IT1243113B - Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante - Google Patents

Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante

Info

Publication number: IT1243113B
Authority: IT; Italy
Prior art keywords: impeller; self; impeller pump; channels; priming centrifugal
Prior art date: 1990-06-08

Application number

IT08557990A

Other languages

English (en)

Other versions

IT9085579A1 (it

IT9085579A0 (it

Inventor

Carlo Serafin

Original Assignee

Calpeda A 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

1990-06-08

Publication date

1994-05-24

1990-06-08 Application filed by Calpeda A Spa filed Critical Calpeda A Spa

1990-06-08 Priority to IT08557990A priority Critical patent/IT1243113B/it

1990-06-08 Publication of IT9085579A0 publication Critical patent/IT9085579A0/it

1991-06-04 Priority to EP91109096A priority patent/EP0460597B1/en

1991-06-04 Priority to AT91109096T priority patent/ATE117412T1/de

1991-06-04 Priority to DE69106779T priority patent/DE69106779T2/de

1991-06-04 Priority to ES91109096T priority patent/ES2071164T3/es

1991-06-06 Priority to US07/711,091 priority patent/US5226790A/en

1991-12-08 Publication of IT9085579A1 publication Critical patent/IT9085579A1/it

1994-05-24 Application granted granted Critical

1994-05-24 Publication of IT1243113B publication Critical patent/IT1243113B/it

1995-04-14 Priority to GR950400347T priority patent/GR3015785T3/el

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)

IT08557990A 1990-06-08 1990-06-08 Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante IT1243113B (it)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
IT08557990A IT1243113B (it)	1990-06-08	1990-06-08	Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante
EP91109096A EP0460597B1 (en)	1990-06-08	1991-06-04	Single impeller centrifugal pump with a peripheral-longitudinal diffuser
AT91109096T ATE117412T1 (de)	1990-06-08	1991-06-04	Einstufige kreiselpumpe mit einem peripherisch- axialen diffusor.
DE69106779T DE69106779T2 (de)	1990-06-08	1991-06-04	Einstufige Kreiselpumpe mit einem peripherisch-axialen Diffusor.
ES91109096T ES2071164T3 (es)	1990-06-08	1991-06-04	Bomba centrifuga monocelular con un difusor periferico-longitudinal.
US07/711,091 US5226790A (en)	1990-06-08	1991-06-06	Peripheral-longitudinal diffusser for a single-impeller centrifugal pump
GR950400347T GR3015785T3 (en)	1990-06-08	1995-04-14	Single impeller centrifugal pump with a peripheral-longitudinal diffuser.

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 (3)

Publication Number	Publication Date
IT9085579A0 IT9085579A0 (it)	1990-06-08
IT9085579A1 IT9085579A1 (it)	1991-12-08
IT1243113B true IT1243113B (it)	1994-05-24

Family

ID=11328414

Family Applications (1)

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

Country Status (7)

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

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
AU2021249219A1 (en)	2020-04-03	2022-10-06	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 (it) *	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 AT AT91109096T patent/ATE117412T1/de not_active IP Right Cessation
- 1991-06-04 EP EP91109096A patent/EP0460597B1/en not_active Expired - Lifetime
- 1991-06-04 DE DE69106779T patent/DE69106779T2/de not_active Expired - Fee Related
- 1991-06-04 ES ES91109096T patent/ES2071164T3/es not_active Expired - Lifetime
- 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
GR3015785T3 (en)	1995-07-31
EP0460597A2 (en)	1991-12-11
ATE117412T1 (de)	1995-02-15
EP0460597B1 (en)	1995-01-18
IT9085579A1 (it)	1991-12-08
US5226790A (en)	1993-07-13
DE69106779D1 (de)	1995-03-02
IT9085579A0 (it)	1990-06-08
EP0460597A3 (en)	1992-03-04
DE69106779T2 (de)	1995-09-07
ES2071164T3 (es)	1995-06-16

Publication	Publication Date	Title
MY124075A (en)	2006-06-30	Improvements relating to froth pumps
IT1234116B (it)	1992-04-29	Pompa centrifuga autoadescante.
IT1234126B (it)	1992-04-29	Cassa statorica, particolarmente per pompa radiale centrifuga, nonche' metodo per la sua realizzazione
GB2290839A (en)	1996-01-10	Centrifugal Seal Assembly
IT1243113B (it)	1994-05-24	Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante
EP0552661B1 (en)	1996-05-01	Self priming centrifugal pump
WO2000068575A3 (en)	2001-02-01	Centrifugal pump
AUPR904301A0 (en)	2001-12-20	Blower unit
DE59406012D1 (de)	1998-06-25	Verstopfungsfreie Kreiselpumpe
DE69909347D1 (de)	2003-08-14	Selbstansaugende Strahlpumpe mit Durchflusskontrollvorrichtung
EP0269903A3 (en)	1989-07-26	Inlet housing for flow machines
IT1287367B1 (it)	1998-08-04	Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.
FI101842B1 (fi)	1998-08-31	Sähkökoneen tuuletin
SE9001193D0 (sv)	1990-04-02	Igensaettningsfri pump
WO1979000782A1 (en)	1979-10-18	Motor pump with impeller rotor
GB2020360A (en)	1979-11-14	Centrifugal pumps
US3374747A (en)	1968-03-26	Self-priming device and method for pumps
EP1452740A3 (en)	2008-12-17	Hydrodynamic sealing system for centrifugal systems
ES1019222U (es)	1992-03-01	Maquina lavavajillas con conjunto de bombeo.
JP2876727B2 (ja)	1999-03-31	自吸式多段うず巻ポンプ
SU1508010A1 (ru)	1989-09-15	Вертикальный центробежный насос
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
GB2017823A (en)	1979-10-10	Centrifugal fans blowers compressors or the like
GB1408120A (en)	1975-10-01	Blower attachment

Legal Events

Date	Code	Title	Description
1994-05-24	0001	Granted
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950623