JPWO2020241135A1 - - Google Patents

Info

Publication number
JPWO2020241135A1
JPWO2020241135A1 JP2021522715A JP2021522715A JPWO2020241135A1 JP WO2020241135 A1 JPWO2020241135 A1 JP WO2020241135A1 JP 2021522715 A JP2021522715 A JP 2021522715A JP 2021522715 A JP2021522715 A JP 2021522715A JP WO2020241135 A1 JPWO2020241135 A1 JP WO2020241135A1
Authority
JP
Japan
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.)
Pending
Application number
JP2021522715A
Other languages
Japanese (ja)
Other versions
JPWO2020241135A5 (https=
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 filed Critical
Publication of JPWO2020241135A1 publication Critical patent/JPWO2020241135A1/ja
Publication of JPWO2020241135A5 publication Critical patent/JPWO2020241135A5/ja
Pending 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
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • F15B15/1452—Piston sealings
    • 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
    • F16J15/002—Sealings comprising at least two sealings in succession
    • 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
    • F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
    • F16J15/24—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with radially or tangentially compressed packing
    • 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
    • F16J15/56—Other sealings for reciprocating rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sealing Devices (AREA)
JP2021522715A 2019-05-27 2020-04-24 Pending JPWO2020241135A1 (https=)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019098234 2019-05-27
PCT/JP2020/017589 WO2020241135A1 (ja) 2019-05-27 2020-04-24 密封装置

Publications (2)

Publication Number Publication Date
JPWO2020241135A1 true JPWO2020241135A1 (https=) 2020-12-03
JPWO2020241135A5 JPWO2020241135A5 (https=) 2022-01-18

Family

ID=73554046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021522715A Pending JPWO2020241135A1 (https=) 2019-05-27 2020-04-24

Country Status (6)

Country Link
US (1) US20220205537A1 (https=)
EP (1) EP3978786A4 (https=)
JP (1) JPWO2020241135A1 (https=)
KR (1) KR20210148276A (https=)
CN (1) CN113874642A (https=)
WO (1) WO2020241135A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4673672A1 (en) * 2023-03-01 2026-01-07 A.W. Chesterton Company Anti-rotational cap seal
FR3163985A1 (fr) * 2024-06-28 2026-01-02 Compagnie Generale Des Etablissements Michelin Joint d’étanchéité de piston à la géométrie optimisée
FR3163986A1 (fr) * 2024-06-28 2026-01-02 Compagnie Generale Des Etablissements Michelin Joint d’étanchéité de tige à la géométrie optimisée

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784013A (en) * 1953-12-21 1957-03-05 Bendix Aviat Corp Hydraulic seal
US2968501A (en) * 1957-04-18 1961-01-17 A P D Co Fluid seal
JP2018179141A (ja) * 2017-04-13 2018-11-15 Nok株式会社 密封装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1074756A (en) * 1965-06-24 1967-07-05 Minnesota Rubber Co Sealing device between relatively movable surfaces
US4101140A (en) * 1972-03-23 1978-07-18 Tetrafluor, Inc. Peripherally grooved seal
GB1550293A (en) * 1976-11-22 1979-08-08 Caterpillar Tractor Co Shaft seal
JPS5959573U (ja) * 1982-10-13 1984-04-18 三菱電線工業株式会社 シ−ル装置
US4889351A (en) * 1988-05-12 1989-12-26 Frost Stanley A Hydraulic seal
US5092610A (en) * 1990-11-15 1992-03-03 Itt Corporation High pressure piston seal
DE19925083A1 (de) * 1999-06-01 2000-12-14 Festo Ag & Co Kolben für einen Arbeitszylinder und Verfahren zu seiner Herstellung
JP2005221028A (ja) * 2004-02-06 2005-08-18 Nok Corp 密封装置
JP5177391B2 (ja) * 2008-03-10 2013-04-03 いすゞ自動車株式会社 ピストンシール構造
JP5226765B2 (ja) * 2010-01-18 2013-07-03 三菱電線工業株式会社 密封構造
JP6371570B2 (ja) 2014-02-25 2018-08-08 Nok株式会社 密封装置
US10215283B2 (en) * 2014-12-12 2019-02-26 Nok Corporation Sealing device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784013A (en) * 1953-12-21 1957-03-05 Bendix Aviat Corp Hydraulic seal
US2968501A (en) * 1957-04-18 1961-01-17 A P D Co Fluid seal
JP2018179141A (ja) * 2017-04-13 2018-11-15 Nok株式会社 密封装置

Also Published As

Publication number Publication date
WO2020241135A1 (ja) 2020-12-03
EP3978786A4 (en) 2022-06-22
KR20210148276A (ko) 2021-12-07
CN113874642A (zh) 2021-12-31
EP3978786A1 (en) 2022-04-06
US20220205537A1 (en) 2022-06-30

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