NL188595B - FAN UNIT FOR INSTALLATION IN VENTILATION CHANNELS. - Google Patents

FAN UNIT FOR INSTALLATION IN VENTILATION CHANNELS.

Info

Publication number
NL188595B
NL188595B NL8101876A NL8101876A NL188595B NL 188595 B NL188595 B NL 188595B NL 8101876 A NL8101876 A NL 8101876A NL 8101876 A NL8101876 A NL 8101876A NL 188595 B NL188595 B NL 188595B
Authority
NL
Netherlands
Prior art keywords
installation
fan unit
ventilation channels
ventilation
channels
Prior art date
Application number
NL8101876A
Other languages
Dutch (nl)
Other versions
NL188595C (en
NL8101876A (en
Original Assignee
Gebhardt Ventilatoren
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 Gebhardt Ventilatoren filed Critical Gebhardt Ventilatoren
Publication of NL8101876A publication Critical patent/NL8101876A/en
Publication of NL188595B publication Critical patent/NL188595B/en
Application granted granted Critical
Publication of NL188595C publication Critical patent/NL188595C/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
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F04D29/444—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F04D17/165—Axial entry and discharge

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL8101876A 1980-07-28 1981-04-15 FAN UNIT FOR INSTALLATION IN VENTILATION CHANNELS. NL188595C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3028606 1980-07-28
DE19803028606 DE3028606A1 (en) 1980-07-28 1980-07-28 FOR INSTALLATION IN PIPELINES, CHANNELS OR CHANNEL-LIKE HOUSINGS OR. FAN UNIT DETERMINED IN VENTILATION AND AIR CONDITIONING

Publications (3)

Publication Number Publication Date
NL8101876A NL8101876A (en) 1982-02-16
NL188595B true NL188595B (en) 1992-03-02
NL188595C NL188595C (en) 1992-08-03

Family

ID=6108303

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8101876A NL188595C (en) 1980-07-28 1981-04-15 FAN UNIT FOR INSTALLATION IN VENTILATION CHANNELS.

Country Status (6)

Country Link
AT (1) AT398813B (en)
CH (1) CH656434A5 (en)
DE (1) DE3028606A1 (en)
FR (1) FR2487449B1 (en)
GB (1) GB2080879B (en)
NL (1) NL188595C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917572A (en) * 1988-05-23 1990-04-17 Airflow Research And Manufacturing Corporation Centrifugal blower with axial clearance
JPH04505199A (en) * 1989-02-14 1992-09-10 エアフロー　リサーチ　アンド　マニュファクチュアリング　コーポレーション Centrifugal blower with airfoil vanes in a circular spiral envelope
US4946348A (en) * 1989-02-14 1990-08-07 Airflow Research & Manufacturing Corporation Centrifugal fan with airfoil vanes in annular volute envelope
US4900228A (en) * 1989-02-14 1990-02-13 Airflow Research And Manufacturing Corporation Centrifugal fan with variably cambered blades
DE60234612D1 (en) * 2001-03-05 2010-01-14 Robert Bosch Llc COMPACT CENTRIFUGAL FAN WITH RINGED STATOR
DE102004021525B4 (en) * 2004-05-03 2020-04-02 Fessmann GmbH u.Co.KG Device for air circulation in a treatment room for food
DE102007055507A1 (en) * 2007-11-21 2009-06-04 Georg Emanuel Koppenwallner Bevel lip spiral
DE102009013372B4 (en) * 2009-03-07 2020-06-25 Ziehl-Abegg Se Fan unit
DE102012007707B4 (en) 2012-04-19 2017-03-30 Rittal Gmbh & Co. Kg Cooling unit for cabinet cooling
CN103225625A (en) * 2013-03-28 2013-07-31 无锡小天鹅股份有限公司 Centrifugal fan and clothes dryer with same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB695948A (en) * 1949-12-12 1953-08-19 Havilland Engine Co Ltd Improvements in or relating to centrifugal gas compressors
DK118475B (en) * 1965-08-02 1970-08-24 Nordisk Ventilator Radial fan with axial outflow.
US3378192A (en) * 1966-12-20 1968-04-16 Imc Magneties Corp Means for securing the impeller to the motor of an electrically driven fan
SE328663B (en) * 1968-05-14 1970-09-21 Electrolux Ab
SE330061B (en) * 1968-12-20 1970-11-02 Electrolux Ab
GB1328082A (en) * 1970-08-24 1973-08-30 Airscrew Weyroc Ltd Fans
US3650633A (en) * 1970-11-30 1972-03-21 Remi A Benoit In-line centrifugal fan
IT1166757B (en) * 1979-04-23 1987-05-06 Vortice Elettrosociali Spa FAN UNIT IN PARTICULAR FOR EXTRACTION HOODS

Also Published As

Publication number Publication date
DE3028606A1 (en) 1982-03-04
GB2080879A (en) 1982-02-10
AT398813B (en) 1995-02-27
GB2080879B (en) 1984-12-05
DE3028606C2 (en) 1988-02-11
NL188595C (en) 1992-08-03
FR2487449A1 (en) 1982-01-29
ATA176381A (en) 1994-06-15
FR2487449B1 (en) 1985-10-31
CH656434A5 (en) 1986-06-30
NL8101876A (en) 1982-02-16

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying openfor public ins pection)

Free format text: MASCO GMBH

CNR Transfer of rights (patent application after its laying openfor public ins pection)

Free format text: GEBHARDT VENTILATOREN GMBH & CO.

V1 Lapsed because of non-payment of the annual fee

Effective date: 19971101