GB2150221B - Multistage centrifugal pumps - Google Patents

Multistage centrifugal pumps

Info

Publication number: GB2150221B
Authority: GB; United Kingdom
Prior art keywords: centrifugal pumps; multistage centrifugal; multistage; pumps; centrifugal
Prior art date: 1983-10-21
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

GB08426385A

Other versions

GB8426385D0 (en

GB2150221A (en

Inventor

George Regula

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.)

Jacuzzi Europe SpA

Original Assignee

Jacuzzi Europe SpA

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.)

1983-10-21

Filing date

1984-10-18

Publication date

1987-07-15

1984-10-18 Application filed by Jacuzzi Europe SpA, Jacuzzi Europe SpA filed Critical Jacuzzi Europe SpA

1984-11-21 Publication of GB8426385D0 publication Critical patent/GB8426385D0/en

1985-06-26 Publication of GB2150221A publication Critical patent/GB2150221A/en

1987-07-15 Application granted granted Critical

1987-07-15 Publication of GB2150221B publication Critical patent/GB2150221B/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
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/16—Sealings between pressure and suction sides
- F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
- F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

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

GB08426385A 1983-10-21 1984-10-18 Multistage centrifugal pumps Expired GB2150221B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ITMI1983U23312U IT8323312U1 (en)	1983-10-21	1983-10-21	Multistage centrifugal pump of the closed impeller type

Publications (3)

Publication Number	Publication Date
GB8426385D0 GB8426385D0 (en)	1984-11-21
GB2150221A GB2150221A (en)	1985-06-26
GB2150221B true GB2150221B (en)	1987-07-15

Family

ID=11205956

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08426385A Expired GB2150221B (en)	1983-10-21	1984-10-18	Multistage centrifugal pumps

Country Status (9)

Country	Link
DE (1)	DE3438480A1 (en)
ES (1)	ES282125Y (en)
FR (1)	FR2558539B1 (en)
GB (1)	GB2150221B (en)
GR (1)	GR80708B (en)
IT (1)	IT8323312U1 (en)
NO (1)	NO163916C (en)
PT (1)	PT79376B (en)
SE (1)	SE8405244L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1254599B (en) *	1992-02-07	1995-09-28		MULTI-STAGE CENTRIFUGAL PUMP
DE19800617A1 (en)	1998-01-12	1999-07-15	Klein Schanzlin & Becker Ag	Centrifugal pump
AUPQ721300A0 (en)	2000-05-01	2000-05-25	Davey Products Pty Ltd	Impeller sealing arrangement
RU2193115C2 (en) *	2000-10-12	2002-11-20	Рабинович Александр Исаакович	Submersible pump stage
RU2457364C1 (en) *	2010-11-29	2012-07-27	Общество с ограниченной ответственностью "МТК-строй"	Bottom hole pump stage and method of its production
EP2535591B1 (en) *	2011-06-15	2014-04-23	Grundfos Management A/S	Centrifugal pump

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1783427A (en) *	1924-08-11	1930-12-02	Irving C Jennings	Sealing device for centrifugal pumps
FR850685A (en) *	1938-05-21	1939-12-22	G & J Weir	Improvements to rotary pumps
GB539373A (en) *	1940-04-20	1941-09-08	Hayward Tyler & Co Ltd	Improvements in centrifugal pumps
GB772654A (en) *	1952-12-17	1957-04-17	Hayward Tyler & Company Ltd	Improvements in or relating to submersible pumps, especially for use in submersible pump-motor combinations
GB867586A (en) *	1957-06-03	1961-05-10	Duro Co	Submersible type pump
DK115677B (en) *	1966-08-09	1969-10-27	Grundfos As	Centrifugal pump.
GB1283696A (en) *	1968-11-05	1972-08-02	Weir Pumps Ltd	Improvements in or relating to multistage rotary fluid flow machines
DE2952427A1 (en) *	1979-12-27	1981-07-02	Sigma Koncern, Olomouc	Multi=stage centrifugal hydraulic pump - has centripetal stator passages increasing in axial dimension radially inwards to reduce swirl losses
EP0039435A1 (en) *	1980-05-02	1981-11-11	Jacuzzi Inc.	Free floating sealing disk for centrifugal fluid pump

1983
- 1983-10-21 IT ITMI1983U23312U patent/IT8323312U1/en unknown
1984
- 1984-10-17 NO NO84844146A patent/NO163916C/en unknown
- 1984-10-18 GR GR80708A patent/GR80708B/en unknown
- 1984-10-18 PT PT79376A patent/PT79376B/en unknown
- 1984-10-18 GB GB08426385A patent/GB2150221B/en not_active Expired
- 1984-10-19 ES ES1984282125U patent/ES282125Y/en not_active Expired
- 1984-10-19 SE SE8405244A patent/SE8405244L/en not_active Application Discontinuation
- 1984-10-19 DE DE19843438480 patent/DE3438480A1/en not_active Withdrawn
- 1984-10-19 FR FR848416052A patent/FR2558539B1/en not_active Expired

Also Published As

Publication number	Publication date
PT79376A (en)	1984-11-01
GR80708B (en)	1985-02-19
GB8426385D0 (en)	1984-11-21
FR2558539A1 (en)	1985-07-26
GB2150221A (en)	1985-06-26
FR2558539B1 (en)	1989-09-08
SE8405244L (en)	1985-04-22
IT8323312V0 (en)	1983-10-21
ES282125Y (en)	1985-12-16
NO163916B (en)	1990-04-30
SE8405244D0 (en)	1984-10-19
NO844146L (en)	1985-04-22
PT79376B (en)	1986-08-08
ES282125U (en)	1985-05-01
IT8323312U1 (en)	1985-04-21
NO163916C (en)	1990-08-08
DE3438480A1 (en)	1985-05-09

Publication	Publication Date	Title
GB2121479B (en)	1985-12-04	Centrifugal compressors
GB8422064D0 (en)	1984-10-03	Centrifugal pump
GB8324620D0 (en)	1983-10-19	Centrifugal pump
GB2143285B (en)	1987-11-11	Centrifugal impeller
GB2121110B (en)	1985-11-13	Turbomolecular pump
GB2118627B (en)	1985-09-25	Multistage fans
GB8407854D0 (en)	1984-05-02	Pump impellers
GB8333534D0 (en)	1984-01-25	Centrifugal pump
ZW5982A1 (en)	1982-08-04	Centrifugal pump
AU564835B2 (en)	1987-08-27	Centrifugal pump impeller
GB2168764B (en)	1989-06-07	Centrifugal pump impellers
DE3277927D1 (en)	1988-02-11	Centrifugal pump
GB2092226B (en)	1984-10-24	Centrifugal pumps
GB8303966D0 (en)	1983-03-16	Impeller pumps
GB2150221B (en)	1987-07-15	Multistage centrifugal pumps
GB2146073B (en)	1987-04-01	Turbomolecular pumps
GB8413009D0 (en)	1984-06-27	Centrifugal pump
GB2152584B (en)	1987-02-25	Centrifugal pump
AU567599B2 (en)	1987-11-26	Centrifugal pump impeller
GB2107396B (en)	1985-01-03	Centrifugal pump
GB2145156B (en)	1987-01-07	Centrifugal pump
AU563395B2 (en)	1987-07-09	Centrifugal pump impeller
GB2136918B (en)	1986-08-28	Pump impeller arrangement
ZA839093B (en)	1984-08-29	Centrifugal pump
GB8501189D0 (en)	1985-02-20	Multistage centrifugal pump

Legal Events

Date	Code	Title	Description
1991-06-12	PCNP	Patent ceased through non-payment of renewal fee