BE790936R - Dispositif d'aeration des - Google Patents

Dispositif d'aeration des

Info

Publication number
BE790936R
BE790936R BE790936DA BE790936R BE 790936 R BE790936 R BE 790936R BE 790936D A BE790936D A BE 790936DA BE 790936 R BE790936 R BE 790936R
Authority
BE
Belgium
Prior art keywords
ventilation device
ventilation
Prior art date
Application number
Other languages
English (en)
Original Assignee
Levy Pierre L
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.)
Publication date
Application granted granted Critical
Publication of BE790936R publication Critical patent/BE790936R/fr

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • 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
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Ventilation (AREA)
BE790936D 1971-11-19 Dispositif d'aeration des BE790936R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7141424A FR2161264A6 (fr) 1971-11-19 1971-11-19

Publications (1)

Publication Number Publication Date
BE790936R true BE790936R (fr) 1973-03-01

Family

ID=9086028

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790936D BE790936R (fr) 1971-11-19 Dispositif d'aeration des

Country Status (3)

Country Link
BE (1) BE790936R (fr)
DE (1) DE2256549A1 (fr)
FR (1) FR2161264A6 (fr)

Also Published As

Publication number Publication date
FR2161264A6 (fr) 1973-07-06
DE2256549A1 (de) 1973-05-24

Similar Documents

Publication Publication Date Title
BE785523A (fr) Cyclopropane-carboxylates d'alpha-cyanobenzyles
BE838498A (fr) Dispositif d'aeration
BE784625A (fr) Dispositif d'assechement des murs
BE778386R (fr) Dispositif de protection d'occupant de
BE782778A (fr) Procede et dispositif d'avertissement
BE813578A (fr) Dispositif de conditionnement d'air
BE783859A (fr) Dispositif de melange, d'homogeneisation et d'emulsionnement
BE790132R (fr) Procede et dispositif d'aeration de
OA04088A (fr) Dispositif d'ancrage.
BE772622A (fr) Dispositif d'empilage,
BE775530A (fr) Purgeur d'air
BE757619A (fr) Dispositif d'impression-serie
BE788781A (fr) Dispositif d'observation
CH538215A (fr) Dispositif d'entraînement
BE764063A (fr) Dispositif d'humidification d'air
CH549189A (fr) Dispositif d'aeration pour locaux d'elevage.
BE766998A (fr) Dispositif d'aeration pour des appareils medicaux
BE764047A (fr) Dispositif d'ensemencement
BE784702A (fr) Dispositif d'interconnexion
BE790936R (fr) Dispositif d'aeration des
BE773579A (fr) Dispositif d'aeration de toilettes
BE825070A (fr) Dispositif d'aeration a tiroir
BE780652A (fr) Dispositif d'essai de micro-organismes
BE793561A (fr) Dispositif d'affichage electroluminescent
BE782268A (fr) Dispositif de reglage d'appui