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Match
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Document Title |
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7597617 |
Gas diffusion device
A gas diffusion device used in conjunction with a flow of gas from a conduit utilizing a sheet having a peripheral edge defining a surface inwardly from the edge. The surface possesses a first...
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7566263 |
Register grille and connector frame with releasable connection
The invention provides the combination of a grille and a connector frame for a duct outlet in a HVAC system. At least one lock element extends from one of the connector frame and the grille and...
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7566262 |
Airflow boosting assembly for a forced air circulation and delivery system
The invention relates generally to the field of airflow boosting devices. In particular, the invention relates to a booster fan for installation into a vent opening of a duct system in a forced air...
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7510471 |
Flow spreading mechanism
The present invention relates to a flow spreading mechanism, in particular a flow spreading mechanism used with refrigerators or air conditioners to enhance spreading of cool or warm air. To...
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7361082 |
System, device and method for ventilating a room
A system and method for ventilating a room in which the system has at least one air supply unit and one air exhaust unit. The air inlet unit has a guiding slot diffuser for guiding an airstream in...
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7328478 |
Register inlet apparatus for a central vacuum cleaning system
An inlet apparatus for central vacuum cleaning systems is described that can be integrated with registers commonly used with heating and air conditioning vents in residential or commercial...
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6942563 |
Air-guiding appliance
An air-guiding appliance ( 10 ) for the directionally defined introduction (R) of air (L) supplied on the rear side ( 20 ) of the appliance into a space ( 22 ), in particular interior of a vehicle,...
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6887149 |
Cooling system with mesh grill and directional louvers
A method and apparatus of a cooling system having a housing with an intake and an output vent. The output vent comprising a framework configured to couple to the housing. Directional louvers...
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6814660 |
HVAC localized air filter assembly system
A heating ventilation and cooling (HVAC) localized air filter assembly system for capturing particulate material and contaminants distributed through HVAC systems. The system includes a least one...
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6749499 |
Cover for register and register opening
A register cover for a register opening in a floor includes a body with a pair of legs extending from and pivoted to the body. Each of the legs may pivot between extended and retracted positions....
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6397933 |
Method and device for cooling of electronic/computer equipment and use thereof
A cooling system for cooling electronic/computer equipment in an equipment room in a station. A fan device causes heat exchanging air circulation between a battery and the equipment, where the air...
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6241603 |
Ventilation filter mechanism
A filtering system which is secured to a traditional air register. The filter uses a flange adapted to encircle the outlet of the traditional air register. Connected to the flange is an air...
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6168518 |
Vent structure with slotted rectangular outlet
A vent structure with a slotted rectangular outlet includes a cylindrical connector section to mate with a cylindrical duct, a flared and curved transition section, and a rectangular outlet...
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6139426 |
Molded polymer air diffusing screen
A molded plastic air diffusing screen in an air supply system provided for effectively diffusing or deflecting air supplied through a coreless or vane-free duct such that undesirable air turbulence...
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6135877 |
Box- or screen-like supply air terminal device and a nozzle module or nozzle unit therefor
A supply air terminal device (1) of box-like or screen-like construction has a front wall (5) in which there are disposed a plurality of groups (10) of slots (7) with the groups and the slots in...
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6010401 |
Germ removing device for air supply systems
A device for catching and removing germs, viruses and the like from air flowing in an air path of an air supply system. The device includes a cylindrical member or members mounted in the air flow...
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5984774 |
Air distribution unit and system
A portable self-contained air distribution unit, and system incorporating same, are useful in assisting in the distribution of air within a vehicle. The unit comprises an elongate conduit having an...
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5876281 |
Pulse air jet generator
A pulse air jet generator being used for an air shower apparatus. An air flow restricting member, which is so configured as to cross an air flow blown off from an air blowoff nozzle intermittently...
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5863310 |
Grill/filter mounting assembly
A grill filter assembly for mounting in the exit or entrance wall opening of a forced air duct wherein the grill plate may be installed in a hinged relation to the duct enabling easy access to the...
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5810662 |
Compact smoke and fire damper with over center latch
An adjustable damper for controlling air flow between portions of a building includes a plurality of vanes positioned in a frame opening, which vanes are selectively, simultaneously rotatable...
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5733191 |
Directional vent register
A directional vent register having a primary grill in a generally conventional position in a top plate which pivots to expose and open a secondary grill which directs the air in a forward direction.
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5720660 |
Protective cover for a heat register
A protective cover for heat registers, heating ducts, cooling vents or the like, including a main panel having an open grid pattern for covering the surface of a register, duct or vent; four side...
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5643081 |
Vent screen and vent apparatus
A vent screen and vent apparatus includes a vent duct along with an exterior grill connected to one end of the vent duct. The exterior grill includes a screen access opening. A vent screen support...
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5553417 |
Fluid distribution panel and method
A fluid distribution panel (A) is illustrated, especially for use in a growth chamber, utilizing a plurality of spaced conical surfaces (B) which taper outwardly from a plenum into an enlarged...
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5479984 |
Removable positive shut-off panel
A register of a forced air system is sealed by placing a heavy flexible magnetic panel over the register and adhering the entire panel to the entire register for preventing escape of forced air...
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5435781 |
Register with multiple controls
A register for controlling air flow to or-from a vent has a front with a grille for allowing full air flow. Plates within the register are movable over the vent opening to affect the air flow. The...
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5389037 |
Method and apparatus for improving the respiratory efficiency of an infant
A method and apparatus for reducing respiratory abnormalities in infants and the incidence of crib death by providing a flow of room air to a sleeping infant's environment to stimulate breathing....
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5360373 |
Upwelling-air distributor for air-conditioning systems
An upwelling-air distributor for air-conditioning systems. It comprises two concentric, air-permeable cylinders, an outer cylinder (1) and an inner cylinder (2). The cylinders accommodate one or...
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5346426 |
Method and an apparatus in ventilation
A method and apparatus for the mechanical ventilation and heating of a premises with improved removal of impurities from air present in the premises. At least one suction extraction device is...
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5338254 |
Increasing jet entrainment, mixing and spreading
A free jet of air is disturbed at a frequency that substantially matches natural turbulences in the free jet to increase the entrainment, mixing, and spreading of air by the free jet, for example...
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5282367 |
Refrigerated food preparation table and method
A refrigerated food preparation table having an evaporator cooling coil and heat transfer fins which are baffled to create two air flows which are cooled to different temperatures. One air flow...
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5266091 |
Air climate control system register filter
An air filter for use in combination with a climate control system having a register with an outwardly extending perimeter flange and an exposed surface, the outwardly extending perimeter flange...
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5254039 |
Playground construction
An improved playground construction is provided and consists of inflatable dome-shaped ribs placed one next to each other on a layer of padding on a hard ground surface of a playing field. Filler...
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5230656 |
Mixer ejector flow distributor
An apparatus for attaining improved flow uniformity through and at the exit of an air duct by mixing and distributing the air flow. The apparatus has a wall containing a plurality of convoluted...
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5213543 |
Aircap
A cover assembly for ceiling registers connected to the air ducts or the trunk line of a central air conditioning system. The cover assembly is designed to prevent heat and moisture from entering...
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5211605 |
Incombustible diffuser assembly for preventing dew condensation in air-conditioning systems
A diffuser assembly for an air-conditioning installation, has low thermal conductivity so that it can prevent from accumulating condensation and is incombustible enough. Each of the diffuser...
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5207615 |
Damper assembly for air plenum system
An air plenum system is disclosed which is adapted to distribute air from a central air plenum through a plurality of air duct lines, with a predetermined and readily adjustable air flow rate...
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5109756 |
Adjustable air diffuser with quick mounting means
An air diffuser assembly having multiple, various size inlet collars joined together with frustum shaped sections. Each of these sections contain a tear-away band around its perimeter which allows...
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5072719 |
Air supply system for a firebox
The air supply system for feeding air to a firebox within a building comprises a fresh air intake box (3) in the outside building wall (19) and, in the immediate vicinity of the firebox, a...
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5054379 |
Air release box
An air release box has at least one perforated bottom wall section and perforated longitudinal side wall sections. At least certain of the perforated wall sections, including the perforated bottom...
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5042368 |
Ventilation grill
A ventilation grill comprising a housing having a rear wall provided with apertures and side walls projecting from the rear wall defining a compartment having an opening wherein fins are pivotably...
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4942384 |
Composite type crime preventive sensor
A composite type crime preventive sensor processes output detection signals from a plurality of sensor units of mutually different detection systems for ranking the signals into a plurality of...
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4938122 |
Improved outlet assembly
An improved air directing outlet assembly particularly for an automobile air conditioning system including open front ended and rear ended frame and barrel members. The frame surrounds the barrel...
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4903584 |
Deodorizing air vent attachment
A deodorizer receiving device which is attachable to an air vent fitting. The device comprises a vent fitting mounting surface and a deodorant holding region supported by the mounting surface. The...
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4889342 |
All-weather golf driving range
A golf driving range of the single-user, stall-type especially constructed for driving golf balls in adverse weather conditions. A housing including a flooring, roof, side walls, back wall, and...
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4858520 |
Auxiliary frame for ceiling mounted air diffusers and the like
An air distribution device system includes an air distribution device of rectangular configuration and an auxiliary frame adapted to flush-mount the air distribution device within a ceiling of the...
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4852470 |
Air disperser for air conditioner/heater ducts
A device for dispersing cool or warm air from a lower air conditioner/furnace duct. The cool air is transferred to an upper air distribution outlet to provide optimum cooling of a room. The device...
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4850266 |
Central air uptake attachment
A central air uptake attachment has a housing with upper and lower outlets. The housing is juxtaposable to a room wall air outlet communicating with the ducts of a central air conditioning system....
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4805521 |
Supply air device
A supply air device for spreading an air flow from a generally flat, perforated external element (21,22,23) comprising a box-like casing (10) serving as an air distribution chamber and having means...
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4750411 |
Register box and wye
The box has an end wall and four side walls extending therefrom to an open end. The end wall and each of the side walls has a plurality of different size concentric geometric figures formed by...
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