BR7704643A - Vedante de metal contra metal com pressao de vedacao equilibrada - Google Patents

Vedante de metal contra metal com pressao de vedacao equilibrada

Info

Publication number
BR7704643A
BR7704643A BR7704643A BR7704643A BR7704643A BR 7704643 A BR7704643 A BR 7704643A BR 7704643 A BR7704643 A BR 7704643A BR 7704643 A BR7704643 A BR 7704643A BR 7704643 A BR7704643 A BR 7704643A
Authority
BR
Brazil
Prior art keywords
metal
seal
balanced
pressure
seal against
Prior art date
Application number
BR7704643A
Other languages
English (en)
Inventor
D Durham
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of BR7704643A publication Critical patent/BR7704643A/pt

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
    • F16J15/344—Pressing means the pressing force being applied by means of an elastic ring supporting the slip-ring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Mechanical Sealing (AREA)
BR7704643A 1976-09-13 1977-07-14 Vedante de metal contra metal com pressao de vedacao equilibrada BR7704643A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/722,445 US4077634A (en) 1976-09-13 1976-09-13 Pressure balanced metal to metal seal

Publications (1)

Publication Number Publication Date
BR7704643A true BR7704643A (pt) 1978-07-25

Family

ID=24901868

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7704643A BR7704643A (pt) 1976-09-13 1977-07-14 Vedante de metal contra metal com pressao de vedacao equilibrada

Country Status (5)

Country Link
US (1) US4077634A (pt)
JP (1) JPS5335850A (pt)
BR (1) BR7704643A (pt)
CA (1) CA1047061A (pt)
GB (1) GB1531657A (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327921A (en) * 1980-12-08 1982-05-04 Caterpillar Tractor Co. Pressure balanced - constant engagement force seal
US4419086A (en) * 1981-09-11 1983-12-06 Twin Disc, Incorporated Trunnion seal and cross venting system for a cardan-type universal joint
JPS59205444A (ja) * 1983-05-02 1984-11-21 Sumitomo Light Metal Ind Ltd 流電陽極用アルミニウム合金
US4666001A (en) * 1983-10-17 1987-05-19 Hughes Tool Company - Usa Earth boring bit with improved rigid face seal assembly
US4753303A (en) * 1983-10-17 1988-06-28 Hughes Tool Company--USA Earth boring bit with two piece bearing and rigid face seal assembly
US4516641A (en) * 1983-10-17 1985-05-14 Hughes Tool Company-Usa Earth boring bit with pressure compensating rigid face seal
IT8421749U1 (it) * 1984-05-10 1985-11-10 Metal Work S Pa Guarnizione di tenuta per compinenti di circuiti pneumatici o idraulici.
US4593774A (en) * 1985-01-18 1986-06-10 Geo Max Drill Corp. Downhole bearing assembly
US4671368A (en) * 1985-05-13 1987-06-09 Hughes Tool Company - Usa Earth boring bit with shear compression seal
GB2307284B (en) * 1995-11-14 2000-03-29 Nat Power Plc Improvements relating to fluid seals
US6047969A (en) * 1997-10-17 2000-04-11 Caterpillar Inc. Face seal assembly with static seal ring
US6568684B2 (en) * 2001-05-04 2003-05-27 Caterpillar Inc. Method of forming a seal assembly around a shaft
CN100572862C (zh) * 2004-07-21 2009-12-23 伊格尔工业股份有限公司 密封装置
GB2436675B (en) * 2006-03-27 2010-12-01 Aes Eng Ltd Bearing alignment device and seal arrangement
US7887061B2 (en) * 2007-09-14 2011-02-15 Caterpillar Inc Metal face seal assembly and machine using same
WO2012024398A1 (en) * 2010-08-20 2012-02-23 Ramos Rolando Nico M Pump seal
US9279500B2 (en) 2012-04-30 2016-03-08 Caterpillar Inc. Rotary face seal assembly
GB201403898D0 (en) * 2014-03-05 2014-04-16 Eriks Ind Services Ltd Seal assembly
US20160305554A1 (en) * 2015-04-17 2016-10-20 Mide Technology Corporation Stern tube seal system
US10746304B2 (en) * 2018-10-12 2020-08-18 Caterpillar Inc. Face seal assembly for machine system having metallic sealing ring with stiffness relief groove to compensate for out-of-plane sealing face
US11333249B2 (en) * 2018-12-17 2022-05-17 Caterpillar Inc. Plate between ring assemblies of a ring seal system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714228A (en) * 1951-11-05 1954-08-25 New York Air Brake Co Seals of the annular face-contact type for relatively rotatable members
US3392984A (en) * 1965-03-29 1968-07-16 Caterpillar Tractor Co Compact metal face seal for a sealed track
US3403916A (en) * 1966-03-18 1968-10-01 Caterpillar Tractor Co Loading systems for rotary face seals
US3452995A (en) * 1967-09-21 1969-07-01 Caterpillar Tractor Co Axially narrow metal face seals
US3524654A (en) * 1968-02-26 1970-08-18 Caterpillar Tractor Co Face seal assembly
US3499653A (en) * 1968-06-05 1970-03-10 Crane Packing Co Rotary mechanical seal of the gap type

Also Published As

Publication number Publication date
CA1047061A (en) 1979-01-23
US4077634A (en) 1978-03-07
GB1531657A (en) 1978-11-08
JPS5335850A (en) 1978-04-03

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