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CH439569A - Centrifugal fan - Google Patents

Centrifugal fan

Info

Publication number
CH439569A
CH439569A CH949765A CH949765A CH439569A CH 439569 A CH439569 A CH 439569A CH 949765 A CH949765 A CH 949765A CH 949765 A CH949765 A CH 949765A CH 439569 A CH439569 A CH 439569A
Authority
CH
Switzerland
Prior art keywords
centrifugal fan
centrifugal
fan
Prior art date
Application number
CH949765A
Other languages
German (de)
Inventor
Wilson Percy Andrew
Original Assignee
Sound Control Limited
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 Sound Control Limited filed Critical Sound Control Limited
Publication of CH439569A publication Critical patent/CH439569A/en

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
    • 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
    • F04D29/02—Selection of particular materials
    • F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
    • 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
    • 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
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/514—Porosity

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH949765A 1964-07-07 1965-07-07 Centrifugal fan CH439569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27898/64A GB1107726A (en) 1964-07-07 1964-07-07 Improved centrifugal fan or blower and a ventilator embodying the same

Publications (1)

Publication Number Publication Date
CH439569A true CH439569A (en) 1967-07-15

Family

ID=10267063

Family Applications (1)

Application Number Title Priority Date Filing Date
CH949765A CH439569A (en) 1964-07-07 1965-07-07 Centrifugal fan

Country Status (3)

Country Link
CH (1) CH439569A (en)
DE (1) DE1503610A1 (en)
GB (1) GB1107726A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2316458A1 (en) * 1975-07-01 1977-01-28 Challis Louis SOUNDPROOFING DEVICE FOR FANS OR BLOWERS
US4128364A (en) * 1972-11-23 1978-12-05 Papst-Motoren Kg Radial flow fan with motor cooling and resilient support of rotor shaft
US4611531A (en) * 1984-01-14 1986-09-16 Siegenia-Frank, Kg Ventilation appliance
DE3806391A1 (en) * 1988-02-29 1989-09-07 Leidse Houthandel VENTILATION DEVICE
DE4445286A1 (en) * 1994-12-19 1996-06-20 Bosch Siemens Hausgeraete Refrigeration device, in particular refrigerators or freezers

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU173594B (en) * 1976-10-21 1979-06-28 Fuetoeber Epueletgep Termekek Ventilator scroll case with silencing insert of non-uniform thickness
ZA783845B (en) * 1977-07-13 1979-07-25 Carrier Corp Pressure variation absorber
FR2469770A1 (en) * 1979-11-13 1981-05-22 Tuzelestechnikai Kutatointezet Fan with inherent sound insulation - has casing made of sound absorbing plastics with impeller on metal plate cast into casing
DE3151386A1 (en) * 1981-12-24 1983-07-14 FSL Fenster-System-Lüftung GmbH, 6800 Mannheim FAN, ESPECIALLY BUILT-IN BLOWER
DE8400940U1 (en) * 1984-01-14 1984-04-05 Siegenia-Frank Kg, 5900 Siegen VENTILATION DEVICE FOR ROOMS
US5049770A (en) * 1990-03-26 1991-09-17 General Motors Corporation Electric motor-driven impeller-type air pump
JP2846167B2 (en) * 1991-10-09 1999-01-13 株式会社日立製作所 Centrifugal blower, blower of automotive air conditioner and automotive air conditioner equipped with centrifugal blower
DE4443176C1 (en) * 1994-12-05 1996-05-02 Gaggenau Werke Low-noise extractor hood
ATE209303T1 (en) * 1996-05-03 2001-12-15 Idr Holding Sa CENTRIFUGAL FAN
DE202015102251U1 (en) * 2015-05-04 2016-08-05 Rehau Ag & Co Fan unit for ventilation of rooms of a building and frame assembly comprising such a fan unit
CN105673569B (en) * 2016-03-28 2019-06-28 广东美的制冷设备有限公司 Fan assembly, air conditioner room unit and air conditioner
JP7259683B2 (en) * 2019-09-26 2023-04-18 日本電産株式会社 centrifugal fan

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128364A (en) * 1972-11-23 1978-12-05 Papst-Motoren Kg Radial flow fan with motor cooling and resilient support of rotor shaft
FR2316458A1 (en) * 1975-07-01 1977-01-28 Challis Louis SOUNDPROOFING DEVICE FOR FANS OR BLOWERS
US4611531A (en) * 1984-01-14 1986-09-16 Siegenia-Frank, Kg Ventilation appliance
DE3806391A1 (en) * 1988-02-29 1989-09-07 Leidse Houthandel VENTILATION DEVICE
DE4445286A1 (en) * 1994-12-19 1996-06-20 Bosch Siemens Hausgeraete Refrigeration device, in particular refrigerators or freezers
DE4445286C2 (en) * 1994-12-19 1998-12-24 Bosch Siemens Hausgeraete Refrigerator

Also Published As

Publication number Publication date
GB1107726A (en) 1968-03-27
DE1503610A1 (en) 1970-04-16

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