Abstract: An operable, knockdown flueless fireplace for installation in rooms and buildings not originally intended to accommodate a fireplace. The fireplace has a thin walled, cast metal facade comprising a front face, two sides, a mantel, and a hearth. Each component of the facade has flanges bearing holes formed therein for enabling bolted assembly of the fireplace. At least one of these components of the facade is ornamented to include sculpted features in bas relief of Victorian or antique appearance. The fireplace also has a firebox open to the front of the fireplace and closed at the top, a horizontal grate for supporting artificial logs, a front grate, and a bottom grate. Apparatus for burning gelled alcohol fuel is housed in the firebox within a dedicated holder having a lid for extinguishing combustion.

Abstract: The burner comprises a cylindrical body defining an oil vaporizing chamber, an inlet on the body for oil, and inlet on the body for air and a bed of imitation fuel such as ceramic briquettes. The bed of imitation fuel receives vapor from the chamber for combustion around the imitation solid fuel. Heat generated by such combustion is arranged to vaporize oil in the chamber received rom the oil inlet.

Abstract: Decorative candles form a pool of molten wax near the candle flame in which optically active particles swirl under the movement of convection currents in the molten wax.

Abstract: An improved burner assembly is disclosed for a gas fireplace system including a set of gas logs supported on a grate. The burner assembly includes a generally horizontal burner pan positionable beneath the grate. A burner is affixed to and extends upwardly from the burner pan. The burner comprises a generally rectangular elongate tube having a height substantially greater than a depth, to define an interior gas chamber, an inlet to the chamber for connection to a gas supply, and an outlet from the chamber, the outlet comprising an elongate narrow slot at the bottom of the burner proximate the burner pan.

Abstract: A gas burner assembly is provided which can be used in an unvented gas-fired fireplace and which closely approximates the look of a wood-fired fireplace. The gas burner assembly has a gas distribution chamber with a horizontal base, a vertical backwall, a top wall, a pair of opposing vertical side walls and a front wall. The front wall is a continuous surface having a vertical forward section and a substantially concave rear section. A small number of ports are disposed within the front wall to generate a small, evenly-distributed flame pattern across the front wall. A flame deflector plate located forward of the front wall to direct flame from the lower portion of the front wall upwardly. A large number of ports are disposed within the top wall to generate a large vertical flame pattern at the top wall.

Abstract: A candle-related novelty item includes a candle support base which is generally upright and has a plurality of openings formed in a surface sculpture formed on the base. A channel provided with an inlet opening at the top of the base in fluid flow communication with each of the openings, the inlet opening being arranged proximate to a candle receiving cup for receiving a candle. The candle is so arranged and so constructed that the burning candle causes molten wax to flow into the inlet opening of the channel to flow through and harden about the openings by being guided to those openings by the channel formations within the base, resulting in the build up of wax within the channels.

Abstract: An ignitor unit for an aircraft fuel spill simulator having an ignitor sparkplug without an air gap, a closed end cylinder having a top end wall with a hole receiving the ignitor sparkplug and having a peripheral wall with an inlet branch connection, a fuel line having an orifice element with a plurality of outlet holes disposed near to the ignitor spark plug, and an air line having an outlet orifice disposed adjacent to the ignitor sparkplug for allowing the blowing of air on the outlet orifice.

Abstract: A liquid pilot assembly for use in an outdoor fuel spill fire fighting trainer is provided. This assembly includes a spark plug igniter unit, a liquid fuel system, an air distribution system, a housing enclosing the components and a vaporization subassembly disposed within the housing for changing liquid fuel to vapor fuel.

Abstract: A novel fireplace element is made by a novel process wherein the fireplace element is first molded from a mixture of refractory and ceramic fibers and removed from the mold in a green state. While the fireplace element can be treated in the green state, it is preferred that the fireplace element is cured to provide a rigid fireplace element of the type used in artificial fireplace log sets. The element if not already processed is provided with a surface of loosened fibers so that the loose fibers will reach an incandescent glow set state and give the appearance of the total element being incandescent well before the surface and/or body of the fireplace element can reach an incandescent temperature.

Abstract: This invention relates to heating apparatus and particularly compact heating apparatus fuelled by a flammable fluid such as gas in which a visible flame is provided. The appearance of the visible flame and the fireplace setting within the heating apparatus is enhanced by the provision of a reflective means positioned behind the fuel assembly to reflect an image of the assembly and/or the flame towards a viewing portion in the front of the heater. Additionally or alternatively, the heater apparatus provides an exhausting of the emissions of the primary combustion directly into the room in which the heater is housed to return much of the otherwise exhausted heat into the room. The exhaust is put through a secondary combustion chamber including or comprising a catalytic converter before being exhausted into the room.

Abstract: A gas fireplace has a set of artificial logs. The logs rest on top of a burner. The burner is formed from top and bottom metal sheets. The sheets are sealed together around a channel matched generally to the prospective position of the logs. A gas orifice feeds gas into the channel, while gas ports in the top sheet release the gas. The gas ports are positioned to match the final position of the logs. The channel is formed by creating a depression in the bottom sheet using a press with a general purpose stamping die moving in the pattern of the channel, or a single hit special purpose die, or a rolling die moving in the pattern of the channel, or by the bottom sheet being moved across a stationary rolling or beading die in the pattern of the channel. Secondary air holes feed air through the burner adjacent to the channel and the gas ports.

Abstract: There is provided an improved artificial log assembly having a primary burner and a neat gas burner and having a first log which is preferably split into two members. The primary burner is located in front of the first log to heat the first log to its glow temperature. The major portion of the neat gas burner is located behind the first log producing a flicker flame. A portion of the neat gas burner extends to the front of the first log. A pilot is adjacent to the extended portion of the neat gas burner and the primary burner for simultaneously igniting both burners. Preferably the extended portion of the neat gas burner is received in a gap formed by the split between the two members.

Abstract: A gas burning imitation log assembly (18) including an imitation log (20) carried by a supply conduit (24) is disclosed. Supply conduit (24) receives gas from a gas source (26). The gas contained in supply conduit (24) escapes through aligned slots (34) passing through supply conduit (24) and log (20). In one embodiment of the invention, supply conduit (24) includes an outer sleeve (48) and an inner sleeve (46) which define a gas region (32). In an alternative embodiment of the invention, supply conduit (24) is not used. Gas is conveyed into log (20) which contains a diffusing layer (52) that overlays slots (34) to uniformly diffuse the gas through log (20).

Abstract: A gas burner for use in gas fireplaces provides a yellow flickering flame such as that seen in a real wood fire while maintaining a low level of carbon monoxide production. The gas burner is simple in design and compact in size and may be used in either direct vent or gravity vent gas fireplaces. An air baffle plate may be affixed to the rear of the gas burner to maintain the critical balance between primary and secondary combustion air when using liquid propane gas.

Abstract: A method and apparatus for producing a gas-fired flame which simulates a wood-burning flame. The apparatus includes an elongated slot which is port loaded to produce a buoyancy controlled flame which flickers and closely resembles a wood-burning flame.

Abstract: A musical candle holder has a body. A cylindrical plug frictionally fits inside the body and supports a loudspeaker and a printed circuit board. A battery and a melody chip are mounted on the board. Exposed conductors (not shown) are shorted by a slider when required and provides a switch to turn on the chip.The slider has a finger which extends out of the bottom of the body to allow manual operation of the switch.

Abstract: A flat pan gas burner for a gas log fireplace system comprises a U-shaped pan formed in a sheet of metal. The U-shaped pan is provided with attachment flanges and a gas pipe attachment aperture through which is attached a gas pipe adapter. A burner plate is further provided with a plurality of gas flame apertures in a predetermined pattern for creating a desired flame pattern below the gas log system. If desired, there is further provided a layer of porous ceramic material on the burner plate which is impregnated with metallic salts and which produces a desired lengthening and coloring of the gas flames of the gas burner. A rocking or sliding support of the flat pan gas burner imparts movements and/or different length to the colored flames.

Abstract: A simulated wood burning sound system, including an electronic circuit that provides the "crackle" sound of a combustible wood fire. The system includes a programmed electronic sound chip that stores a recorded memory of wood burning sound. A volume control potentiometer adjusts the audio volume of the sound being transmitted through a speaker and is adjustable to simulate a range of sound effects from a quite fire to a roaring fire. A temperature sensitive sensor for detecting heat or a light sensitive sensor controls automatic startup and shutdown. In addition, a power switch has a permanent "on" position for testing the unit and for applications, such as a simulated fire, where a sensor is not applicable. A plastic housing protects the circuitry and provides a mounting base.

Abstract: An apparatus is provided for controlling the flow of gas for artificial logs. The apparatus includes a main gas burner and a pilot as well as a gas valve which controls the flow of gas to the main burner and to the pilot. The pilot includes a oxygen depletion sensor. A thermal responsive electrical generator is adjacent to the pilot and is connected to the valve. The output voltage of the generator, while under load, is at least 140 millivolts so as to operate the gas valve, which is capable of full automatic operation without the use of an additional electrical source. In addition, the thermal responsive electrical generator is positioned with respect to the pilot so that gas from the pilot will not continue to burn about the generator when the oxygen depletion sensor senses a predetermined low level of oxygen.

Abstract: An unvented gas log set for an unvented fireplace. The unvented gas log set includes a log supporting frame, simulated logs operatively connected to the frame, a flame-producing burner in spaced relationship with the logs, and a pilot for the burner. The unvented gas log set utilizes a single, common fuel pressure regulator to regulate fuel from a source pressure to a reduced operating pressure for both the pilot and the burner. The unvented gas log set may also utilize a burner holder attachable to the log supporting frame for mechanically holding the burner against the log supporting frame to maintain the spaced relationship of the burner with the logs during operation.

Abstract: A low-profile burner assembly (LPBA) with pilot for creating realistic firefighter training fires in a controlled setting. The LPBA generally includes a sealed pipe fitting shell with a fuel inlet for inputting combustible fuel, an air inlet for inputting air to be mixed with the fuel, a spark ignition system coupled to the pipe fitting shell for igniting a pilot flame, and a main burner outlet for outputting a combusting air/fuel mixture to create a firefighting training flame. Fuel is distributed within the pipe fitting by an internal distribution tube for metering pilot and main burner portions, and for proper mixing with air. In addition, a sensor probe assembly is provided for monitoring the LPBA. All internal components are well-protected from the high-pressure spray of extinguishing agents by a transport/deflector assembly.

Abstract: A gas burner for use with artificial logs in a gas log heater includes a thin metal top member having substantially flat upper and front burner surfaces, and a metal base member affixed to the top member. The top member and the base member define a burner cavity which may have a generally L-shaped cross section. The upper burner surface has top gas ports, and the front burner surface has front gas ports in gas communication with the burner cavity. The base member has an inlet port that is located with respect the gas ports so as to limit pressure differentials between the gas ports. A mixing tube supplies a mixture of air and gas from a gas source to the inlet port of the burner cavity.

Abstract: A candle including a shaped mass of suitable material, such as for example wax or other petroleum by-products solid at room temperature and the like, which provides a source of combustible fuel during burning thereof is disclosed. The shaped mass includes a central portion disposed at a lower part thereof, and a pair of divergent branch portions joined atop the central portion. In the preferred embodiment, upper portions of the branch portions as well as the central portion are preferably disposed substantially in the vertical direction to permit safe and even burning of the candle, and to enhance the aesthetic appeal.

Abstract: Apparatus for releasing a scent upon exposure to heat including a housing formed by a cover member and a base member, a carrier material disposed within the housing and a scented material dispersed in the carrier material. The carrier material has a melting point of at least 185.degree. F. and is both chemically and physically stable at temperatures of up to 550.degree. F. This apparatus is particularly suitable for providing a pleasant scent to a room in association with a gas fireplace.

Abstract: A gas-fired, simulated log fireplace insert incorporating an automatic flue damper for controlling the operational state of a chimney vent (open/closed) in response to gas combustion, an externally mounted carbon monoxide detector for terminating or inhibiting gas combustion in response to an unsafe level of detected carbon monoxide and a temperature actuated switch, disposed within the firebox area of the fireplace proximate the flue, for terminating gas combustion in response to excessive fireplace temperatures caused by a malfunctioning damper.

Abstract: A novel horizontal-vertical (H-V) direct vented gas heating unit comprises a box-shaped heating unit having seven walls which surround a combustion chamber. One of the seven walls comprises a diagonal wall connected between the back vertical wall and the top wall. An exhaust stack extends through the diagonal wall and is surrounded at its exit by a coaxial fresh air inlet adapter which connects to a fresh air passageway which extends down the back wall. An inner heat exchanger comprise passageways which extend along six of the seven walls outside the combustion chamber. The fresh air passageway on the back wall extends through the heat exchanger passageway in the back wall and enters a plenum having two exits, one of which is positioned opposite the upper level and the other opposite the lower level of a dual level burner.

Abstract: A gas-burning heater or fireplace insert including a plurality of tiered artificial logs with gas burners disposed strategically between the tiers. The burners at each tier are selected to provide a particular flame pattern, with one or more of the flame patterns being developed in combination with one or more of the logs to promote the generation of localized heat that enhances the visual appearance of the flames of the pattern and increases the heat radiated outwardly of the insert and into the ambient environment. In a preferred embodiment, the insert is capable of operating in a non-vented environment. A method for operating a gas-burning heater or fireplace insert is disclosed as are various unique aspects of the invention including subassemblies of the insert.

Abstract: An oil-fueled table lamp is disclosed comprising a soft drink can or beer can whose contents have been replaced with lamp oil, a lower can receptacle, a handle, an upper can receptacle having a wick protruding through the approximate center thereof. The upper can receptacle is adjustable to receive cans of differing heights.

Abstract: An survival candle including a solid cylindrical wax candle having a wick disposed along a portion of an axis therein, and furthermore a small container having a detachable closure is embedded within the candle thereby providing a weatherproof compartment for storage of items of potential use in a wilderness survival environment including but not limited to matches, foodstuffs, a compass, foil, and medical supplies. In operation the survival candle is gripped at each end and rotatably twisted to provide access to the small container.

Abstract: A gas log burner assembly produces a glowing effect by providing a cover wall over the heretofore open top of a usual burner pan. A gas supply pipe is buried within a non-combustible porous medium, such as sand, within a gas distribution chamber formed by the walls of the burner pan. The cover wall has a series of gas outlet holes arranged across the plate including an elongated slot at an upper rear edge thereof. An artificial log is mounted on the top and rear of the burner pan and extends along the elongated slot and has a rough textured concave front surface. The slot and holes in the top cover wall and the concave surface of the log control and direct the flow of gas from the supply pipe into a combustion area formed in front of the log to provide controlled combustion of the gas within and adjacent to the concave front surface of the log to provide a glowing effect to the rough textured surface thereof.

Abstract: A gas fireplace burner comprises a support frame, a baffle internally of the support frame, a gas inlet to the burner through the support frame beneath the baffle, a top plate above the baffle and a gas distributor between the top plate and the baffle. The top plate has a substantially solid central region and front and back edge regions provided with a plurality of gas escape openings along the edge regions. The gas escape openings at the back edge region include major and minor openings. The gas distributor extends to all of the openings and the baffle which is shorter than the top plate is positioned directly beneath the major openings with some of the minor openings being located outwardly of the baffle.

Abstract: An apparatus is provided for controlling the flow of gas for artificial logs. The apparatus includes a main gas burner and a pilot as well as a gas valve which controls the flow of gas to the main burner and to the pilot. The pilot includes a oxygen depletion sensor. A thermal responsive electrical generator is adjacent to the pilot and is connected to the valve. The output voltage of the generator is at least 250 millivolts so as to operate the gas valve, which is capable of full automatic operation without the use of an additional electrical source. In addition, the thermal responsive electrical generator is positioned with respect to the pilot so that gas from the pilot will not continue to burn about the generator when the oxygen depletion sensor senses a predetermined low level of oxygen.

Abstract: A gas fireplace comprising a housing adapted to be located in a building. There is a first conduit in the housing to act as an air inlet. In insert is received within the housing. A second conduit in the insert aligns with and is received by the first conduit. The invention permits the construction of a gas fireplace in two stages, a first stage in which the housing is built into the building and a second, subsequent to all building activity, in which the insert is received within the housing.

Abstract: This gas burner system provides an asymmetrical flame pattern together with the presence of glowing embers around and beneath non-combustible logs, closely resembling the overall appearance of a natural wood fire in a fireplace. The burner system has a plurality of gas burner pipes arranged in a fan-out pattern on a log mounting plate to provide gas throughout the logs arranged over the plate. Air supply openings are formed at selected areas in the mounting plate to permit fresh air to pass only therethrough from below the mounting plate to the fire. Air deflectors are located adjacent to the openings and lava rock and/or mineral fiber pieces are placed below the logs over the gas burner pipes to disperse the combustible gas throughout the log arrangement. The provision of openings and deflectors create air currents flowing over the surfaces of the logs to prevent the flames from imposing on the log surfaces for reducing the formation of carbon deposits and carbon monoxide gas.

Abstract: A simulated solid fuel effect gas fire comprising two elongate simulated solid fuel elements in the form of logs, with a partially aerated gas burner arranged in front of and below each log with respect to the front of the fire. Thus, in use, the flames from the burners engage a lower front portion of the logs, the flames then passing around the front of the logs. By this arrangement the lower front regions of the logs are heated to glow as radiants and the flames subsequently lick around the front of the logs as yellow flames, in accord with the visual effect of a real fire, complete combustion having been attained in the ambient atmosphere in front of the logs to thus form the yellow flames. By the provision of nodules by virtue of a bark pattern on the upper front portion of the logs, the flames heat the nodules to red heat and enhance both the radiant heat derived from the fire and the visual effect of the fire.

Abstract: A cigarette-shaped gas lighter suitable for carrying in a conventional cigarette pack. The gas lighter includes a solid main body having a mounting base, a spark generating unit having a lighter flint and a serrated spool sparker, a gas injection regulating unit including a cylinder and a gas regulating member received in the cylinder such that the gas inlet chamber is received in the cylinder and the gas nozzle protrudes out of the main body. A lever pin is provided for lifting the gas injection regulating unit to allow gas to be projected from the gas nozzle, a cap having a gas recharger is hermetically screwed on the bottom of the main body with a packing interposed therebetween, and a top cover is mounted on the mounting section of the main body and having a flame projection opening for allowing a flame to rush to the outside of the gas lighter. The gas regulating member includes a gas inlet chamber which communicates with the gas nozzle as well as with the inside of the cylinder.

Abstract: A burner pan comprises a large top plate conforming to the entire burner area for providing convenient support for the logs and wide flexibility in the configuration and location of the gas flame ports. The burner pan comprises a plurality of gas ports disposed along the outer periphery of the top plate, a burner plenum subjacently disposed along the outer periphery of the top plate for delivering gas to the gas ports, and a dead air space in the center of the burner pan. The burner plenum is formed between a shallow gas-tight outer housing shell which defines the outer peripheral walls of the burner plenum and a smaller inner shell adapted to fit within the outer shell which defines the inner peripheral walls of the burner plenum and circumscribes a substantially sealed central dead air space which is essentially free from the burner gas.

Abstract: An inexpensive and easily maintained gas burner assembly achieves the manufacturing and maintenance advantages of the conventional sand pan burner design in addition to the heat output and fuel efficiency of more complex burner designs. The invention comprises a tray having a bottom wall and sidewalls defining an interior and an open top. A cover channel having a midsection segment and at least two downwardly depending flanges is adapted to fit in the interior of the tray to form a mixing chamber between the cover channel and the tray. The downwardly depending flanges are spaced away from the sidewalls of the tray to form gaps suitable for filling with a noncombustible granular substance, such as sand or crushed pumice stone. The cover channel additionally comprises at least one projection extending above the top segment and defining at least one burner port. The projection is preferably a longitudinal ridge defining a plurality of burner ports.

Abstract: The present invention is directed to a composite artificial log for use in gas-fired artificial log fireplace assemblies or stoves, and more particularly, to a composite artificial log which has a ceramic concrete section molded to resemble a real log and having a relatively high thermal conductivity, which radiates a substantial amount of heat to the surroundings when heated, and one or more ceramic fiber sections having a relatively low thermal conductivity, which glow visibly when heated above about 1470.degree. F.

Abstract: A burner tray (10) for a domestic gas fire has a gas inlet (12), and a ceramic fibre blanket (18) lining its bottom surface (11), the blanket distributing gas over substantially the whole area of the tray while reducing heat loss to the tray and increasing the heat output of the fire.

Abstract: A fireplace gas burner unit is provided which allows for excellent aeration and distribution of the combustion gas without excessive gas flow noise. The burner includes a typical open-topped container box with triangular sides. A perforated burner pipe is disposed horizontally within the container box, with the perforations angled slightly towards the front of the box. A deflector plate is attached across the top of the burner pipe and is slanted forward and downwardly to form a narrow slit near the front of the container box. The narrow slit has a long central section and opposing periphery sections. The central section has a greater opening height than the periphery sections.

Abstract: A gas fueled pocket cigarette lighter in the form of a miniature boat, including a hollow miniature model boat replica having an opening therein for the cigarette lighter flame to issue therefrom. A cigarette lighter mechanism is housed entirely within the hollow miniature boat, including a fuel tank, and a gas nozzle connected to the fuel tank and positioned at the flame opening of the miniature boat. A gas valve emits gas to the nozzle from the fuel tank and throttles the fuel. An ignition system generates a spark at the nozzle to ignite the fuel exiting therefrom. Means forming part of the miniature model boat activate the ignition system for generating a spark and operate the gas valve to permit fuel to exit from the nozzle.

Abstract: A pellet fuel burning apparatus which includes a housing and a display chamber defined within the housing. Window structure enables viewing of the interior of the chamber from outside the housing. Pellet fuel is burned in a zone remote from the display chamber. Flames and gaseous combustion products from the pellet fuel fire are channel upwardly into the display chamber against simulated logs.

Abstract: Fireplace logs (10-10A) for simulating a wood burning fire using a fuel log (18) which is economical, readily available, and safer than gas, and which requires minimal cleaning effort, while maintaining the desired qualities of a wood burning fire such as flame quality, sound, and smell. The fireplace logs (10-10A) include a first and second non-combustible ceramic log (12-14) in a spaced apart fashion such that a fuel log (18) may be centrally placed. Top logs (16-44-60) are placed above the fuel log (18) and engage at least a portion of the first and second logs (12 and 14). Openings (50-52-62) are defined between the logs (12-14-16-44-60) and cooperate with opening (53) to enhance the flow of air to the fuel log (18) and to cause the flame (26) derived from the burning fuel log (18) to lick the third log (16) to give an appearance of a wood burning fire.

Abstract: A fireplace gas burning assembly for producing a clean burning yellow flame in a chamber is disclosed. The assembly includes at least one means for introducing a substantially vertical flow of a flammable fluid into the chamber. The assembly also includes at least one means for introducing a substantially vertical stream of secondary air into the chamber. The means for introducing a substantially vertical stream of secondary air into the chamber is positioned such that the stream of air and flow of flammable fluid intersect such that when ignition occurs a yellow clean burning flame will be produced.

Abstract: A gas log fireplace includes a firebox which defines a combustion chamber, a gas burner located within the firebox, an artificial log set, a log support member positioned on the gas burner, a heat exchanger connected to an exhaust gas outlet of the firebox and a convection chamber which surrounds the firebox and the heat exchanger for heating of room air. The gas burner is fabricated of a refractory fiber material. A combustible gas and primary air are mixed in a Venturi inlet tube of the gas burner. Highly aerated gas flows through front ports and top ports in the gas burner. Secondary air is directed to the front ports and the top ports to obtain highly efficient combustion and high heat output. The artificial log set, the support member and the gas burner define a partially enclosed cavity which is maintained at a high temperature during operation by reradiation from the artificial logs, the support member and the gas burner.

Abstract: A gas lighter includes a rotating disk rotatably mounted in a lighter casing and operatively rotated upon a depression of a push button for igniting a flame from the lighter to mimic a roulette, and a lotto flash driver simultaneously operatively flashing, upon the depression of the push button, a plurality of indicator lamps such as light emitting diodes annularly provided on a base plate secured in the casing under the rotating disk in a circular flashing direction opposite to a rotating direction of the rotating disk for enriching a visual entertaining effect as well as an audio sounding when a buzzer is provided with the lotto flash driver.

Abstract: A gas fireplace burner assembly which produces a yellow flame and simulates the appearance and pattern of the yellow flames produced by a natural wood log fire includes a log grate for supporting a plurality of artificial logs. The log grate is formed with a stepped configuration and has a back wall and opposite side walls, each of which has an opening formed through its thickness to allow secondary air to pass therethrough and into an interior space defined by the walls of the log grate. The log grate also includes a slotted grate front member. At least a front and rear artificial log is supported on the log grate. A burner tube is also supported by the log grate and has front and rear portions which are disposed in parallel. A front flame deflector is interposed between and spaced apart from the grate front member and the front portion of the burner tube and defines first and second channels for secondary air to flow through.

Abstract: The present invention relates to a gas-fired artificial log assembly for use in fireplaces or stoves, and more particularly to an improved gas-fired artificial log assembly which visually simulates, in a realistic fashion, a fire in a fireplace or stove stacked with generally horizontally disposed artifical logs, and which at the same time supplies substantial space heat to the surrounding room environment.

Abstract: An artificial log assembly is provided which produces a realistic looking flame resembling that of a natural wood log fire. The assembly includes a grate, cement logs positioned upon the grate, and a combustible log made from wax or other clean burning material positioned among the cement logs. The grate includes steps which allows the artificial logs to be positioned in such a manner that they resemble a stack of natural wood logs. One or more cement logs extend over the combustible log to deflect the flame generated thereby. An ash pan is removably positioned beneath the grate for trapping the ash generated by the combustible log.