CH529977A - Soundproofing device for room ventilators - Google Patents

Soundproofing device for room ventilators

Info

Publication number
CH529977A
CH529977A CH1237271A CH1237271A CH529977A CH 529977 A CH529977 A CH 529977A CH 1237271 A CH1237271 A CH 1237271A CH 1237271 A CH1237271 A CH 1237271A CH 529977 A CH529977 A CH 529977A
Authority
CH
Switzerland
Prior art keywords
soundproofing device
ventilators
room
room ventilators
soundproofing
Prior art date
Application number
CH1237271A
Other languages
German (de)
Other versions
CH1237271A4 (en
Inventor
Baus Heinz
Original Assignee
Baus Heinz
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 Baus Heinz filed Critical Baus Heinz
Publication of CH1237271A4 publication Critical patent/CH1237271A4/xx
Publication of CH529977A publication Critical patent/CH529977A/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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • 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
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • 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
    • F04D29/663—Sound attenuation
    • F04D29/664—Sound attenuation by means of sound absorbing material
    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
    • G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
    • G04C23/18—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times
    • G04C23/20—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times with contacts operated, or formed by clock hands or elements of similar form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/242—Sound-absorbing material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
CH1237271A 1970-09-16 1971-08-24 Soundproofing device for room ventilators CH529977A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702045718 DE2045718A1 (en) 1970-09-16 1970-09-16

Publications (2)

Publication Number Publication Date
CH1237271A4 CH1237271A4 (en) 1972-12-15
CH529977A true CH529977A (en) 1972-12-15

Family

ID=5782557

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1237271A CH529977A (en) 1970-09-16 1971-08-24 Soundproofing device for room ventilators

Country Status (3)

Country Link
CH (1) CH529977A (en)
DE (1) DE2045718A1 (en)
FR (1) FR2107231A5 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2288949A1 (en) * 1974-10-24 1976-05-21 Eberspaecher J FRESH AIR SUPPLY SAS FOR THE VENTILATION OF THE PREMISES
DE2546113C2 (en) * 1975-10-15 1989-05-18 FSL Fenster-System Lüftung GmbH & Co Vertriebs KG, 6800 Mannheim Device for ventilation of rooms by means of a fan
DE2942482C2 (en) * 1979-10-20 1982-02-18 Heinz Georg 3626 Hünibach-Thun Baus Ventilation device
DE3112591C2 (en) * 1981-03-30 1983-12-29 Nixdorf Computer Ag, 4790 Paderborn Sound-insulating, closed device housing
FR3124770A1 (en) 2021-07-05 2023-01-06 Psa Automobiles Sa Fixing set

Also Published As

Publication number Publication date
CH1237271A4 (en) 1972-12-15
FR2107231A5 (en) 1972-05-05
DE2045718A1 (en) 1972-03-23

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Legal Events

Date Code Title Description
PL Patent ceased