Abstract: Air vent for a vehicle, including an air duct, which is bounded by a housing (12?), with an air inlet end and an air outlet end, wherein an air flow flowing through the air duct can flow from the air inlet end to the air outlet end along a main flow direction and a manual actuating element (22) for controlling the air outlet direction of the air flow by movement of fins (60, 62), wherein, during a translational movement of the manual actuating element along a movement axis the air outlet direction undergoes a change along the movement axis, and wherein, during a tilting movement of the manual actuating element about the movement axis, the air outlet direction undergoes a change perpendicular to the movement axis, wherein the manual actuating element is arranged outside the air flow.

Abstract: A vehicle ventilation system includes a seating assembly including a seat blower. The seat blower pulls air away from a seating surface. A cabin blower is configured to circulate air in a cabin. A controller is configured to monitor a flow rate of the cabin blower. The controller is also configured to control a seat blower flow rate as a function of a cabin blower flow rate.

Abstract: A heat exchanger for a water heater having a burner includes a tube extending longitudinally along a centerline from a first end adjacent the burner to a second end. The tube defines a passage. Strips extend within the passage and are arranged about the centerline. Each strip includes a base and fins extending from opposite sides of the base such that flue gases from the burner flow from the first end to the second end of the outer tube and in channels between the fins.

Abstract: A vehicle air register assembly includes a barrel. An adjustment member extends between a first side and a second side of the barrel. The adjustment member includes a housing and an engagement feature. A plurality of vanes are pivotally coupled to the barrel, each vane extends perpendicular to the adjustment member. Each vane defines a recess. The engagement feature extends through each recess. A knob assembly is coupled to the housing. The knob assembly includes a knob, a connector, and a base. The connector and the base are disposed within the housing.

Abstract: The disclosed technology includes a fluid heating device that can include a heating chamber in communication with a heating element, and an ultrasonic transducer in communication with the heating chamber and for transmitting ultrasonic sound waves. The disclosed technology includes an ultrasonic transducer system that includes an assembly configured to attach to a fluid heating device, and an ultrasonic transducer affixed to the assembly. The disclosed technology also includes a method for ultrasonic cleaning within a fluid heating device that can include a controller configured to receive flow data from a flow sensor; based on the flow data, determine that fluid is flowing through a heating chamber; and output instructions for an ultrasonic transducer to output ultrasonic sound waves.

Abstract: An improved boiler apparatus having multiple resistive heating elements are provided with fixed resistances that can be rewired to allow dual voltage capability and at the same time, reduced watt density. For 120V operation, the large diameter 9-ohm coil is used alone to provide the lowest possible watt density. For 240V operation, all three heating coils are wired in series, creating a low watt density but high wattage heater.

Abstract: An improved lime mud recycling system including a camera proximate the kiln outlet imaging the granular lime and providing outlet images of the granular lime exiting the kiln, a processor analyzing the outlet images of the granular lime and providing pebble size distributions for the granular lime exiting the kiln, as well as a controller communicating with the processor comparing the pebble size distribution of the granular lime exiting the kiln with predetermined prescribed operating parameters for pebble size distributions for the granular lime exiting the kiln and issuing (I) a notification and/or (II) a control signal prompting remedial action when the pebble size distributions for the granular lime exiting the kiln are outside of the predetermined prescribed operating parameters.

Abstract: A portable industrial heater including a housing having an air inlet and an air outlet, one or more burners housed within the housing and configured to heat air passing through the housing from the air inlet to the air outlet, and a generator selectively providing power to the one or more burners. The air inlet and the air outlet are positioned on a same side of the housing.

Abstract: A vehicle with an active climate control system. The vehicle having sensors that communicate with the active climate control system. The active climate control system controlling climate control elements upon evaluation of the sensor data. The active climate control fully customizable by the user of the vehicle.

Abstract: A portable skull boiler in accordance with embodiments has a boiler basin optimally sized and configured for effective cleaning of cervid heads, with head positioning means, nose submersion means, and three or more adjustable and removable legs. The basin has one or more lids, and an adjustably positionable heat source. The skull boiler may be disassembled with all components securable in the boiler basin for transport and storage. The basin having a non rectilinear shape that conformingly receives and retains cervid heads thereby minimizing the size and volume of the basin facilitating efficient operation using minimal fuel and water, and easy transport.

Abstract: Systems and methods for dynamic boiler control are disclosed. The system can receive flue gas data from a flue gas sensor and can receive blower data associated with a blower of the boiler. The system can determine, based at least in part on the blower data, a current fire status of the boiler and can provide one or more fire-status-specific parameters based on the current fire status of the boiler. The system can compare the flue gas data to a target flue gas value, and in response to determining that the flue gas data is less than the target flue gas value, the system can execute one or more boiler operation rules using the one or more fire-status-specific parameters. The system can output instructions for adjustment of an air-fuel ratio of the boiler based on the boiler operation rules and the one or more fire-status-specific parameters.

Abstract: An air vent assembly includes an air inlet, an air outlet, and a plurality of channels positioned between the air inlet and the air outlet. A first set of fixed vanes is positioned in a first one of the channels. The fixed vanes of the first set are angled or curved in a first direction with respect to a flow vector of the air inlet. A second set of fixed vanes is positioned in a second one of the channels. The fixed vanes of the second set are angled or curved in a second direction with respect to a flow vector of the air inlet. A gate is positioned within grooves of each of the first and second sets of fixed vanes. The gate is configured to regulate a position at which air may enter the first and second channels from the air inlet.

Abstract: An indoor unit for an air conditioner, in which a diffuser outlet through which humidified air is discharged is placed between a front panel and a grill that guides the discharged air, may produce the effect that discharged air pushes discharged humidified air, thereby allowing the humidified air to flow far away from a lateral outlet. As a result, formation of droplets on a surface of the front panel made of a metallic material may be minimized.

Abstract: In a known method for treating pourable, inorganic grain, a heated rotary tube is used that rotates about an axis of rotation and surrounds a treatment chamber that is divided into a plurality of treatment zones by means of separating elements. The grain is supplied to the treatment chamber at a grain inlet side and is transported, in a grain transport direction, to a grain outlet side and is exposed to a treatment gas in the process. In order, proceeding herefrom, to allow for reliable and reproducible thermal treatment of pourable inorganic grain, in particular SiO2 grain in the rotary kiln, in a manner having low and effective consumption of treatment gas, it is proposed for spent treatment gas to be suctioned out of a reaction zone of the treatment chamber, by a gas manifold that rotates about the longitudinal axis thereof.

Abstract: A ventilating device for ventilating a vehicle includes a frame defining an opening and a closing device including at least one closing flap extending in a general direction in the opening. The closing device is movable between open and closed positions such that a passage surface for the air through the ventilating device is smaller than the passage surface for the air when the closing device is in the open position. The flap is movable between open and closed positions and is mounted pivotably on the frame in order to pivot between the open and closed positions. The closing device includes a guide system for guiding the flap, which is arranged between two ends of the flap and includes a guide slot and a pin moving in the guide slot between the open and closed positions.

Abstract: Disclosed is an ice protection system for an aerodynamic surface of an aircraft, a surface having a flow facing side and an inwardly facing side that opposes the flow facing side, the system having: a perforated sheet configured for disposal in the surface; a heating source connected to the perforated sheet; and a suction source disposed to draw ice melted by the heating source through the perforated sheet and heating source.

Abstract: A heat pump boiler is disclosed. The heat pump boiler includes a compressor. The heat pump boiler further includes an exterior heat exchanger that is configured to transfer heat between refrigerant and exterior air. The heat pump boiler further includes an interior heat exchanger that is configured to transfer heat between refrigerant and water. The heat pump boiler further includes a channel change valve that is configured to provide refrigerant compressed by the compressor to the exterior heat exchanger or the interior heat exchanger. The heat pump boiler further includes a first boiler heat exchanger that is configured to heat water that has passed through the interior heat exchanger from heat generated through combustion. The heat pump boiler further includes a second boiler heat exchanger that is configured to transfer heat between refrigerant and gas discharged from the first boiler heat exchanger.

Abstract: A ventilation system including a housing into which a volume of air is directed in an initial air flow direction. The ventilation system includes an air flow guide extending between a base portion and a tip thereof. The air flow guide is movable between a first position, in which the tip is located at a predetermined first minimum distance from an inlet portion wall, and a second position, in which the tip is located at a predetermined second minimum distance from the inlet portion wall, to partially guide the air flowing into the housing into a first channel and a second channel respectively. The ventilation system includes a number of cross-car vanes that are movable together to direct air flowing through the housing in a selected direction relative to the initial air flow direction.

Abstract: A compartment assembly for a refrigerator includes a housing subassembly defining a generally enclosed area, an air outlet in fluid communication with the enclosed area, and a divider unit separating the enclosed area into first and second compartments. The divider unit includes a central wall aligned with the air outlet and exposing respective portions of the air outlet to the first and second compartments. A flap is disposed within the air outlet and is rotatable about an articulation point aligned with respect to the central wall and with a body of the flap extending in an upstream direction within the air outlet. A control element is mounted external to the enclosed area and is operably coupled with the flap to drive rotation thereof.

Abstract: A ventilation device (1) is proposed, in particular designed to ventilate a circuit board (2), preferably in or for a computer, wherein the ventilation device (1) is designed to produce a first cooling air stream (5) from a first fan (12) and to produce a second cooling air stream (7) from a second fan (13), wherein the first cooling air stream (5) and the second cooling air stream (7) flow through on different sides of an air stream boundary plane (L), preferably parallel to the air stream boundary plane (L), through a common ventilation plane (BL) perpendicular to the air stream boundary plane (L), wherein the directions of flow from the first fan (12) and the second fan (13) are crosswise to the air stream boundary plane (L), wherein the ventilation device (1) preferably is designed to be mountable such that the air stream boundary plane (L) coincides with a central plane of the circuit board.