RO56671A3 - - Google Patents

Info

Publication number
RO56671A3
RO56671A3 RO75160A RO7516073A RO56671A3 RO 56671 A3 RO56671 A3 RO 56671A3 RO 75160 A RO75160 A RO 75160A RO 7516073 A RO7516073 A RO 7516073A RO 56671 A3 RO56671 A3 RO 56671A3
Authority
RO
Romania
Application number
RO75160A
Other languages
Romanian (ro)
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 filed Critical
Priority to RO75160A priority Critical patent/RO56671A3/ro
Priority to AT18574*#A priority patent/AT332600B/en
Priority to GB877474A priority patent/GB1445221A/en
Priority to DE2410845A priority patent/DE2410845A1/en
Priority to DE2462070A priority patent/DE2462070C3/en
Priority to FR7408339A priority patent/FR2257873B1/fr
Priority to IL44419A priority patent/IL44419A/en
Priority to DD177314A priority patent/DD110548A5/xx
Priority to NL7404197A priority patent/NL7404197A/xx
Priority to JP49037742A priority patent/JPS49128535A/ja
Priority to IT20886/74A priority patent/IT1009690B/en
Priority to FR7436311A priority patent/FR2238122B1/fr
Publication of RO56671A3 publication Critical patent/RO56671A3/ro

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
    • F24F13/26—Arrangements for air-circulation by means of induction, e.g. by fluid coupling or thermal effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
    • F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46—Arrangements of nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/48—Control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/745—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity the air flow rate increasing with an increase of air-current or wind pressure
    • 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
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
RO75160A 1973-04-02 1973-06-18 RO56671A3 (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
RO75160A RO56671A3 (en) 1973-06-18 1973-06-18
AT18574*#A AT332600B (en) 1973-04-02 1974-01-10 GAS DYNAMIC VENTILATION DEVICE
GB877474A GB1445221A (en) 1973-04-02 1974-02-27 Ventilation device
DE2410845A DE2410845A1 (en) 1973-04-02 1974-03-07 GAS DYNAMIC VENTILATION DEVICE
DE2462070A DE2462070C3 (en) 1973-04-02 1974-03-07 Closure flap for an air duct
FR7408339A FR2257873B1 (en) 1973-04-02 1974-03-12
IL44419A IL44419A (en) 1973-04-02 1974-03-13 Gas-dynamic ventilation device
DD177314A DD110548A5 (en) 1973-04-02 1974-03-20
NL7404197A NL7404197A (en) 1973-04-02 1974-03-28
JP49037742A JPS49128535A (en) 1973-04-02 1974-04-02
IT20886/74A IT1009690B (en) 1973-04-02 1974-04-08 GASDI NAMICA VENTILATION DEVICE
FR7436311A FR2238122B1 (en) 1973-06-18 1974-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO75160A RO56671A3 (en) 1973-06-18 1973-06-18

Publications (1)

Publication Number Publication Date
RO56671A3 true RO56671A3 (en) 1975-07-15

Family

ID=20092390

Family Applications (1)

Application Number Title Priority Date Filing Date
RO75160A RO56671A3 (en) 1973-04-02 1973-06-18

Country Status (2)

Country Link
FR (1) FR2238122B1 (en)
RO (1) RO56671A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU81674A1 (en) * 1979-09-11 1981-04-17 Bfg Glassgroup SHUTTER FOR AN AERATOR PROVIDED WITH ONE OR MORE VENTILATION DUCTS AND ASSEMBLY COMPRISING AN AERATOR AND A SHUTTER
DE3151940A1 (en) * 1981-12-30 1983-07-07 G + H Montage Gmbh, 6700 Ludwigshafen Device for compensating pressure differences between a temperature-controlled room and the surrounding atmosphere

Also Published As

Publication number Publication date
FR2238122B1 (en) 1979-04-13
FR2238122A1 (en) 1975-02-14

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