Abstract: The present invention provides a combustion device, which includes a fuel tank assembly and a candle wick. The fuel tank assembly includes a first tank, a second tank, a connection tube, and a switch. The capacity of the second tank is less than the capacity of the first tank. An end of the connection tube is connected to the first tank, and another end of the connection tube is connected to the second tank. The connection tube communicates with internal spaces of the first and second tanks. The switch is disposed between the first and second tanks so as to selectively open or close a channel interconnected between the first and second tanks. The candle wick is mounted in the second tank. Therefore, the combustion device is easy to use by the above structure.

Abstract: A combustion device with heat dissipating design includes a burner apparatus and a shield apparatus. The burner apparatus includes a fuel reservoir which has a top defining an opening. The shield apparatus defines a space and the burner apparatus is disposed within the space. The shield apparatus has a bottom and the opening is at a first height in a vertical direction from the bottom. The shield apparatus defines a first through hole extending therethrough and communicating the space and the outside of the shield apparatus and the first through hole is at a second height in the vertical direction from the bottom. The second height is less than the first height.

Abstract: A combustion device includes a fuel reservoir which includes a container and a tray disposed on the container and a wick inserted through a first hole of the tray and into a space of the container. Further, the combustion device includes a heat insulating and dissipating device which includes a heat insulating member and a heat dissipating member encircling the wick. The heat insulating member is made of a non-metallic material. The heat dissipating member is made of a metallic material.

Abstract: A combustion device includes a candle wick and a flow guiding assembly. The flow guiding assembly includes a support, a plurality of guide vanes secured to the support, a first shield member fixed at a side of the support, and a second shield member pivotally connected to the first shield member. The second shield member is pivotable in relation to the first shield member between a closed position and an open position to selectively form a gap. The plurality of guide vanes is disposed between the first and second shield members. The candle wick is disposed between the plurality of guide vanes. Therefore, the combustion device is easy to use by the above structure.

Abstract: A gas mixer includes at least one outlet pipe and a base having an inlet portion and a mixing portion. The inlet portion has an air inlet, at least one gas inlet, and an air path. The air path communicates with the air inlet and the at least one gas inlet, and has an exit. The mixing portion has a mixing chamber communicating with the exit. The outlet pipe is engaged with the mixing portion of the base, and extends into the mixing chamber. The exit of the air path corresponds to a body of the outlet pipe. Therefore, air and gas can be effectively premixed and outputted to a burner, whereby to accurately control the air-fuel ratio to enhance the combustion efficiency of the burner.

Abstract: A combustor is provided, including a pipe and a burner tray. The pipe is transverse U-shaped, including a first pipe section and a second pipe section. The first pipe section has an inlet, and the second pipe section has an outlet extending along an axial direction thereof. The second pipe section has at least one reduced section, wherein a smallest sectional area in the reduced section is smaller than sectional areas on both sides of the reduced section. The burner tray is connected to the second pipe section, provided over the outlet, and has a plurality of flame holes which communicate with the outlet. Whereby, with the reduced section, the flow including gas could be evenly delivered to the burner tray. As a result, after the gas exhausted through the flame holes is ignited, the combustion range would be evener, which enhances the combustion efficiency.

Abstract: A wick configured from a single metallic meshed wick material continuously includes a spiral section with a shape including at least one loop, and a folded section with a shape including a fold. A first length extends away from the spiral section to the fold and along a first imaginary plane, and a second length extends from the fold to the spiral section and along a second imaginary plane. A wrapped section has a shape including at least one contour conforming shapes of the spiral and folded sections.

Abstract: A combustion device for a wind-resistant outdoor burner includes a housing having a gas mixing chamber with an inlet portion and an outlet portion. A guiding device includes a gas mixing tube, a guiding member, and a diffusing board. The gas mixing tube is connected to the inlet portion and includes a first end located outside of the housing and a second end located in the gas mixing chamber. The guiding member is porous, is mounted in the gas mixing chamber, and is aligned with and spaced from the second end of the gas mixing tube. The diffusing board is connected to the outlet portion and includes a first side, a second side opposite to the first side, and a plurality of vents extending from the first side through the second side and intercommunicated with the gas mixing chamber of the housing.

Abstract: The present invention provides a combustion device, which includes a candle wick and a flow guiding assembly. The flow guiding assembly includes a support, a plurality of guide vanes secured to the support, a first shield member fixed at a side of the support, and a second shield member pivotally connected to the first shield member. The second shield member is pivotable in relation to the first shield member between a closed position and an open position to selectively form a gap. The plurality of guide vanes is disposed between the first and second shield members. The candle wick is disposed between the plurality of guide vanes. Therefore, the combustion device is easy to use by the above structure.

Abstract: The present invention provides a combustion device, which includes a fuel tank assembly and a candle wick. The fuel tank assembly includes a first tank, a second tank, a connection tube, and a switch. The capacity of the second tank is less than the capacity of the first tank. An end of the connection tube is connected to the first tank, and another end of the connection tube is connected to the second tank. The connection tube communicates with internal spaces of the first and second tanks. The switch is disposed between the first and second tanks so as to selectively open or close a channel interconnected between the first and second tanks. The candle wick is mounted in the second tank. Therefore, the combustion device is easy to use by the above structure.

Abstract: A burner includes a base and a combustion tray, wherein the base has an inlet pipe and two horn-shaped tubes. The horn-shaped tubes are connected to opposite sides of the inlet pipe, wherein each of the horn-shaped tubes respectively has a first section. A length of the first sections is no less than an inner diameter of the inlet pipe at where the horn-shaped tubes are connected to. The combustion tray is engaged with the base, and communicates with the horn-shaped tubes. Whereby, gas and air could be fully mixed while flowing through each of the first sections. The symmetrical horn-shaped tubes could direct the airflow to the combustion tray, where the airflow could be outputted from flame vents of the combustion tray, whereby to generate more even flame, and to enhance the heating efficiency.

Abstract: A gas mixer includes a flow splitter and a base having an inlet portion and a mixing portion. The inlet portion has an air inlet, an air chamber, an at least one gas inlet, and an opening, communicating with each other. The air chamber has two opposite walls, which are inclined, and a distance therebetween gradually decreases from the air inlet to the opening. The gas inlet is located on one of the walls. The mixing portion has a mixing chamber communicating with the opening and a burner, respectively. The flow splitter is provided in the air chamber and located between the gas inlet and the air inlet. The flow splitter has at least one through hole facing one of the walls. Therefore, air and gas could be effectively premixed and outputted to the burner, whereby to accurately control the air-fuel ratio to enhance the combustion efficiency of the burner.

Abstract: A wick configured from a single metallic meshed wick material continuously includes a spiral section with a shape including at least one loop, and a folded section with a shape including a fold. A first length extends away from the spiral section to the fold and along a first imaginary plan, and a second length extends from the fold to the spiral section and along a second imaginary plane. A wrapped section has a shape including at least one contour conforming shapes of the spiral and folded sections.

Abstract: A fire display device includes a fuel reservoir, a cap, a wick, and a fixture assembly for holding the wick. The cap is positioned within the fuel reservoir and forms a recess. The cap has at least one fuel injection hole and a first positioning hole both extending therethrough and in communication with the chamber and the recess. The wick is inserted through the first positioning hole and has a top end positioned above the cap and a bottom end positioned below the cap. The fixture assembly includes a clamping member with first and second clamping surfaces. The wick is clamped between the first and second clamping surfaces. The first and second clamping surfaces are inserted through the first positioning hole.

Abstract: A smokeless safe combustion device includes a stove body and a flow guiding device. The stove body has opposite first and second sides and includes a wick disposed between the first and second sides. The wick is spaced from the first and second sides at first and second distances respectively. The flow guiding device includes a first and second shielding member respectively connected to the first and second sides of the stove body. The wick is spaced from the first and second shielding members at third and fourth distances respectively. The third distance is greater than the first distance and the first shielding member is spaced from the first side. The fourth distance is greater than the second distance and the second shielding member is spaced from the second outer side.

Abstract: A safe combustion device includes a stove body including a fuel reservoir, a fuel tray disposed vertically above and separately from the fuel reservoir and defining an air flow passage, and a wick with an upper end connected to the fuel tray and disposed in the air flow passage and a lower end disposed in a reservoir space defined by the fuel reservoir respectively.

Abstract: A windproof outdoor heater burner includes a casing and a flow-guiding device. The casing includes an inlet and an outlet. The flow-guiding device includes an inlet pipe connected to the inlet, a flow-guiding member, and a diffuser plate connected to the outlet. The flow-guiding member is connected to the inlet pipe. The flow-guiding member includes a flow-guiding channel therein and a plurality of first through-holes. Each first through-hole includes a first end intercommunicated with the flow-guiding channel and a second end intercommunicated with a chamber of the casing. The diffuser plate includes a plurality of first exhaust holes located between two sides thereof and intercommunicated with the chamber of the casing. The first exhaust holes are not aligned with the flow-guiding member.

Abstract: A method for detecting an analyte concentration of the present invention includes performing a competitive reaction between a first complex and an analyte standard or an analyte sample, so that the first complex may combine with a metal nanoparticle, and a second complex of a control group and a third complex of a sample group are respectively formed. Then, a difference of heat diffusivity of the second complex and the third complex may determine an analyte sample concentration of the sample group is higher or lower than a pre-determined analyte standard concentration of the control group.

Abstract: A gas mixer includes a flow splitter and a base having an inlet portion and a mixing portion. The inlet portion has an air inlet, an air chamber, an at least one gas inlet, and an opening, communicating with each other. The air chamber has two opposite walls, which are inclined, and a distance therebetween gradually decreases from the air inlet to the opening. The gas inlet is located on one of the walls. The mixing portion has a mixing chamber communicating with the opening and a burner, respectively. The flow splitter is provided in the air chamber and located between the gas inlet and the air inlet. The flow splitter has at least one through hole facing one of the walls. Therefore, air and gas could be effectively premixed and outputted to the burner, whereby to accurately control the air-fuel ratio to enhance the combustion efficiency of the burner.