GB201812396D0 - Seal assembly - Google Patents

Seal assembly

Info

Publication number
GB201812396D0
GB201812396D0 GBGB1812396.8A GB201812396A GB201812396D0 GB 201812396 D0 GB201812396 D0 GB 201812396D0 GB 201812396 A GB201812396 A GB 201812396A GB 201812396 D0 GB201812396 D0 GB 201812396D0
Authority
GB
United Kingdom
Prior art keywords
seal assembly
seal
assembly
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.)
Withdrawn
Application number
GBGB1812396.8A
Other versions
GB2575987A (en
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.)
Edwards Ltd
Original Assignee
Edwards 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 Edwards Ltd filed Critical Edwards Ltd
Priority to GB1812396.8A priority Critical patent/GB2575987A/en
Publication of GB201812396D0 publication Critical patent/GB201812396D0/en
Priority to CN201980050786.9A priority patent/CN112654767B/en
Priority to EP19744825.1A priority patent/EP3830394A1/en
Priority to JP2021504174A priority patent/JP2021532316A/en
Priority to PCT/GB2019/051970 priority patent/WO2020025924A1/en
Priority to TW108126881A priority patent/TWI803674B/en
Publication of GB2575987A publication Critical patent/GB2575987A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • 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
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/005—Structure and composition of sealing elements such as sealing strips, sealing rings and the like; Coating of these elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/001—Radial sealings for working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/001—Radial sealings for working fluid
    • F04C27/003—Radial sealings for working fluid of resilient material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005—Axial sealings for working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • 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
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
GB1812396.8A 2018-07-30 2018-07-30 Seal assembly Withdrawn GB2575987A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1812396.8A GB2575987A (en) 2018-07-30 2018-07-30 Seal assembly
CN201980050786.9A CN112654767B (en) 2018-07-30 2019-07-15 Seal assembly
EP19744825.1A EP3830394A1 (en) 2018-07-30 2019-07-15 Seal assembly
JP2021504174A JP2021532316A (en) 2018-07-30 2019-07-15 Seal assembly
PCT/GB2019/051970 WO2020025924A1 (en) 2018-07-30 2019-07-15 Seal assembly
TW108126881A TWI803674B (en) 2018-07-30 2019-07-30 Seal assembly and rotating machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1812396.8A GB2575987A (en) 2018-07-30 2018-07-30 Seal assembly

Publications (2)

Publication Number Publication Date
GB201812396D0 true GB201812396D0 (en) 2018-09-12
GB2575987A GB2575987A (en) 2020-02-05

Family

ID=63518311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1812396.8A Withdrawn GB2575987A (en) 2018-07-30 2018-07-30 Seal assembly

Country Status (6)

Country Link
EP (1) EP3830394A1 (en)
JP (1) JP2021532316A (en)
CN (1) CN112654767B (en)
GB (1) GB2575987A (en)
TW (1) TWI803674B (en)
WO (1) WO2020025924A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11680567B1 (en) * 2020-02-27 2023-06-20 Parker-Hannifin Corporation Hydraulic gear pump with axial compensation
WO2024062214A1 (en) * 2022-09-22 2024-03-28 Edwards Limited Sealing gasket
GB2622602A (en) * 2022-09-22 2024-03-27 Edwards Ltd Sealing gasket
WO2024062213A1 (en) * 2022-09-22 2024-03-28 Edwards Limited Sealing gasket

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1425193A (en) * 1973-05-09 1976-02-18 Boc International Ltd Rotary compressors
US6409180B1 (en) * 2000-04-21 2002-06-25 Perkinelmer, Inc. Metallic seal
FR2813104B1 (en) * 2000-08-21 2002-11-29 Cit Alcatel SEAL FOR VACUUM PUMP
US6948715B2 (en) * 2002-07-29 2005-09-27 Cooper Cameron Corporation Seal assembly with accumulator ring
CN100420884C (en) * 2003-08-26 2008-09-24 通用电气公司 Seal carrier for a rotary machine and improved method
GB0719394D0 (en) * 2007-10-04 2007-11-14 Edwards Ltd A multi stage clam shell vacuum pump
US9068571B2 (en) * 2009-04-03 2015-06-30 Ergoseal, Inc. Seal for oil-free rotary displacement compressor
DE102010001345B4 (en) * 2010-01-28 2013-09-19 Trelleborg Sealing Solutions Germany Gmbh Rotary union
JP5385826B2 (en) * 2010-03-10 2014-01-08 株式会社アルバック Airtight container, vacuum pump
GB201021266D0 (en) * 2010-12-14 2011-01-26 Crane John Uk Ltd Seals
GB2489248A (en) * 2011-03-22 2012-09-26 Edwards Ltd Vacuum pump with stator joint seals
GB2512095B (en) * 2013-03-20 2015-07-08 Edwards Ltd Pump
US9366340B2 (en) * 2014-01-29 2016-06-14 A.W. Chesterton Company Non-contacting labyrinth seal assembly
EP3730820A1 (en) * 2014-09-12 2020-10-28 Trelleborg Sealing Solutions U.S., Inc. Rotary hydraulic actuator seal
GB2540999A (en) * 2015-08-04 2017-02-08 Edwards Ltd Vacuum Pump
US10072776B2 (en) * 2015-08-20 2018-09-11 Deere & Company Fluid connector with annular groove and seal
GB2559134B (en) * 2017-01-25 2020-07-29 Edwards Ltd Pump assemblies with stator joint seals
GB2559136B (en) * 2017-01-25 2020-04-15 Edwards Ltd Vacuum pump with biased stator seals and method of manufacture thereof

Also Published As

Publication number Publication date
CN112654767A (en) 2021-04-13
TWI803674B (en) 2023-06-01
WO2020025924A1 (en) 2020-02-06
GB2575987A (en) 2020-02-05
TW202012789A (en) 2020-04-01
JP2021532316A (en) 2021-11-25
CN112654767B (en) 2022-09-20
EP3830394A1 (en) 2021-06-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)