GB2009849B - Centrifugal pumps - Google Patents

Centrifugal pumps

Info

Publication number: GB2009849B
Authority: GB; United Kingdom
Prior art keywords: centrifugal pumps; pumps; centrifugal
Prior art date: 1977-12-09
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

Application number

GB7843640A

Other versions

GB2009849A (en

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.)

HERMETIC PUMPEN GmbH

Original Assignee

HERMETIC PUMPEN GmbH

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.)

1977-12-09

Filing date

1978-11-08

Publication date

1982-05-12

1978-11-08 Application filed by HERMETIC PUMPEN GmbH filed Critical HERMETIC PUMPEN GmbH

1979-06-20 Publication of GB2009849A publication Critical patent/GB2009849A/en

1982-05-12 Application granted granted Critical

1982-05-12 Publication of GB2009849B publication Critical patent/GB2009849B/en

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
- F04D13/0613—Special connection between the rotor compartments

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Control Of Non-Positive-Displacement Pumps (AREA)

GB7843640A 1977-12-09 1978-11-08 Centrifugal pumps Expired GB2009849B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19772754840 DE2754840C3 (en)	1977-12-09	1977-12-09	Centrifugal pump

Publications (2)

Publication Number	Publication Date
GB2009849A GB2009849A (en)	1979-06-20
GB2009849B true GB2009849B (en)	1982-05-12

Family

ID=6025675

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7843640A Expired GB2009849B (en)	1977-12-09	1978-11-08	Centrifugal pumps

Country Status (4)

Country	Link
CH (1)	CH632060A5 (en)
DE (1)	DE2754840C3 (en)
FR (1)	FR2411322A1 (en)
GB (1)	GB2009849B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2840137C2 (en) *	1978-09-15	1986-04-30	Lederle GmbH Pumpen- und Maschinenfabrik, 7803 Gundelfingen	Pump-motor unit with a magnetic coupling
DE3015211C2 (en) *	1980-04-19	1986-05-28	Klein, Schanzlin & Becker Ag, 6710 Frankenthal	Protective device for underwater motors
GB2150979B (en) *	1983-12-06	1987-07-15	Crane Co	A pressurized recirculation system for cooling a canned motor pump
GB2167495B (en) *	1984-11-20	1988-11-09	Boc Group Plc	Improvements in mechanical pumps
DE3803774A1 (en) *	1988-02-09	1989-08-17	Grundfos Int	PUMP UNIT FOR HEATING SYSTEMS
DE9116052U1 (en) *	1991-12-24	1992-02-20	Pumpenbau G. Schulte, 4040 Neuss	Pump for liquids with low viscosity or close to the boiling point
GB9913584D0 (en)	1998-10-12	1999-08-11	S U Automotive Limited	Improvements in or relating to a pumping apparatus
GB2357377A (en) *	1999-12-13	2001-06-20	Delphi Tech Inc	Cooling a combined pump and electric generator
DE102009023188B4 (en)	2009-05-29	2011-03-31	Baron von Grotthuß, Alexander	Turbomachine with arranged inside a hollow shaft impeller
CN102808779A (en) *	2011-06-03	2012-12-05	开利泵业(集团)有限公司	Low-noise water-cooled centrifugal pump
DE102011122554B3 (en) *	2011-12-27	2013-03-07	Eagleburgmann Germany Gmbh & Co. Kg	Magnetic coupling and agitator with such magnetic coupling
DE102013007849A1 (en) *	2013-05-08	2014-11-13	Ksb Aktiengesellschaft	pump assembly
FR3015585B1 (en) *	2013-12-19	2018-01-12	Wilo Salmson France	ROTOR PROTECTION OF A NO-ROTOR SYNCHRONOUS MOTOR FLUID CIRCULATION PUMP

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE7231312U (en) *		1972-11-16	Hermetic Pumpen Gmbh	Canned motor pump unit
FR1087959A (en) *	1953-05-04	1955-03-02	Vogel Pumpen	Device for cooling the rotor of submersible motors
DE942338C (en) *	1953-05-04	1956-05-03	Vogel Pumpen	Device for cooling the runner of water-filled underwater motors by means of an internal water cooling circuit
GB739537A (en) *	1953-05-18	1955-11-02	Fmc Corp	Electric pump motor
GB773827A (en) *	1954-04-16	1957-05-01	Chempump Corp	Improvements in motor driven pumps
US3013500A (en) *	1958-07-10	1961-12-19	Westinghouse Electric Corp	Sealed dynamoelectric machine
DE1100788B (en) *	1960-03-05	1961-03-02	Siemens Ag	Canned motor filled with the delivery fluid to drive pumps
CH389409A (en) *	1960-12-05	1965-03-15	Lederle Pumpen & Maschf	Multistage centrifugal pump driven by a canned motor
US3318253A (en) *	1965-01-21	1967-05-09	Pall Corp	Pumps with heat exchanger for pumping slurries
US3572976A (en) *	1967-10-09	1971-03-30	Nikkiso Co Ltd	Fluid takeoff device for canned motor driven pump

1977
- 1977-12-09 DE DE19772754840 patent/DE2754840C3/en not_active Expired
1978
- 1978-06-30 FR FR7820422A patent/FR2411322A1/en active Granted
- 1978-07-12 CH CH757978A patent/CH632060A5/en not_active IP Right Cessation
- 1978-11-08 GB GB7843640A patent/GB2009849B/en not_active Expired

Also Published As

Publication number	Publication date
DE2754840A1 (en)	1979-06-13
GB2009849A (en)	1979-06-20
DE2754840C3 (en)	1986-10-02
CH632060A5 (en)	1982-09-15
DE2754840B2 (en)	1981-04-09
FR2411322B1 (en)	1985-01-18
FR2411322A1 (en)	1979-07-06

Publication	Publication Date	Title
GB2060776B (en)	1983-10-19	Centrifugal pumps
JPS53101103A (en)	1978-09-04	Pump
GB2009849B (en)	1982-05-12	Centrifugal pumps
ZA777673B (en)	1978-11-29	Centrifugal pump
JPS536903A (en)	1978-01-21	Centrifugal pumps
GB1549157A (en)	1979-08-01	Recoprocating pumps
JPS55151192A (en)	1980-11-25	Highhpressure centrifugal pump
JPS5486049A (en)	1979-07-09	Pump
GB2002052B (en)	1982-02-03	Pumping
JPS5298202A (en)	1977-08-17	Centrifugal pumps
ZA771828B (en)	1978-03-29	Centrifugal pumps
YU189479A (en)	1983-01-21	Centrifugal pump
GB2005768B (en)	1982-04-07	Centrifugal pump
JPS5373604A (en)	1978-06-30	Centrifugal pump
JPS53139203A (en)	1978-12-05	Improved pump
GB2010385B (en)	1982-03-10	Pump
JPS53129306A (en)	1978-11-11	Pump
JPS54204A (en)	1979-01-05	Centrifugal pump
SU640043A1 (en)	1978-12-30	Centrifugal pump
SU641162A1 (en)	1979-01-05	Vertical centrifugal pump
JPS5464702A (en)	1979-05-24	Centrifugal pump
JPS5414004A (en)	1979-02-01	Floating centrifugal pump
ZA774068B (en)	1978-05-30	Centrifugal pump
SG16683G (en)	1985-01-11	Centrifugal pump
JPS5468505A (en)	1979-06-01	Selffsuction centrifugal pump

Legal Events

Date	Code	Title	Description
1998-12-02	PE20	Patent expired after termination of 20 years	Effective date: 19981107