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
Authority: BR; Brazil
Prior art keywords: metal; seal; balanced; pressure; seal against
Prior art date: 1976-09-13

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.)

1976-09-13

Filing date

1977-07-14

Publication date

1978-07-25

1977-07-14 Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co

1978-07-25 Publication of BR7704643A publication Critical patent/BR7704643A/pt

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
US4516641A (en) *	1983-10-17	1985-05-14	Hughes Tool Company-Usa	Earth boring bit with pressure compensating rigid face seal
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
IT8421749V0 (it) *	1984-05-10	1984-05-10	Metal Work Spa	Guarnizione di tenuta per componenti 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
WO2006009181A1 (ja) *	2004-07-21	2006-01-26	Eagle Industry Co., Ltd.	シール装置
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

1976
- 1976-09-13 US US05/722,445 patent/US4077634A/en not_active Expired - Lifetime
1977
- 1977-05-10 GB GB19541/77A patent/GB1531657A/en not_active Expired
- 1977-06-16 CA CA280,631A patent/CA1047061A/en not_active Expired
- 1977-07-01 JP JP7798277A patent/JPS5335850A/ja active Pending
- 1977-07-14 BR BR7704643A patent/BR7704643A/pt unknown

Also Published As

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

Publication	Publication Date	Title
BR7704643A (pt)	1978-07-25	Vedante de metal contra metal com pressao de vedacao equilibrada
NO772678L (no)	1978-03-29	Trykkutjevnende tetning.
SE7713818L (sv)	1978-06-14	Trycktransor
BR7707888A (pt)	1978-06-13	Valvula limitadora de pressao
NL7711344A (nl)	1978-04-20	Afdichting.
SE7605337L (sv)	1977-11-12	Vedertetning
NL7705853A (nl)	1977-12-28	Afdichting.
NL7806695A (nl)	1978-12-29	Afdichting.
NL7802560A (nl)	1978-10-03	Klepafdichting.
NL7611407A (nl)	1977-09-13	Drukkooktoestel.
NL7712766A (nl)	1978-05-29	Afdichtring met lip.
DK184777A (da)	1977-10-29	Trykvalse
NL7812515A (nl)	1979-06-26	Legerafdichting.
AU501654B2 (en)	1979-06-28	Fluid seal
NL7811210A (nl)	1979-05-17	Afdichting tussen roterend en stilstaand lichaam.
IT1083853B (it)	1985-05-25	Valvola con tenuta posteriore
DK152026C (da)	1988-07-18	Metaldaaseendevaeg med en indtrykkelig trykaflastningsflig.
FR2342693A1 (fr)	1977-09-30	Autocuiseur
NL7809687A (nl)	1979-05-29	Vliesstof met weefselachtig uiterlijk.
BR7703062A (pt)	1978-02-08	Orgao de vedacao
DK391077A (da)	1978-03-14	Trykkevalse
NL7705517A (nl)	1978-11-21	Afdichtprofiel.
NL7808853A (nl)	1979-03-02	Afsluiterafdichtelement.
NO160023C (no)	1989-03-01	Radial-akseltetningsring.
NL7801356A (nl)	1978-08-09	Gecombineerd vormelement en afdichtring.