Matches 101 - 150 out of 261 < 1 2 3 4 5 6 >
Match Document Document Title
5901701 Unvented fireplace construction  
An unvented gas-log fireplace is formed from a sheet metal member bent to form side and rear panels. A pair of spaced apart sheet metal plates are connected between the side panels and have rear...
5890485 Dancing flame control system for gas fireplaces  
A novel control system for altering a fixed pattern of gas flames in a fireplace having artificial logs comprises a log set having a burner system and the burner system having a gas valve control...
5868128 Firepit  
A firepit apparatus for which controlled flames from lava rocks may be visibly displayed includes a base portion having an elevated platform on which lava rocks are supported. Surrounding the...
5865165 Gas fired fireplace boiler  
A low profile, high efficiency, fireplace boiler wherein a burner tray supports a number of gas fired burners and artificial logs within a hearth area of the firebox and about which logs the gas...
5839427 Artificial ember bed  
An artificial ember bed (5) for use within a fireplace (7) is disclosed. The fireplace will include a burner (12, 13) positioned below an elevated log grate (19), on which at least a pair of spaced...
5839428 Unvented fuel burning appliances and door therefore  
An unvented fuel burning appliance that includes a firebox, a burner and a front door releasably securable to the firebox. The firebox has an open front and enclosed bottom, rear, side and top...
5819725 Aerodynamic device for increasing the flickering of a natural gas flame  
A process and apparatus for combustion of a gaseous fuel in a fireplace in which a plurality of periodic vortices are created in the airflow pattern of the combustion air prior to its mixing with...
5794610 Free standing fireplace  
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...
5795144 Fuel-fired burners  
A fuel fired burner 1 is for use in a solid fuel effect fire such as a coal effect fire 40. The burner 1 has ports 3 for supporting a decorative effect flame. Each port 3 is connected to an...
5782231 Direct vent fireplace  
A gas burning direct vent fireplace having an outer casing within which a firebox is mounted. The sides of the firebox are secured to the sides of the casing so that the bottom of the firebox is...
5775408 Integrated gas fireplace and air conditioner system  
An integrated combined heating and cooling unit comprises a known high efficiency gas fireplace unit stacked on top of a known high efficiency window type air conditioning unit. Novel vent adapters...
5772423 Relating to the control of gas fires  
The present invention discloses a control for a gas fire, the control comprising a support member in which an elongate aperture (1) is formed, and a slide member (5), part (7) of which slide member...
5769623 Oil fired burner  
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...
5752500 Draft hood locating device for combustion apparatus  
A draft hood is provided for mating alignment with a fireplace assembly. The mating alignment is facilitated by the location of alignment hardware fixed to the rear surface of the fireplace and to...
5743249 Gas fireplace system burner assembly  
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...
5738084 Ventless patio fireplace  
An unvented patio fireplace comprises a fireplace housing that has a front panel configured like an in room fireplace, and which fireplace housing is mounted onto a pedestal and base support for...
5722824 Unvented gas burner assembly  
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...
5715808 Direct vent fireplace  
A direct vent fireplace has a mounting assembly for aiding in the installation of a vent cap assembly through which fresh air is drawn for combustion and exhaust gas products are expelled from the...
5688568 Enhanced glowing logs and method  
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...
5678534 Heating apparatus  
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...
5674065 Apparatus for controlling the supply of gas to and heat from unvented gas heating appliances  
This invention relates to the operation of unvented gas fired appliances and enhances the safety of effectively controlling the flow of gases to an unvented gas heater, such as gas fired fireplace...
5673683 Induced draft fireplace  
The invention is directed to an induced draft fireplace including a plurality of outer walls defining an outer housing. The outer walls include at least one outer side wall and an outer top wall. A...
5671727 Configurable low profile gas fireplace burner  
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...
5669374 Direct vent fireplace  
A direct vent gas fireplace is provided with a heat shield forming a combustion air expansion and distribution chamber covering a substantial portion of the upper surface of the firebox enclosure...
5660162 Artificial log assembly  
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...
5655513 Artificial log burner  
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...
5655514 Fuel-fired fireplace insert with integral combination draft hood and heat exchanger structure  
A fuel-fired fireplace insert has a compact combination heat exchanger/draft hood structure extending interiorly along its top side and opening outwardly through an upwardly extending flue gas...
5647341 Gas burner and fireplace and method of combustion  
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...
5647342 Gas operated fireplace assembly  
A gas operated fireplace assembly is comprised of a plurality of modular components, including a casing, firebox, burner module and combustion air-intake module. The casing has an open front and is...
5647340 Convertible dual direct-vented fireplace  
A novel dual direct vented fireplace includes a combustion chamber having two permanent exhaust outlets including a horizontal exhaust outlet and a vertical exhaust outlet. A fireplace enclosure...
5645409 Slotted burner for gas fireplace  
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...
5636624 Fireplace grate and accessories  
Various fireplace grates having a minimum of widely spaced legs and posts. One or more mediate posts are positioned inside the grate and on the V-shaped sloping post members which can be resting on...
5613487 Fireplace door latch system  
A gas-fired fireplace comprises an enclosure having a forwardly facing glass panel. The panel is pivotably secured to the enclosure along a lower edge of the panel. The upper edge of the panel is...
5601073 Flat pan gas burner for gas fireplaces  
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...
5594802 Sound system for use with gas fireplaces and simulating burning wood  
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...
5584680 Unvented gas log set  
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...
5575274 Gas log fireplace system  
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...
5571008 Gas burner for use with artificial logs  
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...
5553603 Air to fuel ratio adjustment device for sealed-combustion type fireplaces  
A sealed-combustion chamber fireplace includes a combustion air to fuel adjustment device comprising an primary air-fuel mixing body having a fuel source inlet at one end and at least one...
5542407 Fireplace assembly  
A fireplace assembly of the type used as a room air heater comprises a second pane of glass in front of and spaced from the glass pane forming the front of the combustion chamber. The two panes...
5485830 Modular fireplace with interchangeable burner assembly and heat exchange insert  
A gas fireplace assembly for connection to a venting system comprises an outer shell for installation in the interior space of a building with the venting system extending into the outer shell. A...
5482028 Modular fireplace insert with movable manifold  
A fireplace insert for a fireplace cavity formed in a building with a fresh air inlet and a combustion gas outlet. The insert includes an enclosure dimensioned to be insertable within the fireplace...
5479916 Low profile gas burner fireplace table  
A low profile gas burner fireplace is provided for mounting under a low table top or counter. The fireplace system comprises a decorative insulated table top mounted on the top wall of a low...
5479915 Heating device for gaseous fuels  
A heating device for burning gaseous fuels comprises an inner shell (3) of U-shaped or C-shaped cross-section which defines a combustion chamber (9) which is bordered by a covering plate (5) and a...
5469838 Gas fireplace capable of being installed without masonry work  
An enclosed gas fireplace which efficiently transfers heat from a combustion chamber to surrounding air chambers and to air flow conduits which pass through a flue gas offtake. The fireplace has an...
5452709 Tiered-logs gas-burning heaters or fireplace insert  
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...
5452708 Universal horizontal-vertical (H-V) direct-vented gas heating unit  
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...
5450841 Multi-function remote control system for gas fireplace  
A control unit remotely operates several different functions of a gas fireplace. The functions include ignition of a fire, control of flame height, blower control, and damper control. An RF or IR...
5429495 Method and apparatus for enhancing the length and color of gas flames  
Method and means for enhancing the visible length and color of high efficiency gas flames in an artificial gas log fireplace/gas burner system is characterized by selecting from a plurality of...
5423310 Gas log burner assembly  
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,...
Matches 101 - 150 out of 261 < 1 2 3 4 5 6 >