EG20872A - Scroll compressor with reduced separating force between fixed and orbiting scroll members - Google Patents

Scroll compressor with reduced separating force between fixed and orbiting scroll members

Info

Publication number
EG20872A
EG20872A EG115097A EG115097A EG20872A EG 20872 A EG20872 A EG 20872A EG 115097 A EG115097 A EG 115097A EG 115097 A EG115097 A EG 115097A EG 20872 A EG20872 A EG 20872A
Authority
EG
Egypt
Prior art keywords
fixed
separating force
members
reduced separating
scroll
Prior art date
Application number
EG115097A
Other languages
English (en)
Inventor
Alexander Lifson
Original Assignee
Carrier Coporation
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 Carrier Coporation filed Critical Carrier Coporation
Application granted granted Critical
Publication of EG20872A publication Critical patent/EG20872A/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
    • 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
    • F04C18/0269—Details concerning the involute wraps
    • F04C18/0284—Details of the wrap tips
    • 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
EG115097A 1996-10-30 1997-10-30 Scroll compressor with reduced separating force between fixed and orbiting scroll members EG20872A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/739,578 US5833443A (en) 1996-10-30 1996-10-30 Scroll compressor with reduced separating force between fixed and orbiting scroll members

Publications (1)

Publication Number Publication Date
EG20872A true EG20872A (en) 2000-05-31

Family

ID=24972941

Family Applications (1)

Application Number Title Priority Date Filing Date
EG115097A EG20872A (en) 1996-10-30 1997-10-30 Scroll compressor with reduced separating force between fixed and orbiting scroll members

Country Status (11)

Country Link
US (2) US5833443A (ja)
EP (1) EP0840012B1 (ja)
JP (1) JP2963886B2 (ja)
KR (1) KR100294175B1 (ja)
CN (1) CN1090718C (ja)
BR (1) BR9706217A (ja)
DE (1) DE69720368T2 (ja)
EG (1) EG20872A (ja)
ES (1) ES2191814T3 (ja)
MY (1) MY116998A (ja)
TW (1) TW368559B (ja)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6171086B1 (en) * 1997-11-03 2001-01-09 Carrier Corporation Scroll compressor with pressure equalization groove
US6015277A (en) * 1997-11-13 2000-01-18 Tecumseh Products Company Fabrication method for semiconductor substrate
US6146119A (en) * 1997-11-18 2000-11-14 Carrier Corporation Pressure actuated seal
US6196814B1 (en) * 1998-06-22 2001-03-06 Tecumseh Products Company Positive displacement pump rotatable in opposite directions
JP4153085B2 (ja) * 1998-06-23 2008-09-17 サンデン株式会社 スクロール型圧縮機
US6193487B1 (en) * 1998-10-13 2001-02-27 Mind Tech Corporation Scroll-type fluid displacement device for vacuum pump application
US6050792A (en) * 1999-01-11 2000-04-18 Air-Squared, Inc. Multi-stage scroll compressor
US6893234B2 (en) * 2003-01-16 2005-05-17 Scroll Technologies Non-circular centered seal for back pressure chamber
US6430959B1 (en) * 2002-02-11 2002-08-13 Scroll Technologies Economizer injection ports extending through scroll wrap
US6682329B1 (en) * 2003-01-03 2004-01-27 Scroll Technologies Cooling of hybrid scroll compressor wrap by suction pressure gas passages
US6709249B1 (en) * 2003-01-16 2004-03-23 Scroll Technologies Recess on tip of hybrid scroll compressor wrap to compensate for uneven thermal expansion
US10683865B2 (en) 2006-02-14 2020-06-16 Air Squared, Inc. Scroll type device incorporating spinning or co-rotating scrolls
JP2008267150A (ja) * 2007-04-16 2008-11-06 Sanden Corp 流体機械
GB2472637B (en) 2009-08-14 2015-11-25 Edwards Ltd Scroll Compressor With Plural Sealing Types
GB0914230D0 (en) 2009-08-14 2009-09-30 Edwards Ltd Scroll pump
GB2472776B (en) * 2009-08-14 2015-12-02 Edwards Ltd Scroll pump with tip seal pockets
US11047389B2 (en) 2010-04-16 2021-06-29 Air Squared, Inc. Multi-stage scroll vacuum pumps and related scroll devices
GB2489469B (en) 2011-03-29 2017-10-18 Edwards Ltd Scroll compressor
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
JP6158056B2 (ja) * 2013-12-04 2017-07-05 株式会社日立産機システム スクロール式流体機械
KR101573598B1 (ko) * 2014-02-20 2015-12-01 엘지전자 주식회사 스크롤 압축기
KR101596583B1 (ko) * 2014-06-24 2016-02-22 엘지전자 주식회사 스크롤 압축기
US10508543B2 (en) 2015-05-07 2019-12-17 Air Squared, Inc. Scroll device having a pressure plate
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 ORBITAL AND FIXED SCROLL COMPRESSOR, EXPANSION DEVICE 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
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

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Publication number Priority date Publication date Assignee Title
US3924977A (en) * 1973-06-11 1975-12-09 Little Inc A Positive fluid displacement apparatus
US4204816A (en) * 1978-09-08 1980-05-27 The United States Of America As Represented By The Secretary Of The Navy Discharge and pressure relief ports for mechanisms with involute shaped vanes
JPS55107093A (en) * 1979-02-13 1980-08-16 Hitachi Ltd Enclosed type scroll compressor
JPS55160193A (en) * 1979-05-28 1980-12-12 Hitachi Ltd Scroll fluid equipment
CA1222986A (en) * 1980-09-30 1987-06-16 Kiyoshi Terauchi Scroll type fluid compressor unit
AU551894B2 (en) * 1981-05-11 1986-05-15 Sanden Corporation Seal for scroll member in scroll pump
US4487248A (en) * 1982-07-23 1984-12-11 Sanden Corporation Scroll manufacturing method and tool
JPS59141190U (ja) * 1983-03-14 1984-09-20 サンデン株式会社 スクロ−ル型コンプレツサの潤滑構造
KR910001552B1 (ko) * 1985-05-16 1991-03-15 미쓰비시전기 주식회사 스크롤 유체기계
US4600369A (en) * 1985-09-11 1986-07-15 Sundstrand Corporation Positive displacement scroll type apparatus with fluid pressure biasing the scroll
DE3801156C2 (de) * 1987-01-24 1998-09-24 Volkswagen Ag Spiralverdichter
JP2695177B2 (ja) * 1988-03-08 1997-12-24 松下電器産業株式会社 スクロール機械の羽根
US5035589A (en) * 1990-01-16 1991-07-30 Carrier Corporation Method and apparatus for reducing scroll compressor tip leakage
JPH051882U (ja) * 1991-06-27 1993-01-14 株式会社豊田自動織機製作所 スクロール型圧縮機
JP3105729B2 (ja) * 1994-02-04 2000-11-06 三菱重工業株式会社 スクロール型圧縮機
US5421707A (en) * 1994-03-07 1995-06-06 General Motors Corporation Scroll type machine with improved wrap radially outer tip
JPH0828482A (ja) * 1994-07-21 1996-01-30 Mitsubishi Electric Corp スクロール圧縮機

Also Published As

Publication number Publication date
EP0840012A1 (en) 1998-05-06
CN1185540A (zh) 1998-06-24
BR9706217A (pt) 1999-09-14
DE69720368T2 (de) 2004-02-19
CN1090718C (zh) 2002-09-11
JPH10141254A (ja) 1998-05-26
MY116998A (en) 2004-04-30
KR100294175B1 (ko) 2002-01-15
DE69720368D1 (de) 2003-05-08
JP2963886B2 (ja) 1999-10-18
TW368559B (en) 1999-09-01
EP0840012B1 (en) 2003-04-02
US5833443A (en) 1998-11-10
KR19980033289A (ko) 1998-07-25
US5873711A (en) 1999-02-23
ES2191814T3 (es) 2003-09-16

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