Matches 1 - 34 out of 34
Match Document Document Title
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...
7140960 Boot hanger mounting bracket  
The present invention relates to duct systems, registers and ductwork components used with floor or ceiling registers employed in warm air heating, ventilating and air conditioning systems, and...
7108600 Air duct register  
The present invention provides an air duct registrer for adding forced air (heat, air conditioning), exhausting air or simply to balance air quality. The air duct register has a manifold and is...
6652375 Air-conditioning register and boot assembly  
A register and boot assembly for a ducted heating or air conditioning assembly is provided which has a boot member, a register mounting member detachably connected to the boot member and a register...
6601356 Connector frame for ventilation opening  
A connector frame for use as a support member for mounting grilles at ventilation openings in a building structure. The connector frame allows the grills to be mounted in slightly different...
6227962 Vent coupler  
A vent coupler has first and second leg portions and a latch element extending between the leg portions. The coupler may be formed from a single piece of wire and be detachably coupled to a vent...
6192640 Double divisible connector frame for mounting air grilles and louvers to heating and cooling duct outlets  
A double divisible connector frame for use as a support member for mounting return grilles and louvers in a building structure which is rectangular in shape and having a planar surface on one side...
6012260 Air vent insert  
An air vent insert for mounting to the perimeter of a vent opening in a building structure to provide threaded mounting holes for an air vent cover. The insert includes an open frame having front...
6007422 Universal damper mounting system and method  
A universal damper mounting system and method for mounting a damper within an opening in a wall includes the use of a plurality of metal straps, each of which is initially formed into an roughly S...
5800259 Grill assembly  
A grill assembly comprising an anchor member adapted to fit in a duct around the periphery of a duct opening. Tie members may be slidably attached to the anchor member so that it projects outwardly...
5771647 Grille assembly and related method  
Disclosed is an air-flow-directing grille assembly of the type having two frame members and a grille bar supported by such frame members for pivoting movement about a grille bar axis. In the...
5671610 Fan guard of a freezing chamber in a refrigerator  
A fan guard of the freezing chamber in the refrigerator directs the cool air ejected from the cooling fan into the freezing chamber in quantities for shortening the time required for maintaining...
5338256 Ventilator  
A ventilator for ceilings, walls or floors comprises two principal integers, an outlet means and a ventilation tube connector. These integers may be connected by screw-thread means which is...
5176570 Filtered cold air baseboard return  
A filtered cold air return register particularly for base board units which provides for a removable replacement filter section in combination with the normally provided duct covering or end...
5121675 Device for supplying air to and if need be evacuating air from a room  
In a device for aerating and, if necessary, deaerating a space by means of individual nozzles arranged in a casing box (4, 4a), at least one individual nozzle (14) is rigidly mounted in a nozzle...
4573328 Apparatus for mounting a packaged terminal air controller to a plastic well sleeve  
A plastic sleeve assembly and an air conditioning unit are disclosed for mounting the air conditioning unit in a through-the-wall application. The sleeve assembly includes flange members with...
4383666 Safety construction for aircraft  
Pressure equalization between the upper and lower compartments of an aircraft is provided through normally covered openings along the edges of the floor of the upper compartment. The covers each...
4325229 Interior air conditioner cover  
The present invention relates to a weather tight cover which overlies the portion of a through-the-wall air conditioner that protrudes into a room. The cover has a peripheral sealing gasket to...
4208010 Ventilator assembly  
A foundation ventilator assembly that includes a housing in which are received at least one, and preferably a plurality of pivotal louver type elements that may be moved from an open to a closed...
4050366 Grating  
The present invention relates to an improved grating structure comprising carrying bars, and a plurality of ribs interlocked in said bars. Each of said ribs has holes strategically placed on their...
3948155 Air diffusers  
An air diffuser embodying a housing, defining an air chamber, adapted to be mounted in a suitable opening in a wall or ceiling of a room, and having an air inlet in one side thereof adapted to be...
3827209 DUCT-GRILLE CONNECTION CLIP  
A clip for attachment to a fiberglass, or similar ventilation duct, which provides a means for securing the duct to structural studs or plates, a ledge for use as a sheetrock or other wall covering...
3815638 DUCT FRAME OPENING  
A duct opening frame, typically supplied in coil form, of flexible, bendable sheet material and adapted to be formed into a frame for attachment to low density, Fiberglas heating, ventilating and...
3612173 UNIT HEATER DEVICE  
A unit heater is provided having a housing with an opening in one wall and a fan and heating element adapted to cause heated air to flow through the opening. An air deflector assembly is positioned...
3512470 VENTILATOR OUTLET BODIES  
3347145 Air distribution structure for refrigerated case  
3340787 Grille frames  
3087410 Air distribution devices and grilles  
2987330 Sealed pipe to pipe to wall joint  
2790376 Hot air register  
2784782 Screen framing arrangement  
0935187 Title is not available  
3606404 Title is not available  
0032728 Title is not available  
Matches 1 - 34 out of 34