CA2124095A1 - Non-contacting mechanical end face seal - Google Patents

Non-contacting mechanical end face seal

Info

Publication number
CA2124095A1
CA2124095A1 CA002124095A CA2124095A CA2124095A1 CA 2124095 A1 CA2124095 A1 CA 2124095A1 CA 002124095 A CA002124095 A CA 002124095A CA 2124095 A CA2124095 A CA 2124095A CA 2124095 A1 CA2124095 A1 CA 2124095A1
Authority
CA
Canada
Prior art keywords
seal
face
groove
sealing
edge
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.)
Abandoned
Application number
CA002124095A
Other languages
English (en)
French (fr)
Inventor
Glenn G. Pecht
Jon B. Hamaker
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.)
John Crane Inc
Original Assignee
John Crane Inc
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 John Crane Inc filed Critical John Crane Inc
Publication of CA2124095A1 publication Critical patent/CA2124095A1/en
Abandoned 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
    • F16J15/16—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
    • 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
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/74—Sealings of sliding-contact bearings
    • 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
    • F16J15/3424—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 microcavities

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Sealing (AREA)
CA002124095A 1993-08-03 1994-05-20 Non-contacting mechanical end face seal Abandoned CA2124095A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US101,589 1993-08-03
US08/101,589 US5441283A (en) 1993-08-03 1993-08-03 Non-contacting mechanical face seal

Publications (1)

Publication Number Publication Date
CA2124095A1 true CA2124095A1 (en) 1995-02-04

Family

ID=22285435

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002124095A Abandoned CA2124095A1 (en) 1993-08-03 1994-05-20 Non-contacting mechanical end face seal

Country Status (10)

Country Link
US (2) US5441283A (enExample)
EP (1) EP0637706A1 (enExample)
JP (1) JPH07151239A (enExample)
KR (1) KR950006286A (enExample)
CN (1) CN1118851A (enExample)
AU (1) AU6486894A (enExample)
BR (1) BR9402999A (enExample)
CA (1) CA2124095A1 (enExample)
TW (1) TW281721B (enExample)
ZA (1) ZA943542B (enExample)

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US5441283A (en) * 1993-08-03 1995-08-15 John Crane Inc. Non-contacting mechanical face seal
DE69424956T2 (de) * 1994-11-16 2000-10-19 Dresser-Rand Co., Corning Wellendichtung
US5941532A (en) 1996-06-20 1999-08-24 Rexnord Corporation Aerospace housing and shaft assembly with noncontacting seal
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US6703137B2 (en) * 2001-08-02 2004-03-09 Siemens Westinghouse Power Corporation Segmented thermal barrier coating and method of manufacturing the same
CN101644333B (zh) * 2009-08-20 2011-08-31 浙江工业大学 三维似羽毛织构底面型槽气体端面密封结构
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UA95153C2 (en) * 2009-12-25 2011-07-11 Анатолий Иванович Степанюк Ring seal
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CN102128268A (zh) * 2010-12-23 2011-07-20 西安航空动力控制科技有限公司 径向动密封装置
US9039013B2 (en) 2011-05-04 2015-05-26 United Technologies Corporation Hydrodynamic non-contacting seal
CN103635728B (zh) 2011-07-01 2017-07-07 伊顿公司 勺形流体动力密封装置
WO2014112455A1 (ja) 2013-01-16 2014-07-24 イーグル工業株式会社 摺動部品
EP2948699B1 (en) * 2013-01-23 2018-08-15 Flowserve Management Company Mechanical face seal with a reverse trapezoidal face pattern
CN103133697B (zh) * 2013-02-26 2015-11-25 浙江工业大学 可双向旋转的燕尾槽端面机械密封结构
JP5944852B2 (ja) * 2013-03-15 2016-07-05 イーグルブルグマンジャパン株式会社 密封構造
US10948014B2 (en) 2013-04-15 2021-03-16 Stein Seal Company Intershaft seal assembly with multi-axis stepped grooves
EP2986832B1 (en) * 2013-04-15 2017-11-29 Stein Seal Company Circumferential back-to-back seal assembly with bifurcated flow
US11333197B2 (en) * 2013-04-15 2022-05-17 Stein Seal Company Circumferential seal assembly with multi-axis stepped grooves
JP6177582B2 (ja) * 2013-05-14 2017-08-09 Nok株式会社 密封装置
CN103267132B (zh) * 2013-05-28 2015-08-05 南京林业大学 自泵送流体动压型机械密封
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US10415707B2 (en) 2016-06-30 2019-09-17 General Electric Company Face seal assembly and an associated method thereof
JP6890611B2 (ja) * 2016-11-18 2021-06-18 イーグル工業株式会社 摺動部材
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CN106763779B (zh) * 2016-12-12 2019-04-12 昆明理工大学 一种具有多锯齿形螺旋槽的机械密封环
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US11320052B2 (en) 2018-02-01 2022-05-03 Eagle Industry Co., Ltd. Sliding components
EP4438926A3 (en) 2018-07-10 2024-10-09 Stein Seal Company Intershaft seal assembly with multi-axis stepped grooves
CN112334690B (zh) 2018-08-01 2023-02-28 伊格尔工业股份有限公司 滑动组件
JP7305289B2 (ja) 2018-08-24 2023-07-10 イーグル工業株式会社 摺動部材
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US12196320B2 (en) 2020-03-31 2025-01-14 Eagle Industry Co., Ltd. Sliding component
WO2021230081A1 (ja) 2020-05-11 2021-11-18 イーグル工業株式会社 摺動部品
EP4160057A4 (en) 2020-06-02 2024-06-26 Eagle Industry Co., Ltd. SLIDING ELEMENT
WO2021246371A1 (ja) 2020-06-02 2021-12-09 イーグル工業株式会社 摺動部品
KR102841101B1 (ko) 2020-07-06 2025-07-31 이구루코교 가부시기가이샤 슬라이딩 부품
US12404935B2 (en) 2020-07-06 2025-09-02 Eagle Industry Co., Ltd. Sliding component
US11913454B2 (en) 2020-07-06 2024-02-27 Eagle Industry Co., Ltd. Sliding component
CN115917171A (zh) 2020-07-06 2023-04-04 伊格尔工业股份有限公司 滑动部件
WO2022009766A1 (ja) 2020-07-06 2022-01-13 イーグル工業株式会社 摺動部品
JP7551264B2 (ja) 2020-07-06 2024-09-17 イーグル工業株式会社 摺動部品
JP7809645B2 (ja) 2020-09-29 2026-02-02 イーグル工業株式会社 摺動部品
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Also Published As

Publication number Publication date
EP0637706A1 (en) 1995-02-08
ZA943542B (en) 1995-01-23
KR950006286A (ko) 1995-03-20
JPH07151239A (ja) 1995-06-13
US5441283A (en) 1995-08-15
AU6486894A (en) 1995-02-16
CN1118851A (zh) 1996-03-20
TW281721B (enExample) 1996-07-21
US5605339A (en) 1997-02-25
BR9402999A (pt) 1995-04-11

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Legal Events

Date Code Title Description
FZDE Discontinued