EP0837246A3 - Boítier d'un ventilateur pour l'alimentation en air d'un système de ventilation - Google Patents

Boítier d'un ventilateur pour l'alimentation en air d'un système de ventilation Download PDF

Info

Publication number: EP0837246A3
Authority: EP; European Patent Office
Prior art keywords: impeller; fan housing; ventilation system; feeding air; shaft
Prior art date: 1996-10-15
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP97850137A

Other languages

German (de)

English (en)

Other versions

EP0837246A2 (fr

Inventor

Gunnar Berg

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.)

PM-Luft AB

PM Luft

Original Assignee

PM-Luft AB

PM Luft

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.)

1996-10-15

Filing date

1997-10-14

Publication date

1998-11-18

1997-10-14 Application filed by PM-Luft AB, PM Luft filed Critical PM-Luft AB

1998-04-22 Publication of EP0837246A2 publication Critical patent/EP0837246A2/fr

1998-11-18 Publication of EP0837246A3 publication Critical patent/EP0837246A3/fr

Status Withdrawn legal-status Critical Current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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

EP97850137A 1996-10-15 1997-10-14 Boítier d'un ventilateur pour l'alimentation en air d'un système de ventilation Withdrawn EP0837246A3 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE9603762		1996-10-15
SE9603762A SE9603762L (sv)	1996-10-15	1996-10-15	Fläkthus för matning av luft till ett ventitlationssystem

Publications (2)

Publication Number	Publication Date
EP0837246A2 EP0837246A2 (fr)	1998-04-22
EP0837246A3 true EP0837246A3 (fr)	1998-11-18

Family

ID=20404248

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP97850137A Withdrawn EP0837246A3 (fr)	1996-10-15	1997-10-14	Boítier d'un ventilateur pour l'alimentation en air d'un système de ventilation

Country Status (2)

Country	Link
EP (1)	EP0837246A3 (fr)
SE (1)	SE9603762L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19934586A1 (de) *	1999-07-23	2001-01-25	Behr Gmbh & Co	Gebläse
JP2004169579A (ja) *	2002-11-18	2004-06-17	Sanden Corp	遠心式送風機
US7591633B2 (en) *	2005-09-13	2009-09-22	Trane International, Inc.	Centrifugal blower for air handling equipment

Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB926088A (en) *	1960-11-08	1963-05-15	Brightside Heating & Engineeri	Improvements relating to centrifugal fans
US3174682A (en) *	1961-07-01	1965-03-23	Daimler Benz Ag	Heating or cooling fan
US3312389A (en) *	1964-05-04	1967-04-04	Fukuo Saeki	Air blower device with silencer
US3485443A (en) *	1968-12-12	1969-12-23	Trane Co	Fan scroll
GB1419591A (en) *	1972-03-03	1975-12-31	Ltg Lufttechnische Gmbh	Radial flow fan
US3950835A (en) *	1974-10-02	1976-04-20	Carrier Corporation	Fan assembly and method of manufacturing same
DE7129939U (de) *	1971-08-04	1977-03-24	Papst - Motoren Kg, 7742 St Georgen	Lüfter, insbesondere Tischlüfter
EP0083704A1 (fr) *	1981-12-24	1983-07-20	FSL Fenster-System-Lüftung GmbH	Ventilateur, notamment ventilateur incorporé

1996
- 1996-10-15 SE SE9603762A patent/SE9603762L/ not_active Application Discontinuation
1997
- 1997-10-14 EP EP97850137A patent/EP0837246A3/fr not_active Withdrawn

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB926088A (en) *	1960-11-08	1963-05-15	Brightside Heating & Engineeri	Improvements relating to centrifugal fans
US3174682A (en) *	1961-07-01	1965-03-23	Daimler Benz Ag	Heating or cooling fan
US3312389A (en) *	1964-05-04	1967-04-04	Fukuo Saeki	Air blower device with silencer
US3485443A (en) *	1968-12-12	1969-12-23	Trane Co	Fan scroll
DE7129939U (de) *	1971-08-04	1977-03-24	Papst - Motoren Kg, 7742 St Georgen	Lüfter, insbesondere Tischlüfter
GB1419591A (en) *	1972-03-03	1975-12-31	Ltg Lufttechnische Gmbh	Radial flow fan
US3950835A (en) *	1974-10-02	1976-04-20	Carrier Corporation	Fan assembly and method of manufacturing same
EP0083704A1 (fr) *	1981-12-24	1983-07-20	FSL Fenster-System-Lüftung GmbH	Ventilateur, notamment ventilateur incorporé

Also Published As

Publication number	Publication date
EP0837246A2 (fr)	1998-04-22
SE9603762L (sv)	1998-04-16
SE9603762D0 (sv)	1996-10-15

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Legal Events

Date	Code	Title	Description
1998-03-06	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1998-04-22	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
1998-04-22	AX	Request for extension of the european patent	Free format text: AL;LT;LV;RO;SI
1998-10-02	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1998-11-18	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
1998-11-18	AX	Request for extension of the european patent	Free format text: AL;LT;LV;RO;SI
1999-07-28	AKX	Designation fees paid
2000-02-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2000-03-29	18D	Application deemed to be withdrawn	Effective date: 19990519
2000-05-04	REG	Reference to a national code	Ref country code: DE Ref legal event code: 8566