Abstract: A coffee bean roaster includes a machine body, a roasting drum, a heating device, and a fan module. The machine body includes a casing, a receiving trough, a container, and a partition assembly disposed inside the casing and partitioning an inside of the casing into a first chamber, a second chamber, and a third chamber. The receiving trough is disposed outside the casing and communicates with the first chamber. The container disposed in the receiving trough has mesh holes communicating with the receiving trough. The roasting drum is rotatably disposed inside the second chamber of the casing. One side of the roasting drum has through holes communicating with the third chamber. The heating device is disposed inside the second chamber for heating the roasting drum. The fan module is attached to the casing for pumping air to the outside of the casing through the first chamber and the third chamber.

Abstract: A storage electric water heater includes a tank, an inlet tube, an outlet tube, an isolating member, and a heating device, wherein the tank has a storing space. The inlet tube and the outlet tube are disposed in the tank. The isolating member is disposed in the storing space to divide the storing space into a first chamber and a second chamber. The first chamber communicates with the inlet tube and the outlet tube. The heating device is disposed in the second chamber and includes a tube body and a heating element. Two ends of the tube body communicate with the first chamber, so that water in the first chamber could enter an interior of the tube body. The heating element is disposed on a tube wall of the tube body. Thermal energy generated by the heating element could be transferred to the interior of the tube body via the tube wall to heat up water in the tube body, thereby facilitating the thermal convection of water in the first chamber.

Abstract: A burner of a gas stove includes a burner body, a partition member, and at least one flame cover. The burner body includes an inlet portion and a base. The inlet portion has at least one inlet passage for injecting gas and air, and the base has at least one mixture passage for mixing the gas and the air. The at least one mixture passage communicates with the at least one inlet passage. The partition member has a plurality of through holes and covers the at least one mixture passage. The at least one flame cover has a plurality of flame holes and covers the partition member. Whereby, the size of the burner of the gas stove could be reduced significantly, and the gas could mix with the air effectively and uniformly.

Abstract: A biomedical signal sensing device includes a frame, a first carrier, and a sensing module. The frame includes a base, a first adjusting arm, and a second adjusting arm connecting to the base through the first adjusting arm. The first carrier is disposed on the base and includes first and second grooves. The sensing module is connected to the first adjusting arm through the second adjusting arm. The sensing module includes a second carrier connected to the second adjusting arm, and a pressure sensor disposed on the second carrier, in which the pressure sensor faces towards the first groove or the second groove. The first groove and the second groove extend along a first direction, the second adjusting arm extends along a second direction, the first adjusting arm extends along a third direction, and the first direction, the second direction, and the third direction are perpendicular to each other.

Abstract: A disinfection system includes an ultraviolet disinfecting light, a controlling device, and an ultraviolet detecting device. The ultraviolet disinfecting light can be turned on or off under control. The controlling device controls the ultraviolet disinfecting light to be turned on or off. The ultraviolet detecting device is signally connected to the controlling device and is for detecting an intensity of the ultraviolet rays emitted by the ultraviolet disinfecting light. The controlling device controls the ultraviolet disinfecting light to increase an ultraviolet radiation dose of the ultraviolet rays emitted by the ultraviolet disinfecting light after the ultraviolet disinfecting light is turned on and the intensity of the ultraviolet rays is less than a predetermined intensity. An elevator equipment includes a car, a lift control device, and the disinfection system. In this way, the space can be disinfected with the ultraviolet rays to avoid insufficient disinfection effect.

Abstract: A kiln includes a stage, a stove, a gas supply assembly, and a combustion device wherein, the stage includes a stage body and a carrier member. The stage body has a first chamber, while the carrier member is detachably disposed at the stage body. The stove is joined to the stage body and has an entry and a second chamber. The gas supply assembly is disposed at the stage body, and part of the gas supply assembly is located in the first chamber. The combustion device is located in the second chamber. The carrier member can be detached from the stage body and be moved out of the stove from the entry so that the first chamber communicates with the second chamber. In this way, the working space inside the kiln can be increased, which is convenient for users to repair and maintain the gas supply assembly or the combustion device.

Abstract: A smoke removal device includes a connecting tube, a burner, and a plurality of heat storage meshes. The connecting tube has an inlet end and an outlet end. The burner is disposed in the connecting tube and has a flame outlet. The heat storage meshes are sequentially disposed between the flame outlet and the outlet end. The heat storage meshes includes a first heat storage mesh and a second heat storage mesh. The first heat storage mesh is located between the second heat storage mesh and the flame outlet. A mesh-number of per unit area of the first heat storage mesh is larger than that of the second heat storage mesh. The first heat storage mesh and the second heat storage mesh could slow down a flow rate of flame to increase temperatures of the heat storage meshes. The smoke is burned off once touching the heat storage meshes.

Abstract: A load control system includes a power switching device and a control device, wherein the power switching device includes a first power input port, a second power input port and a power output port. The first power input port and the second power input port are electrically connected to a first battery and a second battery respectively, and the power output port is electrically connected to the control device. The power output port receives the power which is input to the first power input port or the second power input port so as to supply the power to the control device. The control device is adapted to control a load to switch and to control the power switching device to utilize the power from the first power input port and the second power input port alternatively, thereby extending the respective usage time of the first battery and the second battery.

Abstract: A gas appliance includes a burner, a gas valve, and a control device, wherein the gas valve includes a valve body, a flow regulator, a hot film anemometer, and a stepper motor. The valve body communicates with the burner and a gas source. The flow regulator is driven by the stepper motor to change a gas flow rate supplying to the burner. The hot film anemometer is disposed in the valve body and includes a probe exposed to the outlet passage. The control device executes a control method for the gas valve: sensing the gas flow rate in the outlet passage with the hot film anemometer; comparing the gas flow rate sensed by the hot film anemometer with a predetermined gas flow rate, and controlling the stepper motor to drive the flow regulator based on the comparison result, whereby to stabilize the gas flow rate.

Abstract: The present invention provides an oven including an oven body with an exhaust port and a heat transfer assembly, disposed at a side of the oven body, that includes a top plate and a bottom plate connected by two side plates, and a sealing plate to form an air passage therebetween. The air passage has a first opening near the sealing plate and a second opening away from the sealing plate. The first opening communicates with the exhaust port of the oven body, and the second opening opens to the external of the heat transfer assembly which is arranged so the hot air from the exhaust port may enter the interior of the heat transfer assembly so that the heat energy of the hot air can be absorbed by the top plate and then conducted to the food materials on the top plate to be reused.

Abstract: A combustion device includes a first cover, a second cover, an infrared generating mesh, and a gas burner assembly, wherein the first cover has a plurality of through holes. A first half portion of the second cover has at least one hollow portion. A second half portion of the second cover is closed. The infrared generating mesh is disposed between the first cover and the second cover. A flame outlet of the gas burner assembly is located within a projection area of the second half portion. In this way, the intensity of the infrared rays generated by the combustion device could be increased and could be uniform.

Abstract: A combustion device includes at least one burner, a supporting assembly, and an infrared ray generation mesh wherein, the at least one burner includes a flame outlet, and the infrared ray generation mesh which is corresponding to the flame outlet is disposed on a rear cover of the supporting assembly. An outer surface of the infrared ray generation mesh is exposed outside. The infrared ray generation mesh is heated by flames out of the flame outlet. Whereby, open fire and thermal energy of the infrared ray can be generated so as to effectively increase heating intensity and realize uniformly heating as well.

Abstract: A combustion device includes at least one burner, a supporting assembly, and an infrared ray generation assembly. The at least one burner includes a flame outlet; the front cover of the supporting assembly includes a flat cover plate which has a plurality of holes; the infrared ray generation mesh which is disposed on the supporting assembly is corresponding to the flame outlet; the flames generated by the flame outlet heat the infrared ray generation mesh and the cover plate. The intensity of heating can be effectively increased by generating open fire and infrared rays and uniformly heating could be realized as well.

Abstract: A cookware article includes a container, a fixed handle, and a removable handle. The fixed handle is mounted on a side wall of the container. The fixed handle has an opening for the removable handle to insert. A fixed portion and a grip portion are formed on two sides of the opening respectively. The removable handle has a grip segment and an engaging segment. The engaging segment has a first abutting portion, a second abutting portion, and a connecting portion between the first abutting portion and the second abutting portion. When the removable handle is engaged with the fixed handle through the engagement segment, the connecting portion is inserted in the opening so that the first abutting portion is abutted against the fixed portion, the second abutting portion is abutted against the grip portion. As such, the removable handle supports the container.

Abstract: A gas appliance includes a burner, a gas valve, an igniter, a thermocouple, and a control device. The control device is adapted to execute a control method comprising the following steps: controlling the igniter to ignite and controlling the gas valve to open; receiving a detected voltage output from the thermocouple; controlling the igniter to stop igniting and keeping the gas valve open when the detected voltage reaches a first voltage value; receiving the detected voltage output from the thermocouple continuously, and controlling the gas valve to close the gas pipe when the detected voltage above a second voltage falls below the second voltage. The second voltage value is higher than the first voltage value. As such, an ignition procedure may be speeded up and the supply of the fuel gas may be interrupted more quickly when the flame is extinguished.

Abstract: A burner of a gas stove includes a burner body, a partition member, and at least one flame cover. The burner body includes an inlet portion and a base. The inlet portion has at least one inlet passage for injecting gas and air, and the base has at least one mixture passage for mixing the gas and the air. The at least one mixture passage communicates with the at least one inlet passage. The partition member has a plurality of through holes and covers the at least one mixture passage. The at least one flame cover has a plurality of flame holes and covers the partition member. Whereby, the size of the burner of the gas stove could be reduced significantly, and the gas could mix with the air effectively and uniformly.

Abstract: A coffee bean roaster includes a machine body, a roasting drum, a heating device and a fan module. The machine body includes a casing, a partition assembly, a receiving trough and a container. The partition assembly is disposed inside the casing and partitions the inside of the casing into a first chamber, a second chamber and a third chamber. The receiving trough is disposed outside casing and communicates with the first chamber, and the container is disposed in the receiving trough and has a plurality of mesh holes communicating with the receiving trough. The roasting drum is rotatably disposed inside the second chamber of the casing, wherein one side of the roasting drum has a plurality of through holes communicating with the third chamber. The heating device is disposed inside the second chamber for heating the roasting drum. The fan module is attached to the casing for pumping air to the outside of the casing through the first chamber and the third chamber.

Abstract: A roasting drum and a manufacturing method thereof including a drum body and at least one agitator blade. The drum body includes a drum wall which provides with at least one fixing hole, the at least one fixing hole passing through an inner surface and an outer surface of the drum wall. The at least one agitator blade is disposed in the drum body and is provided with at least one fixing convex part which passes through the at least one fixing hole. The agitator blade can be positioned in the drum body and is not easily displaced when assembling.

Abstract: A roasting drum of a coffee bean roaster including a drum body, an end plate and a plurality of guide vanes. The end plate is coupled to an end of the drum body and has a plurality of through holes communicating with an inside and an outside of the drum body, each of the through holes is elongated and extends along a radial direction of the end plate. The guide vanes are connected to the end plate and disposed respectively at one side of the through holes. With the flow guiding of the guide vanes, the airflow inside the roasting drum of the coffee bean roaster is efficiently accelerated.

Abstract: The present invention provides a gas valve and a control device and a control method thereof wherein the control device receives a detection voltage generated by a thermocouple. the control device outputs the second voltage when the detection voltage generated is greater than a predetermined voltage, and then outputs the first voltage. The control device stops outputting the first voltage when receiving a shut-off signal, and the control device starts counting time and stops outputting the second voltage when the time counted reaches a predetermined time.