IT1225597B - Pompa autoadescante ad eiettore con corona direttrice assiale. - Google Patents

Pompa autoadescante ad eiettore con corona direttrice assiale.

Info

Publication number
IT1225597B
IT1225597B IT8885644A IT8564488A IT1225597B IT 1225597 B IT1225597 B IT 1225597B IT 8885644 A IT8885644 A IT 8885644A IT 8564488 A IT8564488 A IT 8564488A IT 1225597 B IT1225597 B IT 1225597B
Authority
IT
Italy
Prior art keywords
crown
self
ejector pump
axial directional
priming ejector
Prior art date
Application number
IT8885644A
Other languages
English (en)
Other versions
IT8885644A0 (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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11329488&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1225597(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Calpeda A Spa filed Critical Calpeda A Spa
Priority to IT8885644A priority Critical patent/IT1225597B/it
Publication of IT8885644A0 publication Critical patent/IT8885644A0/it
Priority to EP89117553A priority patent/EP0361328B1/en
Priority to DE8989117553T priority patent/DE68901122D1/de
Priority to ES198989117553T priority patent/ES2031329T3/es
Application granted granted Critical
Publication of IT1225597B publication Critical patent/IT1225597B/it

Links

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
    • F04D9/04—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT8885644A 1988-09-26 1988-09-26 Pompa autoadescante ad eiettore con corona direttrice assiale. IT1225597B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8885644A IT1225597B (it) 1988-09-26 1988-09-26 Pompa autoadescante ad eiettore con corona direttrice assiale.
EP89117553A EP0361328B1 (en) 1988-09-26 1989-09-22 Self-priming jet pump with an axial diffuser
DE8989117553T DE68901122D1 (de) 1988-09-26 1989-09-22 Selbstansaugende strahlpumpe mit axialem diffusor.
ES198989117553T ES2031329T3 (es) 1988-09-26 1989-09-22 Bomba de chorro autocebante con difusor axial.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8885644A IT1225597B (it) 1988-09-26 1988-09-26 Pompa autoadescante ad eiettore con corona direttrice assiale.

Publications (2)

Publication Number Publication Date
IT8885644A0 IT8885644A0 (it) 1988-09-26
IT1225597B true IT1225597B (it) 1990-11-22

Family

ID=11329488

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8885644A IT1225597B (it) 1988-09-26 1988-09-26 Pompa autoadescante ad eiettore con corona direttrice assiale.

Country Status (4)

Country Link
EP (1) EP0361328B1 (it)
DE (1) DE68901122D1 (it)
ES (1) ES2031329T3 (it)
IT (1) IT1225597B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1234116B (it) * 1989-06-07 1992-04-29 Novax S R L Pompa centrifuga autoadescante.
IT1243113B (it) 1990-06-08 1994-05-24 Calpeda A Spa Diffusore longitudinale periferico per pompa monogirante centrifuga autoadescante
FR2696793B1 (fr) * 1992-10-13 1995-01-06 Salmson Pompes Pompe à refoulement axial.
IT1287367B1 (it) 1996-11-27 1998-08-04 Calpeda A Spa Dispositivo diffusore e convogliatore per pompa monogirante centrifuga autoadescante.
ITVI980028A1 (it) 1998-02-13 1999-08-13 Calpeda A Spa Pompa autodescante ad eiettore con dispositivo di controllo del flusso
IT1315546B1 (it) * 2000-11-14 2003-02-18 Calpeda A Spa Ruota direttrice per pompe centrifughe
ES2258712T3 (es) * 2003-08-29 2006-09-01 Pedrollo S.P.A. Bomba centrifuga autocebante.
ITPD20070414A1 (it) * 2007-12-19 2009-06-20 Ln 2 Srl Socio Unico Ventilatore centrifugo
ES2460369B1 (es) * 2012-11-12 2015-03-02 Coprecitec Sl Bomba de circulación de fluido adaptada para un aparato electrodoméstico
CN108252919A (zh) * 2018-03-19 2018-07-06 浙江大元泵业股份有限公司 一种喷射泵及其导叶
WO2020108432A1 (zh) * 2018-11-28 2020-06-04 陈久斌 涡机
CN114109911B (zh) * 2021-12-25 2024-05-17 浙江日井泵业股份有限公司 一种可有效降低噪音的泵体以及自吸泵

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE906894C (de) * 1941-10-16 1956-08-09 Siemen & Hinsch Gmbh Leitrad fuer Kreiselpumpen
US2941474A (en) * 1956-08-20 1960-06-21 Fairbanks Morse & Co Self-priming pumping apparatus
US3730641A (en) * 1972-03-10 1973-05-01 Flint & Walling Inc Centrifugal pumps
DE3718273C2 (de) * 1986-09-01 1994-12-15 Apollowerk Goesnitz Gmbh Selbstansaugende horizontale Radialkreiselpumpe

Also Published As

Publication number Publication date
EP0361328A1 (en) 1990-04-04
IT8885644A0 (it) 1988-09-26
EP0361328B1 (en) 1992-04-01
DE68901122D1 (de) 1992-05-07
ES2031329T3 (es) 1992-12-01

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980915