DE2548999B2 - Gebläsering für ein Axialgebläse - Google Patents

Gebläsering für ein Axialgebläse

Info

Publication number
DE2548999B2
DE2548999B2 DE2548999A DE2548999A DE2548999B2 DE 2548999 B2 DE2548999 B2 DE 2548999B2 DE 2548999 A DE2548999 A DE 2548999A DE 2548999 A DE2548999 A DE 2548999A DE 2548999 B2 DE2548999 B2 DE 2548999B2
Authority
DE
Germany
Prior art keywords
fan
sound
ring
layer
protective layer
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.)
Ceased
Application number
DE2548999A
Other languages
German (de)
English (en)
Other versions
DE2548999A1 (de
Inventor
Kunihiko Takatsuki Osaka Minami (Japan)
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.)
SASAKURA ENGINEERING Co Ltd OSAKA (JAPAN)
Original Assignee
SASAKURA ENGINEERING Co Ltd OSAKA (JAPAN)
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 SASAKURA ENGINEERING Co Ltd OSAKA (JAPAN) filed Critical SASAKURA ENGINEERING Co Ltd OSAKA (JAPAN)
Publication of DE2548999A1 publication Critical patent/DE2548999A1/de
Publication of DE2548999B2 publication Critical patent/DE2548999B2/de
Ceased 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Exhaust Silencers (AREA)
DE2548999A 1974-11-05 1975-11-03 Gebläsering für ein Axialgebläse Ceased DE2548999B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49127804A JPS5153606A (en) 1974-11-05 1974-11-05 Puroperafuanno soonboshofuanringu

Publications (2)

Publication Number Publication Date
DE2548999A1 DE2548999A1 (de) 1976-05-13
DE2548999B2 true DE2548999B2 (de) 1978-12-14

Family

ID=14969076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2548999A Ceased DE2548999B2 (de) 1974-11-05 1975-11-03 Gebläsering für ein Axialgebläse

Country Status (7)

Country Link
JP (1) JPS5153606A (nl)
BR (1) BR7507271A (nl)
DE (1) DE2548999B2 (nl)
FR (1) FR2290589A1 (nl)
GB (1) GB1514584A (nl)
IT (1) IT1049003B (nl)
NL (1) NL7512418A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0413987A2 (de) * 1989-08-23 1991-02-27 GEBHARDT VENTILATOREN GMBH & CO. Axialventilator

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5380106U (nl) * 1976-12-07 1978-07-04
ZA783845B (en) * 1977-07-13 1979-07-25 Carrier Corp Pressure variation absorber
FR2414649A1 (fr) * 1978-01-12 1979-08-10 Etri Sa Ventilateur axial a boitier polygonal plat, notamment carre
GB2330624A (en) * 1997-10-23 1999-04-28 Wang Samw Hong Jen Fan device with noise reduction
NL1034926C2 (nl) * 2008-01-18 2009-07-21 Holland Conditioning Parkeersystemen Bv Ventilatorinrichting met ophanging aan motor.
IT1403249B1 (it) * 2010-11-19 2013-10-17 Luve Spa Dispositivo silenziatore, particolarmente per i ventilatori di aero-scambiatori e simili.
CN104454587B (zh) * 2014-11-12 2017-02-08 华为技术有限公司 一种风扇
GB201707836D0 (en) 2017-05-16 2017-06-28 Oscar Propulsion Ltd Outlet guide vanes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0413987A2 (de) * 1989-08-23 1991-02-27 GEBHARDT VENTILATOREN GMBH & CO. Axialventilator
EP0413987A3 (en) * 1989-08-23 1991-09-25 Gebhardt Ventilatoren Gmbh & Co. Axial fan

Also Published As

Publication number Publication date
IT1049003B (it) 1981-01-20
FR2290589A1 (fr) 1976-06-04
JPS5153606A (en) 1976-05-12
FR2290589B3 (nl) 1979-09-21
NL7512418A (nl) 1976-05-07
DE2548999A1 (de) 1976-05-13
GB1514584A (en) 1978-06-14
BR7507271A (pt) 1976-08-03

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Legal Events

Date Code Title Description
8235 Patent refused