DE3701586A1 - Dichtungsfreie pumpe - Google Patents

Dichtungsfreie pumpe

Info

Publication number
DE3701586A1
DE3701586A1 DE19873701586 DE3701586A DE3701586A1 DE 3701586 A1 DE3701586 A1 DE 3701586A1 DE 19873701586 DE19873701586 DE 19873701586 DE 3701586 A DE3701586 A DE 3701586A DE 3701586 A1 DE3701586 A1 DE 3701586A1
Authority
DE
Germany
Prior art keywords
seal
rotor
electric motor
pressure
pump according
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.)
Granted
Application number
DE19873701586
Other languages
German (de)
English (en)
Other versions
DE3701586C2 (enrdf_load_stackoverflow
Inventor
Werner Dipl Ing Dr Moser
Norbert Dipl Ing Henkelmann
Sven Olson
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
Priority to DE19873701586 priority Critical patent/DE3701586A1/de
Publication of DE3701586A1 publication Critical patent/DE3701586A1/de
Application granted granted Critical
Publication of DE3701586C2 publication Critical patent/DE3701586C2/de
Granted 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)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
DE19873701586 1987-01-21 1987-01-21 Dichtungsfreie pumpe Granted DE3701586A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873701586 DE3701586A1 (de) 1987-01-21 1987-01-21 Dichtungsfreie pumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873701586 DE3701586A1 (de) 1987-01-21 1987-01-21 Dichtungsfreie pumpe

Publications (2)

Publication Number Publication Date
DE3701586A1 true DE3701586A1 (de) 1988-08-04
DE3701586C2 DE3701586C2 (enrdf_load_stackoverflow) 1988-11-10

Family

ID=6319186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873701586 Granted DE3701586A1 (de) 1987-01-21 1987-01-21 Dichtungsfreie pumpe

Country Status (1)

Country Link
DE (1) DE3701586A1 (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017165A1 (de) * 1990-05-09 1991-11-14 Allweiler Ag Pumpe
US6499966B1 (en) 1998-08-06 2002-12-31 Automative Motion Technology, Ltd. Motor driven pump
USRE39597E1 (en) 2001-07-02 2007-05-01 Carrier Corporation Variable speed drive chiller system
CN103758758A (zh) * 2014-01-17 2014-04-30 西安交通大学 一种交流伺服直驱型电液泵
CN111927764A (zh) * 2020-09-10 2020-11-13 郑州煤机智能工作面科技有限公司 一种定轴单螺杆泵及包含该泵的采煤机摇臂
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
DE102020008093A1 (de) 2020-07-15 2022-01-20 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Ölpumpe eines Kraftfahrzeugs

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800336A1 (de) * 1988-01-08 1989-07-27 Leistritz Ag Dichtungsfreie pumpe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2871793A (en) * 1956-06-29 1959-02-03 Robbins & Myers Electric motor and pump combination
US3263619A (en) * 1965-10-04 1966-08-02 Laval Turbine Motor-pump unit
DE2044335B2 (de) * 1970-09-08 1977-03-03 Allweiler Ag, 7760 Radolfzell Stopfbuchsenloses motorpumpenaggregat

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2871793A (en) * 1956-06-29 1959-02-03 Robbins & Myers Electric motor and pump combination
US3263619A (en) * 1965-10-04 1966-08-02 Laval Turbine Motor-pump unit
DE2044335B2 (de) * 1970-09-08 1977-03-03 Allweiler Ag, 7760 Radolfzell Stopfbuchsenloses motorpumpenaggregat

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Combined-motor-pump-brahe, in Produkt Engineering, 1967, Nr.1, S.54 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017165A1 (de) * 1990-05-09 1991-11-14 Allweiler Ag Pumpe
US6499966B1 (en) 1998-08-06 2002-12-31 Automative Motion Technology, Ltd. Motor driven pump
USRE39597E1 (en) 2001-07-02 2007-05-01 Carrier Corporation Variable speed drive chiller system
CN103758758A (zh) * 2014-01-17 2014-04-30 西安交通大学 一种交流伺服直驱型电液泵
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
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
DE102020008093A1 (de) 2020-07-15 2022-01-20 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Ölpumpe eines Kraftfahrzeugs
CN111927764A (zh) * 2020-09-10 2020-11-13 郑州煤机智能工作面科技有限公司 一种定轴单螺杆泵及包含该泵的采煤机摇臂

Also Published As

Publication number Publication date
DE3701586C2 (enrdf_load_stackoverflow) 1988-11-10

Similar Documents

Publication Publication Date Title
EP0155544B1 (de) Vorrichtung zum Fördern von fliessfähigen Stoffen
DE2750801C2 (de) Pumpe, insbesondere Faßpumpe
DE3800336C2 (enrdf_load_stackoverflow)
DE2324967A1 (de) Schraubenverdichter
DE3326910A1 (de) Oelfreier rotationsverdraengungskompressor
DE2246265A1 (de) Pumpe mit taumelbarem laeufer
DE2242269A1 (de) Zahnradpumpe oder -motor
DE4112476A1 (de) Kraftstoffpumpe
DE3701586C2 (enrdf_load_stackoverflow)
DE69015795T2 (de) Flügelzellen-Verdrängungspumpe.
EP1777411A1 (de) Motor-Pumpen-Aggregat
WO2004072481A1 (de) Hydraulikpumpe für ein servolenksystem
EP0290664B1 (de) Zweiwellenpumpe
DE69210463T2 (de) Spiralverdichter
EP1230486B1 (de) Pumpe für ein flüssiges oder gasförmiges medium
EP0887122A2 (de) Wasser-Hochdruckreinigungsgerät
DE102021207694A1 (de) Schmiermittelversorgungssystem für ein Kraftfahrzeug sowie Pumpe für ein solches Schmiermittelversorgungssystem
DE3536714A1 (de) Zweistufige drehschieberpumpe mit einem drehaufbau innerhalb eines stationaeren aufbaues
DE10349752B4 (de) Motorpumpenaggregat
DE4217259A1 (de) Doppelpumpe
DE19502173C2 (de) Schraubenpumpe für drehrichtungsunabhängigen Betrieb
EP1211422B1 (de) Rotor eines Spaltmotors für eine Spaltrohrmotorpumpe
DE2706511A1 (de) Spaltrohrmotorpumpenaggregat
EP0198936A1 (de) Mehrstufige Vakuumpumpe
DE3106483A1 (de) Stopfbuechsloses pumpenaggregat

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer