IT941974B - Dispositivo d alimentazione e di scarico dell aria con l attenuazio ne dell interfonia in impianti di ventilazione - Google Patents

Dispositivo d alimentazione e di scarico dell aria con l attenuazio ne dell interfonia in impianti di ventilazione

Info

Publication number
IT941974B
IT941974B IT31979/71A IT3197971A IT941974B IT 941974 B IT941974 B IT 941974B IT 31979/71 A IT31979/71 A IT 31979/71A IT 3197971 A IT3197971 A IT 3197971A IT 941974 B IT941974 B IT 941974B
Authority
IT
Italy
Prior art keywords
intercom
attenuation
air supply
exhaust device
ventilation systems
Prior art date
Application number
IT31979/71A
Other languages
English (en)
Italian (it)
Original Assignee
Svenska Flaektfabriken 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 Svenska Flaektfabriken Ab filed Critical Svenska Flaektfabriken Ab
Application granted granted Critical
Publication of IT941974B publication Critical patent/IT941974B/it

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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/0263—Insulation for air ducts
    • 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
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F2007/0025—Ventilation using vent ports in a wall

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
  • Processing Of Meat And Fish (AREA)
  • Duct Arrangements (AREA)
  • Air-Flow Control Members (AREA)
IT31979/71A 1970-12-17 1971-12-02 Dispositivo d alimentazione e di scarico dell aria con l attenuazio ne dell interfonia in impianti di ventilazione IT941974B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE17175/70A SE348547B (fi) 1970-12-17 1970-12-17

Publications (1)

Publication Number Publication Date
IT941974B true IT941974B (it) 1973-03-10

Family

ID=20303338

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31979/71A IT941974B (it) 1970-12-17 1971-12-02 Dispositivo d alimentazione e di scarico dell aria con l attenuazio ne dell interfonia in impianti di ventilazione

Country Status (13)

Country Link
US (1) US3759157A (fi)
AT (1) AT315432B (fi)
BE (1) BE776812A (fi)
CA (1) CA944211A (fi)
CH (1) CH536987A (fi)
DE (1) DE2160473C3 (fi)
FI (1) FI53495C (fi)
FR (1) FR2118573A5 (fi)
GB (1) GB1375418A (fi)
IT (1) IT941974B (fi)
NL (1) NL7117119A (fi)
NO (1) NO126759B (fi)
SE (1) SE348547B (fi)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2263956C2 (de) * 1972-12-29 1982-09-09 Gulde-Regelarmaturen-Kg, 6700 Ludwigshafen Vorrichtung zur Verminderung des Schalles einer mit einem Drosselgerät versehenen, von Gasen durchströmten Leitung
SE7305238L (fi) * 1973-04-13 1974-10-14
SE390566B (sv) * 1975-05-23 1976-12-27 Stifab Ab Franluftsdon
FR2321102A1 (fr) * 1975-08-13 1977-03-11 Hamon Sobelco Sa Dispositif d'attenuation de bruit pour refrigerant atmospherique a tirage mecanique
GB2174192B (en) * 1985-04-20 1989-05-10 Catnic Components Ltd Improvements in or relating to cavity-wall ventilators
DE3534715A1 (de) * 1985-09-28 1987-04-16 Meyer Fa Rud Otto Stuhlfuss-luftauslass
US4896588A (en) * 1988-01-26 1990-01-30 The Boeing Company Self-cleaning cabin airflow regulating device
FR2661483B1 (fr) * 1990-04-26 1992-07-10 Serva Soc Terminal de soufflage pour installation de ventilation de locaux.
US5304094A (en) * 1992-07-23 1994-04-19 Maccracken Calvin D Method of mixing cold introduced air with warmer room air
JPH07506164A (ja) * 1993-02-24 1995-07-06 キャタピラー インコーポレイテッド 内燃機関用ノイズ減衰エアクリーナ組立体
US5471020A (en) * 1993-08-30 1995-11-28 Hatch Associates Ltd. Modal silencer
FR2756366B1 (fr) * 1996-11-28 1999-01-08 Spirec Dispositif reducteur de la pression de l'air fournie par une centrale de conditionnement d'air
FR2762665B1 (fr) * 1997-04-28 1999-06-18 Anjos Bouche d'extraction d'air
US6053728A (en) * 1998-02-27 2000-04-25 The Boc Group, Inc. Furnace
US6035485A (en) * 1998-03-20 2000-03-14 Emerson Electric Co. Vacuum cleaner muffler/deflector
JP3522158B2 (ja) * 1999-06-24 2004-04-26 株式会社織建 住宅等建築物における自然換気機構
US6533657B2 (en) * 2001-05-11 2003-03-18 Lockheed Martin Corporation Low noise duct system
USD791299S1 (en) * 2016-01-08 2017-07-04 Edwin S. Neuberger Duct puller
US20170261223A1 (en) * 2016-03-09 2017-09-14 Robert Bruce HENDERSON Air handler and insert for the same
US10480820B2 (en) * 2016-04-10 2019-11-19 Forum Us, Inc. Heat exchanger unit
US10533881B2 (en) 2016-04-10 2020-01-14 Forum Us, Inc. Airflow sensor assembly for monitored heat exchanger system
US10502597B2 (en) 2016-04-10 2019-12-10 Forum Us, Inc. Monitored heat exchanger system
US10514205B2 (en) 2016-04-10 2019-12-24 Forum Us, Inc. Heat exchanger unit
US10545002B2 (en) 2016-04-10 2020-01-28 Forum Us, Inc. Method for monitoring a heat exchanger unit
US11098962B2 (en) 2019-02-22 2021-08-24 Forum Us, Inc. Finless heat exchanger apparatus and methods
US11946667B2 (en) 2019-06-18 2024-04-02 Forum Us, Inc. Noise suppresion vertical curtain apparatus for heat exchanger units
CN111912023B (zh) * 2020-07-16 2022-01-21 青岛海尔空调器有限总公司 立式空调室内机
CN111912015B (zh) * 2020-07-16 2021-11-23 青岛海尔空调器有限总公司 立式空调室内机
CN111912017B (zh) * 2020-07-16 2021-11-23 青岛海尔空调器有限总公司 立式空调室内机
CN111912012B (zh) * 2020-07-16 2021-11-23 青岛海尔空调器有限总公司 立式空调室内机
CN111912018B (zh) * 2020-07-16 2021-11-23 青岛海尔空调器有限总公司 立式空调室内机
FR3134877B1 (fr) * 2022-04-21 2024-08-02 Atlantic Climatisation Et Traitement D’Air Ind Visière pare-pluie pour système de ventilation d’une habitation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1754411A (en) * 1927-11-10 1930-04-15 United States Gypsum Co Sound-insulating construction
US1811762A (en) * 1929-05-08 1931-06-23 Burgess Lab Inc C F Exhaust muffler
US2229119A (en) * 1939-09-20 1941-01-21 American Locomotive Co Venturi silencer
US2725948A (en) * 1951-05-14 1955-12-06 Charles I Keene Vertical muffler for internal combustion engine
DE1102371B (de) * 1955-10-28 1961-03-16 Sulzer Ag Einrichtung zur Verminderung des Geraeuschaustrittes aus Zwangsbelueftungsanlagen, bei denen als Ausblaseoeffnung eine Duese dient
US2855068A (en) * 1956-12-28 1958-10-07 Grand Sheet Metal Products Co Muffler

Also Published As

Publication number Publication date
US3759157A (en) 1973-09-18
SE348547B (fi) 1972-09-04
FI53495B (fi) 1978-01-31
NL7117119A (fi) 1972-06-20
FR2118573A5 (fi) 1972-07-28
FI53495C (fi) 1978-05-10
CA944211A (en) 1974-03-26
DE2160473A1 (de) 1972-07-06
CH536987A (de) 1973-05-15
DE2160473B2 (fi) 1973-11-29
AT315432B (de) 1974-05-27
BE776812A (fr) 1972-04-17
GB1375418A (fi) 1974-11-27
NO126759B (fi) 1973-03-19
DE2160473C3 (de) 1979-03-29

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