GB201520878D0 - Dry vacuum scroll pump - Google Patents

Dry vacuum scroll pump

Info

Publication number
GB201520878D0
GB201520878D0 GBGB1520878.8A GB201520878A GB201520878D0 GB 201520878 D0 GB201520878 D0 GB 201520878D0 GB 201520878 A GB201520878 A GB 201520878A GB 201520878 D0 GB201520878 D0 GB 201520878D0
Authority
GB
United Kingdom
Prior art keywords
dry vacuum
scroll pump
vacuum scroll
pump
dry
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Withdrawn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
GBGB1520878.8A
Other versions
GB2544968A (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 GB1520878.8A priority Critical patent/GB2544968A/en
Publication of GB201520878D0 publication Critical patent/GB201520878D0/en
Priority to PCT/GB2016/053528 priority patent/WO2017089745A1/en
Priority to EP16797612.5A priority patent/EP3380734A1/en
Priority to US15/778,151 priority patent/US20180355866A1/en
Priority to CN201680069464.5A priority patent/CN108291542A/en
Publication of GB2544968A publication Critical patent/GB2544968A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • 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
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0253—Details concerning the base
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/04—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents of internal-axis type
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04—Heating; Cooling; Heat insulation
    • 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
    • F04C2220/00—Application
    • F04C2220/10—Vacuum
    • F04C2220/12—Dry running

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
GB1520878.8A 2015-11-26 2015-11-26 Dry vacuum scroll pump Withdrawn GB2544968A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1520878.8A GB2544968A (en) 2015-11-26 2015-11-26 Dry vacuum scroll pump
PCT/GB2016/053528 WO2017089745A1 (en) 2015-11-26 2016-11-10 Dry vacuum scroll pump
EP16797612.5A EP3380734A1 (en) 2015-11-26 2016-11-10 Dry vacuum scroll pump
US15/778,151 US20180355866A1 (en) 2015-11-26 2016-11-10 Dry vacuum scroll pump
CN201680069464.5A CN108291542A (en) 2015-11-26 2016-11-10 Dry vacuum vortex pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1520878.8A GB2544968A (en) 2015-11-26 2015-11-26 Dry vacuum scroll pump

Publications (2)

Publication Number Publication Date
GB201520878D0 true GB201520878D0 (en) 2016-01-13
GB2544968A GB2544968A (en) 2017-06-07

Family

ID=55177274

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1520878.8A Withdrawn GB2544968A (en) 2015-11-26 2015-11-26 Dry vacuum scroll pump

Country Status (5)

Country Link
US (1) US20180355866A1 (en)
EP (1) EP3380734A1 (en)
CN (1) CN108291542A (en)
GB (1) GB2544968A (en)
WO (1) WO2017089745A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11047389B2 (en) 2010-04-16 2021-06-29 Air Squared, Inc. Multi-stage scroll vacuum pumps and related scroll devices
US10865793B2 (en) 2016-12-06 2020-12-15 Air Squared, Inc. Scroll type device having liquid cooling through idler shafts
EP3788262A4 (en) * 2018-05-04 2022-01-26 Air Squared, Inc. Liquid cooling of fixed and orbiting scroll compressor, expander or vacuum pump
US11067080B2 (en) 2018-07-17 2021-07-20 Air Squared, Inc. Low cost scroll compressor or vacuum pump
US20200025199A1 (en) 2018-07-17 2020-01-23 Air Squared, Inc. Dual drive co-rotating spinning scroll compressor or expander
US11530703B2 (en) 2018-07-18 2022-12-20 Air Squared, Inc. Orbiting scroll device lubrication
FR3096511B1 (en) * 2019-05-22 2021-07-02 Amplitude Systemes Optical component mount and associated light beam control system
US11473572B2 (en) 2019-06-25 2022-10-18 Air Squared, Inc. Aftercooler for cooling compressed working fluid
GB2589104A (en) * 2019-11-19 2021-05-26 Edwards Ltd Scroll pump
US11898557B2 (en) 2020-11-30 2024-02-13 Air Squared, Inc. Liquid cooling of a scroll type compressor with liquid supply through the crankshaft
US11885328B2 (en) 2021-07-19 2024-01-30 Air Squared, Inc. Scroll device with an integrated cooling loop
US11686311B1 (en) 2022-06-07 2023-06-27 Agilent Technologies, Inc Drive shaft connector with counterweight and blades for cooling pump motor
US20240200558A1 (en) * 2022-12-15 2024-06-20 Agilent Technologies, Inc. Fluid pump and enclosure providing stator holder and cooling for motor and electronics

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62206282A (en) * 1986-03-07 1987-09-10 Mitsubishi Electric Corp Scroll compressor
DE59206958D1 (en) * 1992-07-20 1996-09-26 Aginfor Ag Rotating spiral pump
JPH08177764A (en) * 1994-12-20 1996-07-12 Tokico Ltd Scroll type fluid machine
US5690480A (en) * 1995-02-20 1997-11-25 Hitachi, Ltd. Scroll compressor with cooling holes in orbiting scroll
JP3423514B2 (en) * 1995-11-30 2003-07-07 アネスト岩田株式会社 Scroll fluid machine
US6068459A (en) * 1998-02-19 2000-05-30 Varian, Inc. Tip seal for scroll-type vacuum pump
JP2000045972A (en) * 1998-07-31 2000-02-15 Tokico Ltd Scroll type fluid machine
JP3876335B2 (en) * 2000-09-20 2007-01-31 株式会社日立製作所 Scroll compressor for helium
JP2003343203A (en) * 2002-05-30 2003-12-03 Anest Iwata Corp Scroll type fluid machine provided with compression and expansion parts
US7121817B2 (en) * 2002-05-30 2006-10-17 Anest Iwata Corporation Scroll fluid machine comprising compressing and expanding sections
EP1529959B1 (en) * 2004-09-08 2006-10-25 Anest Iwata Corporation Scroll fluid machine
JP4629546B2 (en) * 2005-09-30 2011-02-09 アネスト岩田株式会社 Scroll fluid machinery
JP4837416B2 (en) * 2006-03-27 2011-12-14 アネスト岩田株式会社 Scroll fluid machinery
CN101324235B (en) * 2008-07-24 2010-09-15 浙江惟思特科技有限公司 Constant low-temperature cooling oil-free vortex air compressor

Also Published As

Publication number Publication date
GB2544968A (en) 2017-06-07
US20180355866A1 (en) 2018-12-13
CN108291542A (en) 2018-07-17
EP3380734A1 (en) 2018-10-03
WO2017089745A1 (en) 2017-06-01

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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)