Abstract: A collapsible worklight assembly comprises a head assembly and a multi-legged support assembly. The head assembly includes first and second worklights hingedly attached to each other, allowing the head assembly to be open in a deployed configuration and closed in a collapsed configuration. The head assembly is hingedly attached to the multi-legged support assembly. The multi-legged support assembly includes a support head and a plurality of support legs. The support head includes a hinged connection to the head assembly that allows the plurality of support legs to rotate towards the head assembly in a collapsed configuration and away from the head assembly in a deployed configuration.

Abstract: An LED light has a built-in projection light and a night light to offer at least two functions for people in a dark environment. The projection light can project an image from any type of display-unit irrespective of geometric shape or image source or type, including display of digital data, wireless digital data, an LCD or TFT screen display, or any other display, enabling images of enlarged size to be projected onto a preferred surface, making it easier for people to see the image. The built-in night light helps people see things in a dark environment.

Abstract: In various embodiments, a portable support stand for supporting an elongated luminaire, a luminaire structure for supporting a luminaire on a support surface, and associated methods are provided. In an example embodiment, a portable support stand comprises a base portion configured to be positioned on a support surface and a luminaire holster detachably coupled to the base portion. The luminaire holster is configured to receive an elongated luminaire therein and to support the elongated luminaire in a fixed orientation relative to the support surface.

Abstract: A collapsible worklight assembly comprises a head assembly and a multi-legged support assembly. The head assembly includes first and second worklights hingedly attached to each other, allowing the head assembly to be open in a deployed configuration and closed in a collapsed configuration. The head assembly is hingedly attached to the multi-legged support assembly. The multi-legged support assembly includes a support head and a plurality of support legs. The support head includes a hinged connection to the head assembly that allows the plurality of support legs to rotate towards the head assembly in a collapsed configuration and away from the head assembly in a deployed configuration.

Abstract: A control module (105) is supported within an item of clothing. The control module is located within a pocket (503). A visual indicator (1201) is pressed on the jacket at a positon in front of the activation button on the control module. The activation button has a surface area that covers at least 40% of a surface area of the control module. In this way, it is possible for the control module to move within the pocket while still facilitating activation and deactivation upon pressing the visual indicator.

Abstract: An in-line sound module for a modular stack light system provides electrical and mechanical connectors to allow it to be placed anywhere in the stack. Axial orientation of the audio transducer and a flexible jumpering system allow preservation of central connectors between modules. In-line configuration permits multiple sound modules to be used in a stack light and to be teamed with different beacon modules. In one embodiment the in-line sound module may also include lamps to provide beacon functionality.

Abstract: A downlight assembly comprising:—(i) a mounting ring having a tubular body with an opening at a rear, the mounting ring being formed from a material that withstands temperatures used for fire rating tests and having a lower peripheral annular flange extending outwardly from a bottom end of the tubular body, and an upper peripheral annular flange extending inwardly from an upper end of the tubular body, said upper peripheral annular flange enabling the rear of the mounting ring to be substantially closed if required; (ii) a solid state lighting element comprising one or more LEDs mounted on a circuit board formed from a material having a melting point lower than 1000 degrees C.; (iii) a heat sink formed from a material having a melting point lower than 1000 degrees C.

Abstract: A manifold assembly for distribution of a cooling fluid configured for use with a light source is provided. The manifold assembly includes a fluid manifold for providing a cooling fluid to a lamp head assembly of the light source, at least one sensor for sensing at least one characteristic of the cooling fluid in the fluid manifold, and a microprocessor for receiving information related to the at least one characteristic from the at least one sensor.

Abstract: A lamp head assembly is provided. The lamp head assembly includes a thermally conductive block, an inlet cooling fluid pipe coupled to the thermally conductive block such that a cooling fluid is configured to pass from the inlet cooling fluid pipe to the thermally conductive block, and a metal heat exchanger secured to the thermally conductive block. The metal heat exchanger defines a plurality of internal channels to distribute cooling fluid provided by the inlet cooling fluid pipe. The metal heat exchanger is secured to the thermally conductive block such that the cooling fluid is configured to pass from the thermally conductive block to the plurality of internal channels defined by the metal heat exchanger. The lamp head assembly also includes a plurality of light producing elements secured to the metal heat exchanger.

Abstract: There is provided a light source apparatus including a light source, a spreader to spread heat, and a conductor having a plurality of parts to conduct heat diffused from the light source. There is also provided a projector apparatus includes the light source apparatus.

Abstract: According to aspects of the embodiments, a lighting fixture is designed to help prevent the accumulation of snow or ice on the light emitting face {e.g., lens) of the lighting fixture. The lighting fixture harvests both the light and heat generated by at least one light source, such as but not limited to at least one LED light source. The lighting fixture adopts a flip-mount light source mounting design in which one side of a passive heat exchanger is mounted or secured closely adjacent or proximate to the lens, and the light source is mounted or secured to another side of the passive heat exchanger. The heat generated by the light source is conducted by the passive heat exchanger to heat the lens. Additionally, the light emitted from the light source is redirected back through the passive heat exchanger and to the lens using a bundle of light fiber cables.

Abstract: An illumination apparatus includes a thermal conductivity substrate, a package carrier, at least one light emitting element, at least one wire, a light transmission cap, a first sealing ring and a second sealing ring. The package carrier is disposed on an upper surface of the thermal conductivity substrate and has an opening exposing a portion of the upper surface. The light emitting element is disposed on the upper surface exposed by the opening and is electrically connected to the package carrier by wire. The light transmission cap is disposed above the thermal conductivity substrate. The first sealing ring is disposed between the light transmission cap and the package carrier. The second sealing ring is disposed between the package carrier and the thermal conductivity substrate. The thermal conductivity substrate, the light transmission cap, the first and the second sealing rings and the package carrier encapsulate the light emitting element.

Abstract: A container for transporting contact lenses which in some embodiments may comprise: a container lid having an exterior surface and an interior surface with the interior surface having a mirror; a container base flexibly coupled to the container lid, the container base having an exterior surface and an interior surface, with the interior surface comprising a shelf member; a light source positioned within the container; a power source in electrical communication with the light source; and a left contact lens well and a right contact lens well positioned within the shelf member. In further embodiments, the container may comprise a retractable tray which may optionally be flush mounted within the container. Optionally, the container may comprise a bottle cavity configured to be complementary in shape to the typical shape of small or travel sized bottles of contact lens solutions, allowing a complementarily shaped bottle to be secured within the container.

Abstract: A lighting device attachment for a mobile device may include a housing that defines a cavity or an external coupling member configured to receive the mobile device, a light source within the housing, and an optical element adapted to project light from the light source to illuminate an external scene. The attachment may include multiple light sources and multiple associated optical elements to generate a combined beam for illuminating the external scene which may include the field of view of a camera of the mobile device. The camera and the light sources may be cooperated to capture still or video images. The attachment may include a battery that provides power to the light sources and/or the mobile device and may charge a battery of the mobile device. The light sources may be operated by a control device of the attachment and/or by the mobile device. Related methods are provided.

Abstract: A device for regulating a burner system with at least one burner and at least one ionization electrode that lies in a flame of the at least one burner when the burner system is operating. The regulation device is configured to (a) set an air volume flow rate of the burner system, (b) record an ionization current based on the ionization electrode(s), (c) store, in memory, pairs of air volume flow rate of the burner system and ionization current, (d) form a difference between the reciprocal value of a first ionization current for a first air volume flow rate and a reciprocal value of a second ionization current recorded prior to the first ionization current and associated with the first air volume flow rate and (e) calculate the value of a displaced ionization current as the sum of this difference and of the reciprocal value of a further ionization current.

Abstract: A cooking device is provided. The cooking device includes a frame that forms a cooking chamber; a burner provided inside the frame and having a plurality of gas outlet holes; an ignition unit provided inside the frame to ignite a mixed gas discharged from at least one of the plurality of gas outlet holes; and a fixing device to affix a position of the ignition unit with respect to the burner.

Abstract: Provided is a cooking device. The cooking device includes a frame to form a cooking chamber; a burner to heat the cooking chamber; a gas valve to control a flow of a gas which will be supplied to the burner; an ignition unit to ignite a mixed gas of the gas and air which is supplied to the burner; a fan to enable the air heated by the burner to flow; a fan motor to rotate the fan; and a control unit to control the fan motor, wherein, when the fan motor is normally operated, the control unit turns on the gas valve and operates the ignition unit.

Abstract: The energy output of a power plant combustion chamber that combusts fuel comprising biomass as all or part of the fuel can be increased by feeding oxygen into the combustion chamber so that said fuel is in contact with gaseous oxidant whose oxygen content exceeds that of air by up to 5 vol. % above that of air.

Abstract: A combustion supporting device is provided to use with a combustion furnace. The combustion supporting device includes a cone body, a tubular member, a cone-shaped member, a base plate and a supporting portion. An upper end of the tubular member is connected to the cone body. The tubular member defines a plurality of gas holes around an upper portion thereof. The cone-shaped member defines an insertion opening thereon. The diameter of the insertion opening corresponds to the outer diameter of the tubular member. A lower portion of the tubular member is passing through the insertion opening and received in the cone-shaped member. The base plate defines a hole corresponding to the tubular member. The base plate is connected to a bottom of the cone-shaped member. The hole communicates with a lower opening of the tubular member. The supporting portion is connected to the base plate.

Abstract: Disclosed herein is a control system for NOx reduction in a power plant, the control system comprising a model predictive controller; a proportional integral differential controller and/or an adaptive controller; where the proportional integral differential controller and/or an adaptive controller are subordinated to and in operative communication with the model predictive controller; where the proportional integral differential controller and/or an adaptive controller comprise a feedback loop; a NOx reduction system comprising a NOx reducing agent supply tank and a water supply tank; and a furnace for combusting a fuel; where the furnace lies downstream of the NOx reduction system and where the furnace is provided with a plurality of nozzles that are in fluid communication with the NOx reduction system; where the control system is in electrical communication with the NOx reduction system.

Abstract: A novel inline pilot assembly and method of flame detection for use with combustion applications for oil or gas processing is provided wherein the pilot assembly includes a pilot novel assembly with a unique placement of fuel and induction holes to improve flame stability, promote flame anchoring near the diffuser, and discourage the pilot flame front from migrating forward away from the diffuser.

Abstract: Aspects of the disclosure are directed to a liner associated with a combustor of an aircraft engine, comprising: a thermal barrier coating, and a base metal, wherein the thermal barrier coating comprises a contoured surface on a flowpath side proximate to an exit of a hole formed by the thermal barrier coating and the base metal.

Abstract: A method of manufacturing a hot gas wall for a gas turbine is described. The method is carried out on a hot gas wall having a wall part with a front side and a back side, the wall part being for exposure to a hot fluid on the front side, and the hot gas wall also having a turbulator structure. In an exemplary embodiment, a turbulator structure is attached to the wall by placing a braze foil on the back side of the wall part, placing a turbulator structure on the braze foil, and brazing to attach the turbulator structure to the wall part. In another embodiment, the turbulator structure is attached by passing a current through the turbulator structure part and the wall part to resistance weld the turbulator structure part to the wall part.

Abstract: An insert for combustion air holes in a liner wall of a combustion chamber is disclosed. The insert includes a body, a flange extending from the body, and a restarter jet. The restarter jet includes a restarter inlet and a slot. The restarter inlet is located in a radially outer surface of the flange. The slot extends across the flange and up a portion of the body to a restarter outlet location proximal an end surface of the body. The slot is configured to direct air entering the restarter inlet out of the slot at the restarter outlet location along a surface of the liner wall inside the combustion chamber.

Abstract: An air swirler, a fuel and air admission assembly, and a staged combustor are disclosed. The staged combustor may be equipped with the fuel and air admission assemblies incorporating the air swirlers for use in gas turbine engines, such as for example gas turbine engines powering aircraft having supersonic cruise capability.

Abstract: A fuel nozzle for a combustor of a gas turbine engine includes an outer air swirler along an axis, said outer air swirler defines an outer annular air passage between an outer wall and an inner wall, the outer wall defines a convergent-divergent nozzle. An inner air swirler along the axis to define an annular liquid passage therebetween, the annular liquid passage terminates upstream of the convergent-divergent nozzle and an annular fuel gas passage around the axis between the outer air swirler and the inner air swirler.

Abstract: A fuel nozzle for a combustor of a gas turbine engine includes an outer air swirler along an axis, the outer air swirler defines an outer annular air passage. An inner air swirler along the axis defines an annular fuel gas passage around the axis between the outer air swirler and the inner air swirler, the annular fuel gas passage terminates with a multiple of skewed slots.

Abstract: A combustor is provided. The combustor may include an axial fuel injection system, and a radial fuel injection system aft of the axial fuel injection system. The axial fuel injection system includes a mixer having a bluff body at an exit port of the mixer, and a fuel injector disposed within the mixer. A fuel and air mixer is also provided and comprises an outer housing with an exit port and a bluff body. The bluff body extends across the exit port of the outer housing. A fuel injection system is also provided. The systems comprise a mixer having a bluff body at an exit port of the mixer and a fuel injector disposed within the mixer.

Abstract: The liquid fuel-using gas turbine combustor prevents the generation of combustion oscillation. The gas turbine combustor is provided with a pilot burner disposed on the central position of the combustion casing, main burners disposed so as to surround the pilot burner. The main burners are configured such that a main nozzle is installed in the central portion of a cylindrical premixing nozzle, with a liquid fuel being injected from fuel injection holes (provided at the periphery of the main nozzle) toward the inner surface of an elongated nozzle connected to the downstream side of the premixing nozzle, and with the injection pattern of the fuel being set so as to differ among the multiple main burners. For example, different injection patterns can be provided by setting different liquid fuel injection angles (?1, ?2) for the fuel injection holes on the multiple main burners.

Abstract: An assembly is provided for a turbine engine. The assembly includes a fuel injector and a fuel vaporizer. A nozzle of the fuel injector is adapted to direct fuel to impinge against the fuel vaporizer. The fuel vaporizer is adapted to substantially vaporize the impinging fuel.

Abstract: This invention relates to an insulated firebrick oven adapted for using wood, charcoal, gas or other biomass materials for cooking bread, cookies, roasted meat, pizzas and the like that includes a moveable stand having an anchoring member; and a combustion chamber assembly removably held on top of said anchoring member and having an insulated firebrick food compartment provided with a chimney and an inside heat balancer, and further having a slidably mounted pull-out firebox provided with a pull-out ash tray. Unlike conventional ovens, subject invention has a firebrick wall that could facilitate fast cooking in addition for its perforated firebrick as its fuel. It has further an adjustable air vent that could regulate the needed temperature.

Abstract: A combustion furnace includes an inner shell, an outer shell, a gas inlet piping and a flame inhibiting cover. The inner shell defines a receiving cavity therein. The inner shell defines a plurality of first gas holes around the periphery of a top portion thereof. The inner shell defines a gas inlet hole at a bottom thereof. The outer shell encloses the inner shell such that a gas flowing space is defined between the inner shell and the outer shell. The gas inlet piping has an opening formed at one end thereof, and the gas inlet piping communicates with the gas flowing space. The flame inhibiting cover is atop the outer shell and the inner shell, and a lower flange of the flame inhibiting cover is below the first gas holes.

Abstract: A gas burner assembly includes a burner body that defines a plurality of flame ports. A temperature probe extends from the burner body such that a distal end of the temperature probe is positioned above the burner body along the vertical direction. A jacket is positioned over the distal end of the temperature probe. A bottom flange of the jacket is positioned adjacent a bottom portion of the burner body.

Abstract: An electro-mechanical energy regulator for controlling an application of power supplied to a heating element of a cooking appliance that provides simmer operation is provided. The temperature and/or mode of operation is made via a user interface knob that is coupled to a switching control cam. This cam has an outer profile configured to drive a switching element via a power switch cam follower to close two power line contacts to power a heater. The heater drives a bimetal element whose deflection forces a temperature control switching element to close to enable power to flow to the heating element. The regulator also includes a cooking mode selector operable to open and close a pair of electrical contacts coupled in series with the heating element, and a diode coupled in parallel with the pair of electrical contacts.

Abstract: An oven appliance includes a cabinet that defines a chamber. A pair of doors is rotatably mounted to provide selective access to the chamber of the cabinet. The pair of doors is connected with a linkage assembly such that the doors rotate open and closed simultaneously. The linkage assembly includes a spur gear that engages another gear of the linkage assembly. The spur gear can hinder unwanted rotation of the pair of doors or compress the pair of doors against a seal.

Abstract: The present invention relates to a door for a domestic appliance, in particular a cooking oven. Said door comprises a door frame (14) formed as a closed rectangular frame, at least one outer glass panel (10) attached or attachable at an outer side of the door frame (14), at least one inner glass panel (16) attached or attachable at an inner side of the door frame (14), at least one outer sealing element (38) arranged or arrangeable between the inner side of the outer glass panel (10) and the outer side of the door frame (14), and at least one inner sealing element (40) arranged or arrangeable between the outer side of the inner glass panel (16) and the inner side of the door frame (14). The large area side of the outer glass panel (10) is bigger than the large area side of the door frame (14). Further, the large area side of the outer glass panel (10) is bigger than the large area side of the inner glass panel (16).

Abstract: Cooking tools comprising a soapstone slab having an upper side comprising a cooking surface, and a lower side for facing a heat source, are provided. Cooking tools such as soapstone grills having an upper cooking surface which is a substantially flat, polished, and non-stick are described, as well as uses thereof. Soapstone compositions and characteristics suitable for use in cooking tools are also described.

Abstract: A downdraft ventilation system includes a vertically movable chimney with two ventilation inlets and a baffle arranged within the chimney between the inlets. The combination of upper and lower ventilation inlets and internal baffle can function to increase the amount of cooking emission captured and exhausted by the downdraft system.

Abstract: An oven appliance with one or more features for controlling airflow within a cooking chamber of the oven appliance is provided. Further, a method for operating an oven appliance to control airflow within a cooking chamber of the oven appliance is provided. In particular, the oven includes features for and the method includes steps for dynamic control of the speed of a convection fan over an oven cycle to maintain proper airflow within the cooking chamber for cooking performance of the cooking chamber.

Abstract: A cooking appliance is provided that may include a cabinet that defines an external appearance of the cooking appliance, a top plate provided at a top of the cabinet, the top plate being provided with a first cooking device that performs cooking using a heat source, and a second cooking device provided in the cabinet that performs cooking using a heat source. The cooking appliance may further include a control panel provided at a front of the cabinet, the control panel being provided therein with at least one air introduction hole, a controller provided at a rear of the control panel that controls the first cooking device and the second cooking device, and a heat dissipation fan provided between the control panel and a rear wall of the cabinet. A direction in which external air is introduced into the cooking appliance through the at least one air introduction hole and a direction in which the external air is discharged from the cooking appliance may be different from each other.

Abstract: The present invention relates to a method for determining whether hot water is used during heating of an air handler system which uses a water heater as a heat source and supplies hot air through a duct for heating, the method includes: (a) detecting a flow rate change of tap water supplied to the water heater; (b) detecting a temperature change of the tap water supplied to the water heater; and (c) determining that hot water is used during heating when the flow rate change of the tap water in step (a) and the temperature change of the tap water in step (b) are detected at the same time. The present invention is capable of detecting whether the hot water is used during the heating while using a conventional air handler system as it is, which uses a water heater as a heat source without additional flow rate sensor, etc.

Abstract: In a heat source control device, a heat source system, and a heat source control method, heat source groups, a plurality of group control units, and a number-of-units control unit are included. The group control units include a first operating-range output unit and a second operating-range output unit. When a requested load exceeds a first proper operating range, the number-of-units control unit increases the number of activated heat source groups and controls the group control units so that the number of activated heat source units is a predetermined number.

Abstract: A furnace controller for a modulating furnace that helps provide a balance between energy efficiency and occupant comfort across various burner firing rates and/or across various circulating blower speeds. In some cases, the furnace controller can be configured to permit a user to customize operation of the furnace in accordance with their particular needs and/or desires with respect to efficiency and comfort. A selection may be made between an energy efficiency setting and a user comfort setting. Then, a plenum parameter such as a discharge air temperature (DAT) or discharge air flow (DAF) may be regulated in accordance with the selected setting.

Abstract: A heating and cooling unit (as well as individual components of the heating and cooling unit) is disclosed herein. Methods of installing and using the heating and cooling unit are also disclosed. The heating and cooling unit may include, among other things, a base member, a tube chase, a convertible drain, a system for mounting a burner box in a sideways orientation to a vestibule panel, a system for removably attaching a control panel to a collector box, a compressor supply plug, or a combination thereof.

Abstract: In various implementations, an air conditioning system may automatically adjust an amount of refrigerant using an accumulator. The air conditioning system may operate in at least two operation modes including a cooling operation and a reheat operation. The amount of refrigerant allowed to flow to a condenser of the system may be based at least partially on the operating mode of the air conditioning system.

Abstract: A dust containment manifold includes an angled, broadened head with one or more openings through which suction is applied to bullets as they fall from a deceleration chamber or bullet trap. The dust containment manifold may be disposed generally beneath the bullet trap and angled so as to reduce the chance that small fragments will enter the bullet trap ventilation system and become lodged in the ventilation filters.

Abstract: A home environment system includes a programmable thermostat and at least one server configured to communicate with the programmable thermostat via a wireless network. The at least one server is configured to receive information regarding work performed on at least one component of an HVAC system, generate a first report regarding the work performed, receive information regarding subsequent work performed on the at least one component of the HVAC system, generate a second report regarding the subsequent work performed, and perform a comparison between the first report and the second report. The at least one server is further configured to generate a comparison report that indicates differences between the first report and the second report and forward the generated comparison report to at least one of the programmable thermostat and at least one communication device.

Abstract: In one embodiment, an HVAC system includes a first control unit communicatively coupled to a first plurality of HVAC units and a second control unit communicatively coupled to a second plurality of HVAC units. The first control unit may connect to the second control unit using a Wi-Fi direct protocol to create an HVAC control network. The first control unit and second control unit may each detect and connect to a Wi-Fi network comprising a wireless access point. The first and second control units may then communicate concurrently over both the HVAC control network and the Wi-Fi network. The first control unit may detect a user device over the Wi-Fi network, receive a first command from the user device over the Wi-Fi network, and communicate the first command to the second control unit over the Wi-Fi network.

Abstract: In some embodiments a system for troubleshooting an HVAC system includes, a control unit communicatively coupled to a first plurality of HVAC units and a first interactive display. The control unit may connect to a Wi-Fi network and the Wi-Fi network may be generated by a wireless access point connected to the Internet. The control unit may detect and connect to a control server over the Internet using the wireless access point. The control unit may also detect a local user device over the Wi-Fi network, wherein the local user device may the plurality HVAC units by communicating with the control unit over the Wi-Fi network. The system may also include a mobile troubleshooting device that may communicate with the control unit using a Wi-Fi direct protocol without accessing the Wi-Fi network. The system may also include a remote troubleshooting device that may communicate with the control unit over a control connection established between the control server and the control unit.

Abstract: In one embodiment, a system for replicating settings in an HVAC network includes a first control unit including a first internal clock, the first control unit communicatively coupled to a first plurality of HVAC units and a first interactive display. The system may also include a second control unit comprising a second internal clock, the second control unit communicatively coupled to a second plurality of HVAC units and a second interactive display. The system may include a communications network, wherein the first control unit detects the second control unit over the communications network and the first internal clock and the second internal clock have the same time.