Abstract: A firebox is provided for use in a gas fireplace, the firebox comprising: a back which includes at least one combustion fan aperture, an upper end and a lower end and a length therebetween, a pair of sides, each side including an upper end, a lower end, a first riser which has an inner section and an outer section, the inner section attached to the back, a first flange, which is parallel to the back and extends outward from the back, and a second riser, wherein the outer section of the first riser, the first flange and the second riser extend above the upper end of the back and below the lower end of the back; a top which is attached to the inner section of the first risers and to the back at the upper end; and a base which is attached to the inner section of the first risers and to the back above the combustion fan aperture, to define an opening. The fireplace is also provided.

Abstract: Disclosed is a gas furnace including a mixer configured to mix air and fuel gas introduced from an intake pipe and a manifold respectively so as to produce an air-fuel mixture, a mixing pipe configured to allow the air-fuel mixture having passed through the mixer to flow therein, a burner assembly configured to combust the air-fuel mixture having passed through the mixing pipe so as to generate combustion gas, heat exchangers configured to allow the combustion gas to flow therein, an exhaust pipe configured to discharge exhaust gas, which is the combustion gas having passed through the heat exchangers, to the outside. The gas furnace further includes a recirculator installed around the exhaust pipe and configured to guide a portion of the exhaust gas flowing in the exhaust pipe to the mixer, and may thus greatly reduce or fundamentally block NOx emissions.

Abstract: An apparatus is provided for holding and centering a candle wick in a container. The apparatus according to the invention is characterized in that a fixing apparatus is provided for the candle wick, which can be connected to the container in a detachable in such a way that it can be pivoted relative to the container.

Abstract: A fastening system comprises a side grid, a pullout guide, and multiple fastening elements fixed on the pullout guide, by means of which the pullout guide is fixed in a formfitting manner on a horizontal rod of the side grid, wherein the horizontal rod has a middle section extending in a longitudinal direction and two angled end sections, which are each fixed on an upright of the side grid, wherein at least a front fastening element has at least one contact surface inclined in relation to the vertical for contact on the middle section of the rod, and at least one rear fastening element has a contact surface inclined in relation to the vertical on the middle section of the rod, wherein an essentially V-shaped receptacle is formed on the front fastening element, which encloses the front angled end section of the rod from above. Furthermore, the invention relates to a method for installing a fastening system.

Abstract: An oven appliance defines a vertical direction, a lateral direction and a transverse direction. The vertical, lateral and transverse directions are mutually perpendicular. The oven appliance includes a cabinet extending between a first side portion and a second side portion along the lateral direction. The cabinet also extends between a top portion and a bottom portion along the vertical direction. The cabinet defines an upper cooking chamber positioned adjacent the top portion of the cabinet and a lower cooking chamber positioned adjacent the lower portion of the cabinet. The oven appliance also includes a first heating element in direct thermal communication with the upper cooking chamber and a second heating element in direct thermal communication with the lower cooking chamber.

Abstract: A gas burner for a household cooking appliance includes a first mixture-distribution chamber having a plurality of mixture-outlet openings, and a second mixture-distribution chamber separate from the first mixture-distribution chamber. The second mixture-distribution chamber is fluidically connected to the mixture-outlet openings of the first mixture-distribution chamber such that, when the gas burner is in operation, a combustion-gas/primary-air mixture is conducted out from the first mixture-distribution chamber and a combustion-gas/primary-air mixture is conducted out from the second mixture-distribution chamber via the mixture-outlet openings for flame formation.

Abstract: A method and apparatus for combustion of fuel in a combustion chamber with a hydraulic diameter D. Fuel and a primary oxidant are introduced via a burner lance into the combustion chamber, having a certain mean velocity u1 at entry, and a secondary oxidant with a mean velocity of u2 is introduced into the combustion chamber. The burner lance has a position p that has a distance Id1I defined as the smallest distance between p and a combustion chamber centerline.

Abstract: A gas furnace includes a mixing pipe through which a mixture formed by mixing fuel gas and air flows; a burner assembly that generates combustion gas by burning the mixture that passed through the mixing pipe; and a heat exchanger through which the combustion gas flows. In this case, the burner assembly includes a burner in which flame generated when the mixture is burned is seated; and a mixing chamber that mediates delivery of the mixture from the mixing pipe to the burner, thereby significantly reducing NOx emission.

Abstract: A kitchen vent hood includes a body defining an inclined front face having a vent inlet thereon. A front panel assembly is hingedly coupled with the body and extends along the inclined front face of the body. The front panel assembly includes a vent grate extending across a width of the vent hood body and at least partially covering the vent inlet. A panel bracket extends forward from the vent hood body at a position adjacent to and above the vent grate. An upper panel is coupled with the panel bracket and extends oppositely from the vent grate to define an open space adjacent the front face of the body. A light source is mounted within the panel bracket and is positioned to direct light outwardly therefrom and over the vent grate.

Abstract: A tile or plate, includes: an upper plate (3) and a lower plate (4); wherein a plurality of heat conducting cavities (6) are uniformly provided between the upper plate (3) and the lower plate (4) via connecting ribs (5). A solar collection layer is provided on an upper surface of the tile or the plate. Two ends of the tile or the plate are connected with each of the plurality of the heat conducting cavities (6) via transverse connecting pipes (23, 37, 42). The transverse connecting pipes (23, 37, 42) of two neighboring tiles are connected by a ferrule (17) or a hose (36) to form an integrated circulation system. The tile or plate has a large day-lighting area and a high energy conversion rate.

Abstract: An oven appliance includes a cooking chamber defined at least in part by a bottom wall having an outlet port defined therein, wherein the outlet port defines a virtual boundary projected in the vertical direction, a burner positioned below the bottom wall proximate the outlet port and outside of the virtual boundary of the outlet port, and a burner shield. The burner shield includes a cover portion positioned directly over the burner, and a first extension having a first edge connected to the cover portion and a second edge opposite the first edge, wherein the first extension extends toward the outlet port.

Abstract: A solar thermal control system includes a membrane configured to receive solar energy, wherein the membrane is configured to form a cavity between the membrane and an outer surface of a structure by coupling to the outer surface, and wherein the solar energy is configured to heat air within the cavity. The control system also includes a thermal collection unit configured to connect to the cavity and receive and direct air from the cavity, and a ducting system coupled to the thermal collection unit and configured to direct air from the thermal collection unit to at least one of the interior of the structure and a vent.

Abstract: An apparatus for heating a product includes a storage compartment for a product to be heated and a heater module physically and thermally coupled to the storage compartment. The heater module has a housing that defines a reaction chamber. A rigid barrier is inside the reaction chamber and defines first and second portions thereof. A first reactant is inside the reaction chamber, and a flexible bag (with a second reactant) is in the first portion of the first chemical reactant. The first and second reactants react exothermically upon contact. A piercing element can pierce the flexible bag. After piercing, the a fluid path and one or more fluid channels carry the second reactant to a section of the first portion of the reaction chamber away from where the flexible bag is located.

Abstract: A joint, a knob assembly, and an appliance having a joint and a knob assembly are provided. The joint may include a housing, a first shaft support, a second shaft support, and a coupling shaft. A slot having a predetermined width extending in a circumferential direction of the housing and a predetermined length extending in a longitudinal direction of the housing may be formed in the housing. The coupling shaft provided in the second support may include a rotary shaft rotatably inserted into the slot. A stopper may be formed to protrude from an outside of the rotary shaft, and a position of the stopper inside the slot may be changed according to rotation of the rotating shaft. The stopper may be provided in the slot so that the stopper interferes with an inner wall of the housing formed by the slot at a predetermined position.

Abstract: A joint for systems for transporting a high temperature heat-transfer fluid is provided. The joint includes a fixed conduit, a first sealing ring joined to the fixed conduit, a rotatable conduit in abutment with the sealing ring, and an outer casing delimiting a chamber. A contact region between the rotatable conduit and the first sealing ring is arranged in the chamber. The outer casing is sealingly engaged with the rotatable conduit by a second sealing ring and with the fixed conduit.

Abstract: A method is provided for controlling a drying cycle of a laundry dryer having a laundry drum and an air stream fan for circulating drying air through said laundry drum. The method includes the steps of: starting a drying cycle (14); performing the drying cycle (16); detecting an electric resistance and/or conductivity of the laundry during the drying cycle (16) for estimating a dryness level of the laundry; comparing the electric resistance and/or conductivity of the laundry with an end cycle condition (20; 28, 30; 36); and finishing the drying cycle (16), if the end cycle condition (20; 28, 30; 36) is fulfilled. The end cycle condition (20; 28, 30; 36) depends on the rotation speed (SD) of the laundry drum and/or on the rotation speed (SF) of the air stream fan.

Abstract: A fume collecting assembly, a range hood, a side suction range hood, a range hood for two-sided fume collection and central air intake, a range hood with partition, and a central fume purification device are provided. The fume collecting assembly includes a fume collecting panel having curved recessed portion and an air deflector, which has curved protruding portion and is connected to the fume collecting panel, and the curved protruding portion is opposite the curved recessed portion, forming first air inlet and second air inlet spaced apart. The fume collecting panel includes a fume collecting port for discharging fumes into a duct of range hood. The first air inlet and the second air inlet both communicate with the fume collecting port. The range hood, the side suction range hood, the range hood for two-sided fume collection and central air intake, and the range hood with partition include the fume collecting assembly.

Abstract: A cooking appliance includes a housing having a cooking chamber and a storage space, which is separate from the cooking chamber. A door is movably arranged on the housing for closing the cooking chamber and for lowering into the storage space in an opened state of the door. A handle is arranged in a fixed location on the door. Movably supported on the door is a guide element which is connected directly to a first end of a retaining spring on the door so as to maintain a coupling position of the guide element on the door. A guide track is mounted in the storage space for guiding the guide element on the door.

Abstract: A conveyor oven for cooking food and having an oven chamber in which food is cooked; a conveyor moveable to convey food within the oven chamber; a burner assembly operable to emit a flame to heat air for cooking food moving within the oven chamber on the conveyor; a burner tube extending into a compartment and positioned to receive at least a portion of the flame emitted by the burner assembly; and one or more passive tubes in the compartment positioned opposite the burner tube, wherein elongated baffles are located between adjacent passive tubes, wherein a baffle plate is located between the burner and passive tubes to restrict airflow from the burner tube to the passive tube, and/or wherein shelf assemblies in the oven enable movement (and in some cases removal) of a shelf with a corresponding fan and/or motor without disturbing other shelves and their corresponding fans and/or motors.

Abstract: A gas burner for a household cooking appliance includes a burner casing including a plurality of mixture outlet openings configured to guide out, during operation of the gas burner, a mixture of combustion gas and primary air into an area surrounding the gas burner for producing a burner flame. A mixture distribution chamber evenly distributes the mixture of combustion gas and primary air to the mixture outlet openings. Fluidly connected with the mixture distribution chamber is a storage chamber for storing, during operation of the gas burner, part of the mixture of combustion gas and primary air. The storage chamber includes an ignition flame opening configured to guide out the mixture of combustion gas and primary air that is stored in the storage chamber into the surrounding area for producing an ignition flame.