Class 454/261 - Including structure for mixing plural air streams together

Subclass of Class 454 - Ventilation
Definition: Subject matter in which the means for admitting the air
No. of patents: 34
Last issue date: 03/04/2008

Number	Title	Issue Date
7338358	Apparatus for air purifying and ventilating Disclosed is a combination air purifier and ventilator. The air purifier in accordance with the present invention includes a case being provided on a ceiling or a wall and having a fan therein, a first passage communicating with an outside, an inside of the case and...	03/04/2008
7074122	Air stream mixing conduit in an air handling module An air handling module for the air conditioning system of a motor vehicle is provided, including a housing having a first portion defining a first path and a second portion defining a second path and a conduit having first and second ends and an enclosed passageway ...	07/11/2006
6984170	Cover plate device for a heat exchanger device, especially for a vehicle heater A cover plate device for a heat exchanger device, especially for a vehicle heater, includes a receiving zone (14) intended to be arranged on the heat exchanger device and to receive a fluid stream leaving the heat exchanger device in a first direction of flow...	01/10/2006
6921047	Aircraft air conditioning system mixer A mixer includes a fresh air tube defining a passage having an inlet receiving conditioned air from an air conditioning pack. The fresh air tube includes an outlet providing mixed air to a cabin of the aircraft. An outer tube at least partially surrounds the fresh a...	07/26/2005
6878056	Static air mixing apparatus A fixed blade air mixing apparatus includes a plurality of radially extending vanes which extend away from a common center and terminate at their outer ends within a polygonal shaped enclosure. The plurality of vanes may include an inner section which is curved or p...	04/12/2005
6805625	Housing ventilation system, housing and housing portion, use of said system, and mold for manufacturing This system is for ventilating a housing or a housing portion that has to house a contents (39) and has ventilation grids (33, 35) for the contents, the grids being formed from segments of material leaving a gap between them, characterized in that thes...	10/19/2004
6623353	Venturi type air distribution system An air handling system for a building having a ceiling and enclosed space, the system including four interconnected induction units for mounting adjacent the ceiling. These units form four sides of a rectangular assembly. Each induction unit includes an a...	09/23/2003
6612923	Warm tube mixing box A mixer box for mixing two separate sources of air. Air from a first source is fed into a plurality of vented conduits. Each of the vented conduits has at least one vent opening, that allows the air from within the conduits to escape and enter a mixing ch...	09/02/2003
6595848	Static air mixing apparatus A fixed blade air mixing apparatus includes a plurality of radially extending vanes which extend away from a common center and terminate at their outer ends within a polygonal shaped enclosure. The plurality of vanes include an inner section which is curv...	07/22/2003
6588496	Air conditioner for vehicle An air conditioner for a vehicle comprises an air conditioner housing and an air intake formed in the air conditioner housing. An evaporator is disposed downstream of the air intake and an heater core is disposed downstream of the evaporator. Vent and foo...	07/08/2003
6547433	Air mixing device having series of parallel airflow passages An air mixer for an air distribution system for a building including a set of fixed, parallel partitions arranged in a spaced-apart manner with one above another, these partitions forming alternating primary and secondary air passageways that are capable ...	04/15/2003
6478671	Air-conditioning system An air-conditioning system alternately produces a cooled air stratum and a heated air stratum as viewed from an air outlet opening, and the guide length a1 of a first guide wall is set from 0.05 time or more to 0.5 times or less than the length L1. The gu...	11/12/2002
6368207	Automotive heating, ventilating and air conditioning module with improved air mixing An HVAC housing includes a novel structure to aid the mixing of hot and cold air downstream of the evaporator and heater core. A series of space, parallel, C shaped channels running transverse to the cold air stream and generally in line with the hot air ...	04/09/2002
6213867	Venturi type air distribution system An air handling system for an enclosed space in a building includes two induction units that can be mounted above a ceiling. Each unit has an elongate air plenum section and an air mixing section forming an air mixing chamber. Air nozzles extend into the ...	04/10/2001
6139425	High efficiency air mixer An air mixer for an air distribution system for a building includes a set of fixed, substantially parallel partitions arranged in a spaced-apart, side-by-side manner, these partitions forming alternating primary and secondary air passageways. The primary ...	10/31/2000
6132310	Integrated heating and fresh air supply device for use with an air distribution system A ventilation unit for use with a heating or cooling system that is decentralized and does not require large conduits is disclosed. The system includes at least one fresh air intake; a fan operatively connected to the at least one fresh air intake for dra...	10/17/2000
6106386	Air flow mixing apparatus A mixing device for mixing two air flows has plural first flexible curtains disposed between first edge regions of alternate pairs of air guides, and a plurality of second flexible curtains disposed between second edge regions of alternate pairs of air gu...	08/22/2000
6004204	Induction nozzle and arrangement This invention relates to an induction air handling unit of the type that uses a primary air flow to induce flow of secondary air through the air handling unit. It comprises an induction chamber (2) having an air flow entrance (22) and an air flow exit (2...	12/21/1999
5988263	Mixing device for air conditioning system An air flow mixer structure for a vehicle air conditioning system has a first conduit for a first air flow, a second conduit for a second air flow, an opening between said first and second conduits for merging said first and second air flows in a merging ...	11/23/1999
5645481	Static air mixing apparatus A static air mixing apparatus for mixing of air passing through a space of duct. The apparatus includes an inner enclosure at least partially traversing the duct, an outer enclosure surrounding the inner enclosure, a first plurality of radial vanes extend...	07/08/1997
5536207	Static air mixing apparatus A static air mixing apparatus for mixing of air passing through a space or duct. The apparatus includes an inner enclosure at least partially traversing the duct, an outer enclosure surrounding the inner enclosure, a first plurality of radial vanes extend...	07/16/1996
5516330	Air conditioning system for a passenger aircraft An air conditioning system for a pressurized aircraft body includes an air flow closed loop into which fresh air may be introduced either through a fresh air treatment unit or through a trim valve or through both. A first series connection of system compo...	05/14/1996
5463967	Static mixer device for improving homogeneity of a characteristic of a mixture stream created from fluid streams separately entering the device A static mixer device for mixing separate fluid streams entering the device in order to achieve a more uniform, or homogeneous, characteristic, such as temperature for example, in the resulting fluid mixture stream exiting the device. An exemplary embodim...	11/07/1995
5368521	Fluid distributor for stratified mixing of air streams A novel plenum chamber and system for the mixing and subsequent distribution of two different fluids. In the preferred example the fluid is air and the chamber mixes fresh and recycled air proportionately and subsequently distributes the air stream throug...	11/29/1994
5364305	Air mixer An apparatus for mixing air streams in a duct or plenum of a heating, ventilating or air conditioning system is within a rectangular frame and comprises a centrally located square solid sided pyramid shaped deflector surrounded by four sets of air directi...	11/15/1994
5197920	Element for user in a heating and air conditioning ductwork system An element for use in ductwork of a heating and air conditioning system includes a converging shape that causes pressure of the air flowing therethrough to decrease and which establishes a negative pressure between the surroundings of the element and the ...	03/30/1993
4959970	Air conditioning apparatus Air conditioning apparatus is disclosed. The apparatus includes, referring to FIG. 28 of the drawings, a number of air outlets 636, a dehumidifier 630, a constant pressure blower 833 in the dehumidifier 630 a duct 653 for circulating dehumidified air to t...	10/02/1990
4735130	Fresh air make-up apparatus Fresh air make-up apparatus for a furnace located in an enclosed building comprises an elongated diffuser housing positioned adjacent the furnace, with the housing having an inlet in communication with fresh outside air and a pair of outlets, one being co...	04/05/1988
4711162	Method of ventilating rooms In a method of ventilating rooms, fresh air is introduced into the room at one or several places at floor level by means of diffuse air supply, and the room air is exhausted at the ceiling level of the room. One or several jets of fresh air (2a, 2b) are b...	12/08/1987
4495858	Fixed blade air blender apparatus A fixed blade air mixing apparatus is characterized in particular by having a plurality of radially extending vanes which extend away from a common center and terminate at their outer ends in a generally polygonal shaped enclosure. The apparatus is princi...	01/29/1985
4469446	Fluid handling Systems for mixing gaseous medium streams at different temperatures are for changing the direction of flow of a stream which alleviate the effect of pressure losses. A plurality of hollow airfoil shaped vanes are positioned within a first gaseous stream, ...	09/04/1984
4448111	Variable venturi, variable volume, air induction input for an air conditioning system A unit for heating or cooling multiple rooms including a plenum diffuser mounted parallel within a ceiling runner and supported by hangars within the ceiling plenum. Each unit includes a round inlet collar, an elongated plenum to form a "Venturi," hinged ...	05/15/1984
4164901	Indoor gun firing range enclosure having a ventilation system An indoor gun firing range enclosure with a ventilation system for removing particulate matter, such as lead or other heavy metals, and unburned gunpowder, plus gaseous contaminants such as carbon monoxide, from the atmosphere within the enclosure to make...	08/21/1979
4078576	Gas mixer A gas mixer for mixing two or more gases of different quantities and physical characteristics includes a gas inlet chamber and a gas mixing chamber in gaseous communication with the gas inlet chamber. Pairs of gas inlet ducts face one another across the g...	03/14/1978

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Class 454/261 - Including structure for mixing plural air streams together