EP2400162A3 - Ventilateur centrifuge amélioré, en particulier pour hottes d'extraction - Google Patents

Ventilateur centrifuge amélioré, en particulier pour hottes d'extraction Download PDF

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Publication number
EP2400162A3
EP2400162A3 EP11170800.4A EP11170800A EP2400162A3 EP 2400162 A3 EP2400162 A3 EP 2400162A3 EP 11170800 A EP11170800 A EP 11170800A EP 2400162 A3 EP2400162 A3 EP 2400162A3
Authority
EP
European Patent Office
Prior art keywords
axis
centrifugal fan
impeller
helical
pair
Prior art date
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.)
Withdrawn
Application number
EP11170800.4A
Other languages
German (de)
English (en)
Other versions
EP2400162A2 (fr
Inventor
Paolo Mazzieri
Antonio Ranalli
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.)
Sit SpA
Original Assignee
Sit 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
Application filed by Sit SpA filed Critical Sit SpA
Publication of EP2400162A2 publication Critical patent/EP2400162A2/fr
Publication of EP2400162A3 publication Critical patent/EP2400162A3/fr
Withdrawn legal-status Critical Current

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
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F04D29/424—Double entry casings
    • 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
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP11170800.4A 2010-06-24 2011-06-21 Ventilateur centrifuge amélioré, en particulier pour hottes d'extraction Withdrawn EP2400162A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITPD20100047 ITPD20100047U1 (it) 2010-06-24 2010-06-24 Ventilatore centrifugo perfezionato, particolarmente per cappe aspiranti

Publications (2)

Publication Number Publication Date
EP2400162A2 EP2400162A2 (fr) 2011-12-28
EP2400162A3 true EP2400162A3 (fr) 2017-06-07

Family

ID=43740564

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11170800.4A Withdrawn EP2400162A3 (fr) 2010-06-24 2011-06-21 Ventilateur centrifuge amélioré, en particulier pour hottes d'extraction

Country Status (2)

Country Link
EP (1) EP2400162A3 (fr)
IT (1) ITPD20100047U1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105545775A (zh) * 2016-01-13 2016-05-04 佛山市顺德区海伦宝电器有限公司 一种冷风扇的风道结构
CN112392761B (zh) * 2019-08-14 2023-02-17 青岛海尔空调器有限总公司 离心风机及空气调节装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573869A (en) * 1982-07-21 1986-03-04 Tokyo Shibaura Denki Kabushiki Kaisha Blower
EP0985829A2 (fr) * 1998-09-11 2000-03-15 ebm Werke GmbH & Co. Boítier pour soufflante radial
EP1483508A1 (fr) * 2002-03-05 2004-12-08 Ln 2 - S.R.L. Appareil d'aspiration electrique
EP1923573A2 (fr) * 2006-11-20 2008-05-21 LN 2 S.R.L. a socio unico Collecteur de type défilement, particulièrement pour des ventilateurs à utiliser dans des hottes d'extraction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573869A (en) * 1982-07-21 1986-03-04 Tokyo Shibaura Denki Kabushiki Kaisha Blower
EP0985829A2 (fr) * 1998-09-11 2000-03-15 ebm Werke GmbH & Co. Boítier pour soufflante radial
EP1483508A1 (fr) * 2002-03-05 2004-12-08 Ln 2 - S.R.L. Appareil d'aspiration electrique
EP1923573A2 (fr) * 2006-11-20 2008-05-21 LN 2 S.R.L. a socio unico Collecteur de type défilement, particulièrement pour des ventilateurs à utiliser dans des hottes d'extraction

Also Published As

Publication number Publication date
ITPD20100047U1 (it) 2011-12-25
EP2400162A2 (fr) 2011-12-28

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