DK0925452T3 - Skruerotorsæt - Google Patents

Skruerotorsæt

Info

Publication number
DK0925452T3
DK0925452T3 DK97930285T DK97930285T DK0925452T3 DK 0925452 T3 DK0925452 T3 DK 0925452T3 DK 97930285 T DK97930285 T DK 97930285T DK 97930285 T DK97930285 T DK 97930285T DK 0925452 T3 DK0925452 T3 DK 0925452T3
Authority
DK
Denmark
Prior art keywords
pct
cavities
balancing
screw
rotors
Prior art date
Application number
DK97930285T
Other languages
Danish (da)
English (en)
Inventor
Ulrich Becher
Original Assignee
Busch Sa Atel
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 Busch Sa Atel filed Critical Busch Sa Atel
Application granted granted Critical
Publication of DK0925452T3 publication Critical patent/DK0925452T3/da

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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Supercharger (AREA)
  • Cereal-Derived Products (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Refuse Collection And Transfer (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DK97930285T 1996-09-12 1997-07-21 Skruerotorsæt DK0925452T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH223396 1996-09-12
CH241796 1996-10-04
PCT/CH1997/000279 WO1998011351A1 (de) 1996-09-12 1997-07-21 Schraubenrotorsatz

Publications (1)

Publication Number Publication Date
DK0925452T3 true DK0925452T3 (da) 2002-12-30

Family

ID=25689859

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97930285T DK0925452T3 (da) 1996-09-12 1997-07-21 Skruerotorsæt

Country Status (16)

Country Link
US (1) US6158996A (enExample)
EP (1) EP0925452B9 (enExample)
JP (1) JP4307559B2 (enExample)
KR (1) KR100509640B1 (enExample)
CN (1) CN1093228C (enExample)
AT (1) ATE222641T1 (enExample)
AU (1) AU714936B2 (enExample)
CA (1) CA2262898C (enExample)
CZ (1) CZ292634B6 (enExample)
DE (1) DE59708019D1 (enExample)
DK (1) DK0925452T3 (enExample)
ES (1) ES2180061T3 (enExample)
NO (1) NO991212L (enExample)
PT (1) PT925452E (enExample)
SK (1) SK28999A3 (enExample)
WO (1) WO1998011351A1 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1026399A1 (de) 1999-02-08 2000-08-09 Ateliers Busch S.A. Zwillings-Förderschrauben
KR100392405B1 (ko) * 2000-06-13 2003-07-31 남기일 가변 리이드를 가지는 스크류형 진공펌프
CH694339A9 (de) * 2000-07-25 2005-03-15 Busch Sa Atel Zwillingsschraubenrotoren und solche enthaltende Ve rdraengermaschinen.
US7833250B2 (en) 2004-11-10 2010-11-16 Jackson Roger P Polyaxial bone screw with helically wound capture connection
US8377100B2 (en) 2000-12-08 2013-02-19 Roger P. Jackson Closure for open-headed medical implant
KR20030034804A (ko) * 2001-10-27 2003-05-09 엘지전선 주식회사 로터의 중심선이 편향되는 구조의 스크류 냉매 압축기
US11224464B2 (en) 2002-05-09 2022-01-18 Roger P. Jackson Threaded closure with inwardly-facing tool engaging concave radiused structures and axial through-aperture
GB0226529D0 (en) * 2002-11-14 2002-12-18 Dana Automotive Ltd Pump
GB2401400A (en) * 2003-05-08 2004-11-10 Automotive Motion Tech Ltd Pump with screw pitch less than 1.6 times the diameter
US7232297B2 (en) * 2003-05-08 2007-06-19 Automotive Motion Technology Limited Screw pump
GB2419920B (en) * 2004-11-08 2009-04-29 Automotive Motion Tech Ltd Pump
US8911479B2 (en) 2012-01-10 2014-12-16 Roger P. Jackson Multi-start closures for open implants
US8911478B2 (en) 2012-11-21 2014-12-16 Roger P. Jackson Splay control closure for open bone anchor
CN103203599B (zh) * 2013-04-03 2017-07-28 威海智德真空科技有限公司 一种不锈钢中空螺杆的制造方法
US9717533B2 (en) 2013-12-12 2017-08-01 Roger P. Jackson Bone anchor closure pivot-splay control flange form guide and advancement structure
CN105811647A (zh) * 2014-12-31 2016-07-27 博世汽车部件(长沙)有限公司 电机
CN105952636B (zh) * 2016-05-05 2017-11-24 扬州大学 自润滑支承的变容积新型双螺杆泵
JP7141459B2 (ja) * 2018-08-29 2022-09-22 株式会社日立産機システム スクリューロータ及びスクリュー流体機械本体
CN114593049B (zh) * 2020-12-04 2023-04-07 东北大学 一种一体式内螺旋空心螺杆转子
US12129848B2 (en) 2021-05-12 2024-10-29 Johnson & Johnson Surgical Vision, Inc. Disposable pump cartridge
GB2608379A (en) * 2021-06-29 2023-01-04 Edwards Ltd Screw-type vacuum pump
US12473915B2 (en) 2022-10-31 2025-11-18 Johnson & Johnson Surgical Vision, Inc. Apparatus and method for mechanically coupling a motor to a rotor of a progressive cavity pump
CN116517834A (zh) * 2023-05-17 2023-08-01 浙江博亚精密机械有限公司 一种带空腔的螺杆转子结构
CN117514806B (zh) * 2023-12-18 2024-06-04 坚固工业设备(杭州)有限公司 立式爪型干式真空泵转子结构、立式真空泵及使用方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA487588A (en) * 1952-10-28 Dresser Industries Screw pump
US2266820A (en) * 1938-07-13 1941-12-23 Frank E Smith Engine
US2441771A (en) * 1941-05-31 1948-05-18 Jarvis C Marble Yieldable drive for rotors
GB670395A (en) * 1950-01-16 1952-04-16 Roots Connersville Blower Corp Improvements in or relating to rotary screw-pumps and motors
JPS62291400A (ja) * 1986-06-10 1987-12-18 三井建設株式会社 覆工構築装置
JPS62291486A (ja) * 1986-06-12 1987-12-18 Taiko Kikai Kogyo Kk スクリユ−コンプレツサ−
JPH01130084A (ja) * 1987-11-13 1989-05-23 Hitachi Ltd 動バランス修正装置
JPH02305393A (ja) * 1989-05-19 1990-12-18 Hitachi Ltd スクリユーロータおよびスクリユー真空ポンプ
CA2058325A1 (en) * 1990-12-24 1992-06-25 Mark E. Baran Positive displacement pumps
US5348453A (en) * 1990-12-24 1994-09-20 James River Corporation Of Virginia Positive displacement screw pump having pressure feedback control
US5662463A (en) * 1993-07-13 1997-09-02 Thomassen International B.V. Rotary screw compressor having a pressure bearing arrangement

Also Published As

Publication number Publication date
CN1230242A (zh) 1999-09-29
CA2262898A1 (en) 1998-03-19
PT925452E (pt) 2002-12-31
AU714936B2 (en) 2000-01-13
EP0925452B9 (de) 2003-02-26
EP0925452A1 (de) 1999-06-30
SK28999A3 (en) 1999-12-10
KR20000035974A (ko) 2000-06-26
NO991212D0 (no) 1999-03-11
CZ292634B6 (cs) 2003-11-12
JP2001503119A (ja) 2001-03-06
KR100509640B1 (ko) 2005-08-23
CN1093228C (zh) 2002-10-23
ES2180061T3 (es) 2003-02-01
CA2262898C (en) 2007-10-02
AU3432297A (en) 1998-04-02
CZ9900755A3 (cs) 2001-02-14
NO991212L (no) 1999-05-11
DE59708019D1 (de) 2002-09-26
EP0925452B1 (de) 2002-08-21
JP4307559B2 (ja) 2009-08-05
WO1998011351A1 (de) 1998-03-19
US6158996A (en) 2000-12-12
ATE222641T1 (de) 2002-09-15

Similar Documents

Publication Publication Date Title
DE59708019D1 (de) Schraubenrotorsatz
ATE93010T1 (de) Drehkolbenmaschine der art einer schraubenpumpe.
MY101751A (en) Improved impeller
KR900700759A (ko) 게로터 펌프(gerotor pump)의 개량
MY133740A (en) Two-rotor sliding vane compressor
JPS6432083A (en) Oil pump
ATE327421T1 (de) Rotationsmaschine mit zwei rotoren
ATE220448T1 (de) Verdrängermaschine
AU5749498A (en) Screw conveyor for the transport of liquid substances and/or lumps of materials
GB2336407A (en) Hydrodynamic bearing including means for monitoring the capacitance between the rotor and stator of hydrodynamic bearing
BR0110568A (pt) Rotor com vedações duplas para preaquecedores de ar horizontal
BR0313848A (pt) Compressor de parafuso
FR2716801B1 (fr) Ensemble pour la répartition d'une solution pharmaceutique dans des carpules ou analogues, notamment après reprise d'un produit lyophilisé.
JPS5597520A (en) Gas bearing
GB1315103A (en) Positive-displacement hydraulic pump
KR890017459A (ko) 로우터리 콤푸레서용 베어링
JPS5292108A (en) Axial sliding blade type liquid rotor
JPS57153989A (en) Slurry pump
Atkinson Noise reduction in vane and piston pumps.
BR9905311A (pt) Método para tornar a secagem mais afetiva
GB1102021A (en) Rotary compressors
JPS60111081A (ja) 回転式圧縮機のベ−ン装置
RU19108U1 (ru) Тандемное торцовое уплотнение днмо2
GB963872A (en) Intermeshing screw pumps
SU1655008A1 (ru) Устройство для измельчения