Abstract: A self-cleaning solid fuel grilling device comprises a grilling cavity and a firepot disposed within the grilling cavity. In addition, the embodiment includes an evacuation cavity disposed beneath the firepot. The evacuation cavity is in communication with the grilling cavity.

Abstract: The disclosed technology includes a device for collecting animal waste. The device can comprise a collection portion, an inner shaft, and a rotating blade assembly configured to rotate a blade to collect the waste into the collection portion. The inner shaft can be affixed to the collection portion such that the waste collector can remain upright without the assistance of the user. Furthermore, the collection portion can be configured to retain collected waste until the waste is emptied. The blade can be modified to collect different types of waste on various surfaces.

Abstract: A firepot for a grilling device comprises one or more walls at least partially forming an outer boundary of the firepot. The firepot is structurally configured to hold at least partially ignited solid fuel. The firepot also comprises a floor defining, at least in part, a lower end of the firepot. The floor comprises one or more holes extending through the floor. Additionally, a portion of the one or more walls form a solid fuel delivery opening that comprises a solid fuel portal through which solid fuel is deliverable to an interior of the firepot. A heating element mount is positioned to hold a heating element within the interior of the firepot.

Abstract: A removable hood for a fume extractor comprises a shield defining an internal cavity and having one or more vent openings in an upper portion, a welding opening in a rear portion, one or more viewing openings in one or more sides, and a pipe opening in a bottom portion of the shield. The pipe opening comprises arcuate portions on either side thereof for placement adjacent to a pipe. The hood also comprises a removable attachment mechanism on the upper portion of the shield configured to selectively couple the one or more vent openings to an extraction arm of the fume extractor, one or more layers of window material coupled to the shield to cover each of the one or more viewing openings, and one or more internal airflow spaces shaped to direct air flow to cool the window material when suction is applied to the vent openings.

Abstract: Embodiments of the present disclosure describe a system for capturing dust and dust-laden air caused by the agitation, movement or transfer of particulate material. The system includes a dust collection assembly positioned proximate and associated with the delivery of particulate material to capture dust particles released by movement and settling of the particulate material when being dispensed and delivered. The dust collection assembly is positioned to direct an air flow in a flow path overlying the dust particles to capture the dust particles and move the dust particles away from the proppant thereby reducing risk of dust exposure.

Abstract: A particle remover for selectively augmenting a receptacle is provided. The particle remover has a body which may be removably attachable to the receptacle. The body of the particle remover includes a number of particle removing apertures that are fluidly connected to a suction source. The particle removing apertures may be in fluid communication with one or more channels defined within the body. The suction source creates a negative pressure to suck particles from an exterior of the body through the particle removing apertures. The body of the particle remover is adjustable along one or more dimensions.

Abstract: A line for supplying electrical units with power of more than 3 kW in vehicles, comprising: at least two electrically conducting, oblong bus bars having a flat cross-section and two opposite ends in the longitudinal direction, the bus bars each being insulated from and extending parallel to each other; a foil shield surrounding the bus bars from a first of the ends to a second of the ends; a stranded drain wire running between the bus bars and the foil shield in the longitudinal direction from the first end to the second end; a pair of flexible electrical conductors at one of the ends of the bus bars, each surrounded by a shield and electrically connected at a first end to a respective one of the bus bars, with the shield of the conductors being electrically connected in each case to the stranded drain wire.

Abstract: A food roasting apparatus. A main body has a heating chamber housing provided with a heating line, a rotating unit to rotate food, a water tank, and a falling substance guide for guiding oil falling from the food into the water tank. A steam control unit induces evaporated moisture to circulate in the heating chamber housing. A medicinal substance guide container disposed adjacent the steam control unit contains medicinal substances therein. An aroma of the medicinal substances permeates the food.

Abstract: An apparatus for boosting fire and collecting ash includes a cup, a grate and a gate. The cup includes an upper chamber, a lower chamber, and apertures in communication with the lower chamber. The grate includes at least one aperture. The grate is placed in the cup between the upper and lower chambers. The gate includes at least one aperture corresponding to the aperture of the grate. The gate is pivotally placed in the cup between a first position and a second position. The aperture of the gate is in communication with the aperture of the grate to communicate the upper chamber with the lower chamber as the gate is in the first position. The gate shuts the aperture of the grate to shut the upper chamber from the lower chamber as the gate is in the second position.

Abstract: An ash basket can act as a sieve or strainer, allowing a user to lift out the charcoal from a kamado grill, clean out the ash, and place the ash basket back into the grill for future use. The ash basket retains larger pieces of charcoal that can be reused, while allowing the ash to pass through to a bottom plate of the grill. The bottom plate has openings to permit the ash to fall to an ash collection chamber. Without the ash basket, pieces of charcoal can block the openings in the bottom plate, making ash collection difficult. Moreover, with the openings blocked, proper air flow through the openings. Finally, the ash basket creates and additional air space that covers the entire surface of the interior walls by separating the ash from the wall, improving air flow, which is critical to the kamado grill design.

Abstract: An apparatus for boosting fire and collecting ash includes a cup, a grate and a gate. The cup includes an upper chamber, a lower chamber, and apertures in communication with the lower chamber. The grate includes at least one aperture. The grate is placed in the cup between the upper and lower chambers. The gate includes at least one aperture corresponding to the aperture of the grate. The gate is pivotally placed in the cup between a first position and a second position. The aperture of the gate is in communication with the aperture of the grate to communicate the upper chamber with the lower chamber as the gate is in the first position. The gate shuts the aperture of the grate to shut the upper chamber from the lower chamber as the gate is in the second position.

Abstract: A pellet-fired grill for barbecue cooking includes a cleanout port in the bottom of the combustion chamber that enables access to the ash that falls from the burner unit, so that the ash may be cleaned out and removed from the grill without necessitating disassembly of the upper components of the grill. The access door is slidably secured adjacent to the cleanout opening and connected to a knob or pull link so that it may be slidably translated longitudinally to open for ash removal and close the cleanout opening so that the airflow through the burner assembly is not disrupted from its designed path.

Abstract: A dry ash collector for a combustion system is disclosed. Certain embodiments of the system may contain a reception zone for receiving falling ash from a furnace; an ash zone providing a container for storing falling ash; and an ash seal. Methods for using the dry ash collector and combinations with a full combustion system are also disclosed.

Abstract: The removable fireplace cleanout facilitates the chore of cleaning ash and/or other residue from a fireplace. The cleanout device is a relatively wide, low pan or tray configured for placement within a fireplace hearth. Wheels and/or other rolling supports extend beneath the device to facilitate its installation in and removal from the fireplace hearth. One wall of the device includes a dump door, with the weighted door being held closed by gravity until the unit is tilted to dump ash and residue therein. Fillets may be provided to preclude trapping of ash in the corners of the device. An integral grate may be permanently installed atop the floor of the device, thereby precluding need for grate removal and soiling of the area where the grate is placed during conventional fireplace cleanout.

Abstract: An ash bin and chimney system comprising: an open topside and at least one side wall forming a device cavity, and the device further comprises at least one screen and a movable flap situated within the device cavity, the flap further comprises a leg, and the leg is in an extended position when the flap is in a generally perpendicular position relative to the screen during a chimney function, and the leg is in a folded position when the flap is in a generally parallel position relative to the screen, and the leg in its extended position prevents the device from being inserted within the internal cavity of the base.

Abstract: A barbecue apparatus is provided, the apparatus comprises: a firebowl having an open topside and a bottomside, the bottomside comprising at least one aperture; a column has a top and a bottom, the top of the column is attached to the bottomside of the firebowl, the column comprises an internal cavity, the aperture of the bottomside of the firebowl leads to the internal cavity of the column, the column has at least one opening for ventilation; a base connected to the bottom of the column; a lid situated atop the open topside of the firebowl, the lid has at least one opening for ventilation, the lid further comprises a device for opening and closing the opening; and at least one ash scraper assembly, the assembly comprises at least one scraper and at least one scraper handle, the scraper comprises an axle rod and at least one arm extending from the axle rod, the scraper handle designed to be connected to the scraper to thereby rotate the arm to allow the arm to cover and uncover the aperture for venting purpose

Abstract: To enable a burnpot for a corn burning stove to be continuously operated, the burnpot has an openable bottom with at least a first and second position, one of said at least fist and second positions being substantially closed to enable a body of combustible fuel to burn on its upper surface, the other of said at least first and second positions providing an opening, burnpot side wall portions and a top of said burnpot being shaped so as to permit a solid clinker to drop out of the opening in the openable bottom when the openable bottom is in its second position.

Abstract: A barbecue apparatus is provided, the apparatus comprises: a firebowl having an open topside and a bottomside with at least one aperture; a base attached to the bottomside of the firebowl, and the base comprises an internal cavity, and the aperture of the bottomside of the firebowl leads to the internal cavity of the base; and an ash bin and chimney device comprising an open topside and at least one side wall forming a device cavity, and the device designed to fit within the internal cavity of the base, the aperture of the firebowl is situated above the open topside of the device when the device is situated within the internal cavity of the base, and the device further comprises at least one screen and a movable flap situated within its device cavity.

Abstract: A barbecue apparatus is provided, the apparatus comprises: a firebowl having an open topside and a bottomside which has a circumference smaller than a circumference of the topside of the firebowl, and the bottomside of the firebowl comprises at least one central aperture situated adjacent at least one peripheral aperture; a base frame comprising a top end, a bottom end, and a central cavity, and the peripheral aperture of the firebowl leads to the central cavity of the column, and the top end of the column is connected to the bottomside of the firebowl; and an ash scraper assembly comprising a frame having at least one arm designed to cover and uncover the peripheral aperture and an actuator pivotally attached to the frame and designed to rotate the arms to cover and uncover the peripheral apertures and scrape the bottomside of the firebowl.

Abstract: A spark arresting incinerator apparatus for burning combustible solid materials without the release of hot embers or ash capable of igniting materials outside the incinerator includes a firebox to contain the combustion, a grate disposed across the bottom of the firebox to support materials to be burned, an ash box disposed below the firebox and grate and connected to the firebox, the ash box having at least one screened and shielded combustion air inlet, a generally pyramidal cupola disposed above and connected to the firebox, and a chimney disposed above and connected to the cupola for the exit of combustion gases from the incinerator. The chimney includes a plurality of baffle plates each extending partially across the interior of the chimney, with the baffle plates disposed in staggered offset relation to each other, and also preferably includes a spark arrestor connected to the top of the chimney.

Abstract: A method of combusting a fuel in a burn pot includes forming an ash column within the burn pot, and removing a portion of the ash column. The burn pot includes a first sidewall portion, a second sidewall portion, and a translatable plate interposed between the first sidewall portion and the second sidewall portion. The translatable plate is capable of at least two positions. The translatable plate has an opening therein corresponding substantially to a cross sectional area of an inside area of the first sidewall portion or the second sidewall portion.

Abstract: A method and apparatus for manufacturing charcoal grilled foods including a forge conveyer loading and transferring charcoals burning after firing, a temperature sensor detecting the heating power on the forge, a continuous type forge of a charcoal fire consisting of an air blower to keep heating power constant by means of adjusting air-capacity on the basis of the heating power detected by the temperature sensor, an ingredients transportation conveyer arranged over the forge and appropriately turning over the ingredients while transferring them.

Abstract: A grilling apparatus including an ash receptacle and a grill assembly. The grill assembly includes a firebox and at least one support arm connecting the firebox to the ash receptacle for pivotal movement of the grill assembly between a cooking position and a cleaning position. In an alternative embodiment, the grilling apparatus includes two grill assemblies coupled to the ash receptacle for pivotal movement between cooking and cleaning positions.

Abstract: The present invention 10 discloses a system and device(s) for the discharge of the ash material contained within a barbecue unit 12 as fertilizer to a user designated area. The discharge is accomplished by introducing a quantity of water into the barbecue grill 12 where the ash will be suspended in solution and delivered by means of a conduit to a user-specified area. In one embodiment, the present invention is comprised of a funnel-like device 14 having a removable sieve 16, drain hose 18 with connector 20, and adjustable support legs 22. In other embodiments, the funnel 14 is connected to the grill 12 using straps 36 or magnetic straps 40. The present invention can also be used with a public use barbecue grill 56 with cover 62 with a pipe 58 forming an integral part therewith having a handle 60 for varying the alignment of the ash drain and air vents. Water is introduced into the barbecue grill 56 and on to the charcoal at the bottom of the grill.

Abstract: Embodiments are shown of a floor opening and/or closing system for pellet stoves and other solid-fuel combustion devices with ash-dumping floors. The system uses a cam system wherein a cam member automatically moves to urge the ash-dumping floor open and/or closed, preferably by means of contact with a following arm extending from or connected to the floor. Preferably, the cam member is a crank arm/lever that contacts surfaces of a cam arm in order to cause the cam arm to pivot between two positions. The cam arm is preferably connected to the ash-dumping floor by a connecting rod, so that movement of the crank arm and resultant movement of the cam arm causes movement of the floor. Adaptations may be made for manual control of the floor, for example, by providing a neutral position for the crank member, wherein the cam arm and its connecting rod may be moved independently from, and unhindered by, the crank arm.

Abstract: A quick start barbecue comprises a kettle, column and base. A moveable charcoal grate, when lowered into the column, folds into a basket shape thereby holding the charcoal in a compact configuration ideal for starting. Once the charcoal has ignited the grate is lifted into the kettle and in the process unfolds into a flat shape with the charcoal evenly distributed in a configuration ideal for cooking. The charcoal may be started using crumpled newspaper placed below the charcoal grate in its lower “basket” position or by use of a self igniting propane torch removably affixed to the column. A long chimney may be placed in the kettle to aid starting and stored around the column. A removable ash drawer in the base makes cleanup easy. Removal of the ash drawer causes a gate to close so that excess ash is confined to the column while the drawer is out.

Abstract: A portable grill that folds to a very compact configuration, with the legs folded underneath a firebox and a side table folded beneath the legs. The side table may be folded outward to present the handle for transporting the grill on wheels while the legs are folded underneath the grill. A charcoal grate assembly reconfigures to provide a very efficient and fast manner of removing charcoal from the firebox. An ash pan located below the firebox includes an ash pan lid that allows charcoal to be quickly extinguished, and the grill to be cooled in a very short period of time so that it is ready for transport. A hinge provides a convenient manner of keeping a lid for the grill in a raised position, even in windy conditions.

Abstract: The present invention 10 discloses a barbecue ash discharge system comprised of a funnel-like device 18 having a length of outlet conduit 22 suspended under a barbecue grill 16 having a vent forming an outlet aperture 42 in the barbecue grill housing. The present invention provides for a plurality of methods for suspending the funnel-like device 18 under the barbecue grill 16 that may be dependent upon the support structure for the barbecue grill. A first funnel-like device 18 has a funnel harness with a plurality of straps 30 having hooks 34 positioned on the distal ends of the straps whereby the funnel is suspended beneath the barbecue grill 16 by attaching the hooks 34 to the lip 32 of the barbecue grill 16. A second funnel-like device has a flange 54 extending around the periphery thereof whereby a plurality of butterfly clips or the like 52 can be frictionally attached to the legs 50 of the barbecue grill 16 with the jaws 56 of the clips 52 engaging the funnel-like flange 54.

Abstract: The present invention 10 discloses a barbecue ash discharge system comprised of a funnel-like device 18 having a length of outlet conduit 22 suspended under a barbecue grill 16 having a vent forming an outlet aperture 42 in the barbecue grill housing. The present invention provides for a plurality of methods for suspending the funnel-like device 18 under the barbecue grill 16 that may be dependent upon the support structure for the barbecue grill. A first funnel-like device 18 has a funnel harness with a plurality of straps 30 having hooks 34 positioned on the distal ends of the straps whereby the funnel is suspended beneath the barbecue grill 16 by attaching the hooks 34 to the lip 32 of the barbecue grill 16. A second funnel-like device has a flange 54 extending around the periphery thereof whereby a plurality of butterfly clips or the like 52 can be frictionally attached to the legs 50 of the barbecue grill 16 with the jaws 56 of the clips 52 engaging the funnel-like flange 54.

Abstract: A portable fireplace assembly that rests upon a substrate includes a base for supporting and burning combustible material. A support frame is sized and configured to support the base, and includes one or more frame members. One or more vertical supports are provided to support the base in a vertical displacement from the substrate and include one or more generally vertical struts securable to the frame. The fireplace has one or more screen segments, being sized and configured to mount on the supports, preferably with a tab and slot mechanism. When mounted on the supports, the one or more screen segments form a cage, and are configured to surround the combustible material when the cage is formed. A lid is sized and configured to cover the cage.

Abstract: A barbecue grill is claimed. The barbecue grill comprises a grill housing, a damper means, and an elongated handle. The grill housing has a bottom which extends around a vertical axis and an ash disposal opening positioned along its bottom. The damper means is for covering the ash disposal opening. The damper means includes a drive hub assembly rotatable about the vertical axis and has at least one damper body extending therefrom. The bottom of the grill housing has an aperture aligned with the vertical axis. The hub assembly is received into the aperture with an end portion of the hub assembly positioned below the bottom. The end portion includes a linearly aligned passageway having an entry keyhole. The elongated handle is positioned below the bottom of the grill housing. The handle has a proximal end and a distal end.

Abstract: A grate at the bottom of a hearth leads to a funnel shaped ash hopper and then to an ash removal pipe conduit. An electrical motor creates a vacuum in a canister located at an end of the pipe conduit distal from the ash hopper. An electric switch in a residence containing the hearth actuates the motor and causes cooled ash to move from the hearth to the canister where it can be removed for off site disposal.

Abstract: An ash catcher assembly for catching and containing ash and debris that falls through openings in the bottom of a barbecue grill is disclosed. The ash catcher assembly includes a mounting member capable of being removably connected to the barbecue grill, and a basket secured adjacent a bottom of the mounting member. The mounting member has a body portion and at least two resilient connecting members. The resilient connecting members have a transverse tab adjacent an end thereof for interconnecting with the barbecue grill. Generally, the transverse tabs snap into mating openings of the barbecue grill for connecting the ash catcher assembly to the barbecue grill. The basket has an open top end, a closed bottom end, a side wall connecting the top end and the bottom end, and a cavity therein to hold the ash that falls from the kettle. Protrusions and a handle extending from the sidewall of the basket mate with corresponding components of the mating member for removably securing the basket to the mating member.

Abstract: A gas burner for a smoker grill includes a venturi tube having an inlet adapted and arranged for receiving a flow of gas from a gas supply, a burner end adapted and arranged for placement within the interior of a grill casing, a burner end having a burner outlet, at least one air inlet arranged through said venturi tube and located adjacent said inlet, and an ash guard at least partially encasing the burner end. The ash guard incorporates metal screen disposed across the burner outlet and a metal housing at least partially surrounding the burner outlet to prevent ashes formed in the smoker from extinguishing the burner flame. Spider guards formed of metal screen material are also provided at the air inlet.

Abstract: A barbecue grill and fireplace ash cradle assembly is provided for capturing hot ash being released from a burning material. The barbecue grill is equipped with a hemi-spherical configuration and an open top face. Also included is a kettle member removably situated within the barbecue grill for catching ash therein, wherein the kettle member has a shape similar to that of the barbecue grill.

Abstract: A waste incinerator including separate burning-, blower-, chimney- and ash-receiving chambers. A suction-discharge port is provided in a wall between the burning chamber and the chimney chamber for discharging gases from the burning chamber through a chimney to the atmosphere. The chimney extends from the chimney chamber for discharging gases to the atmosphere. The chimney receives an air feed pipe from the blower and an ignition sleeve extends into the chimney for burning unconsumed waste gas. A vibrator vibrates an ash receiver in the ash receiving chamber, and a drying chamber may be provided for drying high moisture garbage by combustion gases from the burning chamber.

Abstract: An ash collector assembly includes a ring member rotatably received in a catcher member which is attached to a bottom of a barbecue kettle, and an operation bar extends through a slot defined in the catcher member and is connected to the ring member. The catcher member has a plurality of holes. The slot and the holes are defined in a peripheral wall thereof which extends from a bottom of the catcher member. The ring member has a plurality of second holes and an aperture defined therethrough so that the operation bar extends through the slot and the aperture and is connected to a nut disposed to an inner periphery of the ring member. The ring member is moved within the catcher member by shifting of the operation bar and a size of each of the first holes are controlled by the ring member.

Abstract: A safety device for fireplaces provides a non-flammable apron adjacent to the fireplace opening, the apron being sloped up in a direction away from the fireplace. Thus, logs or embers discharged from the fireplace will engage the apron, and will dissipate their energy in moving up hill. The device has a switch that is closed when the apron is contacted for sounding an alarm. A panel beneath the apron defines a space, and the air in the space will be heated. The heated air is directed into the living space, either by natural or forced convection.

Abstract: The invention herein relates to ash catchers for woodstoves of the type adapted to be inserted into an existing fireplace. The ash catcher includes a generally horizontal pan supported along the front edge by a pair of fixed legs. A third leg is pivotally secured to the pan and is biased to a downward position for supporting the rear edge of said pan. When placed in a position for catching ashes from a woodstove, the rear leg is pivoted upwardly against the underside of the pan which rests upon the fireplace hearth. The ash catcher further includes an attached top for covering the ash pan to prevent ash from spilling when the ash catcher is transported. The ash pan also includes a hinged rear wall that is positionable between closed and open positions. When the ash pan is in the open position, a rear wall opening is formed in the ash pan such that ashes can be swept therefrom.

Abstract: The present invention relates to a vacuum apparatus in combination with a stove for burning combustible materials, such as cordwood or wood pellets, comprising a combustion chamber in which the material is burned, a stove housing separate but operatively connected to the combustion chamber, and a vacuum apparatus located in the stove housing. The vacuum apparatus comprised of a motor, a housing, a seal plate, a cover plate, a bag cage, vacuum bag, and a hose is used to remove ash, debris, and other combusted material residue from the combustion chamber, thereby maintaining the stove in a clean condition. A vacuum hose installed in the vacuum apparatus transports the combusted material residue from the combustion chamber and surrounding areas into a vacuum bag in the vacuum apparatus. A method for installing a vacuum is also disclosed.

Abstract: A vacuum apparatus for temporary installation in a fireplace or stove of the type having a central opening with a floor at the bottom and a flue at the top thereof for cleaning the flue. The apparatus includes a hollow funnel-shaped adapter member configured at its upper end to generally conform to the size and shape of the bottom portion or throat of the flue of the fireplace and has a bottom end connected by a flexible hose to the inlet of a collection container. The collection container has an outlet which receives the free end of a vacuum cleaner hose which is connected to the intake of a conventional vacuum cleaner. The adapter member is supported by a pair of spring biased telescoping legs which maintain a resilient seal at the top end of the adapter member in sealing relation with the bottom portion or throat of the flue of the fireplace.

Abstract: A barbecue kettle grill including an ash-catcher assembly for catching ash and debris falling through a centrally disposed opening in the bottom of the kettle is disclosed. The ash-catcher assembly further allows the opening and closing of an air draft in the bottom of the kettle. The kettle further includes a lid catch bracket for hanging the kettle lid on the base of the kettle when not in use, one or more handles having a substantially hollow interior supported by internal support ribs and attached to the kettle with insulating washers disposed therebetween in order to minimize heat transfer to the handles. The kettle grill further includes four legs comprised of two-legged tubular members, each having an attachment flange joining the two legs for attachment to the base of the kettle.

Abstract: The charcoal grill discharge collector is to be used on a charcoal grill of the type having a round, kettle-like body supported by a plurality of inclined legs for the purpose of capturing and storing ash, embers and bits of charcoal emanating from the grill body's vent ports.

Abstract: A multi-chambered barbecue grill having a main chamber, a cooking grill located in the main chamber, a fire source located in the main chamber below the cooking grill, an ash chamber attached to the main chamber below the fire source for catching ashes, and a reversible top chamber located above the main chamber, adapted for receiving the cooking grill in its reversed position. Various mechanisms are provided for raising and lowering the cooking grill to desired elevations above the fire source.

Abstract: An internal ashpan emptying dust reducer and storage unit is provided and consists of a swivel tray having a handle. The swivel tray holds an ashpan therein and pivotly fits into a front top entrance of a cabinet with the handle extending therefrom so that a door on the front top entrance can close. A storage drawer slides into the bottom of the cabinet to catch coal ash and dust dumped out of the ashpan when the handle is rotated to flip over the swivel tray within the front top entrance.

Abstract: There is disclosed a fireplace system to be installed in a chimney, the chimney having at least two openings in side walls of the chimney, comprising a hearth vertically moveable in the chimney, the hearth being accessible through the openings, doors to seal the openings, lifting means connected to the hearth for moving the hearth vertically in the chimney, vertical guide means for guiding the hearth in the chimney during vertical motion, and holding means for holding the hearth at a vertical position.

Abstract: An ash mat comprises a laminate preformed to the size and shape of the bottom of a structure in which ashes are generated, such as a fireplace, a wood burning stove or an outdoor bar-b-que appliance. The laminate is made up of two outer layers of aluminum foil and an inner layer of fiberglass matting or spun glass matting adhered to the outer layers. The laminate is provided with handles so that it can be picked up easily, thus facilitating disposal of the mat and its contents. The handles are in the form of holes through the laminate and are preferably reinforced to prevent tearing of the material and to avoid sharp edges which would be hazardous to the user.

Abstract: A discharge collection system to mount on the diverging tubular legs of a discharge producing device. The collector includes clearances for inclined legs used in supporting the discharge producing device which allow for positioning the collector closer to discharge emitting openings, thereby enhancing collection and retention of discharge in turbulent environments. The collector and mounting system are designed for quick, sure, easy installation and operation without use of tools.

Abstract: A fresh air vent for building into the hearth of a fireplace is constructed with the shape and heft of a hearth brick. It has a body and lid of heavy-gauge steel, the body replacing a hearth brick in the hearth, and defining a screened top opening to a tubular flange extending most of the depth of the vent so as to establish a secure connection to an air duct without the use of tools. The lid is hinged to the back of the body, and has slightly inclined end walls passing through and retained in slots in the top of the body to establish frictional engagement therewith when the lid is open.

Abstract: A draft operated fireplace insert may be used to circulate heated air from one room to another or from the exterior of a building into the interior. The fireplace insert is fitted so that a set of louvers are located over a ventilated ash pit of the fireplace, permitting air to be selectively introduced into the combustion zone of the fireplace. Air is circulated through a channel extending beneath a floor plate and behind a rear plate of the fireplace insert. Alternately, air is drawn through fuel-supporting hollow andirons extending beween the floor plate and the rear plate. A vertically shiftable damper plate controls the flow of air through the channel and the andirons.