DE69209484T3 - Lüfter mit konvexen Schaufeln - Google Patents

Lüfter mit konvexen Schaufeln

Info

Publication number
DE69209484T3
DE69209484T3 DE1992609484 DE69209484T DE69209484T3 DE 69209484 T3 DE69209484 T3 DE 69209484T3 DE 1992609484 DE1992609484 DE 1992609484 DE 69209484 T DE69209484 T DE 69209484T DE 69209484 T3 DE69209484 T3 DE 69209484T3
Authority
DE
Germany
Prior art keywords
fan
convex blades
blades
convex
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.)
Expired - Lifetime
Application number
DE1992609484
Other languages
English (en)
Other versions
DE69209484D1 (de
DE69209484T2 (de
Inventor
Alessandro Spaggiari
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.)
Spal SRL
Original Assignee
Spal SRL
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=8212062&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69209484(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Spal SRL filed Critical Spal SRL
Publication of DE69209484D1 publication Critical patent/DE69209484D1/de
Application granted granted Critical
Publication of DE69209484T2 publication Critical patent/DE69209484T2/de
Publication of DE69209484T3 publication Critical patent/DE69209484T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE1992609484 1992-01-30 1992-01-30 Lüfter mit konvexen Schaufeln Expired - Lifetime DE69209484T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19920830038 EP0553598B2 (de) 1992-01-30 1992-01-30 Lüfter mit konvexen Schaufeln

Publications (3)

Publication Number Publication Date
DE69209484D1 DE69209484D1 (de) 1996-05-02
DE69209484T2 DE69209484T2 (de) 1996-09-05
DE69209484T3 true DE69209484T3 (de) 1999-04-01

Family

ID=8212062

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992609484 Expired - Lifetime DE69209484T3 (de) 1992-01-30 1992-01-30 Lüfter mit konvexen Schaufeln

Country Status (3)

Country Link
EP (1) EP0553598B2 (de)
DE (1) DE69209484T3 (de)
ES (1) ES2087501T5 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2723408A1 (fr) * 1994-08-03 1996-02-09 Licentia Gmbh Ventilateur axial, en particulier pour une soufflante de refroidissement d'un moteur de vehicule automobile.
CN1061417C (zh) * 1997-08-19 2001-01-31 吴凤清 自然风电风扇
EP0945625B1 (de) * 1998-03-23 2004-03-03 SPAL S.r.l. Axiallüfter
EP0945627B1 (de) 1998-03-23 2004-01-02 SPAL S.r.l. Axiallüfter
FR2781843B1 (fr) * 1998-07-28 2000-10-20 Valeo Thermique Moteur Sa Helice de ventilateur compacte optimisee
ITBO20040417A1 (it) * 2004-07-06 2004-10-06 Spal Srl Ventola a flusso assiale
US7937775B2 (en) 2005-08-09 2011-05-10 Microtek Medical, Inc. Surgical protective head gear assembly including high volume air delivery system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1218244A (fr) * 1958-03-05 1960-05-09 Ventilateur d'évacuation des copeaux pour machines-outils
FR1315717A (fr) * 1960-12-19 1963-01-25 Lyonnaise Ventilation Ventilateur hélicoïde perfectionné
US4358245A (en) * 1980-09-18 1982-11-09 Bolt Beranek And Newman Inc. Low noise fan
DE3220574A1 (de) * 1982-06-01 1983-12-01 Siemens AG, 1000 Berlin und 8000 München Leitradloser axialventilator, insbesondere fuer elektromotorisch angetriebene kraftfahrzeug-kuehlerventilatoren
US4569632A (en) * 1983-11-08 1986-02-11 Airflow Research And Manufacturing Corp. Back-skewed fan
DE3724319A1 (de) * 1987-07-22 1989-02-09 Klifa Gmbh & Co Luefterrad fuer ein kuehlgeblaese
IT214345Z2 (it) * 1988-04-01 1990-05-03 Magneti Marelli Spa Ventilatore assiale particolarmente per autoveicoli

Also Published As

Publication number Publication date
EP0553598B2 (de) 1998-11-25
ES2087501T5 (es) 1999-04-16
EP0553598A1 (de) 1993-08-04
DE69209484D1 (de) 1996-05-02
ES2087501T3 (es) 1996-07-16
EP0553598B1 (de) 1996-03-27
DE69209484T2 (de) 1996-09-05

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings