ES2015475A6 - Dispositivo estanqueizador - Google Patents

Dispositivo estanqueizador

Info

Publication number
ES2015475A6
ES2015475A6 ES8903240A ES8903240A ES2015475A6 ES 2015475 A6 ES2015475 A6 ES 2015475A6 ES 8903240 A ES8903240 A ES 8903240A ES 8903240 A ES8903240 A ES 8903240A ES 2015475 A6 ES2015475 A6 ES 2015475A6
Authority
ES
Spain
Prior art keywords
sealing
helical groove
sealing assembly
shaft
length
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.)
Expired - Fee Related
Application number
ES8903240A
Other languages
English (en)
Inventor
Robert Miles Smith
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.)
Dowty Seals Ltd
Original Assignee
Dowty Seals 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
Priority claimed from GB888822848A external-priority patent/GB8822848D0/en
Priority claimed from GB898906985A external-priority patent/GB8906985D0/en
Application filed by Dowty Seals Ltd filed Critical Dowty Seals Ltd
Publication of ES2015475A6 publication Critical patent/ES2015475A6/es
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H25/2418—Screw seals, wipers, scrapers or the like
    • 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
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Sealing Devices (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)

Abstract

DISPOSITIVO ESTANQUEIZADOR. DISPOSITIVO ESTANQUEIZADOR ADAPTADO PARA PROPORCIONAR CONTACTO DE SELLADO CON UN EJE QUE TIENE UNA RANURA HELICOIDAL Y QUE COMPRENDE UN ELEMENTO DE RIGIDEZ Y UN ELEMENTO DE SELLADO DISPUESTO CON RELACION AL ELEMENTO DE RIGIDEZ, DE MANERA QUE EL ELEMENTO DE SELLADO ES SUFICIENTEMENTE FLEXIBLE POR LO MENOS EN UNA PARTE DE SU LONGITUD, PARA CONSEGUIR UN CONTACTO DE SELLADO CON EL EJE DE, POR LO MENOS, UNA VUELTA DE LA RANURA HELICOIDAL COMPRENDIENDO ADEMAS EN UNA REALIZACION ESPECIFICA EL ELEMENTO DE SELLADO POR LO MENOS UN DISPOSITIVO DE LIMPIEZA POR ROZAMIENTO QUE ACTUA PARA IMPEDIR FUGAS DE ACEITE O GRASA A LO LARGO DE LA RANURA.
ES8903240A 1988-09-29 1989-09-26 Dispositivo estanqueizador Expired - Fee Related ES2015475A6 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888822848A GB8822848D0 (en) 1988-09-29 1988-09-29 Sealing assembly
GB898906985A GB8906985D0 (en) 1989-03-28 1989-03-28 A sealing assembly

Publications (1)

Publication Number Publication Date
ES2015475A6 true ES2015475A6 (es) 1990-08-16

Family

ID=26294453

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8903240A Expired - Fee Related ES2015475A6 (es) 1988-09-29 1989-09-26 Dispositivo estanqueizador

Country Status (4)

Country Link
EP (1) EP0390894A1 (es)
ES (1) ES2015475A6 (es)
GB (1) GB2223282A (es)
WO (1) WO1990003530A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2252136A (en) * 1991-01-24 1992-07-29 Dowty Seals Ltd A thread seal
US6571653B1 (en) * 1999-11-08 2003-06-03 Thk Co., Ltd. Ball screw
JP4608079B2 (ja) 2000-11-24 2011-01-05 Ｔｈｋ株式会社 ワイパーリング及びこれを組み込んだボールねじ
JP2002364726A (ja) * 2001-04-05 2002-12-18 Thk Co Ltd ボールねじ用シール及びこのボールねじ用シールを用いたボールねじ
EP1369608A3 (en) 2002-05-23 2005-06-01 Nsk Ltd Linear guide apparatus
US9423012B2 (en) 2011-10-24 2016-08-23 Nsk Ltd. Ball screw device and dust-proof member extracting tool
JP6582767B2 (ja) * 2015-09-04 2019-10-02 日本精工株式会社 ボールねじ用シール、ボールねじ
EP3392526B1 (en) 2017-04-21 2020-08-26 Goodrich Actuation Systems Limited Hybrid ballscrew seal
CN112413074B (zh) * 2019-08-20 2021-12-10 上银科技股份有限公司 滚珠螺杆

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB742409A (en) * 1952-03-25 1955-12-30 Albert Klein A packing or sealing ring for rotating shafts and the like
US3646827A (en) * 1970-02-12 1972-03-07 Sargent Industries Assembly adapted for use with ball screw actuator
AU516210B2 (en) * 1975-12-24 1981-05-21 Commonwealth Scientific And Industrial Research Organisation Vacuum pump
US4150835A (en) * 1977-02-04 1979-04-24 Wheelock Edward A Grooved shaft seal
US4159118A (en) * 1978-03-09 1979-06-26 Parker-Hannifin Corporation Sealing device for screw threads
US4407511A (en) * 1981-07-24 1983-10-04 General Motors Corporation Seal and scraper assembly

Also Published As

Publication number Publication date
GB8921676D0 (en) 1989-11-08
GB2223282A (en) 1990-04-04
WO1990003530A1 (en) 1990-04-05
EP0390894A1 (en) 1990-10-10

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103