DE69106779D1 - Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor. - Google Patents

Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor.

Info

Publication number: DE69106779D1
Authority: DE; Germany
Prior art keywords: impeller; channels; peripheral; centrifugal pump; stage centrifugal
Prior art date: 1990-06-08
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 - Fee Related

Application number

DE69106779T

Other languages

English (en)

Other versions

DE69106779T2 (de

Inventor

Carlo Serafin

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.)

Calpeda SpA

Original Assignee

Calpeda 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.)

1990-06-08

Filing date

1991-06-04

Publication date

1995-03-02

1991-06-04 Application filed by Calpeda SpA filed Critical Calpeda SpA

1995-03-02 Application granted granted Critical

1995-03-02 Publication of DE69106779D1 publication Critical patent/DE69106779D1/de

1995-09-07 Publication of DE69106779T2 publication Critical patent/DE69106779T2/de

2011-06-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- F04D9/00—Priming; Preventing vapour lock
- F04D9/02—Self-priming pumps
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H4/00—Swimming or splash baths or pools
- E04H4/12—Devices or arrangements for circulating water, i.e. devices for removal of polluted water, cleaning baths or for water treatment
- E04H4/1209—Treatment of water for swimming pools
- E04H4/1245—Recirculating pumps for swimming pool water
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/445—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps
- F04D29/448—Fluid-guiding means, e.g. diffusers especially adapted for liquid pumps bladed diffusers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/004—Priming of not self-priming pumps
- F04D9/005—Priming of not self-priming pumps by adducting or recycling liquid
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/04—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock
- F04D9/06—Priming; Preventing vapour lock using priming pumps; using booster pumps to prevent vapour-lock of jet type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Architecture (AREA)
Water Supply & Treatment (AREA)
Civil Engineering (AREA)
Structural Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Sustainable Development (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

DE69106779T 1990-06-08 1991-06-04 Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor. Expired - Fee Related DE69106779T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT08557990A IT1243113B (it)	1990-06-08	1990-06-08	Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante

Publications (2)

Publication Number	Publication Date
DE69106779D1 true DE69106779D1 (de)	1995-03-02
DE69106779T2 DE69106779T2 (de)	1995-09-07

Family

ID=11328414

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69106779T Expired - Fee Related DE69106779T2 (de)	1990-06-08	1991-06-04	Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor.

Country Status (7)

Country	Link
US (1)	US5226790A (de)
EP (1)	EP0460597B1 (de)
AT (1)	ATE117412T1 (de)
DE (1)	DE69106779T2 (de)
ES (1)	ES2071164T3 (de)
GR (1)	GR3015785T3 (de)
IT (1)	IT1243113B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1287367B1 (it)	1996-11-27	1998-08-04	Calpeda A Spa	Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.
DE19804907C1 (de) *	1998-02-07	1999-07-15	Brinkmann Pumpen K H Brinkmann	Kreiselpumpe mit entlüfteter Pumpenkammer
ITVI980028A1 (it) *	1998-02-13	1999-08-13	Calpeda A Spa	Pompa autodescante ad eiettore con dispositivo di controllo del flusso
US9086075B2 (en) *	2011-07-07	2015-07-21	Pentair Water Pool And Spa, Inc.	Impeller assembly and method
US9157448B2 (en)	2012-04-03	2015-10-13	General Electric Company	Turbulence member, system and fluid handling device for protecting a seal assembly
CN104763641B (zh) *	2015-03-30	2017-08-25	强胜精密机械(苏州)有限公司	一种旋流自吸泵
WO2021202090A1 (en) *	2020-04-03	2021-10-07	Zodiac Pool Systems Llc	Swimming pool and spa pumps configured to improve priming performance

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2766698A (en) *	1950-07-18	1956-10-16	J C Carter Company	Pump
US2941474A (en)	1956-08-20	1960-06-21	Fairbanks Morse & Co	Self-priming pumping apparatus
US2934021A (en)	1956-10-09	1960-04-26	F E Meyers & Bro Co	Shallow well self-priming jet pump
US3307485A (en) *	1965-10-13	1967-03-07	Denver Equip Co	Pump
US3826589A (en) *	1972-06-22	1974-07-30	Sta Rite Industries	Plastic pump construction
CH603943A5 (de) *	1973-04-26	1978-08-31	Speck Daniel Speck Pumpen & So
US4453886A (en) *	1979-02-12	1984-06-12	Wilson Elwin R	Centrifugal venturi
DE3718273C2 (de) *	1986-09-01	1994-12-15	Apollowerk Goesnitz Gmbh	Selbstansaugende horizontale Radialkreiselpumpe
IT1225597B (it)	1988-09-26	1990-11-22	Calpeda A Spa	Pompa autoadescante ad eiettore con corona direttrice assiale.
IT1234504B (it) *	1989-08-18	1992-05-18	Tiziano Carretta	Cassa statorica in lamiera metallica, particolarmente per pompe radiali centrifughe

1990
- 1990-06-08 IT IT08557990A patent/IT1243113B/it active IP Right Grant
1991
- 1991-06-04 ES ES91109096T patent/ES2071164T3/es not_active Expired - Lifetime
- 1991-06-04 AT AT91109096T patent/ATE117412T1/de not_active IP Right Cessation
- 1991-06-04 EP EP91109096A patent/EP0460597B1/de not_active Expired - Lifetime
- 1991-06-04 DE DE69106779T patent/DE69106779T2/de not_active Expired - Fee Related
- 1991-06-06 US US07/711,091 patent/US5226790A/en not_active Expired - Lifetime
1995
- 1995-04-14 GR GR950400347T patent/GR3015785T3/el unknown

Also Published As

Publication number	Publication date
ES2071164T3 (es)	1995-06-16
EP0460597A3 (en)	1992-03-04
ATE117412T1 (de)	1995-02-15
IT1243113B (it)	1994-05-24
IT9085579A1 (it)	1991-12-08
DE69106779T2 (de)	1995-09-07
GR3015785T3 (en)	1995-07-31
IT9085579A0 (de)	1990-06-08
US5226790A (en)	1993-07-13
EP0460597B1 (de)	1995-01-18
EP0460597A2 (de)	1991-12-11

Publication	Publication Date	Title
CA2229513A1 (en)	1997-05-15	Impeller for vacuum cleaner with tapered blades
CA2144969A1 (en)	1994-04-14	Inlet bell for centrifugal fans
DE69106779D1 (de)	1995-03-02	Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor.
GB2290839A (en)	1996-01-10	Centrifugal Seal Assembly
SE9604000L (sv)	1998-05-02	Köksventilator
WO2000068575A3 (en)	2001-02-01	Centrifugal pump
DE59009190D1 (de)	1995-07-06	Kreiselpumpengehäuse in blechbauweise.
EP0902192A3 (de)	1999-07-14	Spiralgehäusepumpe
EP1458975A4 (de)	2005-08-31	Gebläseeinheiten
CA2005118A1 (en)	1990-06-16	Drainage pump
DE59406012D1 (de)	1998-06-25	Verstopfungsfreie Kreiselpumpe
EP4141262A3 (de)	2023-03-22	Kühlgebläse mit beulen auf der innenseite von gehäusewänden
SE9001193D0 (sv)	1990-04-02	Igensaettningsfri pump
FI101842B1 (fi)	1998-08-31	Sähkökoneen tuuletin
ATE212706T1 (de)	2002-02-15	Sockelquellauslass
SE9001508D0 (sv)	1990-04-26	Method and apparatus for stabilizing the pressure of a centrifugal fan
FR2393175A1 (fr)	1978-12-29	Unite de ventilation combinee a ecoulement radial et transversal
JPS5749100A (en)	1982-03-20	Double suction type fan
ES1018485U (es)	1992-01-16	"lava-vajillas con bomba centrifuga de circulacion"
GB2017823A (en)	1979-10-10	Centrifugal fans blowers compressors or the like
ATE66286T1 (de)	1991-08-15	Ventilator, insbesondere rohrventilator.
SU1413283A1 (ru)	1988-07-30	Диаметральный вентил тор
JPS57140597A (en)	1982-08-31	Blower
SE9603640D0 (sv)	1996-10-07	Luftbehandlingsaggregat
ES8308719A2 (es)	1983-10-01	Mejoras introducidas en el objeto de la patente principal, por "aparato dispersor de agua pulverizada".

Legal Events

Date	Code	Title	Description
1996-02-22	8364	No opposition during term of opposition
2003-04-10	8339	Ceased/non-payment of the annual fee