Electric Corp. Reactor coolant pump sealing surfaces with titanium nitride coating
US4838559A (en) * 1987-06-17 1989-06-13 Westinghouse Electric Corp. Reactor coolant pump hydrostatic sealing assembly with improved hydraulic balance
US4848774A (en) * 1987-08-31 1989-07-18 Westinghouse Electric Corp. Reactor coolant pump hydrostatic sealing assembly with externally pressurized hydraulic balance chamber
US5171024A (en) * 1988-05-23 1992-12-15 Westinghouse Electric Corp. Reactor coolant pump shaft seal utilizing shape memory metal
US4847041A (en) * 1988-07-21 1989-07-11 Westinghouse Electric Corp. Reactor coolant pump auxiliary seal for reactor coolant system vacuum degasification
US4976446A (en) * 1988-07-21 1990-12-11 Westinghouse Electric Corp. Reactor coolant pump auxiliary seal for reactor coolant system vacuum degasification
US5152536A (en) * 1991-04-16 1992-10-06 Theodor Bardas Fluid seal with a maintained gap of seal faces
US6116609A (en) * 1997-12-17 2000-09-12 A. W. Chesterton Company Fluidic feedback pressure regulation system for a mechanical seal
US6076830A (en) * 1997-12-17 2000-06-20 A.W. Chesterton Company Dual non-contacting mechanical face seal having concentric seal faces
GB0202468D0 (en) * 2002-02-02 2002-03-20 Crane John Uk Ltd Seals
US20070235946A9 (en) * 2004-05-28 2007-10-11 Garrison Glenn M Air riding seal
US20070140877A1 (en) * 2005-10-11 2007-06-21 Sanville Mark E Shutdown seal for reactor coolant pump
US7780399B1 (en) 2006-01-12 2010-08-24 Stein Seal Company Reverse pressure double dam face seal
US20070172367A1 (en) * 2006-01-26 2007-07-26 Janocko David J Flow restricting devices in pumps
US8356972B2 (en) * 2008-12-10 2013-01-22 Westinghouse Electric Company Llc Thermally activated shutdown seals for rotatable shafts
US9217441B2 (en) 2013-08-20 2015-12-22 Westinghouse Electric Company Llc Pump seal with thermal retracting actuator
US9206791B2 (en) 2013-03-13 2015-12-08 Westinghouse Electric Company Llc Pump seal with thermal retracting actuator
US9714644B2 (en) 2013-03-13 2017-07-25 Westinghouse Electric Company Llc Thermal retracting actuator
US9206812B2 (en) 2013-03-13 2015-12-08 Westinghouse Electric Company Llc Pump seal with thermal retracting actuator
US10571028B2 (en) * 2016-02-16 2020-02-25 Rolls-Royce Corporation Ceramic seal runner support system
WO2017214542A1 (en) 2016-06-10 2017-12-14 John Crane Uk Ltd. Dry gas seal with electronically controlled shutdown valve
US9920839B1 (en) 2016-11-28 2018-03-20 Westinghouse Electric Company Llc Hydrostatic mechanical face seal
AU2018270137B2 (en) 2017-05-15 2024-03-28 John Crane Uk Ltd. Dry gas seal with electronically controlled carrier load
US11193591B2 (en) * 2017-08-03 2021-12-07 Raytheon Technologies Corporation Seal sacrificial wear indicator
US11054039B2 (en) 2018-08-31 2021-07-06 Rolls-Royce Corporation Seal runner support
US10927960B2 (en) * 2019-02-01 2021-02-23 Rolls-Royce Corporation Mounting assembly for a ceramic seal runner
CN112212007B (zh) * 2020-10-12 2022-10-14 上海斯晏尔机电设备有限公司 一种水下机械轴密封件
CN112178668B (zh) * 2020-10-26 2022-10-25 江苏太曜电气有限公司 一种锅炉密封装置及密封方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3141677A (en) * 1960-11-28 1964-07-21 Worthington Corp Low leakage mechanical seal for high pressure pumps
US3495841A (en) * 1964-05-25 1970-02-17 Sealol High pressure fluid seal with controlled leakage

Also Published As

Publication number Publication date
SE346368B (de) 1972-07-03
JPS4836461B1 (de) 1973-11-05
DE2022227A1 (de) 1971-01-21
GB1249849A (en) 1971-10-13
US3632117A (en) 1972-01-04
BE750319A (fr) 1970-11-13
NL7005259A (de) 1970-11-17
AT306464B (de) 1973-04-10
FR2049690A5 (de) 1971-03-26

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Legal Events

Date Code Title Description
PL Patent ceased