AU4295972A - Centrifugal fan with free floating damper - Google Patents

Centrifugal fan with free floating damper

Info

Publication number
AU4295972A
AU4295972A AU42959/72A AU4295972A AU4295972A AU 4295972 A AU4295972 A AU 4295972A AU 42959/72 A AU42959/72 A AU 42959/72A AU 4295972 A AU4295972 A AU 4295972A AU 4295972 A AU4295972 A AU 4295972A
Authority
AU
Australia
Prior art keywords
centrifugal fan
free floating
floating damper
damper
free
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.)
Expired
Application number
AU42959/72A
Inventor
Konrad Domanski Stanley
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.)
ILG INDUSTRIES Inc
Original Assignee
ILG IND Inc
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 ILG IND Inc filed Critical ILG IND Inc
Publication of AU4295972A publication Critical patent/AU4295972A/en
Expired legal-status Critical Current

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
    • F24F7/02—Roof ventilation
    • F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator
    • 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
    • F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use

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)
AU42959/72A 1971-06-15 1972-05-31 Centrifugal fan with free floating damper Expired AU4295972A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15324771A 1971-06-15 1971-06-15
USUS153247 1971-06-15

Publications (1)

Publication Number Publication Date
AU4295972A true AU4295972A (en) 1973-12-06

Family

ID=22546377

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42959/72A Expired AU4295972A (en) 1971-06-15 1972-05-31 Centrifugal fan with free floating damper

Country Status (6)

Country Link
AU (1) AU4295972A (en)
DE (1) DE2227937A1 (en)
FR (1) FR2142386A5 (en)
GB (1) GB1345465A (en)
IT (1) IT958228B (en)
NL (1) NL7208183A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5161941A (en) * 1990-08-28 1992-11-10 Sinko Kogyo, Co, Ltd. Actuator assembly for controlling inlet air flow to centrifugal fans
AU2015201503B1 (en) * 2015-03-23 2016-04-07 Ivr Group Pty Ltd Rotary vent

Also Published As

Publication number Publication date
GB1345465A (en) 1974-01-30
DE2227937A1 (en) 1972-12-21
NL7208183A (en) 1972-12-19
IT958228B (en) 1973-10-20
FR2142386A5 (en) 1973-01-26

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