IT1289666B1 - Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica - Google Patents

Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica

Info

Publication number
IT1289666B1
IT1289666B1 IT96TO000933A ITTO960933A IT1289666B1 IT 1289666 B1 IT1289666 B1 IT 1289666B1 IT 96TO000933 A IT96TO000933 A IT 96TO000933A IT TO960933 A ITTO960933 A IT TO960933A IT 1289666 B1 IT1289666 B1 IT 1289666B1
Authority
IT
Italy
Prior art keywords
rotary shaft
hydraulic pump
moving mechanical
mechanical organ
sealing complex
Prior art date
Application number
IT96TO000933A
Other languages
English (en)
Inventor
Roberto Fabro
Mikael Josefsson
Peter Koski
Original Assignee
Stefa S R L
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 Stefa S R L filed Critical Stefa S R L
Priority to IT96TO000933A priority Critical patent/IT1289666B1/it
Publication of ITTO960933A0 publication Critical patent/ITTO960933A0/it
Priority to EP97119168A priority patent/EP0843114A3/en
Priority to US08/966,924 priority patent/US5967527A/en
Publication of ITTO960933A1 publication Critical patent/ITTO960933A1/it
Application granted granted Critical
Publication of IT1289666B1 publication Critical patent/IT1289666B1/it

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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3224—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip capable of accommodating changes in distances or misalignment between the surfaces, e.g. able to compensate for defaults of eccentricity or angular deviations

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Rotary Pumps (AREA)
  • Sealing Devices (AREA)
IT96TO000933A 1996-11-19 1996-11-19 Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica IT1289666B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT96TO000933A IT1289666B1 (it) 1996-11-19 1996-11-19 Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica
EP97119168A EP0843114A3 (en) 1996-11-19 1997-11-03 Sealing assembly for a moving mechanical member, in particular a rotary shaft of a hydraulic pump
US08/966,924 US5967527A (en) 1996-11-19 1997-11-10 Sealing assembly for a moving mechanical member, in particular a rotary shaft of a hydraulic pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000933A IT1289666B1 (it) 1996-11-19 1996-11-19 Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica

Publications (3)

Publication Number Publication Date
ITTO960933A0 ITTO960933A0 (it) 1996-11-19
ITTO960933A1 ITTO960933A1 (it) 1998-05-19
IT1289666B1 true IT1289666B1 (it) 1998-10-16

Family

ID=11415036

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000933A IT1289666B1 (it) 1996-11-19 1996-11-19 Complesso di tenuta per un organo meccanico in movimento, in particolare per un albero rotante di una pompa idraulica

Country Status (3)

Country Link
US (1) US5967527A (it)
EP (1) EP0843114A3 (it)
IT (1) IT1289666B1 (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6186507B1 (en) 1997-09-25 2001-02-13 Michael R. Oldenburg Retrofittable severe duty seal for a shaft
US20020011710A1 (en) 1997-09-25 2002-01-31 Oldenburg Michael R. Retrofittable severe duty seal for a shaft
IT1303234B1 (it) * 1998-08-18 2000-11-02 Rft Spa Complesso di tenuta, in particolare per alberi motore di veicoli.
GB9916373D0 (en) * 1999-07-14 1999-09-15 Kvaerner Metals Davy Ltd Seal element
DE10019994A1 (de) * 2000-04-22 2001-10-31 Freudenberg Carl Fa Radialwellendichtring
US6692007B2 (en) 2001-10-31 2004-02-17 Transcom, Inc. Seal for a shaft
US6616146B2 (en) 2001-12-05 2003-09-09 Caterpillar Inc Radial seal arrangement
WO2003069177A1 (fr) * 2002-02-14 2003-08-21 Nsk Ltd. Dispositif d'etancheite ainsi que roulement et unite de moyeu comprenant ce dispositif d'etancheite
US7854432B2 (en) * 2005-02-24 2010-12-21 Freudenberg-Nok General Partnership Dynamic seal
US7854433B2 (en) * 2005-02-24 2010-12-21 Freudenberg-Nok General Partnership Dynamic seal
US8590903B2 (en) * 2009-03-24 2013-11-26 Freudenberg-Nok General Partnership Lip seal with inversion prevention feature
US8313106B2 (en) * 2010-04-06 2012-11-20 Freudenberg-Nok General Partnership Energy saving seal with main lip and dust lip hinge point
EP2466172B1 (de) * 2010-12-16 2017-02-08 Carl Freudenberg KG Dichtring
US9714710B2 (en) 2014-02-04 2017-07-25 Freudenberg-Nok General Partnership Energy saving self-contact seal with pushing bead
US9759330B2 (en) 2014-02-04 2017-09-12 Freudenberg-Nok General Partnership Energy saving seal with rocking dust lip
CN104819297B (zh) * 2014-02-04 2017-03-29 Nok株式会社 油封
US9695937B2 (en) 2014-02-04 2017-07-04 Freudenberg-Nok General Partnership Energy saving seal with vacuum induced counter-balance and rocking feature

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005648A (en) * 1958-03-19 1961-10-24 Federal Mogul Bower Bearings Dual lip seal
AT324788B (de) * 1973-04-02 1975-09-25 Simmerwerke Simmer Kg Radialwellendichtring
US4531747A (en) * 1982-11-01 1985-07-30 Nippon Oil Seal Industry Co., Ltd. Extended wear annular oil seal
US5244215A (en) * 1985-05-10 1993-09-14 Chicago Rawhide Manufacturing Company Rotary shaft seal with retractable excluder lip
DE3837976A1 (de) * 1988-11-09 1990-05-10 Goetze Ag Wellendichtungsring zur abdichtung in einem geteilten gehaeuse

Also Published As

Publication number Publication date
ITTO960933A0 (it) 1996-11-19
EP0843114A3 (en) 1999-07-07
EP0843114A2 (en) 1998-05-20
ITTO960933A1 (it) 1998-05-19
US5967527A (en) 1999-10-19

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Legal Events

Date Code Title Description
0001 Granted