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| Number | Title | Issue Date |
| 8087981 | 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 ... | 01/03/2012 |
| 8007352 | 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 ... | 08/30/2011 |
| 7393272 | Air filter assembly A kit for forming an air filtering assembly from a portable box fan assembly having a parallelepiped housing with square open sides through which an electric motor driven fan in the housing propels air, and a filter assembly including a parallelepiped frame with opp... | 07/01/2008 |
| 7334420 | Air conditioning unit installation The installation of an air conditioning unit upon a roof having a sloping surface includes providing a framework having a first frame and a second frame which are joined for relative reciprocal movement whereby the framework can be secured to roof and adjusted to pr... | 02/26/2008 |
| 7272949 | Refrigerator and airflow passage for ice making compartment of the same A refrigerator is provided with an airflow passage for an ice making compartment of the refrigerator. In the refrigerator, a main body has an opened side, and a door selectively closes the opened side of the main body. An ice making compartment is formed in the door... | 09/25/2007 |
| 7232369 | System and method for providing heating, ventilation and air conditioning An under-floor, perimeter-based heating ventilation and air conditioning pressurized air delivery system for use in a space includes a ventilation module, to be located in the floor, a multi-deflection linear bar grille covering the ventilation module, for diffusing... | 06/19/2007 |
| 7232370 | Adjustable roof jack with flexible boot An adjustable roof jack adapted for mounting on a flat or pitched roof. The roof jack is connected to a lower end of an air discharge duct from an air conditioning unit and to the top of an air supply duct in the roof. The roof jack includes an angular-shaped sheet ... | 06/19/2007 |
| 7216657 | Waterproof structure of ventilating window for tent The ventilating window of tent according to the present invention comprises a double-side waterproof fabric 111, which is sewn and attached to the rim portion of the ventilating window 102 of the body fabric 101 together with the cover fabric | 05/15/2007 |
| 7210728 | Vented transport cover A vented transport cover is disclosed for use in protecting vehicles, cargo and other objects during transport. The vented transport cover includes at least one venting member secured within the cover. Each venting member includes a downwardly extending, recessed bo... | 05/01/2007 |
| 7165363 | Manually separable ridge vent A ridge vent has an elongated body having a width sufficient to span the ridge of a roof along which the ridge vent is installed. Tear lines of relative weakness are formed at spaced intervals along the elongated body. The tear lines may be formed by score lines, pe... | 01/23/2007 |
| 7128077 | Tent ventilation structure A tent ventilation structure includes a vent window in proximity to a tent floor, and an awning coupled to a top edge of the vent window configured to extend outward from the tent to a position above the base of the vent window. Advantages of the invention include t... | 10/31/2006 |
| 7097557 | Insulated crawlspace vent apparatus, and methods of installing same An insulated crawlspace vent to provide airflow in a crawlspace in the summer and insulate it in the winter. An aluminum extrusion built as a picture frame is glued to the opening in the foundation of the crawlspace. An insulated door closes from the outside and is ... | 08/29/2006 |
| 7082967 | Modular umbrella valve An umbrella valve includes an elastic cap, and an elastic stem formed integrally with the cap, having a center hollow portion, having an enlarged hollow portion proximate the cap, and having a bottom. The valve has a needle having an enlarged head at a proximal end ... | 08/01/2006 |
| 7048333 | Collapsible sun shade for a chair A collapsible sun shade adapted to be used with a chair is disclosed. The shade is made of spring steel or equivalent material and is adapted to be affixed to cover the seat portion of a lounge chair. The shade is unfolded under the force of the compressed spring an... | 05/23/2006 |
| 7024828 | Rollable baffled ridge vent A rollable baffled ridge vent has a top panel with a laterally flexible central portion and edges. Substantially flat wind baffles are supported outboard of the edges and each wind baffle is formed by an array of aligned coextensive rectangular baffle sections. Each... | 04/11/2006 |
| 7000251 | Welding shield An apparatus includes a wall defining an opening. A first bracket is connected to the wall and defines a first channel. A second bracket is located across the wall opening from the first bracket and defines a second channel. A hinge connects the second bracket to th... | 02/21/2006 |
| 6955011 | Basement window shield with integrated vent A window well cover for a below-grade or basement window is disclosed. A transparent upper structure or portion is designed to cover a below-grade window on an outside of a building or other structure. The upper end of the transparent upper structure extends, or is ... | 10/18/2005 |
| 6955593 | HVAC protection system for automotive vehicles A protection system for a heating, ventilating and air conditioning (HVAC) system including one or more of a base, a shield and a deflector. The protection system is generally designed for preventing water and debris from flowing into the HVAC system. ... | 10/18/2005 |
| 6918163 | Shrink-wrap casket shield The invention is directed to shrink wrapping a casket to be entombed, including an article of a shrink wrapped casket with a ventilation port including a filter and a method comprising steps of sealing the wrap with shrink wrap tape and providing two-way ventilation... | 07/19/2005 |
| 6758738 | Damper with integral seal A damper for an air passageway comprises a rigid carrier plate having opposed faces defined by a periphery with a shape generally corresponding to but smaller than the shape of a cross-section of the air passageway and formed of a material having a melting point abo... | 07/06/2004 |
| 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 locations to hide imperfections at the edges of the ventilation o... | 08/05/2003 |
| 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 and a pair of precisely-similar spaced-apart continuous re... | 02/27/2001 |
| 5885153 | Eave ventilation system A continuous roof drip edge ventilation system providing a system for adapting the continuous roof drip edge vent to corners. Corner pieces are provided which are quickly installed on a roof inside or outside corner which facilitates installation of the c... | 03/23/1999 |
| 5759098 | Push-in cover vent A one-piece air circulation vent for piercing and maintaining a ventilation opening in a flexible cover or the like. The vent includes a stiff, but resilient body structure which comprises a main panel member generally triangular in plan and defining conv... | 06/02/1998 |
| 5649859 | Air exhausting cap structure A circumference wall is provided on a slant surface of a case. A cylindrical portion with a through hole for communicating the inside of the case to the outside is protruded inside the circumference wall. A shaft loosely fitted into the through hole is ve... | 07/22/1997 |
| 5573562 | Watertight filter for electrical equipment vent A filter assembly is used in combination with a piece of electrical equipment having a vertical side wall formed with vent opening. The assembly has a housing secured to the side wall at the opening thereof and having a closed top side, a closed front wal... | 11/12/1996 |
| 5341767 | Combustion air inlet diverter plate for a water heater A water heater comprising a tank defining a water chamber, a combustion chamber for heating water in the water chamber, and a combustion air inlet pipe including an outlet end communicating with the combustion chamber. The inlet pipe also includes an inle... | 08/30/1994 |
| 5328405 | Ventilator with deck mount An annular vent assembly is provided for securement over one side of a panel having a vent opening therethrough. The vent assembly is equipped with a readily removable and rotatably supported incident wind scoop as well as alternately usable perforated an... | 07/12/1994 |
| 5312295 | Subterranean transformer enclosure vent A heat venting system for subterranean transformer enclosures for sidewalks or streets includes a vent guard that passes air but prevents solids and fluids such as destructive oil from dropping upon the transformers. Used in connection with a vent plate h... | 05/17/1994 |
| 5070771 | Roof ventilator A roof ridge ventilator to be installed under a cap shingle includes a one piece cover member of an elongated shape including a pair of flaps, each flap having one upper surface over which cap shingles are secured and also having downwardly facing lower s... | 12/10/1991 |
| 4989502 | Weatherproofing doors for the air intake opening of ventilating systems A weatherproofing door for an air inlet opening of a ventilating unit. The door has an upper and a lower horizontal doorframe section that can be pivoted outwardly, about vertical axes, in the housing frame that surrounds the air intake opening. Verticall... | 02/05/1991 |
| 4955167 | Roof vent pipe A roof vent pipe (1) having a mouth-side grid structure (G) is formed at least in part of annularly extending spokes and a cover cap (2) located above the spokes. The cap is interengaged via downward directed projections with the upper pipe end. To obtain... | 09/11/1990 |
| 4898085 | Push-in flexible cover vent A pair of similarly transversely bowed and superposed panel members are secured together and are V-shaped in plan. The apex portion of one panel member disposed to the concave side of the other panel member is sharpened and the panel members are secured t... | 02/06/1990 |
| 4895066 | Roof jack A roof jack is provided for mounting an air conditioner of the evaporative type on a pitched roof of a structure wherein is provided an upper frame member adapted for hinged connection with a lower frame member and said lower frame being adapted to serve ... | 01/23/1990 |
| 4850265 | Air intake apparatus A cupola having a set of upper and lower elongate openings. A pair of baffles are disposed in the cupola so as to capture rain driven in through the upper opening and subsequently divert the rain out through the lower openings. A pair of flanges are affix... | 07/25/1989 |
| 4738190 | Fan casing with cover A fan casing is provided with a cover plate which is mounted on a horizontal shaft above a casing opening for turning between a closed position and an opening position and which is actuated by a solenoid-operated rod provided in the casing.... | 04/19/1988 |
| 4730552 | Vent assembly A ventilating skylight including a housing having a top wall and a pair of opposed sidewalls extending downwardly from the top wall to respective roof mountings so that the housing may be fixed to a roof at opposite sides of a roof skylight opening. The h... | 03/15/1988 |
| 4710096 | Fan mounting A fan casing for mounting a plurality of motor/fan units for cooling electronic apparatus mounted in racks or cabinets, the casing comprising two identical planar members to be assembled so that the motor/fan units are sandwiched between the planar member... | 12/01/1987 |
| 4667581 | Wind responsive soffit ventilator A ventilator for attachment to a building soffit which is opened or closed automatically in response to a critical wind velocity. The ventilator includes a damper hingeably attached thereto which is acted upon by a wind of a predetermined velocity to cove... | 05/26/1987 |
| 4550648 | Attic ventilation system A screen supporting frame for a ventilation opening in a building is disclosed. The frame is formed of a sheet metal strip cut and bent along its longitudinal access to provide a first generally flat portion for assuming a substantially flush position aga... | 11/05/1985 |
