Abstract: An bi-directional mounting bracket assembly is utilized in conjunction with exterior siding that covers sheathing of an exterior wall. A base member of the assembly has a mounting flange secured to the sheathing and a wall arrangement that projects outward with respect to the sheathing and from the mounting flange. Preferably, the wall arrangement supports a raised central panel used for mounting of fixtures. The wall arrangement preferably has four walls extending laterally between the mounting flange and the central panel. Spaced radially outward from the two adjacent walls are respective first and second drip ledges, and spaced radially outward from the other two adjacent walls are respective first and second baffle sets. When the assembly is mounted to the sheathing, a selective one of the two drip ledges is disposed substantially horizontally and beneath the wall arrangement for shedding of water.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A ventilation fan unit with a heater, including: a frame with an opening provided at the underside of the frame; a cover having an air outlet and an air inlet provided at the opening of the frame; a snail-shaped casing with an air exit provided in the frame; a circulating fan enclosed in the snail-shaped casing; and a heating portion including a spiral heater mounted at the air exit of the snail-shaped casing, wherein the heating portion is communicated with the circulating fan through the air exit, wherein an axis of a spiral shape of the heater is in parallel with a rotation axis of the circulating fan, wherein the rotation axis of the circulating fan is located obliquely above the axis of the spiral shape of the heater.

Abstract: An bi-directional mounting bracket assembly is utilized in conjunction with exterior siding that covers sheathing of an exterior wall. A base member of the assembly has a mounting flange secured to the sheathing and a wall arrangement that projects outward with respect to the sheathing and from the mounting flange. Preferably, the wall arrangement supports a raised central panel used for mounting of fixtures. The wall arrangement preferably has four walls extending laterally between the mounting flange and the central panel. Spaced radially outward from the two adjacent walls are respective first and second drip ledges, and spaced radially outward from the other two adjacent walls are respective first and second baffle sets. When the assembly is mounted to the sheathing, a selective one of the two drip ledges is disposed substantially horizontally and beneath the wall arrangement for shedding of water.

Abstract: Air vent covers for attachment to crawlspace walls, over or into air vent openings, to enclose the air vent openings and seal them against the entry of air and humidity from the atmosphere into the crawlspace. The preferred air vent covers comprises rectangular panels molded from durable plastic composition, with a flat outer surface surrounded by a recessed peripheral border provided with holes for receiving attachment means for fastening the cover to a crawlspace wall. The preferred rectangular panels are also molded with a recessed inner surface surrounded by a projecting peripheral border, and the recessed inner surface is provided with projecting reinforcing ribs which extend across the width of the panels to reinforce the panels against warpage when they are fastened to the crawlspace wall. Alternatively, the vent covers may be hollow tubular elements of durable plastic sized to be frictionally-engaged within an air vent opening in place of an air vent to seal the crawlspace wall.

Abstract: An insect/dust-proof air shutter which can positively prevent intrusion of foreign mater such as insects and dust and further trap intruded insects is provided.

Abstract: The present invention is to provide a housing structure of an electronic device, which comprises a housing including a slot on a top surface; a plate member mounted in the slot and including a plurality of first ventilation holes formed along a periphery, the first ventilation holes being in communication with inside of the housing; and a cap mounted on the plate member and spaced from the top surface of the housing by a peripheral gap formed between the cap and the plate member; wherein the first ventilation holes are concealed by the cap. By utilizing the present invention, hot air inside the housing can be quickly removed via the first ventilation holes and the gap so as to achieve the purpose of heat dissipation, and the housing's appearance can be preserved since the first ventilation holes are concealed by the cap.

Abstract: 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.

Abstract: There is disclosed a vent for venting a building enclosure. The vent comprises a base, a cover and at least one attachment structure configured to attach the cover to the base. The base has an attachment element for attaching the base to the building enclosure and an aperture in the base to permit gas to pass in and out of the building enclosure therethrough. The cover, which is for covering the aperture, has a first cover portion and a second cover portion which are angled relative to one another. The at least one attachment structure is carried by both the first and second cover portions.

Abstract: A vent member (1) includes a support body (2) provided with a through-hole (3), a permeable membrane (6) closing the through-hole (3) in the support body (2), and a cover part (10) covering the permeable membrane (6). A ventilation hole (10a) is made in a ceiling portion (11) of the cover part (10) and a notch (10b) is made in a side wall portion (12) thereof. These ventilation hole (10a) and notch (10b) function as a passage for ventilation between the interior and the exterior of the cover part (10). The ventilation hole (10a) establishes a positional relation that it does not overlap a permeable region of the permeable membrane (6) in the axial direction. Further, the side wall portion (12) extends to the lower side in the axial direction below a position at which the permeable membrane (6) is disposed, and the permeable membrane (6) is protected entirely along a circumferential direction by the side wall portion (12).

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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 opposite sides with through openings generally corresponding in size to the open sides of the housing of the box fan assembly and a sheet of air filtering material within the filter assembly frame between its sides. The kit includes (1) a plurality of clips or hooks; (2) a lengths of adhesive for adhering the clips or hooks to outer surfaces of side portions of the housing for the box fan assembly; and (3) a resiliently elastic cord adapted to extend through passageways in the clips or hooks and between the clips or hooks around the side of the filter assembly opposite the box fan assembly to retain the filter assembly along one of the sides of the housing of the box fan assembly.

Abstract: A venting arrangement that includes a lid pivotally attached to a frame. An operating mechanism moves the lid between an open and closed position and attaches to a guide associated with the lid. The lid may be formed as a single, integral piece, including a portion for attaching the lid to the frame and the guide. The operating mechanism may include a engagement portion that attaches to the guide that is designed with geometry that creates a surface area contact between the mechanism and guide. The engagement portion may include a surface that engages one or more surfaces on the guide, which extend substantially parallel to the engagement portion surface. The arrangement may also include a feature that resists movement of the lid from a set position or that limits the travel of the mechanism at specific points along the mechanism's operational range.

Abstract: An inexpensive fresh air intake pre-filtering device for make-up air is disclosed for use with a circulating forced air heating system that is installed on an outside wall of a building. The device is comprised of a polyethylene material with an outer flange for securing the fresh air intake to the exterior wall surface. The fresh air intake housing is structured to include an aluminum frame, two sided raised pattern grill of a RX Poly-Med filter medium, manufactured from 100% synthetic fibers. This is to prevent vermin, insects, pollens, and other pollutants from passing through, while permitting the 10% of air flow required by the Nation and Regional Building Codes for residential housing. This washable filter is easily removed or installed by the pull-tab on the front of the vent housing. This Pre-filtering device is designed to prevent snow and rain from entering the fresh air intake duct.

Abstract: 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, the ice making compartment being insulated from the outside and being kept at a low temperature. A duct is formed in the main body for exchanging cooling air with the ice making compartment, and a cooling air passage is formed at an outer surface of the ice making compartment to connect the duct with the ice making compartment. A switching unit closes the cooling air passage when the door is opened, and opens the cooling air passage when the door is closed. With this arrangement, the cooling air can be sufficiently supplied to the ice making compartment without the penetration of foreign substance.

Abstract: 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 the air entering the space, and a pair of apertured plates located below the grille, one plate moves relative to the other to either block more of the resultant apertures, so less air will flow, or to align the apertures, so more air will flow, all at nearly constant velocity and resultant plumage; nuances in aperture size or location allow one segment of the module to engage air flow on a lead-lag basis with respect to the other segments; air flow from the lead apertures induces air flow through a proximate under-floor heating module, to both increase its heat output and temper the ventilation air.

Abstract: 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 metal lower frame member having a front side, back side, a first side and second side. A lower portion of the sides of the lower frame member is received around the top of the air supply duct. Also, the lower portion of the sides of the lower frame member is integrally formed into to an outwardly extending roof flange. The roof jack also includes an angular-shaped sheet metal upper frame member having a front side, a back side, a first side and second side. A top portion of the front side of the upper frame member is hinged to a bottom portion of the front side of the upper frame member.

Abstract: 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 latched shut to keep out the cold.

Abstract: A sports figure shaped fan for ventilation grills comprising a caricature formed in the shape of a sports figure. The fan is attached to a ventilation grill and the arms are extended and rotate when subjected to a back draft from the air flow of the ventilation system. The rotation mimics a throwing action of the sports figure. The fan also includes a reservoir and access to the reservoir for inserting one of a scenting agent, a deodorizing agent and a combination thereof, in the reservoir located in a designated portion of the caricature. The designated portion of the sports figure caricature is sufficiently permeable on either side of the reservoir so that a vapor is dispersed by the movement of the air flow. Another embodiment includes the lighting of a portion of the sports figure when a telecommunication signal is received by a cell phone.

Abstract: 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 above an activation temperature range; a heat-expandable sealing material mounted to at least one of the opposed faces of the rigid carrier plate and which is adapted to expand at a temperature in the activation temperature range; the sealing material, when activated, is adapted to expand radially from the rigid carrier plate to form an integral seal with the carrier plate. The heat-expandable sealing material can be integrally molded to the outer periphery of the carrier plate. A process for making the damper with integral seal is also disclosed.

Abstract: A ventilation member having: a breathable film transmitting gas passing through an opening portion of a housing in a state in which the breathable film is fixed to the opening portion; and a support including a supporting portion for supporting the breathable film and an insertion portion to be inserted into the opening portion of the housing; wherein a lock structure for locking the support in the housing by rotating the support around a central axis of the support is formed in the insertion portion.

Abstract: 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 openings. The connector frame may include a pair of single connector frames that may be separated into two singly usable frames.

Abstract: 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 openings. The connector frame may include a pair of single connector frames that may be separated into two singly usable frames.

Abstract: 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 rectangular flanged frames on the other side, and a lineal line of severance equidistant between said smaller flanged frames for dividing said double frame into a pair of similar smaller frames for mounting said grilles and louvers.

Abstract: 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 continuous venting material around corners. Also a system for providing a short nonlouvered end section of the continuous venting material and angled cuts on the venting material adapting the venting material for corners without the need for the separate corner pieces.

Abstract: 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 convergent side edges and an apex facing in the forward direction. The main panel member is arched transversely of the forward direction and has a generally V-shaped slot formed therein including convergent legs generally paralleling the convergent side edges of the panel member. The V-shaped slot defines the main panel into a generally triangular central cutting section and a peripheral retaining section. The side edges of the central section converge toward a sharpened apex inward of the apex of the panel member. The central section with its sharpened apex is slightly deflectable relative to the remainder of the panel member. The rear of the body structure has a louvered rear panel to allow air circulation into and out from underneath the cover.

Abstract: 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 vertically provided from a reversely recessed cap. A falling out preventing portion for preventing the shaft from falling out the through hole is formed at the lower end of the shaft while a gap to the rear surface of the upper plate is secured. A communicating hole communicating with the gap between the shaft and the through hole when the falling out preventing portion is closely brought into contact with the rear surface of the upper plate, is provided on the falling out preventing portion. An outer circumference wall covered on the outside of the circumference wall and disposed to form a gap to the slant surface is vertically provided on the cap.

Abstract: 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 wall, and a pair of closed end walls. The end and front walls form below the vent opening a downwardly opening mouth. A panel of air-pervious filter material in the housing has a back face turned toward the side wall at the vent opening and an opposite front face turned away from the side wall. A holder in the housing secures the filter panel therein with lower edge of its back face operatively engaging the equipment side wall below the opening and an upper edge of its front face engaging the housing front wall and with the panel tipped out away from the equipment side wall.

Abstract: 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 inlet end having a longitudinal axis, and a plate in the combustion air inlet pipe adjacent the inlet end, which plate extends outwardly of the inlet end along the longitudinal axis.

Abstract: 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 and imperforate closures capable of enjoying weather tight connections with the vent assembly. Also, the vent assembly includes a semipermanently mounted annular base assembly from which all other components of the vent assembly may be readily removed.

Abstract: 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 having very many small holes will prevent leaves and sticks from clogging the vent and destroying the transformers.

Abstract: 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 surfaces, a pair of vents respectively secured to the lower surface of the cover member flaps, each vent including at least one set of shielded louvers having a plurality of openings for deflecting air flow while maintaining a minimum free area for air passage such that the air flowing therethrough is substantially reduced in velocity to limit the infiltration of foreign matter. A plurality of longitudinally spaced supports in each vent extend substantially vertically to permit nailing onto the roof such that the vent does not collapse during installation and such that the net free area remains intact.