Abstract: A lighting device for vehicles having a light source unit containing a number of light sources, having an optical unit that is arranged in front of the light source unit in the primary direction of emission for generating a predetermined light distribution, wherein the optical unit has a micro-optical array with a multiplicity of micro-optical elements arranged in a matrix, wherein a first subarray of the micro-optical array is designed without optics to form a first partial light distribution with a light/dark boundary and with a luminance maximum in a region close to the light/dark boundary, in that at least a second subarray of the micro-optical array has such micro-optical elements. A second partial light distribution is formed below the first partial light distribution in the vertical direction. The light distribution is formed by superimposing the first partial light distribution and the additional partial light distribution.

Abstract: Lamp unit includes a housing having a front opening portion and a rear opening portion, and a lamp main body disposed in the housing. The lamp main body includes a lamp case extending in a longitudinal direction of the vehicle in a position closer to a widthwise outer side of the front opening portion and spaced away from a widthwise outer edge of the front opening portion toward a widthwise inner side, and inner side and first outer side heat dissipation fins and protruding from the lamp case to the inner side and outer side in the vehicle width direction. The outer side heat dissipation fin protrudes greater than the inner side heat dissipation fin.

Abstract: The disclosure relates to an interchangeable lampshade system. A lampshade system includes an outer shade having a first frame disposed about a first perimeter of the outer shade and a second frame disposed about a second perimeter of the outer shade. The outer shade further comprises a structural side comprising a first side attached to the first frame and a second side attached to the second frame. The lampshade system includes an inner shade configured to be disposed about an interior surface of the structural side of the outer shade. The lampshade system includes a socket component configured to attach the outer shade to a lamp socket, wherein the socket component is attached to one or more of the first frame of the outer shade or the second frame of the outer shade.

Abstract: A theatre light projector including a housing, a plurality of light sources, a first aperture device and a lens system. The lens system may include a first lens sector and a second lens sector, each of which may have a positive spherical optical power. The first lens sector may have a first radii, and the second lens sector may have a second radii, wherein the first radii and the second radii are substantially parallel to each other. The first aperture device may be comprised of a first aperture comprised of a color filter and/or a pattern. The plurality of light sources may be comprised of a first light source and a second light source and each may be comprised of a white solid state light source, which may be a light emitting diode. The white solid state light source may be a laser diode.

Abstract: A light-emitting device includes a base member, a plurality of light sources on or above an upper surface of the base member, and a reflector that comprises a plurality of surrounding portions. Each of the plurality of surrounding portions surrounds a respective one of the plurality of light sources in a plan view. Each of the plurality of surrounding portions has inclined lateral surfaces widened upward. Intervals between adjacent ones of the plurality of light sources are constant in the plan view. Upper peripheries of the inclined lateral surfaces of each of the plurality of surrounding portions define an opening having a substantially rectangular shape. The plurality of surrounding portions include a plurality of first surrounding portions and a plurality of second surrounding portions surrounding the plurality of first surrounding portions.

Abstract: The invention relates to a projector (1) for light signalling, comprising—a conical mirror (16) having a truncated-cone shape (6), a plurality of laser diodes (5) emitting a light intensity towards the conical mirror (16), the inclination of the laser diodes (5) with respect to the conical surface (9) is such that the light projector (1) reflects the light intensity of the plurality of diodes (5) perpendicular to the axis (Z) of the cone, such that the conical mirror (16) reflects all of the light intensity of the plurality of laser diodes (5).

Abstract: An illumination system includes: a first luminaire that emits first illumination light having a color simulating a sky; a second luminaire that is disposed in a same space as the first luminaire, the second luminaire projecting, on an object, second illumination light simulating sunlight to create a sunny portion on the object; and a controller that causes the first luminaire to emit the first illumination light according to an environment reproduction condition.

Abstract: An LED lamp bead structure having a quasi-solar spectrum, comprising a first polar electrode (10), a plurality of LED chips (20), a plurality of resistors (30) and a circuit board (40); the first polar electrode (10) is in cooperation with the circuit board (40) to package the plurality of LED chips (20) and the plurality of resistors (30); the structure of the first polar electrode (10) is a three-dimensional structure comprising a plurality of planes, which freely simulates the solar spectrum and may take the most advantage of the energy-saving feature of LED semiconductors.

Abstract: A light source system or apparatus configured with an infrared illumination source includes a gallium and nitrogen containing laser diode based white light source. The light source system includes a first pathway configured to direct directional electromagnetic radiation from the gallium and nitrogen containing laser diode to a first wavelength converter and to output a white light emission. In some embodiments infrared emitting laser diodes are included to generate the infrared illumination. In some embodiments infrared emitting wavelength converter members are included to generate the infrared illumination. In some embodiments a second wavelength converter is optically excited by a UV or blue emitting gallium and nitrogen containing laser diode, a laser diode operating in the long wavelength visible spectrum such as a green laser diode or a red laser diode, by a near infrared emitting laser diode, by the white light emission produced by the first wavelength converter, or by some combination thereof.

Abstract: An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.

Abstract: The invention relates to an angle-adjustable lamp, comprising a lamp body, a threading cylinder located at an end of the lamp body and extending axially along the lamp body, and an angle adjusting mechanism, the angle adjusting mechanism comprises a mounting base rotatable mounted on the threading cylinder relative to the lamp body, an elastic piece which can rotate synchronously with the mounting base relative to the lamp body, and an outer end cover which is arranged on the threading cylinder and fixedly connected with the lamp body. Compared with the existing technology, the device provided in the present invention has the advantages of simple assembly structure, short time consumption and production cost-saving.

Abstract: The invention relates to a moving head light fixture including a base, a yoke connected to the base and configured to be rotated relative to the base around a pan axis, a head connected to the yoke and configured to be rotated relative to the yoke around a tilt axis, and a control unit. The control unit is configured to operate the moving head light fixture in a calibration mode to determine a maximum needed rotation around the tilt and pan axis in order to illuminate a target area, and to operate in an operating mode in which the moving head light fixture illuminates the target area only within the maximum needed rotation.

Abstract: The present invention provides a sculpture bound within the volume of a polyhedron that when, rotated about an axis of rotation and positioned in the path of a directed light source, cast shadows of a predetermined and desired form onto a surface.

Abstract: The invention relates to a switch cabinet light for illuminating the interior of a switch cabinet, comprising a light-emitting circuit board that has at least a first and a second orientation relative to a translucent light cover of the switch cabinet light in order to vary the beam direction of the switch cabinet light, wherein a light-emitting side of the light-emitting circuit board faces toward a first wall section of the translucent light cover in a first orientation of the light-emitting circuit board and toward a second wall section of the translucent light cover in a second orientation of the light-emitting circuit board.

Abstract: An electronic product with a light emitting function is provided. The electronic product includes a supporting structure, a light emitting structure and a cavity. The light emitting structure is bonded on the supporting structure. The light emitting structure includes a film, a conductive circuit and a light emitting device. The conductive circuit is formed on the film. The conductive circuit is enclosed between the supporting structure and the film. The light emitting device is disposed on the conductive circuit. The cavity is formed between the supporting structure and the light emitting structure, and the light emitting device is received in the cavity.

Abstract: A luminaire includes a light transmission unit and a light source that are disposed in a housing assembly of the luminaire such that light emitted from the light source enters a lightguide panel of the light transmission unit through an edge of the lightguide panel and exits the lightguide panel through a surface of the lightguide panel that is substantially perpendicular to the edge. A length of the luminaire along its long side is greater than a width of the luminaire along its short side, while a height of the luminaire with or without any appropriate electronic component that is mounted thereto is less than the width of the luminaire as well as a width of an aperture of a recessed installation structure, such as a T-grid frame or a drywall frame, through which the luminaire is to be installed. The luminaire includes grid clips for recessed installation.

Abstract: A lighting system includes a linear luminaire having a length and a width, where the length is longer than the width. Further, the lighting system includes at least two rigid pendants that are configured to suspension mount the linear luminaire from a mounting surface. Each rigid pendant is coupled to the linear luminaire via a clevis such that a joint between the rigid pendants and the linear luminaire is a clevis swivel joint that allows the linear luminaire to swing along the length to meet a seismic requirement while preventing a tilting of the linear luminaire along the width.

Abstract: A solar powered security light is provided which includes a universal mounting bracket. The security light has a mounting recess which receives the mounting bracket and allows the luminaire to be variably installed in an eave, wall, and gutter or pole mount position. The solar charging station includes associated charging circuits to charge storage devices such that the security light does not need directly line voltage connection. Further the charging station may be placed remote from the luminaire housing and include required electronics thereby reducing the footprint of the luminaire housing and increasing the installation locations.

Abstract: A junction box-driver assembly includes a housing that is configured to route electrical wiring to a luminaire therethrough and house a driver module therein. The housing includes a back plate that defines a junction box cavity and a driver cavity that is disposed adjacent to and in fluid communication with the junction box cavity. Further, the housing includes a junction box cover that is coupled to the back plate and configured to cover the junction box cavity that is configured to route the electrical wiring therethrough and/or enclose wire connections therein. Furthermore, the housing includes a driver cavity cover that is removably coupled to the back plate to cover the driver cavity that is configured to house the driver module therein. The junction-box driver assembly further includes a mounting strut that is removably coupled to the housing and configured to releasably lock the junction box-driver assembly to a mounting frame.

Abstract: There is provided an illuminated guy rope system comprising: a light source assembly; a guy rope assembly operably fastened to the light source assembly wherein the guy rope assembly comprises at least one fibre-optic cable and wherein the light source assembly comprises a light source and an optic interface configured to shine light via the fibre-optic cable.

Abstract: A touch controllable light-emitting film is provided. It comprises a flexible, formable, foldable, stretchable and/or bendable light-emitting and/or light transmitting active layer. It also comprises at least two conductive or semi-conductive electrodes positioned on each side of the light-emitting active layer and/or light-blocking layer, wherein at least one electrode comprises HARMs (High Aspect Ratio Molecular structures), Monolayer Crystalline Surface (MCS) structures, transparent conductive oxides, conductive or semiconductive polymers and/or a metal mesh.

Abstract: A lamp holder for an LED string light includes a lamp housing, an LED lighting module, a plug, and a socket. An open end of the lamp housing is pre-sintered with an encapsulation layer. The LED lighting module is disposed in the lamp housing, and has a cathode pin and an anode pin extending out from the encapsulation layer. Because the LED lighting module is pre-encapsulated in the lamp housing, when installed, only the LED lighting module and the plug need to be assembled so as to complete the assembly of the lamp housing, the LED lighting module and the plug. This reduces the assembly steps for production.

Abstract: Illumination device which comprises multiple illumination modules, each provided with a corresponding group of light sources. A liquid cooling plant is connected to the light sources in order to dissipate heat generated by the latter. The cooling plant is provided with a heat exchanger comprising a manifold provided with a passage channel having an inlet branch and an outlet branch. The heat exchanger further comprises a transmission block, which carries the illumination modules mounted thereon and is provided with multiple cooling tracks, which are hydraulically connected, parallel to each other, to the inlet branch and to the outlet branch of the passage channel of the manifold. Each cooling track is arranged at a respective illumination module in order to transfer the heat generated by the light sources of such illumination module to a coolant fluid which traverses the cooling track.

Abstract: A luminaire includes a housing assembly, a spacer, and a globe optic. A collar may be included on the spacer such that the luminaire can accommodate different sizes of globe optics without requiring complete replacement of the luminaire. The spacer may include airflow apertures that promote air circulation within the luminaire when the luminaire is assembled. A wireless node may be included with the luminaire. In some examples, the wireless node may be positioned on at least one of the housing assembly, the spacer, or the globe optic.

Abstract: An underwater light having a sealed polymer housing includes a rear housing component formed at least in part from a thermally conductive and electrically insulative material, an electronic assembly having at least one light-emitting element mounted thereto, the electronic assembly in thermal communication with the rear housing component, and a lens mounted to the rear housing component and forming a watertight seal therebetween, the lens and the rear housing component enclosing the electronic assembly. At least a portion of the rear housing component conducts heat away from the electronic assembly to cool the electronic assembly.

Abstract: A light fixture and directional assistive listening device includes a portable lamp fixture, a parabolic sound membrane, and a light and acoustic transducer assembly. The portable lamp fixture includes a stand, a light socket, and a primary power cord. The primary power cord is electrically connected to the light socket through the stand. The parabolic sound membrane is concentrically attached to the light socket. The light and acoustic transducer assembly is electrically connected to the light socket and concentrically positioned within the parabolic sound membrane. When the light and acoustic transducer assembly is communicably coupled with an external audio device, the light and acoustic transducer is able to output greater clarity of speech and directionality of sound due to the configuration and positioning of the light and acoustic transducer assembly and the parabolic sound membrane.

Abstract: The group of inventions refers to heat exchange machinery. The device includes a tank with an outlet fitting and a steam source, a deaerator column with a cover and water inlet and vapor blowdown fittings located on the same, containing lower and upper deaeration sections. Each section includes pressure and distribution trays forming a jet chamber in the space between them, and random element packing. Deaeration sections are separated by a hydraulic seal formed by the edge of the upper section pressure tray and the projection connected to the deaerator column cover. The water inlet and vapor blowdown fittings are located inside the hydraulic seal projection with openings in it. The lower edges of the openings are located higher than the upper edge of the hydraulic seal by a value exceeding the sum of overflow height of the coolant over the edge and hydraulic resistance of the hydraulic seal channel.

Abstract: An afterburner system and method for reducing the CO2 and other pollutants produced by the combustion of a fuel in a combustion chamber while maintaining or increasing the efficiency of said combustion includes feeding a catalyst, preferably lithium and/or boron to the afterburner, or a preconditioning afterburner, along with the exhaust from the combustion chamber. The presence of the catalyst in the after burner results in further reduction of pollutants generated by the combustion in the combustion chamber.

Abstract: A method of operating a burner assembly is provided. The method generally includes transporting combustible fuel and atomization air through concentric fluid lines of the burner assembly; mixing the combustible fuel and the atomization air to atomize the combustible fuel; adjusting a flow of the combustible fuel and the atomization air to obtain atomized fuel with an air-to-fuel atomization ratio of less than 0.6; outputting the atomized fuel from a nozzle of the burner assembly; and igniting the atomized fuel to produce a flame. A burner assembly operable by the method, and a corresponding nozzle are also provided.

Abstract: A burner has: a combustion plate part for ejecting air-fuel mixture; and a flame rod which lies opposite to a portion of the combustion plate part which has a picture-frame-like burner frame; a metal-fiber knit which covers an opening enclosed by the burner frame; and a distribution plate which has formed therein distribution holes and which sandwiches the metal-fiber knit between the burner frame and the distribution plate through the distribution holes and the metal-fiber knit. The flame rod has: a rod base part which lies opposite to a portion of opening peripheral part of the burner frame which is positioned on the same surface level as the opening; and a rod main body part which lies opposite to a portion of the metal-fiber knit. The distance between the rod base part and the opening peripheral part is made smaller than the distance between the rod main body part and the metal-fiber knit.

Abstract: The present disclosure discloses a garbage incineration device for garbage disposal, relating to the technical field of garbage disposal, in particular to a stirring device, a conveying device and a combustion device. The bottom portion of one side of the stirring device is fixedly mounted with a conveying device, and one of the tops of the conveying device The side is fixedly equipped with a combustion device, the stirring device comprises a mixer, and a storage box is fixedly installed in a middle portion of the top portion of the mixer, and a drainage pipe is fixedly mounted on one side of the bottom portion of the storage box, and a funnel is fixedly mounted on one side of the bottom portion of the mixer. The garbage incineration device for garbage disposal can make the garbage burn more fully when incinerated.

Abstract: A process for capturing undesirable combustion products produced in a high temperature combustion system in which a carbonaceous fuel is utilized. Very finely sized particles of alkaline earth carbonates or hydroxides, with or without added ground ash, are provided in slurry form, are dried and milled to provide unagglomerated, sub-micron-sized particles that are injected along with pulverized coal and an oxidizing agent into the high temperature combustion zone of a furnace. The particles capture and neutralize the gases that result in condensable acids, including SOx, NOx, HCL, and HF, as well as capturing toxic metals that are present in the combustion products, they mitigate ash fouling and slagging, and they facilitate economic heat exchange that permits fuel savings and recovery of water for use in other processes.

Abstract: A variable orifice for a pulverized coal pipe of a pulverizer includes a pipe body connected to and installed on a pipeline of the pulverized coal pipe for supplying a pulverized coal from the pulverizer to a boiler and including a diameter expansion portion having a diameter expanded more than a diameter of the pulverized coal pipe; an opening and closing portion installed inside the diameter expansion portion of the pipe body; a rotation actuating portion configured to rotate the inner opening and closing plate and the outer opening and closing plate in mutually different directions; and an opening and closing plate protection member coupled to an inner circumferential surface of each of the inner opening and closing plate and the outer opening and closing plate.

Abstract: A gas appliance includes a burner, a gas valve, an ignitor, a thermocouple, and a control device, wherein the control device is adapted to execute a control method comprising the following steps: controlling the ignitor to ignite and the gas valve to open; receiving a sensing voltage output from the thermocouple; stop the ignitor from igniting and controlling the gas valve to keep a gas pipe be in an open state when the sensing voltage increases to a first voltage; receiving the sensing voltage output from the thermocouple continuously, and controlling the gas valve to block the gas pipe when the sensing voltage decreases from higher than a second voltage to lower than the second voltage, wherein the second voltage is higher than the first voltage. Whereby, an ignition procedure could be speeded up and the gas could be blocked earlier as the flames are extinguished.

Abstract: A gas burner system has a gas burner with a conduit through which an air-gas mixture is conducted; a variable-speed forced-air device that forces air through the conduit; a control valve that controls a supply of gas for mixture with the air to thereby form the air-gas mixture; and an electrode configured to ignite the air-gas mixture so as to produce a flame. The electrode is further configured to measure a flame ionization current associated with the flame. A controller is configured to actively control the variable-speed forced-air device based on the flame ionization current measured by the electrode so as to automatically avoid a flame harmonic mode of the gas burner. Corresponding methods are provided.

Abstract: A heat shield panel for use in a gas turbine engine combustor is disclosed. The heat shield panel includes a hot side, a cold side and at least one attachment mechanism having a stud and a central axis extending through the stud and a plurality of standoff pins positioned circumferentially around the stud, the standoff pins having a radial extent, a circumferential extent that is greater than the radial extent, a radially outer surface having a radially convex shape and a radially inner surface having a radially concave shape.

Abstract: The invention concerns a damper arrangement for reducing combustion-chamber pulsation arising inside a gas turbine, wherein the gas turbine includes at least one compressor, a primary combustor which is connected downstream to the compressor, and the hot gases of the primary combustor are admitted at least to an intermediate turbine or directly or indirectly to a secondary combustor. The hot gases of the secondary combustor are admitted to a further turbine or directly or indirectly to an energy recovery, wherein at least one combustor is arranged in a can-architecture. At least one combustor liner includes air passages, wherein at least one of the air passages is formed as a damper neck. The damper neck being actively connected to a damper volume, and the damper volume is part of a connecting duct extending between a compressor air plenum and the combustor.

Abstract: A combustor for a gas turbine engine includes a support shell; a first liner panel mounted to the support shell via a multiple of studs, the first liner panel including a first rail that extends from a cold side of the first liner panel; and a second liner panel mounted to the support shell via a multiple of studs, the second liner panel including a second rail that extends from a cold side of the second liner panel adjacent to said first rail, the second rail includes a discontinuous rail end surface.

Abstract: To provide a gas turbine combustor that can suppress a generation amount of NOx and maintain a flame holding property, while suppressing burn damage around a pilot nozzle including the pilot nozzle. A gas turbine combustor includes a pilot nozzle that can inject fuel F and cooling air A for cooling a nozzle tip, a flow regulating valve that can adjust a flow rate of cooling air to be supplied to the pilot nozzle, a detection sensor that detects a combustion state of fuel, and a control device that controls the flow regulating valve based on a detection result of the detection sensor.

Abstract: A fuel injector includes a frame and a pair of fuel injection bodies coupled to the frame. The frame has interior sides that define an opening for passage of a first fluid. Inlet flow paths for the first fluid are defined at least between the interior sides of the frame and the respective fuel injection bodies. Each fuel injection body defines a fuel plenum and includes at least one fuel injection surface that defines a plurality of fuel injection holes in communication with the fuel plenum. An outlet member is located downstream of, and in fluid communication, with the inlet flow paths. The outlet member is configured to produce discrete outlet flow paths exiting the outlet member via struts, flow diverters, and/or separate outlet members.

Abstract: A mixer assembly for a gas turbine engine is provided, including a main mixer with fuel injection holes located between at least one radial swirler and at least one axial swirler, wherein the fuel injected into the main mixer is atomized and dispersed by the air flowing through the radial swirler and the axial swirler.

Abstract: Systems and methods for dual-fuel operation of a gas turbine combustor are provided. An exemplary gas turbine combustor may comprise one or more components, such as a cylindrical combustion liner, a flow sleeve, a main mixer, a radial inflow swirler, a combustor dome, and a fuel cartridge assembly, one or more of which may be configured to supply either a gaseous or a liquid fuel to the combustion liner, depending on whether gaseous fuel operation or liquid fuel operation of the combustor is desired.

Abstract: An illumination system for a cooking appliance is capable of illuminating generally downwardly onto the cooktop burners of the cooking appliance using multiple illumination schemes. One illumination scheme may be used to indicate which cooktop burner is controlled by a particular burner control that a user is interacting with prior to activation of the cooktop burner, e.g., to indicate to a user that a burner control that the user has touched or is otherwise proximate to controls a particular cooktop burner. Another illumination scheme may be used to indicate which cooktop burner is being adjusted when a user is adjusting a particular burner control, e.g., to indicate to a user that a burner control that the user is currently manipulating is changing the output of a particular cooktop burner.

Abstract: An infrared heating apparatus includes an infrared emitter with a coiled resistive wire embedded in a ceramic refractory material so that a first portion of the resistive wire is exposed and a second portion of the resistive wire is enclosed by the ceramic refractory material, such that the first portion forms an array of arcs that protrude above the ceramic refractory material.

Abstract: A hob (1) with one or more cooking locations (2), which, as viewed from above, exhibits one or more recesses (4) only in the area (25) around its geometric center (3), which are respectively connected with one or more devices (5) for removing cooking vapors through suction. These devices (5) for removing cooking vapors through suction downwardly remove the cooking vapors that arise above the cooking locations (2) by suction in a direction vertically below the hob (1), and such a hob (1), which in the assembly unit is designed with a device (36) for operating the hob (2) and downwardly removing cooking vapors by suction.

Abstract: Provided is a method for controlling the operation of a cooking appliance, such as an oven range. The cooking appliance includes a door with multiple spaced apart glass panels. The method uses an interlocking mechanism that interferes with the installation of at least one of the plurality of glass panels in the door if at least one of the glass panels is not installed properly. The method further uses a switch with a plunger can be installed in the door, which allows the appliance to operate only when a failsafe electrical circuit is closed corresponding to a selected position of the plunger when the door is closed. The plunger is prevented from retaining that selected position if at least one of the glass panels is improperly installed or if a top cap is not properly seated or installed above the glass panels.

Abstract: Provided is a hot water distribution system comprising a water heater, a water pump, a controller, a temperature sensor, a point-of-use, and a diverting valve capable of directing water from the water heater to either the point-of-use or back to the water heater.

Abstract: A residential and commercial hot water and steam boiler safety system and device that includes at least one hollow pipe, with one plugged or sealed end and a fitting on the other end for connecting the pipe in a substantially vertical mounting position, and at least one two float switch disposed in the pipe and electrically connected in series with a limit switch in the boiler, where the pipe is adopted for the flow and accumulation of water, so that float switch activates as the pipe fills with water and shuts off the boiler by turning off the gas valve, promoting safer boiler and steam boiler operation. Additional float switches positioned above or below in the hollow pipe may provide additional functions, such as a warning light and sound to the owner, or a notification via a telephone or cell phone system or through the home network or Wi-Fi system.

Abstract: An apparatus for use with a fan coil cabinet occluded by a releasably secured baffle having intake and discharge vents communicating with the cabinet and containing a coil which water passes and a fan which forces air past the coil for conditioning, wherein the fan has an outlet and a coil. The apparatus comprises a housing with the fan and coil mounted thereto, and a support mounted to the cabinet wherein the housing slides for movement between a retracted position, within the cabinet, and an extended position, protruding from the cabinet. The housing has a port with the fan coupled thereto for sealed communication between the port and the outlet. The coil and the housing define a cavity with which the port communicates. The housing defines an aperture and a door releasably secured in occluding relation to the aperture to provide access to the cavity for maintenance of the coil.

Abstract: Provided herein are a fan assembly having improved cooling and heating performance and an air conditioner having the same. The fan assembly provided in an air conditioner includes a plurality of rotating fans provided to be rotatable about the same rotating shaft and at least one fixed fan fixed between adjacent two rotating fans of the plurality of rotating fans.