Abrégé

A method of controlling an HVAC system comprising an air handling unit having at least one supply air fan or motorised supply air damper, the system comprising a plurality of VAV diffuser units, each VAV diffuser unit comprising a diffuser, a motorised variable damper to alter a diffuser airflow rate of a diffuser airflow delivered by the corresponding diffuser unit into the corresponding zone, and a diffuser pressure sensor for determining a pressure of the diffuser airflow; the system further comprising a plurality of zone temperature sensors; the method comprising determining a target thermal capacity for a selected diffuser unit with reference to a target diffuser airflow rate and a target diffuser temperature differential and controlling the motorised variable damper of the selected diffuser unit with reference to the determined target thermal capacity for the selected diffuser unit.

Classes IPC  ?

• F24F 11/76 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air par des moyens sensibles à la température, p. ex. ressorts bilames
• F24F 11/46 - Amélioration de l’efficacité électrique ou économie d’énergie électrique
• F24F 11/63 - Traitement électronique
• F24F 110/10 - Température

Abrégé

A diffuser unit having a damper compartment with a plurality of damper apertures. The damper apertures are open or closed by respective damper doors to induce a swirl to air exiting the diffuser via an air deflector which may be a diffuser with diffuser blades or a perforated plate. Alternative embodiments relate to a method of diffusing an airflow and a method of determining an airflow rate for a diffuser unit.

Classes IPC  ?

• F24F 13/065 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond formées de corps cylindriques ou sphériques rotatifs
• F24F 11/74 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air

Classes IPC  ?

• F24F 3/044 - Systèmes dans lesquels tout le traitement est fait dans une centrale, c.-à-d. systèmes "tout-air"
• F24F 11/74 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air
• F24F 13/10 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices mobiles, p. ex. registres
• F24F 110/10 - Température
• F24F 110/30 - Vitesse
• F24F 140/50 - Charge

Abrégé

A method of controlling an HVAC system comprising an air handling unit having at least one supply air fan or motorised supply air damper, the system comprising a plurality of VAV diffuser units, each VAV diffuser unit comprising a diffuser, a motorised variable damper to alter a diffuser airflow rate of a diffuser airflow delivered by the corresponding diffuser unit into the corresponding zone, and a diffuser pressure sensor for determining a pressure of the diffuser airflow; the system further comprising a plurality of zone temperature sensors; the method comprising determining a target thermal capacity for a selected diffuser unit with reference to a target diffuser airflow rate and a target diffuser temperature differential and controlling the motorised variable damper of the selected diffuser unit with reference to the determined target thermal capacity for the selected diffuser unit.

Classes IPC  ?

• F24F 11/74 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air
• F24F 3/044 - Systèmes dans lesquels tout le traitement est fait dans une centrale, c.-à-d. systèmes "tout-air"
• F24F 13/10 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices mobiles, p. ex. registres
• F24F 110/10 - Température
• F24F 110/30 - Vitesse
• F24F 140/50 - Charge

Produits et services

Air grilles of metal; ventilation grilles of metal; ceiling, wall or floor diffusers of metal for ventilating, heating and air conditioning installations. Non-metal air grilles; non-metal ventilation grilles; ceiling, wall or floor diffusers, not of metal, for ventilating, heating and air conditioning installations.

Produits et services

Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. Apparatus and installations for heating, ventilation and air conditioning. Engineering and design services, including engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

(1) Air grilles of metal; ventilation grilles of metal; ceiling, wall or floor diffusers of metal for ventilating, heating and air conditioning installations. (2) Non-metal air grilles; non-metal ventilation grilles; ceiling, wall or floor diffusers, not of metal, for ventilating, heating and air conditioning installations.

Produits et services

Air grilles of metal, namely, metal gratings; ventilation grilles of metal; ceiling, wall or floor air diffusers of metal for ventilating, heating, and air conditioning installations Non-metal air grilles; non-metal ventilation grilles; ceiling, wall or floor air diffusers not of metal for ventilating, heating, and air conditioning installations

Produits et services

Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; electric or electronic sensors for heating, ventilation and air conditioning apparatuses and installations for sensing temperature, indoor air quality, air pressure, air velocity, humidity, and occupancy for controlling the heating, ventilation and air conditioning apparatuses and installations accordingly; thermostats for heating, ventilation and air conditioning apparatus and installations Heating installations and structural component parts therefor; air-conditioning installations and structural component parts therefor; space heating apparatus; heating apparatus for solid, liquid or gaseous fuels; floor heating apparatus; air-conditioning, air cooling and ventilation apparatus and instruments; heat recovery ventilators; ventilating fans for industrial purposes; ventilators specially adapted for heating installations; apparatus for heating, ventilation and air conditioning, namely, air diffusers and air grilles specially adapted for heating and air conditioning installations Engineering design services in the field of heating, ventilation and air conditioning apparatus and installations; engineering services in the field of heating, ventilation and air conditioning apparatus and installations; engineering; design of heating, ventilation and air conditioning apparatus and installations

Produits et services

(1) Electrical control systems for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. (2) Apparatus and installations for heating, ventilation and air conditioning, namely, air diffusers of metal for ventilating, heating and air conditioning installations and air grilles specially adapted for heating and air conditioning installations; air diffusers, not of metal, for ventilating, heating and air conditioning installations. (1) Engineering and design services, namely, engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Abrégé

A diffuser unit having a damper compartment with a plurality of damper apertures. The damper apertures are open or closed by respective damper doors to induce a swirl to air exiting the diffuser via an air deflector which may be a diffuser with diffuser blades or a perforated plate. Alternative embodiments relate to a method of diffusing an airflow and a method of determining an airflow rate for a diffuser unit.

Classes IPC  ?

• F24F 11/74 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air
• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/08 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices

Abrégé

A diffuser unit having a damper compartment with a plurality of damper apertures. The damper apertures are open or closed by respective damper doors to induce a swirl to air exiting the diffuser via an air deflector which may be a diffuser with diffuser blades or a perforated plate. Alternative embodiments relate to a method of diffusing an airflow and a method of determining an airflow rate for a diffuser unit.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/08 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices
• F24F 11/74 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de l’apport en air traité, p. ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air

Produits et services

Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations. Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. Apparatus and installations for heating, ventilation and air conditioning. Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations. Engineering and design services, including engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations. Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. Apparatus and installations for heating, ventilation and air conditioning. Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations. Engineering and design services, including engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations. Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. Apparatus and installations for heating, ventilation and air conditioning. Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations. Engineering and design services, including engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

Ducts of metal for air ventilating, air heating and air conditioning installations Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; electric or electronic sensors for heating, ventilation and air conditioning apparatuses and installations for sensing temperature, indoor air quality, air pressure, air velocity, humidity, and occupancy for controlling the heating, ventilation and air conditioning apparatuses and installations accordingly; thermostats for heating, ventilation and air conditioning apparatus and installations Heating installations and structural component parts therefor; air-conditioning installations and structural component parts therefor; space heating apparatus; heating apparatus for solid, liquid or gaseous fuels; floor heating apparatus; air-conditioning, air cooling and ventilation apparatus and instruments; heat recovery ventilators; ventilating fans for industrial purposes; ventilators specially adapted for heating installations; apparatus for heating, ventilation and air conditioning, namely, air diffusers and air grilles specially adapted for heating and air conditioning installations Non-metal ducts for air ventilating, air heating and air conditioning installations Engineering design services in the field of heating, ventilation and air conditioning apparatus and installations; engineering services in the field of heating, ventilation and air conditioning apparatus and installations; engineering; design of heating, ventilation and air conditioning apparatus and installations

Produits et services

Ducts of metal for air ventilating, air heating and air conditioning installations Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; electric or electronic sensors for heating, ventilation and air conditioning apparatuses and installations for sensing temperature, indoor air quality, air pressure, air velocity, humidity, and occupancy for controlling the heating, ventilation and air conditioning apparatuses and installations accordingly; thermostats for heating, ventilation and air conditioning apparatus and installations Heating installations and structural component parts therefor; air-conditioning installations and structural component parts therefor; space heating apparatus; heating apparatus for solid, liquid or gaseous fuels; floor heating apparatus; air-conditioning, air cooling and ventilation apparatus and instruments; heat recovery ventilators; ventilating fans for industrial purposes; ventilators specially adapted for heating installations; apparatus for heating, ventilation and air conditioning, namely, air diffusers and air grilles specially adapted for heating and air conditioning installations Non-metal ducts for air ventilating, air heating and air conditioning installations Engineering design services in the field of heating, ventilation and air conditioning apparatus and installations; engineering services in the field of heating, ventilation and air conditioning apparatus and installations; engineering; design of heating, ventilation and air conditioning apparatus and installations

Produits et services

Ducts of metal for air ventilating, air heating and air conditioning installations Electric and electronic controls for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; electric or electronic sensors for heating, ventilation and air conditioning apparatuses and installations for sensing temperature, indoor air quality, air pressure, air velocity, humidity, and occupancy for controlling the heating, ventilation and air conditioning apparatuses and installations accordingly; thermostats for heating, ventilation and air conditioning apparatus and installations Heating installations and structural component parts therefor; air-conditioning installations and structural component parts therefor; space heating apparatus; heating apparatus for solid, liquid or gaseous fuels; floor heating apparatus; air-conditioning, air cooling and ventilation apparatus and instruments; heat recovery ventilators; ventilating fans for industrial purposes; ventilators specially adapted for heating installations; apparatus for heating, ventilation and air conditioning, namely, air diffusers and air grilles specially adapted for heating and air conditioning installations Non-metal ducts for air ventilating, air heating and air conditioning installations Engineering design services in the field of heating, ventilation and air conditioning apparatus and installations; engineering services in the field of heating, ventilation and air conditioning apparatus and installations; engineering; design of heating, ventilation and air conditioning apparatus and installations

Produits et services

(1) Air grilles of metal; ventilation grilles of metal. (2) Electrical control systems for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. (3) Apparatus and installations for heating, ventilation and air conditioning, namely, air diffusers of metal for ventilating, heating and air conditioning installations and air grilles specially adapted for heating and air conditioning installations; air diffusers, not of metal, for ventilating, heating and air conditioning installations. (4) Non-metal air grilles; non-metal ventilation grilles. (1) Engineering and design services, namely, engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

(1) Air grilles of metal; ventilation grilles of metal. (2) Electrical control systems for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. (3) Apparatus and installations for heating, ventilation and air conditioning, namely, air diffusers of metal for ventilating, heating and air conditioning installations and air grilles specially adapted for heating and air conditioning installations; air diffusers, not of metal, for ventilating, heating and air conditioning installations. (4) Non-metal air grilles; non-metal ventilation grilles. (1) Engineering and design services, namely, engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

(1) Air grilles of metal; ventilation grilles of metal. (2) Electrical control systems for heating, ventilation and air conditioning apparatus and installations; coolant-temperature sensors for heating, ventilation and air conditioning apparatus and installations; thermostats for heating, ventilation and air conditioning apparatus and installations. (3) Apparatus and installations for heating, ventilation and air conditioning, namely, air diffusers of metal for ventilating, heating and air conditioning installations and air grilles specially adapted for heating and air conditioning installations; air diffusers, not of metal, for ventilating, heating and air conditioning installations. (4) Non-metal air grilles; non-metal ventilation grilles. (1) Engineering and design services, namely, engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Abrégé

An air diffuser for supplying air to a space is provided, the diffuser having a central axis, a plurality of discharge elements arranged to guide an air stream towards the space and defining a face of the diffuser and a plurality of channels located about the diffuser central axis, with each channel formed between adjacent pairs of discharge elements. An adjustment mechanism is also provided for adjusting a discharge direction of an air diffuser, as well as methods of forming the air diffusers and adjustment mechanisms hereof.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond

Abrégé

An air diffuser for supplying air to a space has a central axis, a plurality of discharge elements arranged to guide an air stream towards the space and defining a face of the diffuser; and a plurality of channels located about the diffuser central axis, with each channel formed between adjacent pairs of discharge elements. An adjustment mechanism is also provided for adjusting a discharge direction of the air diffuser. Substantially radially aligned guide vanes are connected to and project from a wall of the adjustment mechanism. An underside surface of each guide vane is shaped such to be substantially in contact with a leading edge of a respective discharge element along a translation path of the adjustment mechanism between a retracted position and an advanced position.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/08 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices
• F24F 13/26 - Dispositions pour la circulation d'air par induction, p. ex. par couplage de fluide ou par effet thermique

Abrégé

An air diffuser for supplying air to a space, the diffuser having a central axis and comprising; a plurality of discharge elements arranged to guide an air stream towards the space, the plurality of discharge elements having respective edge regions that define a face of the diffuser; wherein a plurality of channels are located about the diffuser central axis, each channel being formed between adjacent pairs of discharge elements and configured to guide the air to the space. Wherein at least one of the discharge elements comprises a peripheral portion and a proximal portion relative to the central axis, and wherein the peripheral portion has a first air guide surface positioned at a first acute angle to the diffuser face, and the proximal portion has a second air guide surface positioned at a second acute angle to the diffuser face, the second angle being different to the first.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/08 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices
• F24F 13/26 - Dispositions pour la circulation d'air par induction, p. ex. par couplage de fluide ou par effet thermique

Produits et services

Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations. Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations.

Produits et services

(1) Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations; Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations

Produits et services

Air grilles of metal; ventilation grilles of metal; air diffusers of metal for ventilating, heating and air conditioning installations Non-metal air grilles; non-metal ventilation grilles; air diffusers, not of metal, for ventilating, heating and air conditioning installations

Abrégé

Disclosed herein is an air conditioner in the form of an active chilled beam. The chilled beam comprises a housing that defines an interior chamber, in the form of induction chamber. The housing includes a heat exchanger for conditioning return air. The chilled beam also includes a restrictor, in the form of a header and nozzles, and a high induction diffuser mounted to the housing.

Classes IPC  ?

• F24F 1/01 - Climatiseurs individuels pour le conditionnement de l'air, p. ex. éléments séparés ou monoblocs ou éléments recevant l'air primaire d'une station centrale dans lesquels l'air secondaire est amené par l'action d'injection de l'air primaire
• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond

Produits et services

(1) Apparatus and installations for heating, ventilation and air conditioning, namely, chilled beams, chilled ceilings, air terminal units, air outlets, air grills, air diffusers, swirl diffusers, vortex diffusers, displacement diffusers, air jet nozzles, air jet outlets. (1) Engineering and design services, namely, engineering and design for others in the field of heating, ventilation and air conditioning apparatus and installations.

Abrégé

An air diffuser comprises a plurality of discharge elements (4a to 4d). The discharge elements are configured such that they are able to be arranged in the diffuser so as to abut to form a tessellation of discharge elements in a plane. At least one of the discharge elements may be displaceable out of the plane for adjustment of its orientation.

Classes IPC  ?

• F24F 13/10 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices mobiles, p. ex. registres
• F24F 13/068 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond formées de parois, plafonds ou planchers perforés

Abrégé

The present invention relates to an air diffuser. The air diffuser comprises at least one primary discharge element. The secondary discharge element is arranged to discharge a secondary airstream capable of flowing across at least one surface that directs the secondary airstream substantially in a plane of the diffuser discharge face in the vicinity directly downstream of the secondary discharge element. The primary discharge element is arranged to discharge a primary airstream that is induced by the secondary discharged airstream such that the direction of the primary discharged airstream is largely determined by the direction of travel of the secondary airstream.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/10 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices mobiles, p. ex. registres
• F24F 13/26 - Dispositions pour la circulation d'air par induction, p. ex. par couplage de fluide ou par effet thermique
• F24F 13/065 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond formées de corps cylindriques ou sphériques rotatifs

Abrégé

An air diffuser comprising at least one discharge that is hand manipulable to vary at least two of the airflow rate, the airflow pattern and the airflow direction, wherein the airflow pattern produced by the discharge element may be at least one of a substantially perpendicular axial swirl pattern relative to the discharge element surface or a substantially inclined swirl pattern relative to the perpendicular axis of the discharge element surface.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 7/10 - Ventilation avec réseau de gaines à circulation d'air forcée, p. ex. par un ventilateur avec amenée ou évacuation de l'air au travers de parois, planchers ou plafonds perforés
• F24F 11/00 - Aménagements de commande ou de sécurité

Abrégé

The present invention relates to an air diffuser. The air diffuser comprises at least one primary discharge element. The secondary discharge element is arranged to discharge a secondary airstream capable of flowing across at least one surface that directs the secondary airstream substantially in a plane of the diffuser discharge face in the vicinity directly downstream of the secondary discharge element. The primary discharge element is arranged to discharge a primary airstream that is induced by the secondary discharged airstream such that the direction of the primary discharged airstream is largely determined by the direction of travel of the secondary airstream.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/065 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond formées de corps cylindriques ou sphériques rotatifs

Abrégé

The present invention relates to an air diffuser. The air diffuser comprises at least one primary discharge element. The secondary discharge element is arranged to discharge a secondary airstream capable of flowing across at least one surface that directs the secondary airstream substantially in a plane of the diffuser discharge face in the vicinity directly downstream of the secondary discharge element. The primary discharge element is arranged to discharge a primary airstream that is induced by the secondary discharged airstream such that the direction of the primary discharged airstream is largely determined by the direction of travel of the secondary airstream.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/065 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond formées de corps cylindriques ou sphériques rotatifs

Abrégé

A method for delivering air comprising the steps of : discharging a first air stream, wherein the mass flow rate of first air stream can be varied; and discharging a second air stream, wherein the second air stream is arranged to induce the first air stream to deliver a combined air stream with a mass flow rate that can be varied.

Classes IPC  ?

• F24F 13/26 - Dispositions pour la circulation d'air par induction, p. ex. par couplage de fluide ou par effet thermique
• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 13/08 - Organes de réglage de l'écoulement d'air, p. ex. persiennes, grilles, volets ou plaques directrices

Abrégé

An air diffuser comprising a body, at least one swirl pattern discharge element and at least one jet pattern discharge element, wherein the jet pattern discharge element is manipulable to vary the airflow direction angle of a discharged jet pattern of air relative to an axis perpendicular to a discharge face of the swirl pattern discharge element to thereby alter the angle of the air discharged from the swirl pattern discharge element.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 3/02 - Systèmes de conditionnement d'air dans lesquels l'air conditionné primaire est fourni par une ou plusieurs stations centrales aux blocs de distribution situés dans les pièces ou enceintes, blocs dans lesquels il peut subir un traitement secondaireAppareillage spécialement conçu pour de tels systèmes caractérisés par la vitesse ou la pression de l'air primaire

Produits et services

(1) Apparatus and installations for heating, ventilation and air conditioning, namely, chilled beams, chilled ceilings, air terminal units, air outlets, air grills, air diffusers, swirl diffusers, vortex diffusers, displacement diffusers, air jet nozzles, air jet outlets. (1) Engineering and design services, namely, engineering and design for others in the field of heating, ventilation and air conditioning apparatus and installations.

Abrégé

An air diffuser comprising at least one discharge that is hand manipulable to vary at least two of the airflow rate, the airflow pattern and the airflow direction, wherein the airflow pattern produced by the discharge element may be at least one of a substantially perpendicular axial swirl pattern relative to the discharge element surface or a substantially inclined swirl patten relative to the perpendicular axis of the discharge element surface.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond

Abrégé

An air diffuser comprising at least one discharge that is hand manipulable to vary at least two of the airflow rate, the airflow pattern and the airflow direction, wherein the airflow pattern produced by the discharge element may be at least one of a substantially perpendicular axial swirl pattern relative to the discharge element surface or a substantially inclined swirl patten relative to the perpendicular axis of the discharge element surface.

Classes IPC  ?

• F24F 13/06 - Bouches pour diriger ou distribuer l'air dans des pièces ou enceintes, p. ex. diffuseur d'air de plafond
• F24F 11/00 - Aménagements de commande ou de sécurité

Produits et services

Apparatus and installations for heating, ventilation and air conditioning. Engineering and design services, including engineering and design services in relation to heating, ventilation and air conditioning apparatus and installations.

Produits et services

Apparatus and installations for heating, ventilation and air conditioning, namely, chilled beams, chilled ceilings, air terminal units, air outlets, air grills, air diffusers, swirl diffusers, vortex diffusers, displacement diffusers, air jet nozzles, air jet outlets Engineering services; Engineering and design of heating, ventilation and air conditioning apparatus and installations