EP0780576A3 - Dispositif hydraulique à spirales - Google Patents

Dispositif hydraulique à spirales Download PDF

Info

Publication number
EP0780576A3
EP0780576A3 EP96120525A EP96120525A EP0780576A3 EP 0780576 A3 EP0780576 A3 EP 0780576A3 EP 96120525 A EP96120525 A EP 96120525A EP 96120525 A EP96120525 A EP 96120525A EP 0780576 A3 EP0780576 A3 EP 0780576A3
Authority
EP
European Patent Office
Prior art keywords
scroll
laps
fluid apparatus
lap
tips
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Withdrawn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
EP96120525A
Other languages
German (de)
English (en)
Other versions
EP0780576A2 (fr
Inventor
Shuji Haga
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.)
Anest Iwata Corp
Original Assignee
Anest Iwata Corp
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 Anest Iwata Corp filed Critical Anest Iwata Corp
Publication of EP0780576A2 publication Critical patent/EP0780576A2/fr
Publication of EP0780576A3 publication Critical patent/EP0780576A3/fr
Withdrawn legal-status Critical Current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
    • F04C27/009—Shaft sealings specially adapted for pumps
    • 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
    • F01C21/102—Adjustment of the interstices between moving and fixed parts of the machine by means other than fluid pressure
    • 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
    • F04C18/0223—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 with symmetrical double wraps
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP96120525A 1995-12-21 1996-12-19 Dispositif hydraulique à spirales Withdrawn EP0780576A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34977395A JPH09177684A (ja) 1995-12-21 1995-12-21 スクロール型真空ポンプ
JP349773/95 1995-12-21

Publications (2)

Publication Number Publication Date
EP0780576A2 EP0780576A2 (fr) 1997-06-25
EP0780576A3 true EP0780576A3 (fr) 1998-12-16

Family

ID=18406021

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96120525A Withdrawn EP0780576A3 (fr) 1995-12-21 1996-12-19 Dispositif hydraulique à spirales

Country Status (2)

Country Link
EP (1) EP0780576A3 (fr)
JP (1) JPH09177684A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8591210B2 (en) 2008-12-19 2013-11-26 Edwards Limited Scroll compressor having adjustable spacers

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001516848A (ja) 1997-09-16 2001-10-02 アテリエ ビスク ソシエテ アノニム らせん式真空ポンプ
US10683865B2 (en) 2006-02-14 2020-06-16 Air Squared, Inc. Scroll type device incorporating spinning or co-rotating scrolls
US11047389B2 (en) 2010-04-16 2021-06-29 Air Squared, Inc. Multi-stage scroll vacuum pumps and related scroll devices
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
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
US11454241B2 (en) 2018-05-04 2022-09-27 Air Squared, Inc. Liquid cooling of fixed and orbiting scroll compressor, expander or vacuum pump
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
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
CN116928097A (zh) * 2023-08-17 2023-10-24 合肥波林新材料股份有限公司 一种涡旋压缩机

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776202A (en) * 1980-10-30 1982-05-13 Ebara Corp Scroll type machine
JPS5979090A (ja) * 1982-10-27 1984-05-08 Mitsubishi Electric Corp スクロ−ル圧縮機
GB2132276A (en) * 1982-12-23 1984-07-04 Copeland Corp Scroll-type rotary fluid-machine
EP0342057A2 (fr) * 1988-05-12 1989-11-15 Sanden Corporation Appareil à volutes pour fluides
JPH04342888A (ja) * 1991-05-20 1992-11-30 Matsushita Electric Ind Co Ltd スクロール圧縮機
EP0520487A1 (fr) * 1991-06-26 1992-12-30 Iwata Air Compressor Mfg. Co.,Ltd. Machine à fluide du type à volutes
JPH0719184A (ja) * 1993-06-30 1995-01-20 Sanyo Electric Co Ltd スクロール型空気圧縮機
US5445507A (en) * 1990-07-13 1995-08-29 Mitsubishi Denki Kabushiki Kaisha Scroll type compressor having a spacer coupling the fixed scroll to the frames

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776202A (en) * 1980-10-30 1982-05-13 Ebara Corp Scroll type machine
JPS5979090A (ja) * 1982-10-27 1984-05-08 Mitsubishi Electric Corp スクロ−ル圧縮機
GB2132276A (en) * 1982-12-23 1984-07-04 Copeland Corp Scroll-type rotary fluid-machine
EP0342057A2 (fr) * 1988-05-12 1989-11-15 Sanden Corporation Appareil à volutes pour fluides
US5445507A (en) * 1990-07-13 1995-08-29 Mitsubishi Denki Kabushiki Kaisha Scroll type compressor having a spacer coupling the fixed scroll to the frames
JPH04342888A (ja) * 1991-05-20 1992-11-30 Matsushita Electric Ind Co Ltd スクロール圧縮機
EP0520487A1 (fr) * 1991-06-26 1992-12-30 Iwata Air Compressor Mfg. Co.,Ltd. Machine à fluide du type à volutes
JPH0719184A (ja) * 1993-06-30 1995-01-20 Sanyo Electric Co Ltd スクロール型空気圧縮機

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 17, no. 198 (M - 1398) 19 April 1993 (1993-04-19) *
PATENT ABSTRACTS OF JAPAN vol. 6, no. 161 (M - 151) 24 August 1982 (1982-08-24) *
PATENT ABSTRACTS OF JAPAN vol. 8, no. 189 (M - 321) 30 August 1984 (1984-08-30) *
PATENT ABSTRACTS OF JAPAN vol. 95, no. 4 31 May 1995 (1995-05-31) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8591210B2 (en) 2008-12-19 2013-11-26 Edwards Limited Scroll compressor having adjustable spacers
US9074599B2 (en) 2008-12-19 2015-07-07 Edwards Limited Scroll compressor having adjustable spacers

Also Published As

Publication number Publication date
EP0780576A2 (fr) 1997-06-25
JPH09177684A (ja) 1997-07-11

Similar Documents

Publication Publication Date Title
EP0780576A3 (fr) Dispositif hydraulique à spirales
MY116998A (en) Scroll compressor with reduced separating force between fixed and orbiting scroll members
CA2165290A1 (fr) Pompe volumetrique rotative
MY113099A (en) Drive for scroll compressor
CA2063734A1 (fr) Compresseur a membre spirale
EP0747732A3 (fr) Transducteur pour un outil de mesure pendant le forage
WO2001035006A3 (fr) Joint en ceramique a infiltration metallique
EP1231416A3 (fr) Joint d'étanchéité pour arbre tournant et turbine à gaz
TW339303B (en) Force multiplying apparatus
EP0843367A3 (fr) Structure de membrane en céramique ayant une partie de forme convexe et procédé de fabrication
CA2113878A1 (fr) Assemblage de joint pour arbre tournant, et de cylindre
ES8704143A1 (es) Procedimiento para fabricar elementos deslizantes revestidos total o parcialmente con materiales ceramicos y utilizables particularmente como juntas de estanqueidad.
EP0865109A3 (fr) Dispositif d'étanchéité pour structures métalliques surmoulées
AU3248897A (en) Seals for hydraulic assemblies
ES421122A1 (es) Una disposicion de conjunto de cierre hermetico.
EP0404512A3 (fr) Appareil de déplacement de fluide à spirales
KR880006465A (ko) 스크로울 압축기에 있어서의 선회스크로울의 자전방지기구
EP0399634A3 (fr) Viscosimètre
MY114305A (en) Scroll compressor having a fixed scroll plate with groove
AU5749498A (en) Screw conveyor for the transport of liquid substances and/or lumps of materials
IL174335A0 (en) Self-compensating dynamic joint
EP0843122A3 (fr) Raccord pour tuyaux souples.
EP1850214A3 (fr) Ecran tactile, dispositif d'affichage et procédé de fabrication de l'écran tactile
EP0404358A3 (fr) Garniture mécanique d'étanchéité
EP0806569A3 (fr) Compresseur à spirales

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19990617