GB201513804D0 - Vacuum Pump - Google Patents

Vacuum Pump

Info

Publication number
GB201513804D0
GB201513804D0 GBGB1513804.3A GB201513804A GB201513804D0 GB 201513804 D0 GB201513804 D0 GB 201513804D0 GB 201513804 A GB201513804 A GB 201513804A GB 201513804 D0 GB201513804 D0 GB 201513804D0
Authority
GB
United Kingdom
Prior art keywords
vacuum pump
vacuum
pump
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Withdrawn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
GBGB1513804.3A
Other versions
GB2540999A (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 GB1513804.3A priority Critical patent/GB2540999A/en
Publication of GB201513804D0 publication Critical patent/GB201513804D0/en
Priority to US15/749,964 priority patent/US20180231001A1/en
Priority to PCT/GB2016/052290 priority patent/WO2017021695A1/en
Priority to KR1020187006154A priority patent/KR20180037998A/en
Priority to JP2018506159A priority patent/JP2018523776A/en
Priority to CN201680058427.4A priority patent/CN108138571A/en
Priority to EP16747562.3A priority patent/EP3332093A1/en
Priority to TW105124822A priority patent/TW201712229A/en
Publication of GB2540999A publication Critical patent/GB2540999A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • F01C21/104—Stators; Members defining the outer boundaries of the working chamber
    • 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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • 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
    • 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
    • F04C2240/00—Components
    • F04C2240/30—Casings or housings
GB1513804.3A 2015-08-04 2015-08-04 Vacuum Pump Withdrawn GB2540999A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB1513804.3A GB2540999A (en) 2015-08-04 2015-08-04 Vacuum Pump
US15/749,964 US20180231001A1 (en) 2015-08-04 2016-07-27 Vacuum pump
PCT/GB2016/052290 WO2017021695A1 (en) 2015-08-04 2016-07-27 Vacuum pump with longitudinal and annular sealing members
KR1020187006154A KR20180037998A (en) 2015-08-04 2016-07-27 Vacuum pumps with longitudinal and annular sealing members
JP2018506159A JP2018523776A (en) 2015-08-04 2016-07-27 Vacuum pump with longitudinal seal member and annular seal member
CN201680058427.4A CN108138571A (en) 2015-08-04 2016-07-27 Vacuum pump with longitudinal direction and annular seat component
EP16747562.3A EP3332093A1 (en) 2015-08-04 2016-07-27 Vacuum pump with longitudinal and annular sealing members
TW105124822A TW201712229A (en) 2015-08-04 2016-08-04 Vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1513804.3A GB2540999A (en) 2015-08-04 2015-08-04 Vacuum Pump

Publications (2)

Publication Number Publication Date
GB201513804D0 true GB201513804D0 (en) 2015-09-16
GB2540999A GB2540999A (en) 2017-02-08

Family

ID=54063194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1513804.3A Withdrawn GB2540999A (en) 2015-08-04 2015-08-04 Vacuum Pump

Country Status (8)

Country Link
US (1) US20180231001A1 (en)
EP (1) EP3332093A1 (en)
JP (1) JP2018523776A (en)
KR (1) KR20180037998A (en)
CN (1) CN108138571A (en)
GB (1) GB2540999A (en)
TW (1) TW201712229A (en)
WO (1) WO2017021695A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2561899B (en) * 2017-04-28 2020-11-04 Edwards Ltd Vacuum pumping system
GB2575987A (en) * 2018-07-30 2020-02-05 Edwards Ltd Seal assembly
GB2592030B (en) * 2020-02-12 2022-03-09 Edwards Ltd Multiple stage vacuum pump

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2017769A1 (en) * 1970-04-14 1971-10-28 Daimler-Benz Ag, 7000 Stuttgart Rotary piston internal combustion engine, in particular of the trochoid design
JPS5641041Y2 (en) * 1972-09-09 1981-09-25
US3981688A (en) * 1973-07-05 1976-09-21 Ford Motor Company Coating for rotary engine rotor housings and method of making
FR2813104B1 (en) * 2000-08-21 2002-11-29 Cit Alcatel SEAL FOR VACUUM PUMP
GB0719394D0 (en) * 2007-10-04 2007-11-14 Edwards Ltd A multi stage clam shell vacuum pump
JP5385826B2 (en) * 2010-03-10 2014-01-08 株式会社アルバック Airtight container, vacuum pump
GB2489248A (en) * 2011-03-22 2012-09-26 Edwards Ltd Vacuum pump with stator joint seals
US9273555B2 (en) * 2012-08-31 2016-03-01 Ampco Pumps Company Positive displacement pump with improved sealing arrangement and related method of making
GB2512095B (en) * 2013-03-20 2015-07-08 Edwards Ltd Pump

Also Published As

Publication number Publication date
EP3332093A1 (en) 2018-06-13
TW201712229A (en) 2017-04-01
KR20180037998A (en) 2018-04-13
CN108138571A (en) 2018-06-08
GB2540999A (en) 2017-02-08
JP2018523776A (en) 2018-08-23
WO2017021695A1 (en) 2017-02-09
US20180231001A1 (en) 2018-08-16

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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)