IT956742B - BUILT-IN FAN - Google Patents

BUILT-IN FAN

Info

Publication number
IT956742B
IT956742B IT2598072A IT2598072A IT956742B IT 956742 B IT956742 B IT 956742B IT 2598072 A IT2598072 A IT 2598072A IT 2598072 A IT2598072 A IT 2598072A IT 956742 B IT956742 B IT 956742B
Authority
IT
Italy
Prior art keywords
fan
built
Prior art date
Application number
IT2598072A
Other languages
Italian (it)
Original Assignee
Siemens Ag
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
Priority claimed from DE19712131838 external-priority patent/DE2131838C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT956742B publication Critical patent/IT956742B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow
    • F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
    • 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
    • F04D17/162—Double suction 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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT2598072A 1971-06-26 1972-06-21 BUILT-IN FAN IT956742B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712131838 DE2131838C3 (en) 1971-06-26 Built-in fan, especially for air and smoke ducts

Publications (1)

Publication Number Publication Date
IT956742B true IT956742B (en) 1973-10-10

Family

ID=5811887

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2598072A IT956742B (en) 1971-06-26 1972-06-21 BUILT-IN FAN

Country Status (8)

Country Link
JP (1) JPS5247878Y2 (en)
CH (1) CH541077A (en)
ES (1) ES404247A1 (en)
FR (1) FR2144285A5 (en)
GB (1) GB1339690A (en)
IT (1) IT956742B (en)
NL (1) NL7207596A (en)
SE (1) SE383387B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52117168U (en) * 1976-03-02 1977-09-06
GB2119438A (en) * 1981-11-09 1983-11-16 Air Domestique Limited Acoustic ventilation device
DE8303119U1 (en) * 1983-02-05 1983-05-11 Siegenia-Frank Kg, 5900 Siegen VENTILATION DEVICE FOR INSTALLATION IN WINDOWS AND / OR IN OTHER WALL OPENINGS OF BUILDINGS
FR2637456B1 (en) * 1988-10-10 1992-12-11 Nat Sa VENTILATION DEVICE FOR INCUBATORS
GB2240588B (en) * 1990-01-31 1994-08-03 Toshiba Kk Ventilating fan
SE468488B (en) * 1991-07-05 1993-01-25 Volvo Ab RADIAL FLAVOR WHICH HAS HAVE A RELIABLE AND ADJUSTABLE RADIALLY DIRECTED INTERMEDIATE MOVE ON ITS AXLE
US5299634A (en) * 1991-09-26 1994-04-05 Mitsubishi Denki Kabushiki Kaisha Indoor unit of a ventilation system, ventilation and air conditioner
DE9301542U1 (en) * 1993-02-04 1994-06-01 Siegenia Frank Kg Fan housing for arrangement in a passage opening
DE102006019328A1 (en) * 2006-04-24 2007-10-25 Behr Gmbh & Co. Kg Suction fan, especially for motor vehicle air conditioning system, has air channel of larger cross-section shortly before fan than inlet opening, guide structure shortly before and/or in inlet opening that reduces free flow cross-section
NL1036235C2 (en) * 2008-11-25 2010-05-26 Piko Cleaning DEVICE AND METHOD FOR INTERNALLY LINING A CHANNEL.
ES2385592B1 (en) * 2010-12-30 2013-04-15 Soler & Palau Research, S.L. CENTRIFUGAL AIR EXTRACTOR FOR BATHROOMS.

Also Published As

Publication number Publication date
SE383387B (en) 1976-03-08
JPS5247878Y2 (en) 1977-10-31
GB1339690A (en) 1973-12-05
CH541077A (en) 1973-08-31
ES404247A1 (en) 1975-06-01
FR2144285A5 (en) 1973-02-09
NL7207596A (en) 1972-12-28
DE2131838B2 (en) 1976-10-28
JPS4814856U (en) 1973-02-19
DE2131838A1 (en) 1972-12-28

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