ES296364U - Un elemento anular de obturacion - Google Patents

Un elemento anular de obturacion

Info

Publication number
ES296364U
ES296364U ES1985296364U ES296364U ES296364U ES 296364 U ES296364 U ES 296364U ES 1985296364 U ES1985296364 U ES 1985296364U ES 296364 U ES296364 U ES 296364U ES 296364 U ES296364 U ES 296364U
Authority
ES
Spain
Prior art keywords
hydrothread
variable pitch
rotary seal
region
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.)
Granted
Application number
ES1985296364U
Other languages
English (en)
Other versions
ES296364Y (es
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.)
Aeroquip UK Ltd
Original Assignee
Aeroquip UK Ltd
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 Aeroquip UK Ltd filed Critical Aeroquip UK Ltd
Publication of ES296364U publication Critical patent/ES296364U/es
Application granted granted Critical
Publication of ES296364Y publication Critical patent/ES296364Y/es
Expired 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
    • F05C2225/04—PTFE [PolyTetraFluorEthylene]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Devices (AREA)
  • Mechanical Sealing (AREA)

Abstract

Un elemento anular de obturación de politetrafluoroetileno (PTFE), en o para un retén giratorio, que tiene formaciones en su borde interno, teniendo dichas formaciones unas regiones circunferenciales en las que se encuentran paralelas entre si con una inclinación respecto del borde interno, siendo el espaciamiento de las formaciones en el borde interno mayor que el espaciamiento hacia afuera del borde interno.
ES1985296364U 1984-12-03 1985-12-02 Un elemento anular de obturacion Expired ES296364Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08430448A GB2167817B (en) 1984-12-03 1984-12-03 Rotary seal with variable pitch hydrothread

Publications (2)

Publication Number Publication Date
ES296364U true ES296364U (es) 1987-08-16
ES296364Y ES296364Y (es) 1988-03-16

Family

ID=10570607

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1985296364U Expired ES296364Y (es) 1984-12-03 1985-12-02 Un elemento anular de obturacion

Country Status (5)

Country Link
DE (1) DE3542498C2 (es)
ES (1) ES296364Y (es)
FR (1) FR2574148B1 (es)
GB (1) GB2167817B (es)
IT (1) IT1186139B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4739998A (en) * 1986-11-21 1988-04-26 Federal-Mogul Corporation Bidirectional seal with elliptical sealing barriers
DE4307964C2 (de) * 1993-03-12 1996-02-01 Bruss Dichtungstechnik Radial-Wellendichtring
DE19501724C1 (de) * 1995-01-20 1996-10-10 Bruss Dichtungstechnik Wellendichtring sowie Verfahren und Vorrichtung zu seiner Herstellung
US6705617B2 (en) * 2001-11-28 2004-03-16 Federal-Mogul World Wide, Inc. Hydrodynamic seal and method of making the same
DE10353306A1 (de) * 2002-11-11 2004-05-27 Kaco Gmbh + Co. Kg Dichtring
DE10309907B4 (de) * 2003-03-07 2007-02-01 Carl Freudenberg Kg Dichtring
CN104653784A (zh) * 2015-01-26 2015-05-27 广州机械科学研究院有限公司 一种高速油封结构

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB492954A (en) * 1937-02-08 1938-09-29 Siemens Ag Improvements in or relating to shaft packings for the casings of electrical machinesor apparatus
FR1505487A (fr) * 1966-10-28 1967-12-15 Guinard Pompes Perfectionnement aux joints tournants à régulation de fuite
US4118856A (en) * 1974-12-02 1978-10-10 Garlock Inc Bi-directional hydrodynamic shaft seal method
US4132421A (en) * 1975-02-14 1979-01-02 Federal-Mogul Corporation Shaft seal
GB2105797B (en) * 1981-09-11 1986-01-02 Aerequip Rotary shaft seal
DE3316063C2 (de) * 1983-05-03 1985-10-17 Fa. Carl Freudenberg, 6940 Weinheim Dichtung
DE3327229A1 (de) * 1983-07-28 1985-02-07 Elring Dichtungswerke Gmbh, 7012 Fellbach Radialwellendichtring
DE3418738C2 (de) * 1984-05-19 1986-05-15 Fa. Carl Freudenberg, 6940 Weinheim Wellendichtung

Also Published As

Publication number Publication date
FR2574148B1 (fr) 1990-02-02
FR2574148A1 (fr) 1986-06-06
IT8523073A0 (it) 1985-12-03
GB8430448D0 (en) 1985-01-09
GB2167817A (en) 1986-06-04
DE3542498A1 (de) 1986-07-03
IT1186139B (it) 1987-11-18
GB2167817B (en) 1988-04-20
DE3542498C2 (de) 1995-03-09
ES296364Y (es) 1988-03-16

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Legal Events

Date Code Title Description
FD1K Utility model lapsed

Effective date: 20050129