| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 454275000 | Including specific cover or shield for exterior vent opening | 39 |
| 20080242213 | Cover for a separating area of an air intake duct of an internal combustion engine - In connection with a cover for preventing foreign matters, such as water, dirt, ice, snow and the like, from entering into an air intake duct of an internal combustion engine, which cover covers an opening of the air intake duct at a separation area of the air intake duct in an air-permeable manner, when the separation area of the air intake duct is open, the cover is operatively connected to a mechanism by which the cover is movable from its covering position, in which the opening of the air intake duct is covered, into a withdrawn position, in which the opening of the air intake duct is uncovered so that the air intake duct can be closed at the separation area, and vice versa. | 10-02-2008 |
| 20080305734 | Weep hole cover - An apparatus for providing ventilation in a lower level of a building and for preventing mold and mildew from building up in an interior portion of such building while also preventing entrance of small unwanted animals. The apparatus comprises a frame member having each of a first predetermined shape and a first predetermined size and formed of a first predetermined material. A screen member is engageable with the frame member for attachment thereto, such screen member having each of a second predetermined shape and a second predetermined size and being formed of a second predetermined material. The apparatus is secured to the structure by one of masonry screws or is secured in new construction with bricks and brick mortar. | 12-11-2008 |
| 20080311841 | External Wind Reflector - An external wind reflector is an adjustable apparatus comprising of reflector and holder, which function is to direct the wind blown from a cool and/or warm air-conditioning unit towards a more desired area or spot other than the previous area or spot initially covered by the unit's flap or louver at the discharging outlet. It can be easily attach/detached to/from the unit or its surroundings. It can also be integrated with fragrant stuff or dispensing means. | 12-18-2008 |
| 20090093208 | OUTSIDE AIR INTRODUCTION GRILL FOR INDUCTING NATURAL CONVECTION IN AIR INFLUX ROOM - The present invention discloses that outside air flows into an APU room by using a difference in pressure of the inside and the outside of the APU room during driving of a bus to induct a natural convection in the APU room and thus cool an air drier provided in the APU room, and is discharged from the APU room. Accordingly, an increase in temperature of air drier is prevented and the high temperature compressed air generated in compressor is subjected to active heat exchanging in respects to the outside while passing through air drier, thereby preventing formation of moisture according to a change in temperature of the compressed air. | 04-09-2009 |
| 20100003913 | HVAC AIR DUCT VENT COVER AND METHDOLOGY FOR ITS USE - One possible embodiment of the present invention could be a cover for sealing a ceiling-mounted HVAC vent comprising of a rectangular base with several edges; several rectangular cover walls, each cover wall being attached to a respective edge, the base and cover walls being originally arranged in a cruciform shape; wherein the cover walls provide a force fit upon the interior sides of a framework of a ceiling mounted HVAC vent to hold the cover in place within the hollow interior of the framework. | 01-07-2010 |
| 20100081371 | OUTDOOR AIR CONDITIONER COVER ASSEMBLY - This invention is a modular all-season air conditioner cover (for ground supported or window supported A/C units). The cover includes fixed side wall intake air louvers interleaved around the main cover assembly side walls to shield the air condition unit from the outdoor elements without restricting intake air flow toward the A/C coils. In each embodiment of the invention, a plurality of interleaved exhaust face louvers having overlapping depending edges are included, that are both used to channel rain water away from the air condition unit and are free to articulate to and away from the A/C fan air exit face grate and the adjacent surfaces of the main cover assembly to which they are attached. The articulated louvers are moved from a resting to an open position by air pressure from the fan driven cooling air being drawn through the A/C unit coils. In an alternate version, an additional top face grate is attached above the top face of the exhaust air actuated louvers to keep debris from obstructing their articulation. In order to speed the installation and removal of the present invention, magnets for holding the cover in position are affixed to slots in the main cover assembly. | 04-01-2010 |
| 20100112929 | RECESSED FAN INLET COVER - A recessed fan inlet cover, for covering an enclosure inlet opening of an exhaust fan enclosure to provide an air flow channel into the fan enclosure while impeding sound emission from the fan enclosure, the fan inlet cover comprising: a cover frame having an outer peripheral edge extending outward of the enclosure inlet opening and having an inner edge defining a substantially planar frame surface, the frame having an upwardly recessed mounting surface joined to the inner edge with an arcuate wall, the mounting surface having an intake opening; and a cover plug mounted to the recessed mounting surface downwardly spaced from the mounting surface, the plug having a substantially planar plug surface co-planar with said frame surface, the plug having an outer peripheral edge with an inwardly projecting lip, the plug having a sound absorbing layer on an upper surface opposite said planar plug surface; wherein an air flow channel is defined between said arcuate wall and said lip. | 05-06-2010 |
| 20100120353 | Removable vent trap - A ventilation device is disclosed for covering duct openings in the floor or wall of a building or other unit containing heating/cooling ductwork. The device includes a ventilation cover member sized and shaped to cover the duct opening of a building heating/cooling ductwork system. The cover member has a peripheral portion overlapping the duct opening, an outer face, an inner face, a central opening to permit airflow through the cover member, and a plurality of depending edge elements that engage the interior periphery of the duct opening. A filtration basket is provided and has a plurality of spaced peripheral side panels, a bottom panel and an open upper end portion. An attachment member is disposed about the peripheral side panels proximate the upper end portion and is adapted for securing the open end portion of the basket to the cover member depending edge elements. The basket is sized and shaped to project into the duct opening. Finally, each of the peripheral side panels and the bottom panel includes a plurality of perforations defined therein which are sized to permit airflow therethrough from the ductwork through the cover central opening, and prevent debris from entering the ductwork through the cover central opening. | 05-13-2010 |
| 20100190432 | MAGNETIC REGISTER COVER - A register cover (also referred to as a vent cover) for use in a building that has heating, ventilation and air-conditioning (HVAC) systems that utilize air registers. The register cover completely covers the register and secures to the register using a magnet in order to substantially block the flow of forced air through the register that is covered by the register cover. In the case of a non-metallic register, a method is disclosed for retrofitting the non-metallic register by placing metallic mounts on the register in order to secure the register cover over the register with one or more magnets. | 07-29-2010 |
| 20100233952 | Cover for environmental control system vent - An assembly for covering a grill of an air conditioning vent in the winter comprises a cover having a frame that may have a hole on a top surface and sides including a compressible material along its perimeter for sealing a vent area. In one preferred embodiment, the assembly includes an elastic cord having a looped end and a free end, the looped end being of adjustable size and having two hooks slidably connected to the cord. The hooks are configured to attach to the grill and pulling the free end of the cord tightens the looped end and the hooks. The free end may be attached to the cover so that sliding a barrel lock up the cord urges the cover against the vent area and prevents unwanted upward hot air flow and downward cold air flow in the winter when the air conditioning system is not in use. | 09-16-2010 |
| 20100330897 | Fresh air intake system for overburden drills - A fresh air intake system for overburden drills with an air intake assembly mounted along the drill mast to access air at the greatest practical height above ground, an air filter assembly, and a pressure blower/circulating fan assembly to supply the cleanest air practicable into the operator's cab under positive pressure. The height of the drill mast is utilized to access cleaner air at greater heights, with the air inlet located strategically toward the top of the mast. The intake assembly includes a rain cap, an intake tube mounted along the drill mast, and a flexible section at the drill mast pivot point to accommodate raising and lowering of the mast without interference or obstruction. The air filter assembly is mounted in series with the pressure blower/circulating fan assembly, which operates with negative inlet pressure and supplies filtered air under positive pressure into the enclosed cab. | 12-30-2010 |
| 20110059687 | DATA CENTER, COOLING SYSTEM, AND METHOD OF COOLING INFORMATION TECHNOLOGY DEVICE - A data center includes a housing room that houses an information technology device; an air conditioning machine that cools air in the housing room and supplies the air under a floor of the housing room; a grille that allows the air supplied under the floor to circulate in the housing room; and a rack device that houses the information technology device. In the housing room in the data center, the rack device is arranged in such a way as to surround the grille. The information technology device is housed in the rack device in such a way as to take in air from a space surrounded by the rack device via the grille and discharge air to the housing room. The air conditioning machine is arranged at a side from which the information technology device discharges air. | 03-10-2011 |
| 20110201265 | METHODS AND APPARATUS FOR COMBATING SICK BUILDING SYNDROME - Methods and apparatus for combating sick building syndrome include a plenum that is at least partially bounded by fabric comprising at least one naturally occurring botanically based, antimicrobial, morbidity-inducing fabric and preferably a fan for introducing air into the plenum for passage outwardly through the fabric thereby to cleanse the air of microbes contributing to sick building syndrome. | 08-18-2011 |
| 20110250833 | AIR DUCT BLOCKING DEVICE FOR OBSTRUCTING AIRFLOW THROUGH PORTIONS OF AN AIR DUCT SYSTEM - The present invention discloses an air duct blocking device for obstructing airflow through portions of an air duct system. The blocking device may include a support plate having an interior side and an exterior side and an adjustable fastener configured on the exterior side. The air duct blocking device may include a flexible connector having a hook at one end that is capable of attaching to a register boot. The flexible connector passes through the support plate and the adjustable fastener, and the adjustable fastener is capable of securing the support plate in a fixed position relative to the flexible connector. The air duct blocking device may include a substantially planar gasket configured on the interior side of the support plate that is capable of blocking airflow through the register boot when the gasket is held against the register boot by the adjustable fastener secured to the flexible connector. | 10-13-2011 |
| 20120028564 | VENT - A vent comprises a vent body ( | 02-02-2012 |
| 20130005238 | AIR CONDITIONER COVER WITH OPENING AND CLOSING FEATURE - An air conditioner cover for an outside air conditioner is provided. The cover may include a shutter that has a plurality of slats. The shutter can have a side wall, and the slats may be pivotally mounted to the side wall. The slats can be capable of pivoting from a closed position to an open position. | 01-03-2013 |
| 20130012117 | VENT MEMBER AND METHOD OF MANUFACTURING THE SAME - A vent member ( | 01-10-2013 |
| 20130065504 | SEPTIC TANK VENT SCREEN - A retrofit mosquito screen cap attachment denies access to mosquitoes from entering a vent pipe connected to a subterranean septic or other fluid filled tank. It includes a mosquito screen pre-attached to a cap insertable over the one or more vertical open faces of the horizontal portion. The lower opening on the vertical downpipe is simply attached atop the open vent pipe. Preferably the pipe joint is made of PVC which is also the typical material of the vent pipe. A rigid PVC mosquito screening is used, which is bonded or sealed to the retrofit cap covering the pipe joint section. A robust material as opposed to a softer fabric screen is preferable to keep out bats or the beaks of birds attracted to hovering mosquitoes near the openings. The vertical orientation of the two vent holes helps keep debris from accumulating to clog the screened openings. | 03-14-2013 |
| 20130331023 | AIR VENT COVER WITH ONE-HANDED OPERATION - A method and an article of manufacture are disclosed for covering structural openings, such as air vents, air intakes, and the like. In various embodiments, an exterior push or pull mechanism is used to attach and firmly hold a vent cover over an opening to form a substantially air-tight seal around the opening. A rigid or semi-rigid rod with an attachment mechanism at an interior end of the rod passes through the vent cover. The attachment mechanism includes a hook, a loop, a suction cup, a strong magnet, and the like. The push mechanism on the exterior of the vent cover includes a spring, a screw, and a shaft gripper, among others. The attachment and push mechanisms are configured to be easily operated with one hand from outside the vent cover, and also to attach the vent cover from a distance without touching the vent cover. | 12-12-2013 |
| 20140065944 | VENT COVER WITH BIASED DOOR - A vent cover includes a body having an inner portion and a outer portion, a vent exhaust hole defined in the body through the inner portion and the outer portion, an enclosure defined between the inner portion and the outer portion; and a door movably coupled to the body, the door including a biasing portion and a door portion, the door moveable between a first position and a second position, the door in the first position at least partially covering the vent exhaust hole, the second position having a clearance between the door portion and the vent exhaust hole, the biasing portion enclosed within the enclosure of the body and including a biasing element biasing the door to the first position. | 03-06-2014 |
| 20140094107 | VENTILATION CAP - A ventilation cap includes a tube portion, a vent portion, and an upper portion. The tube portion is configured to releasably engage with a vent pipe. The vent portion extends from the tube portion to define a common pathway formed therein. The vent portion has at least three interconnected adjacent sides. Each of the sides includes one or more upright ribs, and multiple contiguous ribs laterally extending from the upright ribs to define openings in fluid communication with the common pathway. The contiguous ribs at one or more sides have an intermediate segment with an increased cross-sectional area. The contiguous ribs taper laterally from the intermediate segment to ends. The upper portion is disposed above the vent portion and connected to an upper end of the upright ribs. | 04-03-2014 |
| 20140148089 | Moving Device and Dust Cover - The present invention provides a moving device and dust cover. The moving device includes a moving cart and a dust cover; the dust cover forming a dust-prevention space over the moving cart; the dust cover including an air-driver device, a vent tube and an outer cover; the air-driver device being disposed outside of outer cover for sucking in outside air and driving air into vent tube; the vent tube being connected to air-driver device and outer cover, for flowing of the air sucked in by air-driver device into the dust-prevention space formed by outer cover so that the space forming a positive pressure with respect to outside of outer cover; the outer cover performing filtering on the air flown in through vent tube. As such, the present invention accomplishes a better cleanroom result and provides easy disassembly and flexible usability to reduce the cost. | 05-29-2014 |
| 20140220877 | DRY OPEN WINDOW (OPW) APPARATUS - Improvements in the manufacture, mounting and implementation of dry open window (DOW) structures. Such structures comprise a plurality of louvers which, when viewed in cross section, have “V” or “W” shapes that enable air to pass through a window opening while substantially preventing precipitation to pass, the precipitation instead being captured by the louvers for collection or drainage. Apparatus for mounting a DOW structure in overlying registration around the periphery of an existing window opening may include four corner frame members around and containing the DOW structure. The frame members slidingly engage, with fasteners being provided to lock the frame members to one another when they form an assembled rectangle with dimensions corresponding to the periphery around a window opening. A plurality of components are then provided for mounting the frame members and DOW structure contained therein to the periphery of the window opening. | 08-07-2014 |
| 20140323031 | OUTDOOR UNIT OF REFRIGERATION APPARATUS - In an outdoor unit of a refrigeration apparatus is a blow-out opening configured to deliver air from an air-blowing fan that is covered by a protective grill. The outdoor unit includes an eave part protruding in a direction along which the air is blown out from a top part of the grill. A top surface of the eave part has a water-leading part extending in a direction intersecting the direction along which the air is blown out. The water-leading part leads water dripping down onto the top surface of the eave part to at least one of longitudinal ends of the eave part and a middle of the eave part. | 10-30-2014 |
| 20140364049 | SYSTEMS AND METHODS FOR VENT PROTECTION ENCLOSURES - A generally planar blank made, for example, from sheet metal can be formed into a vent protector that can be mounted to an outer wall of a structure over the exhaust aperture of a vent to inhibit vertebrate wildlife from entering the vent. The vent protector forms an enclosure for receiving vent flaps that may extend outwardly from the wall of the structure. | 12-11-2014 |
| 20140364050 | VENT SEALING DEVICE AND SYSTEM - A vent sealing device includes first and second elongated tubular members having a funnel shaped cap along the upper surface for directing rain water into a vent pipe. A screen is positioned along the top of the device. A vent sealing system includes the vent sealing device and a roof attachment having an elongated base structure and a flexible sleeve protruding outward therefrom. | 12-11-2014 |
| 20150087221 | HIGH EFFICIENT NIGHT COVER - A night cover for a refrigerated merchandiser that is positionable to substantially enclose a product display area of the merchandiser. The night cover includes a first portion and a second portion that is disposed above the first portion. The second portion cooperates with the first portion to define a first surface area, and the second portion defines a second surface area and has an open section configured to permit ambient airflow through the night cover. A ratio of the first surface area to the second surface area is between approximately 7:1 and 18:1. | 03-26-2015 |
| 20150105012 | VENT COVER - A vent cover is configured for attachment to a downwardly-facing surface, such as a soffit panel of a building roof overhang. The vent cover includes a housing coupled to a base portion, the housing defining a fluid discharge outlet and fluid passageway, with the outlet being selectively blocked by at least one movable door. The door is hinged at its upper end portion and is biased to a closed position by gravity. A sufficiently high air pressure will raise the door and permit an outflow of air through the discharge outlet. Where separate inner and outer doors are provided, the outer door may be manually movable to its open position while the inner door remains closed, so that the inner door continues to restrict access to an interior of the housing. | 04-16-2015 |
| 20160076788 | Air Inlet Hood for a Ventilation System - An air inlet hood for use with a ventilation system has an air inlet face to receive a flow of fresh ventilation air, and an air outlet face to deliver the air into the ventilation system. A rainwater collection channel is disposed along edges bounding the air inlet face to collect rainwater falling on the air inlet hood. A rainwater reservoir receives the collected rainwater from the rainwater collection channel, and dispenses the collected rainwater away from the air inlet face in order to prevent rainwater from being entrained into the ventilation air. | 03-17-2016 |
| 454276000 | Wall type | 10 |
| 20090191807 | INSTANT CRAWLSPACE WINTERIZATION SYSTEM - An apparatus for winterizing a vent opening in a crawl space of a foundation in a building. The apparatus comprises a first member having each a first predetermined size and a first predetermined shape and formed of a first predetermined material for sealing against an inside surface of a wall area immediately adjacent such vent opening. A cover member has each of a second predetermined size and a second predetermined shape and formed of a second predetermined material, the cover member is secured on a first side thereof to a first side of said first member. A thermal insulating layer is engageable with a second side of the first member for providing a weather barrier to cold air and pinch handles are disposed on the cover member for assisting in positioning the apparatus in such vent opening. | 07-30-2009 |
| 20100233953 | Cover for wall air conditioning vent - An assembly for covering a grill of an air conditioning unit that fits through a wall comprises a rigid or semi-rigid cover having a top, a perimeter flange to which a flexible sealing material is affixed, and having sides, the top having four corner apertures for insertion of the cords. Four elastic cords have a hook at one end and having a barrel lock slideably engaged to a second end. The barrel locks of the elastic cords collectively urge the cover against the wall so as to create an air-tight seal between the cover and the wall. The cover is urged against the wall and prevents unwanted upward hot air flow and downward cold air flow in the winter when the air conditioning system is not in use. | 09-16-2010 |
| 20110312262 | PEST GUARD VENT COVER - A pest guard vent cover may prevent the entry of large insects and animals into, but not obstruct the flow out of, the exhaust vent. A frame may have a rain guard, which terminates in pivot slots. A guard basket is pivotally and removably mounted within the pivot slots, so that it may pivot out and away from the frame for easy cleaning of dryer fluff. It may also be pivoted down towards the frame and attached to the frame by means of latches having angled flanges, which flanges catch the basket and releasably hold it against the frame. | 12-22-2011 |
| 20150362209 | INSECT BARRIERS FOR INLETS AND VENTS - A barrier device to prevent insects from entering an opening of a vent in fluid connection with an interior of a building includes a body which includes a housing. The housing includes a first end adapted to be placed in fluid connection with the vent opening and a second end. The barrier device further includes a mesh barrier positioned adjacent the second end, opposite the first end, through which fluid (gas and liquid) can pass. However, insects of a predetermined range of size cannot pass through the mesh barrier. The mesh barrier has an effective open area at least as large as an open area of the opening of the vent. | 12-17-2015 |
| 454277000 | Louver | 6 |
| 20100099349 | LOUVER ASSEMBLY - A louver assembly for placement in an opening for regulating the inlet of air, comprising a first blade stack and second blade stack arranged in tandem, and a sill for supporting the first and second blade stack. The first and second blade stacks have a plurality of blades arranged in a horizontally-spaced and vertically-extending configuration defining a plurality of horizontally-spaced and vertical extending air passageways for the passage of air therethrough. The sill has a generally planar first portion for supporting the first blade stack and a sloped second portion for supporting the second blade stack, wherein the sloped portion and the second blade stack define therebetween a void for equalizing pressure within the assembly to facilitate the draining of water therefrom. | 04-22-2010 |
| 454278000 | Having moveable vanes | 1 |
| 20130035032 | LOUVERED GRILL - The invention relates to a louvered grille for an air conduction housing, comprising a plurality of louvers which are spaced apart from one another to form air passage openings, wherein the louvers extend in the widthwise direction of the louvered grille and have an upper louver face that is directed to the exterior and inclined transversely with respect to the vertical direction of the louvered grille. For better IP protection of such a louvered grille, according to the invention the upper louver face of at least some of the louvers has a convex curvature in at least some areas of the louvers, both in the widthwise direction of the louvered grill and in the vertical direction of the louvered grille. | 02-07-2013 |
| 454283000 | With screen mounting means | 4 |
| 20090004964 | Vent With Attached Screen - An open ended box having a louvered panel, side panels and top and bottom panels extending from edges of the louvered panel defines a vent for use in a concrete block wall, brick wall or concrete wall. A screen of sheet metal with punched apertures is secured within the vent adjacent the interior surface of the louvered panel. The open end of the vent may be covered with a louvered panel or panel for supporting duct work extending from the vent. Right angle flanges may extend from the sides and bottom of the vent to position the vent in spaced relationship with adjacent elements of the wall and accommodate placement of grout therebetween. A nail or screw extending through each of the side panels adjacent elements of the wall may be used to positionally secure the vent. Flanges extending from the edges of the vent opening serve to be placed adjacent corresponding surfaces of the wall in which the vent is located. | 01-01-2009 |
| 20090270024 | Water-excluding air vent - A water-excluding vent structure wherein water impinging upon an outer surface thereof is excluded while air is allowed to freely flow through the vent structure to an internal space. The circular or other appropriate shaped vent structure has a series of parallel louvers designed for orientation in a level, horizontal plane. A porous, polypropylene membrane is placed behind the louvers. A perimeter gasket is used to seal the vent structure to the object to be ventilated. A notch is formed in an inner edge of the perimeter gasket along a line which is a perpendicular bisector of the louvers. The space defined by the notch is communicative with a drain hole in the outer housing. When properly oriented with the notch in a lowermost position, any moisture passing through the porous membrane collects in the notch and flows through the drain hole. | 10-29-2009 |
| 20110312263 | LOUVERED VENT COVER - A louvered vent cover includes a pest guard cover, a louver frame and a vent duct attachment. The pest guard cover has a grilled guard and is mounted on the louver frame by means of pins. The louver frame contains several louvers which permit one-way passage of the air to the exterior of the building. The louver frame is mounted to the vent duct attachment by means of tabs and a clip. The vent duct attachment is adapted to fit within a vent duct. The louvered cover may be mounted over a vent duct in a new construction, or, without use of the vent duct attachment, may be mounted over an existing vent duct cover. | 12-22-2011 |
| 20130029581 | AIR GUIDANCE SYSTEM - The invention relates to an air guidance system having an air guidance housing and an air passage grating fastened thereto, the air passage grating being held on the air guidance housing by means of a snap-lock connection. In order to simplify maintenance of such an air guidance system it is provided according to the invention that the air passage grating carries at least one latch having a snap-in shoulder that can be engaged in a snap-lock seat of the air passage grating and that the air passage grating pivotally accommodates a handle in a bearing seat, said handle disengaging the latch from the snap-lock seat when set from the locking position to the unlocking position. | 01-31-2013 |
