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HK1026729A1 - Tip seal for scroll-type vacuum pump and vacuum pumping apparatus having the same - Google Patents

Tip seal for scroll-type vacuum pump and vacuum pumping apparatus having the same

Info

Publication number
HK1026729A1
HK1026729A1 HK00105919A HK00105919A HK1026729A1 HK 1026729 A1 HK1026729 A1 HK 1026729A1 HK 00105919 A HK00105919 A HK 00105919A HK 00105919 A HK00105919 A HK 00105919A HK 1026729 A1 HK1026729 A1 HK 1026729A1
Authority
HK
Hong Kong
Prior art keywords
scroll
same
pumping apparatus
tip seal
vacuum pump
Prior art date
Application number
HK00105919A
Other languages
English (en)
Inventor
Hans T Clarke
Anthony G Liepert
Original Assignee
Varian Inc
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 Varian Inc filed Critical Varian Inc
Publication of HK1026729A1 publication Critical patent/HK1026729A1/xx

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
    • 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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005—Axial sealings for working fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
HK00105919A 1998-02-19 2000-09-20 Tip seal for scroll-type vacuum pump and vacuum pumping apparatus having the same HK1026729A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/026,021 US6068459A (en) 1998-02-19 1998-02-19 Tip seal for scroll-type vacuum pump
PCT/US1999/002952 WO1999042728A1 (en) 1998-02-19 1999-02-11 Improved tip seal for scroll-type vacuum pump

Publications (1)

Publication Number Publication Date
HK1026729A1 true HK1026729A1 (en) 2000-12-22

Family

ID=21829407

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00105919A HK1026729A1 (en) 1998-02-19 2000-09-20 Tip seal for scroll-type vacuum pump and vacuum pumping apparatus having the same

Country Status (8)

Country Link
US (1) US6068459A (de)
EP (1) EP0975873B1 (de)
JP (1) JP2001520725A (de)
KR (1) KR20010006537A (de)
CN (1) CN1120301C (de)
DE (1) DE69917839T2 (de)
HK (1) HK1026729A1 (de)
WO (1) WO1999042728A1 (de)

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US6439864B1 (en) * 1999-01-11 2002-08-27 Air Squared, Inc. Two stage scroll vacuum pump with improved pressure ratio and performance
US6511308B2 (en) * 1998-09-28 2003-01-28 Air Squared, Inc. Scroll vacuum pump with improved performance
DE10065821A1 (de) * 2000-12-22 2002-07-11 Bitzer Kuehlmaschinenbau Gmbh Kompressor
US6758659B2 (en) 2002-04-11 2004-07-06 Shimao Ni Scroll type fluid displacement apparatus with fully compliant floating scrolls
JP4142418B2 (ja) * 2002-11-29 2008-09-03 株式会社日立製作所 スクロール式流体機械
JP2005155568A (ja) * 2003-11-28 2005-06-16 Daikin Ind Ltd スクロール流体機械
JP2006291925A (ja) * 2005-04-14 2006-10-26 Sanden Corp スクロール型流体機械
JP2007056768A (ja) * 2005-08-24 2007-03-08 Anest Iwata Corp スクロール流体機械におけるチップシール
US7467933B2 (en) * 2006-01-26 2008-12-23 Scroll Laboratories, Inc. Scroll-type fluid displacement apparatus with fully compliant floating scrolls
US10683865B2 (en) 2006-02-14 2020-06-16 Air Squared, Inc. Scroll type device incorporating spinning or co-rotating scrolls
JP2007231796A (ja) * 2006-02-28 2007-09-13 Anest Iwata Corp スクロール流体機械におけるチップシール
US7371059B2 (en) * 2006-09-15 2008-05-13 Emerson Climate Technologies, Inc. Scroll compressor with discharge valve
EP2620228B1 (de) 2008-11-14 2017-05-31 Alfred Kärcher GmbH & Co. KG Hochdruckreinigungsgerät
CN102292550A (zh) 2009-02-13 2011-12-21 阿尔弗雷德·凯驰两合公司 马达泵单元
CN102292543B (zh) 2009-02-13 2015-02-18 阿尔弗雷德·凯驰两合公司 马达泵单元
DE102009010461A1 (de) 2009-02-13 2010-08-19 Alfred Kärcher Gmbh & Co. Kg Motorpumpeneinheit
US7988433B2 (en) 2009-04-07 2011-08-02 Emerson Climate Technologies, Inc. Compressor having capacity modulation assembly
GB0914230D0 (en) * 2009-08-14 2009-09-30 Edwards Ltd Scroll pump
GB2472637B (en) 2009-08-14 2015-11-25 Edwards Ltd Scroll Compressor With Plural Sealing Types
US11047389B2 (en) 2010-04-16 2021-06-29 Air Squared, Inc. Multi-stage scroll vacuum pumps and related scroll devices
CN102200130A (zh) * 2011-01-21 2011-09-28 佛山市广顺电器有限公司 一种无油涡旋压缩机密封结构
CN102644746A (zh) * 2011-02-17 2012-08-22 任利民 一种涡旋齿的轴向密封结构
US20130232975A1 (en) 2011-08-09 2013-09-12 Robert W. Saffer Compact energy cycle construction utilizing some combination of a scroll type expander, pump, and compressor for operating according to a rankine, an organic rankine, heat pump, or combined organic rankine and heat pump cycle
US9651043B2 (en) 2012-11-15 2017-05-16 Emerson Climate Technologies, Inc. Compressor valve system and assembly
US9249802B2 (en) 2012-11-15 2016-02-02 Emerson Climate Technologies, Inc. Compressor
US20150078927A1 (en) * 2013-09-13 2015-03-19 Agilent Technologies, Inc. Multi-Stage Pump Having Reverse Bypass Circuit
US9790940B2 (en) 2015-03-19 2017-10-17 Emerson Climate Technologies, Inc. Variable volume ratio compressor
US10508543B2 (en) 2015-05-07 2019-12-17 Air Squared, Inc. Scroll device having a pressure plate
US10598180B2 (en) 2015-07-01 2020-03-24 Emerson Climate Technologies, Inc. Compressor with thermally-responsive injector
GB2544968A (en) * 2015-11-26 2017-06-07 Edwards Ltd Dry vacuum scroll pump
JP2019517286A (ja) * 2016-06-03 2019-06-24 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． クッション部材及びクッション部材を製造する方法
US10890186B2 (en) 2016-09-08 2021-01-12 Emerson Climate Technologies, Inc. Compressor
US10801495B2 (en) 2016-09-08 2020-10-13 Emerson Climate Technologies, Inc. Oil flow through the bearings of a scroll compressor
US10865793B2 (en) 2016-12-06 2020-12-15 Air Squared, Inc. Scroll type device having liquid cooling through idler shafts
US10753352B2 (en) 2017-02-07 2020-08-25 Emerson Climate Technologies, Inc. Compressor discharge valve assembly
US11022119B2 (en) 2017-10-03 2021-06-01 Emerson Climate Technologies, Inc. Variable volume ratio compressor
US10962008B2 (en) 2017-12-15 2021-03-30 Emerson Climate Technologies, Inc. Variable volume ratio compressor
CN108716465B (zh) * 2018-04-02 2019-06-25 广州万宝集团压缩机有限公司 一种具有单向阀功能的密封结构和涡旋压缩机
CN112119219B (zh) 2018-05-04 2022-09-27 空气平方公司 固定和动涡旋压缩机、膨胀机或真空泵的液体冷却
US10995753B2 (en) 2018-05-17 2021-05-04 Emerson Climate Technologies, Inc. Compressor having capacity modulation assembly
US20200025199A1 (en) 2018-07-17 2020-01-23 Air Squared, Inc. Dual drive co-rotating spinning scroll compressor or expander
US11067080B2 (en) 2018-07-17 2021-07-20 Air Squared, Inc. Low cost scroll compressor or vacuum pump
US11530703B2 (en) 2018-07-18 2022-12-20 Air Squared, Inc. Orbiting scroll device lubrication
GB2581387B (en) * 2019-02-15 2021-08-18 Edwards Ltd Scroll pump
US11473572B2 (en) 2019-06-25 2022-10-18 Air Squared, Inc. Aftercooler for cooling compressed working fluid
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
US11655813B2 (en) 2021-07-29 2023-05-23 Emerson Climate Technologies, Inc. Compressor modulation system with multi-way valve
US11846287B1 (en) 2022-08-11 2023-12-19 Copeland Lp Scroll compressor with center hub
US11965507B1 (en) 2022-12-15 2024-04-23 Copeland Lp Compressor and valve assembly
US12173708B1 (en) 2023-12-07 2024-12-24 Copeland Lp Heat pump systems with capacity modulation
US12163523B1 (en) 2023-12-15 2024-12-10 Copeland Lp Compressor and valve assembly

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US3994636A (en) * 1975-03-24 1976-11-30 Arthur D. Little, Inc. Axial compliance means with radial sealing for scroll-type apparatus
JPS59176486A (ja) * 1983-03-26 1984-10-05 Mitsubishi Electric Corp スクロ−ル圧縮機のシ−ル装置
JPS60243301A (ja) * 1984-05-18 1985-12-03 Mitsubishi Electric Corp スクロール流体機械及びその流体機械の組立て方法
GB2177464B (en) * 1985-06-29 1988-06-02 Dowty Seals Ltd Sealing assembly
CH673135A5 (de) * 1987-07-10 1990-02-15 Bbc Brown Boveri & Cie
US5258046A (en) * 1991-02-13 1993-11-02 Iwata Air Compressor Mfg. Co., Ltd. Scroll-type fluid machinery with seals for the discharge port and wraps
DE4208597A1 (de) * 1991-03-30 1992-10-01 Volkswagen Ag Spiralverdraengermaschine
JPH04308383A (ja) * 1991-04-04 1992-10-30 Kubota Corp スクロール圧縮機
JP2930269B2 (ja) * 1991-06-26 1999-08-03 アネスト岩田株式会社 スクロール流体機械
JPH06207588A (ja) * 1992-11-20 1994-07-26 Kobe Steel Ltd スクロール圧縮機
US5366358A (en) * 1993-01-27 1994-11-22 Grenci Charles A Oil free scroll vacuum pump
JPH07109981A (ja) * 1993-10-13 1995-04-25 Nippondenso Co Ltd スクロール式流体機械
JPH08100776A (ja) * 1994-09-30 1996-04-16 Tokico Ltd スクロール式流体機械
US5616015A (en) 1995-06-07 1997-04-01 Varian Associates, Inc. High displacement rate, scroll-type, fluid handling apparatus
JPH0932756A (ja) * 1995-07-19 1997-02-04 Tokico Ltd スクロール式流体機械
JPH109158A (ja) * 1996-06-27 1998-01-13 Asuka Japan:Kk スクロール流体機械におけるチップシール

Also Published As

Publication number Publication date
DE69917839T2 (de) 2005-06-16
DE69917839D1 (de) 2004-07-15
US6068459A (en) 2000-05-30
JP2001520725A (ja) 2001-10-30
CN1120301C (zh) 2003-09-03
WO1999042728A1 (en) 1999-08-26
CN1256743A (zh) 2000-06-14
KR20010006537A (ko) 2001-01-26
EP0975873A1 (de) 2000-02-02
EP0975873B1 (de) 2004-06-09

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080211