Class / Patent application number | Description | Number of patent applications / Date published |
261030000 | Gas inlet | 44 |
20110156288 | ULTRASONIC AROMA HUMIDIFIER CAPABLE OF FACILITATING CLEANING - The present device concerns an ultrasonic aroma humidifier which facilitates cleaning. For this purpose, the present device comprises a main body, a vaporizer which is coupled with the bottom of the main body, and a base. The main body includes a water shortage indicating lamp, and a handle with a built-in air blowing port, wherein a water container and a water container mount are formed. The vaporizer includes: an ultrasonic oscillator which generates sprayed mist through an ultrasonic oscillation, a water level detecting sensor which detects the water level, a circuit board for controlling the ultrasonic oscillator when there is a lack of water and turning on and off the water shortage indicating lamp, and an electric connector which supplies electric power to the ultrasonic oscillator. The base houses an electric connection protrusion which is coupled with the electric connector, ultrasonic oscillation and control circuits which respectively drive and control the vaporizer, a blowing fan for taking in external air, a humidifying switch which regulates the degree of humidification, a blowing switch which regulates blowing intensity, and a power source cord. The top of the main body is coupled with a cover in which a humidifying outlet for discharging humidifying particles and a nozzle are included. In the inner side of the main body, an attachable/detachable filter net storing aroma and cosmetic materials and a stationary ring are included. According to the constitution as the above mentioned ultrasonic humidifier, since the main body has a function as a water tank and a humidifying body, and the air blowing port is handle-shaped, the internal structure is simple. Cleaning and water supply are easy and free because the main body is independently separated from the base wherein an electric circuit and a blowing fan are embedded, using an electric power transmitting method at a contact point. In addition, position change and installation are free and humidification and aroma and cosmetic material discharge are simultaneously enabled by letting a user freely add aroma and cosmetic materials because the filter net for aroma is formed inside the main body. | 06-30-2011 |
20110204529 | APPARATUS FOR AERATING AND DRAINING - An aeration and drainage system includes an aeration & drain pipe which contains slots on its upper surface, a stand which holds said aeration & drain pipe above a bottom surface, an air and liquid transfer element attached to the aeration & drain pipe and positioned over said slots. Additionally the air and liquid transfer element extends upward from the slots, and the air and liquid transfer element contains openings on its top to allow fluids to flow into the air and liquid transfer element and through the slots in the aeration & drain pipe. | 08-25-2011 |
20110291305 | HUMIDIFIER - Disclosed herein is a humidifier. The humidifier includes a rear casing, a front casing placed in front of the rear casing and having an opening formed on its front side, a fan housing having an air intake unit formed on its front side, wherein an air blower unit is formed on one side of a circumference part of the fan housing, a humidification filter placed in front of the air intake unit, and a water tank placed on a side of the humidification filter. The fan housing has a partition wall projected therefrom between the humidification filter and the water tank, and the partition wall partitions a front side of the fan housing into a space through which air passes and a space where the water tank is placed. | 12-01-2011 |
20120168971 | CLEANING IMPLEMENT WITH MIST GENERATING SYSTEM - A mist generating system for a cleaning implement is adapted to generate a finely atomized liquid mist for suppressing dust, allergens, and other airborne particulates. The mist generating system can be adapted to fit many cleaning implements such as vacuum cleaners, wet extraction cleaners, floor mops, and dusters to suppress airborne dust and particulates generated during operation and the cleaning process. | 07-05-2012 |
20120187586 | HUMIDIFIER, FILTER UNIT AND ROTATION DRIVE STRUCTURE - A disc-shaped filter unit including a filter main body having a water absorbability and a holder having a non water absorbability is disposed in a vertical orientation, with a part of a circumferential portion thereof immersed in water reserved in a water tank, and is rotated by a rotation drive mechanism in a circumferential direction. The filter unit has an absorptive region and a non-absorptive region arranged adjacent to each other in the circumferential direction. Therefore, in accordance with rotation of the filter unit in the circumferential direction, a state where the absorptive region is immersed and the filter main body of the filter unit absorbs water through a water-conduction hole and a state where the non-absorptive region is immersed and water absorption of the filter main body is prevented by a watertight section having a non water absorbability are continuously alternated. | 07-26-2012 |
20120273978 | Centrifugal Fan Device - An apparatus for delivering a compound includes a reservoir containing a compound to be delivered to the environment of use. The compound includes fragrances and insecticides. A compound permeable substrate includes a wick which extends from the substrate into the reservoir. A centrifugal fan is operatively associated with the compound permeable substrate to force air over the substrate when the fan is operational. A cover is disposed over the centrifugal fan in which the cover has at least one aperture on a top surface and provides for a side air passage from the centrifugal fan to the environment. | 11-01-2012 |
20120319310 | AERATION SHIP - An aeration ship including a ship body, a ship bottom, and an aerator. The aerator includes an air cylinder having an upper section and a lower section. The upper section of the air cylinder is fixed on the ship body, and the lower section of the air cylinder penetrates the ship bottom and extends downwards. | 12-20-2012 |
20130099398 | MICROBUBBLE-GENERATING APPARATUS - The micro bubble generator comprises a gas-liquid generating tank and an outer shell tank and the space there between is configured as a channel for the liquid. A plurality of liquid supply ports are provided in the channel and supply liquid through the channel into the gas-liquid generating tank from the liquid supply ports. Inside the gas-liquid generating tank, a swirling flow is generated by the supplied liquid and a negative pressure cavity is thereby generated near the axis of the cylinder axis. From the gas supply portion, gas is supplied from the outside by the action of the negative pressure cavity or by additionally forcing the gas supply. The supplied gas is formed into micro bubbles by the swirling liquid flow and is discharged from the gas-liquid outlet discharging port as a gas-liquid. | 04-25-2013 |
20130175711 | UV STERILIZATION CHAMBER FOR A HUMIDIFIER - A UV sterilization chamber is provided to a humidifier having a water reservoir, a humidifying element and a pathway for directing water provided by the water reservoir to the humidifying element of the humidifier. The pathway is provided in a humidifier base, over which a humidifier enclosure is removably placed. The UV sterilization chamber includes a serpentine portion of the pathway and a UV radiation source positioned for illuminating the portion of the pathway with UV light. Upwardly-directed projections in the base border a perimeter of the pathway; and a downwardly-directed projection of the UV radiation source extends between the upwardly-directed projections when the enclosure is mated with the base, thereby locating the UV radiation source over the portion of the pathway. A switch disables the UV radiation source when the enclosure is removed from the base. | 07-11-2013 |
20130214437 | WATER AERATION SYSTEM USING RENEWABLE ENERGY SOURCE - The water aeration system using a renewable energy source is a self-contained unit having a float and a perforated diffuser plate positioned below the float. An electrically powered air pump is installed atop the structure, and a device for collecting renewable energy also extends above the structure. The renewable energy collection device may be one or more solar panels or a wind generator or wind turbine. The pump draws ambient air in through an inlet and pumps the air down through a supply tube to escape from a nozzle below the diffuser plate. The air then bubbles up through the water, the bubbles being broken up by the small perforations of the diffuser plate to provide efficient aeration of the water. An electrical storage battery and auxiliary power receptacle may be provided to power the pump motor during periods when solar or wind power is not available. | 08-22-2013 |
20130292857 | GAS DIFFUSION APPARATUS FOR LIQUID AERATION AND CARBONATED LIQUIDS - A wine and spirit aerator includes a tube, a diffuser and an air pump attached to opposing ends of the tube. The aerator may include a stopper sized and shaped to be inserted into a lip of a wine or spirit bottle. The tube and diffuser can extend to the bottom of the bottle. The tube can have telescoping sections or be sized for single glass operation where the pump can be set on a structure between uses. The diffuser can be porous or sintered metal. The pump can be removed and replaced with a carbon dioxide injector to turn the aerator into a carbonated beverage preparation apparatus or a plant feeding apparatus. A method of marketing wine and spirits is also provided in which videos of same aerated by the disclosed aerators are posted to a website that offers both the aerators and the wine or spirit for purchase. | 11-07-2013 |
20140035172 | SELF-SUPPORTING WINE AERATORS AND PROTECTIVE COVERS THEREFORE - A liquid aerator includes (i) a porous diffuser; (ii) a stem connected to the porous diffuser; (iii) an insert connected to the stem; and (iv) a manual air pump connected sealingly to the insert, the manual air pump configured such that the aerator can be set onto a supporting structure with the stem and the porous diffuser extending upwardly from the manual air pump. | 02-06-2014 |
20140070431 | CARBON DIOXIDE SOURCE TABLET AND BEVERAGE CARBONATING SYSTEM INCLUDING THE SAME - A carbon dioxide source tablet is disclosed including a body comprising carbon dioxide source reactable with liquid to produce carbon dioxide gas. The body includes a top side opposite a bottom side, and one or more peripheral sides extending between the top side and the bottom side. The body also includes at least one channel. Each channel extends along one of the top side and the bottom side. Each channel extends in length from a first channel end to a second channel end. Each first and second channel end is located at one of the peripheral sides. Each channel, between its first and second channel ends, is spaced from the peripheral sides. Each channel provides a frangible line of weakness. At least a portion of each channel extends linearly from the channel's first channel end to the channel's second channel end. A beverage carbonating system is also disclosed. | 03-13-2014 |
20140097549 | Carbonation Device - A domestic carbonation appliance has a replaceable CO | 04-10-2014 |
20140124964 | System for Delivering Volatile Substances - The system for delivering volatile substances ( | 05-08-2014 |
20140145355 | HUMIDIFICATION DEVICE - Disclosed is a humidification device capable of satisfying both necessary and sufficient humidification abilities and energy conserving. A humidification filter unit is immersed into water and rotates to facilitate the absorption of water. When the time from stopping of the humidification operation to the restarting thereof is long and the amount of water absorption is insufficient, the humidification filter unit rotates continuously for a predetermined time when the humidification operation restarts, and then rotates intermittently. Meanwhile, when the time from stopping of the humidification operation to the restarting thereof is short and the amount water absorption is sufficient, the humidification filter unit rotates intermittently during the humidification operation. The rotating stop time of the humidification filter unit for each intermittent rotation is set depending on the air blowing quantity of a blower fan. | 05-29-2014 |
20140159257 | WET DUST SUPPRESSION FLOOR CLEANING SYSTEM - An arrangement for removing dust from the atmosphere during cleaning of a generally flat surface, such as floor, includes a reservoir for providing water to a nozzle. Also included is an air compressor and a compressed air tank. Compressed air is provided in a controlled manner at an elevated pressure to the nozzle to reduce the water to minute droplets which absorb/encapsulate the dust particles and deposit them on the floor surface under the influence of gravity. A manual or automatic pressure regulator coupled to the outlet of the compressed air tank allows for selecting the air velocity and the size of the water droplets to match the size of the dust particles to increase the extent of dust removal. This dust removal approach can be used with virtually any type of generally flat surface and the compressed air has a siphoning effect to increase the water droplets produced and the dust particles removed. | 06-12-2014 |
20140175682 | Devices and Methods for Improved Delivery of Volatile Liquids - An emanation system is described comprising and emanation device and a replaceable refill of liquid, wherein the refill comprises: a sealed reservoir of a liquid containing one or more active materials wherein the active material comprises at least ona of: a fragrance; an insecticide; a fungicide; a pesticide; a sanitising material; and/or a pharmaceutical; a porous wick having a length which extends from the interior of the reservoir to the exterior thereof; a reservoir seal having at least one aperture through which the porous wick extends; and a hollow liquid conduit housed within the wick having a length substantially identical to the wick; and wherein tha device comprises: an air pump; a fluid conduit In fluid communication with tha air pump such that, in use, air pumped by the pump will flow through the fluid conduit; a nozzle located at the end of the fluid conduit remote from tha air pump; a elector constriction provided in the fluid conduit adjacent or substantially adjacent the nozzle; a liquid conduit engaging member provided adjacent the ejector constriction and in fluid communication with the fluid conduit at one end thereof, and configured at the other end to, In use, engage the hollow liquid conduit in the refill. | 06-26-2014 |
20140210114 | FAN ASSEMBLY - A fan assembly includes a nozzle having a first casing section, a second casing section, an air inlet, an air outlet, and an interior passage for conveying air from the air inlet to the air outlet. The nozzle defines a bore through which air from outside the fan assembly is drawn by air emitted from the nozzle. The nozzle is detachably mounted on a body including a motor and impeller unit for generating an air flow through the interior passage, and a humidifier for humidifying the air flow before it enters the interior passage. The first casing section defines, at least in part, the interior passage, and is detachable from the second casing section to allow the interior passage to be accessed by a user for cleaning. | 07-31-2014 |
20150108669 | REFRIGERATOR APPLIANCE AND METHOD FOR USE WITH FRAGRANCE DISPENSER - Refrigerator appliances for use with fragrance dispensers, and methods for operating refrigerator appliances, are provided. A method includes providing a fragrance dispenser in a housing, the housing disposed in a dispenser recess defined in the refrigerator appliance. The method further includes flowing a gas from an outlet conduit into the fragrance dispenser. | 04-23-2015 |
20150130089 | VOLATILE MATERIAL DISPENSING SYSTEM AND METHOD OF USE - A dispensing system includes a refill having a reservoir for containing a volatile material. A permeable membrane is disposed over the reservoir and allows the volatile material to be released therethrough. The dispensing system also includes a housing adapted to retain the refill and a manual drive mechanism, which is in communication with the refill. Actuation of the manual drive mechanism causes the refill to rotate more than 180° about a longitudinal axis. | 05-14-2015 |
20150130090 | Jet Array Aeration Apparatus - A jet array aeration apparatus includes a pump, an inlet pipe, an air inlet duct and an outlet pipe installed sequentially. The air inlet duct is a multi-way duct containing an aeration structure which includes a jet ring and a ring-shaped air inlet space formed between the outer wall of the jet ring and the inner wall of the air inlet duct and interconnected to the outlet pipe. The jet ring has plural array via holes for dividing a circular water column flowing through the jet ring into gear-shaped water columns and forming an array vacuum negative-pressure area, so that a large amount of air may be sucked through the air inlet duct to form a large quantity of air bubbles, so as to achieve the aeration effect. | 05-14-2015 |
20150323204 | FLOATING TYPE HUMIDIFIER - Provided is a floating type humidifier, and more particularly, a floating type humidifier capable of humidifying an indoor area by using an external water source while floating on water due to use of a floating unit of a hollow type so that the floating type humidifier discharges water droplets or vapour in a floating state. The floating type humidifier includes a floating body having a hollow and a water inlet hole in a lower portion through which water is introduced from the outside so that the floating body floats in a water container; an ultrasound vibrator inserted in the water inlet hole of the floating body to change the water introduced from the water container into water particles or vapor; a guide coupled to an upper end portion of the water inlet hole of the floating body to guide the water particles or the vapor generated by the ultrasound vibrator to the outside, and formed like a pipe having a guide hole in a side surface; and a discharge unit provided on the floating body under the guide hole so as to guide the water particles or the vapor from the guide to the guide hole and to discharge the water particles or the vapor to the outside. | 11-12-2015 |
20150338113 | FAN ASSEMBLY - A fan assembly includes a nozzle and a body on which the nozzle is mounted. The nozzle has a first air inlet, a first air outlet, and a first interior passage for conveying air from the first air inlet to the first air outlet. The nozzle also includes a second air inlet, a plurality of second air outlets, and a second interior passage for conveying air from the second air inlet to the second air outlets. The body generates a first air flow through the first interior passage and a second air flow through the second interior passage. A first air passageway conveys the first air flow to the first air inlet and a second air passageway conveys the second air flow to the second air inlet. One of the temperature, humidity, composition and electrical charge of the second air flow is changed before it is emitted from the nozzle. | 11-26-2015 |
20150343400 | WINE BOTTLE AERATOR - An aerator includes an expansion chamber. The expansion chamber is defined as having a top portion and a bottom portion. The bottom portion is configured to engage an opening of an uncorked wine bottle. The top portion is disposed above the opening of the uncorked wine bottle. The expansion chamber is configured to be in fluid communication with an inside of the uncorked wine bottle. A gas conduit has a proximal end in fluid communication with a distal end. The gas conduit passes through the bottom portion of the expansion chamber and the distal end is disposed below the bottom portion of the expansion chamber. The proximal end is disposed above the bottom portion of the expansion chamber. A gas source is in fluid communication with the proximal end of the gas conduit. The expansion chamber is configured to temporarily contain an expansion of wine bubbles during an aeration process. | 12-03-2015 |
20160033150 | HUMIDIFYING APPARATUS - A humidifying apparatus includes a base, a water tank removably mounted on the base for supplying water to a chamber of the base, and a motor-driven impeller for generating an air flow over water stored in the chamber. An ultraviolet radiation emitting lamp irradiates water stored in the chamber. The air flow is humidified with water from the chamber, and conveyed by an outlet duct towards an air outlet for emission from the apparatus. A detachable section of the water tank is opaque to ultraviolet radiation and is positioned over the chamber when the water tank is mounted on the base. The detachable section of the water tank includes an air inlet of the outlet duct and a flange for occluding a peripheral portion of the chamber. | 02-04-2016 |
20160059175 | AIR WASHER - An air washer includes an outer case having an air suction port, a water tub disposed in the outer case to store water, a humidification unit disposed in the water tub, a display unit disposed so as to be spaced apart from the outer case to form an air discharge port, the display unit having a water supply port, through which water is supplied, an inner case located at an upper side of the water tub, the inner case having an air channel, connecting the air suction port with the air discharge port, and a water channel, along which the water injected through the water supply port is guided to the water tub, and a blower disposed in the inner case to blow air suctioned through the air suction port to the air discharge port. | 03-03-2016 |
20160146540 | Direct Forced Draft Fluid Cooling Tower - A cooling tower is provided with a housing containing a fan at the bottom of the tower, and a plurality of layers of water collection troughs or channels above the fan to capture water droplets sprayed downwardly from the top of the device through an evaporative cooling pad located above the collection troughs. The collection troughs extend from one side of the housing to the other in the form of a structural support for the housing and the equipment therein. The troughs have open ends which extend through the housing to discharge collected water to an adjacent vertical tank. | 05-26-2016 |
20160153673 | FAN ASSEMBLY | 06-02-2016 |
20160175757 | AIR WASHER | 06-23-2016 |
20160252088 | AIR SUPPLY DEVICE AND RELATED METHODS OF MANUFACTURE | 09-01-2016 |
261031000 | Churn type | 13 |
20100044891 | GAS-LIQUID MIXING DEVICE - This invention relates to a gas-liquid mixing device, forming a safety valve, designed capable of being incorporated into a gas-cleaning installation including a liquid tank ( | 02-25-2010 |
20100276819 | Microbubble gas-liquid mixing device - A microbubble gas-liquid mixing device is fitted and disposed in a sanitary fixture, wherein the sanitary fixture has at least one faucet and the water source treated by the microbubble gas-liquid mixing device is introduced into the faucet. The microbubble gas-liquid mixing device comprises a pump and a spiral tube, and air enters the pump and spiral tube through a first gas inlet valve disposed at the front end of the pump and is therein mixed with the water source in a gas-liquid phase to form a large amount of fine bubbles, thereby achieving the effect of increasing the oxygen content in water. | 11-04-2010 |
20110062605 | SPLASH SUPPRESSING DEVICE FOR WATER TANK - A splash suppressing device for a water tank is provided with a housing mounted inside a water tank, having a cavity therein, having an opening in a portion of the bottom side thereof which is submerged under water in the water tank, and having a closed upper side; a fixing member for fixing the housing to the inner wall of the water tank; an air stone mounted in the cavity of the housing; a connecting section provided to a part of the housing and connected to an air tube from an external air pump; and an air introducing path for interconnecting the connecting section and the air stone to allow flow of gas. The air introducing path can be easily replaced. | 03-17-2011 |
20130113123 | EVAPORATIVE HUMIDIFIER - An evaporative humidifier includes a humidifying element having water pockets drawing water up from a tub and then supplying the water to the upper portion of the humidifying element. The water pockets are formed between first and second covers. A first water pocket formation unit is provided on the first cover, a second water pocket formation unit is provided on the second cover, and the first and second water pocket formation units form the water pockets when the first and second covers are coupled. Therefore, the water pockets are formed through molds having a simple structure, as compared to the conventional water pocket, and thus manufacturing costs of the humidifying element assembly are reduced. Further, each water pocket includes plural sub water pockets formed at both sides of an inflow hole formed at the center of each water pocket, and thus carries a large amount of water. | 05-09-2013 |
20140084492 | FAN ASSEMBLY - A fan assembly includes a body housing an impeller and motor for driving to the impeller to generate an air flow. A nozzle is mounted on the body for emitting the air flow. The nozzle defines an opening through which air from outside the fan assembly is drawn by the air emitted from the nozzle. A nozzle retaining mechanism is provided for releasably retaining the nozzle on the body. The mechanism is moveable from a first configuration in which the nozzle is retained on the body to a second configuration in which the nozzle is released for removal from the body. The mechanism includes a depressible member for effecting movement of the mechanism from the first configuration to the second configuration. | 03-27-2014 |
20140103548 | FAN MODULE AND FAN MODULE ASSEMBLY FOR PERISHABLE TRANSPORTATION AND AS DISPLAY SHELVES - This invention is related to a portable and advanced intermodal for the transportation of “perishable products” and to a fan module and fan module pod assembly which may be used as a display stand disposable or reusable embodiment fabricated using virgin or recycled materials made of corrugated cardboard, natural or pressurized lumber, metal, FRP, or other reusable plastic to be used together with any ISO or GMA certified pallet. | 04-17-2014 |
20140183762 | DEVICE AND SYSTEM FOR DIFFUSION OF A FRAGRANCE - A compact fragrance diffuser | 07-03-2014 |
20140217623 | SCENT DELIVERY METHOD AND APPARATUS USING AN EXISTING AIR MOVING DEVICE - A scent-releasing mechanism that is usable with an existing air moving device. The scent-releasing mechanism includes a chamber configured to enclose a scent source such as a scent cartridge, scent pad or the like, an air inlet, and an air outlet to release scent into a stream of air moved by the air moving device, so that the scent is dispersed throughout the room. At least one of the air inlet or air outlet is an adjustable port. The adjustable port may be adjusted to control the amount of scent released through the air outlet. | 08-07-2014 |
20140246792 | POWER TRANSFER AND GENERATION USING PRESSURIZED FLUIDS - The invention captures harvestable mechanical energy, e.g., in the form of wind or moving water, and uses it for electrical generation or other work. In various embodiments a turbine is used to pressurize a fluid, and the pressurized fluid is then optionally stored and then used to drive an electric generator. Because the pressurized fluid can be stored in a pressurized state indefinitely, the invention provides a straightforward way to accumulate the mechanical energy until it is needed. Additionally, the invention allows portions of the system, e.g., a pressure vessel or generator, to be located away from the turbine, reducing the costs of deploying and maintaining the system. | 09-04-2014 |
261032000 | Rotary dasher | 4 |
20130175712 | SYSTEM FOR FORMING MINI MICROBUBBLES - A system for forming mini microbubbles has a housing with an upper end and a lower end, a motor positioned in the housing, a shaft connected to the motor, a plate affixed to the shaft and extending radially outwardly therefrom, and an air line connected to the housing so as to open in a space within the housing adjacent the lower end thereof between the plate and the motor. The plate is positioned inwardly of the lower end of the housing. The plate has a smooth lower surface. The motor is a submersible motor. | 07-11-2013 |
20140077398 | HUMIDIFYING APPARATUS - Humidifying apparatus includes a base housing an impeller and a motor for driving the impeller to generate a first air flow. A nozzle includes an interior passage for receiving the first air flow and an air outlet for emitting the first air flow. The nozzle defines an opening through which air from outside the apparatus is drawn by air emitted from the air outlet. The apparatus is configured to humidify a second air flow, which is emitted from a plurality of second air outlets. The second air flow is humidified with water supplied from a water tank mounted on the base. The water tank has an upwardly curved upper surface. The nozzle is mounted on the apparatus so that the upper surface of the water tank at least partially covers a lower section of an external surface of the nozzle. | 03-20-2014 |
20150084214 | FAN ASSEMBLY - Humidifying apparatus includes a body comprising a chamber into which water is supplied by a water tank. An air flow is generated over water stored in the chamber, and a humidifying system humidifies the air flow with water from the chamber. Water in the chamber is irradiated by an ultraviolet radiation emitting lamp. The lamp forms part of a cartridge removably locatable within the body so that the lamp is received within an ultraviolet radiation transparent tube of the chamber. The body includes a plurality of supports for supporting the cartridge therebetween. Each support has a curved track for guiding movement of the cartridge towards the tube, the tracks being shaped to orient the cartridge for insertion of the lamp into the tube as the cartridge moves along the tracks towards the tube. | 03-26-2015 |
20160106876 | AIR PURIFIER - An air purifier has a lower base, an upper cover, and a middle sector in between to accommodate a blast component, a light-emitting element, a control unit, and a power supply base. The middle sector has an air intake, a passage, and an air outlet hidden inside the upper cover. The upper space of the upper cover has a fluid communication with the exterior via the air intake and a lower annular gap between the lower base and the middle sector. The upper space of the upper cover is connected to the accommodating space of the lower base via the passage. The accommodating space of the lower base has a fluid communication with the exterior via the air outlet and the upper annular gap between the middle sector and the upper cover. | 04-21-2016 |