CH505298A - Ein- oder mehrstufiges Zentrifugalgebläse, insbesondere für Staubsauger - Google Patents

Ein- oder mehrstufiges Zentrifugalgebläse, insbesondere für Staubsauger

Info

Publication number
CH505298A
CH505298A CH1784169A CH1784169A CH505298A CH 505298 A CH505298 A CH 505298A CH 1784169 A CH1784169 A CH 1784169A CH 1784169 A CH1784169 A CH 1784169A CH 505298 A CH505298 A CH 505298A
Authority
CH
Switzerland
Prior art keywords
centrifugal fan
vacuum cleaners
stage centrifugal
stage
cleaners
Prior art date
Application number
CH1784169A
Other languages
English (en)
Inventor
Lennart Nilsson Arne
Original Assignee
Electrolux Ab
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 Electrolux Ab filed Critical Electrolux Ab
Publication of CH505298A publication Critical patent/CH505298A/de

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
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary 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
    • F04D29/66—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1784169A 1968-12-20 1969-12-01 Ein- oder mehrstufiges Zentrifugalgebläse, insbesondere für Staubsauger CH505298A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE17526/68A SE330061B (de) 1968-12-20 1968-12-20

Publications (1)

Publication Number Publication Date
CH505298A true CH505298A (de) 1971-03-31

Family

ID=20303704

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1784169A CH505298A (de) 1968-12-20 1969-12-01 Ein- oder mehrstufiges Zentrifugalgebläse, insbesondere für Staubsauger

Country Status (8)

Country Link
US (1) US3628882A (de)
CH (1) CH505298A (de)
DE (1) DE6942947U (de)
DK (1) DK125109B (de)
FR (1) FR2026620A1 (de)
GB (1) GB1271808A (de)
NL (1) NL160915C (de)
SE (1) SE330061B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3028606A1 (de) * 1980-07-28 1982-03-04 Wilhelm Gebhardt Gmbh, 7112 Waldenburg Zum einbau in rohrleitungen, kanaele oder kanalaehnliche gehaeuse bzw. in lueftungs- und klimageraete bestimmte ventilatoreinheit
US4798518A (en) * 1982-03-09 1989-01-17 Wilhelm Gebhardt Gmbh Fan unit for use with duct systems
US4749332A (en) * 1982-04-21 1988-06-07 General Electric Company Method and apparatus for degrading antimisting fuel
US5296769A (en) * 1992-01-24 1994-03-22 Electrolux Corporation Air guide assembly for an electric motor and methods of making
NZ589602A (en) 2006-05-24 2012-02-24 Resmed Motor Technologies Inc Low noise blower for CPAP devices with a shield to isolate the stator vane from the impeller pressure pulse
EP3992565B1 (de) * 2020-10-28 2024-03-13 B/E Aerospace, Inc. Verteiler eines wärmetauschers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE499586C (de) * 1930-06-10 Aeg Vorrichtung zum Daempfen des Geraeusches der aus Staubsaugern austretenden Luft
US1361107A (en) * 1920-12-07 Centrifugal fltjid-pressure-generating apparatus
GB190629457A (en) * 1906-12-27 1907-10-10 Louis Bertram Cousans Improvements in Centrifugal Fans.
US993985A (en) * 1909-09-07 1911-05-30 Electric Renovator Mfg Co Pneumatic pumping-machine.
US1991529A (en) * 1930-05-17 1935-02-19 Charles M Veach Centrifugal pump
NL35012C (de) * 1932-07-05
FR971515A (fr) * 1940-09-03 1951-01-18 Pierre Remy & Cie Ets Compresseur-épurateur centrifuge pour gazogènes
US2744466A (en) * 1952-09-25 1956-05-08 Thompson Prod Inc Pump inlet guard

Also Published As

Publication number Publication date
DE6942947U (de) 1973-06-20
DE1955585A1 (de) 1970-06-25
NL160915C (nl) 1979-12-17
US3628882A (en) 1971-12-21
DK125109B (da) 1972-12-27
FR2026620A1 (de) 1970-09-18
NL160915B (nl) 1979-07-16
NL6917313A (de) 1970-06-23
GB1271808A (en) 1972-04-26
DE1955585B2 (de) 1972-08-24
SE330061B (de) 1970-11-02

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Legal Events

Date Code Title Description
PL Patent ceased