EP0323834A3 - Pompe sans étanchéite - Google Patents

Pompe sans étanchéite Download PDF

Info

Publication number
EP0323834A3
EP0323834A3 EP89100066A EP89100066A EP0323834A3 EP 0323834 A3 EP0323834 A3 EP 0323834A3 EP 89100066 A EP89100066 A EP 89100066A EP 89100066 A EP89100066 A EP 89100066A EP 0323834 A3 EP0323834 A3 EP 0323834A3
Authority
EP
European Patent Office
Prior art keywords
spindle
electric motor
connection
drive
sealless pump
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Withdrawn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
EP89100066A
Other languages
German (de)
English (en)
Other versions
EP0323834A2 (fr
Inventor
Werner Dr. Moser
Klaus Albrecht
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.)
Leistritz AG
Original Assignee
Leistritz 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
Application filed by Leistritz AG filed Critical Leistritz AG
Publication of EP0323834A2 publication Critical patent/EP0323834A2/fr
Publication of EP0323834A3 publication Critical patent/EP0323834A3/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Withdrawn legal-status Critical Current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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • F04C15/008—Prime movers
    • 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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/008—Enclosed motor pump units
    • 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
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps 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 toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps 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 toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F04C2/165—Rotary-piston machines or pumps 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 toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type having more than two rotary pistons with parallel axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP89100066A 1988-01-08 1989-01-04 Pompe sans étanchéite Withdrawn EP0323834A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3800336 1988-01-08
DE19883800336 DE3800336A1 (de) 1988-01-08 1988-01-08 Dichtungsfreie pumpe

Publications (2)

Publication Number Publication Date
EP0323834A2 EP0323834A2 (fr) 1989-07-12
EP0323834A3 true EP0323834A3 (fr) 1990-02-14

Family

ID=6344960

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89100066A Withdrawn EP0323834A3 (fr) 1988-01-08 1989-01-04 Pompe sans étanchéite

Country Status (2)

Country Link
EP (1) EP0323834A3 (fr)
DE (1) DE3800336A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3920901C2 (de) * 1989-06-26 1995-02-16 Allweiler Ag Schraubenspindelpumpe
US4957417A (en) * 1989-07-14 1990-09-18 Kabushiki Kaisha Kobe Seiko Sho Vertical oilless screw vacuum pump
GB9817155D0 (en) * 1998-08-06 1998-10-07 Automotive Motion Tech Ltd Screw pump
EP1102935B1 (fr) * 1998-08-06 2003-01-08 Automotive Motion Technology Limited Pompe entrainee par un moteur
DE19949082B4 (de) * 1999-10-12 2006-03-02 Ti Automotive (Neuss) Gmbh Brennstoffpumpe für Brennkraftmaschinen
DE10015139A1 (de) 2000-03-29 2001-10-11 Voith Turbo Kg Motorpumpenaggregat
US6434960B1 (en) 2001-07-02 2002-08-20 Carrier Corporation Variable speed drive chiller system
GB2401398A (en) * 2003-05-08 2004-11-10 Automotive Motion Tech Ltd Pump with output through central bore in journal bearing
GB2401396A (en) * 2003-05-08 2004-11-10 Automotive Motion Tech Ltd Pump assembly
AT12445U1 (de) * 2010-11-02 2012-05-15 Kral Ag Abpumpeinrichtung zum abpumpen von mineralöl aus einem öltank
NL2007299C2 (nl) * 2011-05-20 2012-11-21 J G M Van Heck Beheer B V Pomp, pompsysteem en werkwijze voor het verpompen van medium.
CN103758758B (zh) * 2014-01-17 2015-11-25 西安交通大学 一种交流伺服直驱型电液泵
CN104033381B (zh) * 2014-05-15 2016-04-13 西安交通大学 一种交流伺服直驱型二级五螺杆电液泵
EP3163085A1 (fr) 2015-10-27 2017-05-03 Kolektor Micro-Motor d.o.o. Systeme comprenant un moteur electrique et une machine de travail
DE102017210767B4 (de) 2017-06-27 2019-10-17 Continental Automotive Gmbh Schraubenspindelpumpe, Kraftstoffförderaggregat und Kraftstofffördereinheit
DE102018220811A1 (de) * 2018-12-03 2020-06-04 Audi Ag Vorrichtung zum Fördern eines Kühlfluids
EP3816419A1 (fr) * 2019-10-31 2021-05-05 Illinois Tool Works Inc. Pompe a vis et circuit de refroidissement d'un vehicule automobile comportant cette pompe a vis
DE102019132653A1 (de) * 2019-12-02 2021-06-02 Leistritz Pumpen Gmbh Schraubenspindelpumpe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1849222A (en) * 1929-03-07 1932-03-15 Canton Refrigerators Inc Combination motor and pump
FR1061407A (fr) * 1952-08-12 1954-04-12 Machine motrice combinée avec une machine de travail
US2924181A (en) * 1957-05-13 1960-02-09 Laval Steam Turbine Co Screw pumps or motors
US3263619A (en) * 1965-10-04 1966-08-02 Laval Turbine Motor-pump unit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1133295B (it) * 1980-05-08 1986-07-09 Weber Spa Pompa di combustibile ad azionamento elettrico,atto ad essere impiegata in impianti di iniezione per motori a combustione interna ad accensione comandata
DE3245973A1 (de) * 1982-12-11 1984-06-14 Allweiler Ag, 7760 Radolfzell Motorpumpenaggregat
DE3701586A1 (de) * 1987-01-21 1988-08-04 Leistritz Ag Dichtungsfreie pumpe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1849222A (en) * 1929-03-07 1932-03-15 Canton Refrigerators Inc Combination motor and pump
FR1061407A (fr) * 1952-08-12 1954-04-12 Machine motrice combinée avec une machine de travail
US2924181A (en) * 1957-05-13 1960-02-09 Laval Steam Turbine Co Screw pumps or motors
US3263619A (en) * 1965-10-04 1966-08-02 Laval Turbine Motor-pump unit

Also Published As

Publication number Publication date
DE3800336A1 (de) 1989-07-27
DE3800336C2 (fr) 1990-05-31
EP0323834A2 (fr) 1989-07-12

Similar Documents

Publication Publication Date Title
EP0323834A3 (fr) Pompe sans étanchéite
MY101239A (en) Electrically driven compressor.
EP0963029A2 (fr) Pompe à tube d'entrefer avec support d'enroulement
AU1013383A (en) Linear-antriebsvorrichtung mit zwei motoren
DE59405582D1 (de) Einspritzaggregat für eine Spritzgiessmaschine
GB1255799A (en) Rotary positive fluid displacement apparatus
KR870008118A (ko) 스크롤 압축기
EP0764059B1 (fr) Appareil de nettoyage sous haute pression a isolation de securite
EP0719938B1 (fr) Moteur piézo-électrique à ondes progressives pour motopompes à manchon d'entrefer et accouplement magnétique
DE29816658U1 (de) Massenausgleichssystem mit einer Schmierölpumpe für Hubkolbenmotoren
AU635738B2 (en) Flexible drive shaft
EP0212719A3 (fr) Dispositif d'entraínement pour un appareil vibrateur domestique
DE29912577U1 (de) Spalttopfpumpe
DE4403820C2 (de) Kommutatormotor
GB1374994A (en) Out-of-balance weight assembldies
EP0347533A3 (fr) Pompe à gaine
FR2554517B1 (fr) Pompe a vide rotative a palettes, avec moteur d'entrainement dans un carter
CN2260398Y (zh) 直线电机
DE3701586A1 (de) Dichtungsfreie pumpe
EP0326894A3 (fr) Pompe d'evacuation pour machines à laver ou lave-vaisselle
DK715088D0 (da) Motor-pumpe-enhed til en hoejtryksrenser
DE60014990T2 (de) Ultraschallmotorantrieb
DE20305562U1 (de) Klemmverbindung für eine fliegend auf einer Motorwelle gelagerte Pumpenwelle
DE1053936B (de) Elektromotorisch angetriebene Kreiselpumpe
DE8633076U1 (de) Pumpeinrichtung

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): AT BE CH DE ES FR GB GR IT LI LU NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE

17P Request for examination filed

Effective date: 19900730

17Q First examination report despatched

Effective date: 19910917

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: 19920217