DE3769468D1 - Zweiwellenmaschine. - Google Patents

Zweiwellenmaschine.

Info

Publication number
DE3769468D1
DE3769468D1 DE8787103508T DE3769468T DE3769468D1 DE 3769468 D1 DE3769468 D1 DE 3769468D1 DE 8787103508 T DE8787103508 T DE 8787103508T DE 3769468 T DE3769468 T DE 3769468T DE 3769468 D1 DE3769468 D1 DE 3769468D1
Authority
DE
Germany
Prior art keywords
shaft machine
shaft
machine
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.)
Expired - Fee Related
Application number
DE8787103508T
Other languages
English (en)
Inventor
Josef Heppekausen
Hans-Peter Dr Kabelitz
Karl-Heinz Ronthaler
Ralf Steffens
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.)
Balzers und Leybold Deutschland Holding AG
Original Assignee
Leybold AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8196822&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3769468(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Leybold AG filed Critical Leybold AG
Application granted granted Critical
Publication of DE3769468D1 publication Critical patent/DE3769468D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/082—Details specially related to intermeshing engagement type machines or engines
    • 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
    • F01C1/126—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with elements extending radially from the rotor body not necessarily cooperating with corresponding recesses in the other rotor, e.g. lobes, Roots type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y10T29/49242—Screw or gear type, e.g., Moineau type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/4984—Retaining clearance for motion between assembled parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
DE8787103508T 1987-03-11 1987-03-11 Zweiwellenmaschine. Expired - Fee Related DE3769468D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87103508A EP0281654B1 (de) 1987-03-11 1987-03-11 Zweiwellenmaschine

Publications (1)

Publication Number Publication Date
DE3769468D1 true DE3769468D1 (de) 1991-05-23

Family

ID=8196822

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787103508T Expired - Fee Related DE3769468D1 (de) 1987-03-11 1987-03-11 Zweiwellenmaschine.

Country Status (4)

Country Link
US (1) US4974318A (de)
EP (1) EP0281654B1 (de)
JP (1) JPS63230902A (de)
DE (1) DE3769468D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0292087U (de) * 1989-01-10 1990-07-20
JPH03290086A (ja) * 1990-04-06 1991-12-19 Hitachi Ltd スクリュ式回転機械と該機械のロータ表面処理方法およびドライ方式のスクリュ式回転機械と該機械のロータ表面処理方法
AT397134B (de) * 1991-02-19 1994-02-25 Hoerbiger Ventilwerke Ag Ventil
DE4300274A1 (de) * 1993-01-08 1994-07-14 Leybold Ag Vakuumpumpe mit Rotor
JP3350276B2 (ja) * 1994-12-28 2002-11-25 東芝キヤリア株式会社 ロータリコンプレッサ
US6092283A (en) * 1995-10-18 2000-07-25 Caterpillar Inc. Method and apparatus for producing a gear pump
US5797181A (en) * 1996-11-18 1998-08-25 Siemens Automotive Corporation Methods of manufacturing automotive fuel pumps with set clearance for the pumping chamber
JPH10220371A (ja) 1997-02-07 1998-08-18 Tochigi Fuji Ind Co Ltd 流体機械
JPH10266982A (ja) * 1997-03-21 1998-10-06 Tochigi Fuji Ind Co Ltd ルーツ式流体機械
US5993183A (en) * 1997-09-11 1999-11-30 Hale Fire Pump Co. Gear coatings for rotary gear pumps
JP3836160B2 (ja) * 1998-02-13 2006-10-18 株式会社荏原製作所 真空ポンプ用ロータ及びその製造方法
JP2003343469A (ja) * 2002-03-20 2003-12-03 Toyota Industries Corp 真空ポンプ
US7553143B2 (en) * 2004-04-19 2009-06-30 The Regents Of The University Of California Lobe pump system and method of manufacture
GB0519402D0 (en) * 2005-09-23 2005-11-02 Tonery David Air intake system
US20070164087A1 (en) * 2006-01-17 2007-07-19 Honeywell International, Inc. Method for repair of housings

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE437757C (de) * 1923-04-30 1926-11-26 Karl Werner Dipl Ing Abdichtung fuer Schraubendrehkolbenmaschinen
US2754050A (en) * 1950-04-22 1956-07-10 Gen Motors Corp Rotary blower
DE924229C (de) * 1953-01-29 1955-02-28 Hannoversche Maschb Aktien Ges Verfahren zur Herstellung der Drehkolben von Rootsgeblaesen
US2944732A (en) * 1955-02-24 1960-07-12 Heraeus Gmbh W C Vacuum pumps
GB772350A (en) * 1955-09-13 1957-04-10 Hanomag Ag A method and a device to improve the volumetric efficiency of root's blowers
GB1269205A (en) * 1968-05-30 1972-04-06 Lucas Industries Ltd Gear pumps
US3680990A (en) * 1971-04-30 1972-08-01 Sperry Rand Corp Removable liner for gear pump
JPS5675992A (en) * 1979-11-21 1981-06-23 Hitachi Ltd Rotor for screw compressor
DD155102A1 (de) * 1980-12-05 1982-05-12 Dieter Prockat Beschichtete rotoren fuer rotationskolbenverdichter
JPS58148292A (ja) * 1982-02-26 1983-09-03 Hitachi Ltd スクリユ−圧縮機のロ−タ表面処理
FR2530742B1 (fr) * 1982-07-22 1987-06-26 Dba Compresseur volumetrique a vis
JPS59196989A (ja) * 1983-04-23 1984-11-08 Anretsuto:Kk ル−ツブロワ−
JPS6056191A (ja) * 1983-09-08 1985-04-01 Taiho Kogyo Co Ltd ル−ツブロワ
JPS6056190A (ja) * 1983-09-08 1985-04-01 Taiho Kogyo Co Ltd ル−ツブロワ
JPS60230587A (ja) * 1984-04-27 1985-11-16 Toyota Motor Corp ル−ツ式流体送給機用まゆ形ロ−タの製造方法
JPS61197788A (ja) * 1985-02-27 1986-09-02 Hitachi Ltd 無給油式スクリユ−圧縮機
US4695233A (en) * 1986-07-10 1987-09-22 Kabushiki Kaisha Kobe Seiko Sho Screw rotor mechanism

Also Published As

Publication number Publication date
JPS63230902A (ja) 1988-09-27
US4974318A (en) 1990-12-04
EP0281654A1 (de) 1988-09-14
EP0281654B1 (de) 1991-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee