Abstract: A wire electric-discharge machining device includes a control unit that selects a cutting wire to which a pulse voltage is applied by a pulse-voltage generation unit on a basis of an angle formed between an end face of a workpiece and a plane including a plurality of cutting wires, which are not parallel to the end face, an interval between parallel cutting wires, and a relative distance between the cutting wires and the workpiece. A drive unit drives a workpiece in a direction not vertical to the plane including the cutting wires, and the workpiece is cut by electric-discharge machining by applying a pulse voltage.

Abstract: Injection holes of an injection nozzle are respectively formed such that an inner diameter of an outer opening is larger than an inner diameter of an inner opening. Furthermore, the injection holes are formed such that when an imaginary plane, which includes a valve seat portion that is a portion of a valve seat and is adjacent to the injection hole, is extended toward a central axis, the imaginary plane first intersects with an injection hole inner wall portion of an injection hole inner wall of the injection hole.

Abstract: In a spray coating apparatus having a spray coating gun with a gun body and a coating material tube, a nozzle provided at the front end of the coating material tube, the coating material tube extends from the nozzle at the front end of the coating material tube to a connection piece at the rear end of the coating material tube. A metering system which can be connected to the coating material tube by the connection piece is provided for setting the amount of coating material that is fed to the nozzle per unit of time.

Abstract: A fire-extinguishing system adapted to be installed above a stove top and to automatically extinguish a fire emanating from a stove top, the fire-extinguishing system including a fire-extinguishing device comprising a pressurized container body adapted to store a fire-extinguishing agent under pressure, a discharge outlet and a discharge head in fluid communication with the discharge outlet. Disposed within the discharge head is a plunger member configured to be retained within the discharge outlet, and a heat sensing element which is adapted to release the plunger element from the discharge outlet when a fire is detected. Once the release plunger is released from the discharge outlet, the fire-extinguishing agent exits the container body through the discharge valve and through a sprinkler head onto the fire emanating from the stove top.

Abstract: An irrigation sprinkler can include an outer case and a riser extendible from the outer case by water pressure. A nozzle can be rotatably mounted at an upper end of the riser. A water inlet can connect the sprinkler to a water source. A turbine may be mounted in the riser for rotation by water entering a lower end of the riser. A gear train reduction can be mounted in the riser. A gear driven coupling mechanism mounted in the riser may couple the gear train reduction and the nozzle. A pressure regulator can be mounted inside the outer case at the water inlet.

Abstract: An oven appliance with one or more features for minimizing the time to preheat the cooking chamber and balancing the heat distribution within the cooking chamber of the oven appliance is provided. Features for minimizing the acoustic noise of the oven appliance are also provided. Further, a method for operating an oven appliance to minimize the preheat time and balance the heat distribution within the cooking chamber of the oven appliance while minimizing acoustic noise is provided.

Abstract: The invention relates to a method for joining two essentially metal sheet-type workpieces. In said method. the edge regions of the workpieces to be joined are placed at a distance from one another, at least one wire-shaped filler material is introduced into a zone between the edge regions before or during the joining process, and edge regions and the filler material are then heated to a predefined joining temperature by at least one first frictional element that moves in relation to the edge regions and the filler material, are subjected to a certain contact pressure, and are joined while being deformed.

Abstract: Methods and apparatus for passive non-electrical dual stage fire suppression according to various aspects of the present invention include detecting a fire with a first active fire suppressant unit and changing the status of a second fire suppressant unit from “stand-by” to “active” when the first fire suppressant unit releases a fire suppressant agent. After the first fire suppressant unit has released its fire suppressant agent, the second fire suppressant unit may detect a continued and/or a new fire and release a second fire suppressant agent in response to the detection.

Abstract: A sanitary insert unit (1) having an elastically deformable valve body (8) which can be switched between a first switching state and a second switching state and having a first flow path (3) and a second flow path (4). The second flow path (4) is blocked in the first switching state and open in the second switching state, and the first flow path (3) is open in the first switching state and in the second switching state.

Abstract: A trigger unit (1) for triggering an extinguishing-agent flow in the direction of a fire zone, connected to an energy supply, having a first actuating device (3) that can be switched between a release position in which the energy supply is released, and an interruption position in which the energy supply is interrupted, a second actuating device (5) that can be switched between a release position in which the extinguishing-agent flow is released, and a rest position, a coupling unit (7) that can be moved between an operating position and an extinguishing position and permanently couples together the switching of the first actuating device (3) and the second actuating device (5). A tensioning element is connected in a force-transmitting manner to the coupling unit (7) in such a manner that a change in the tensioning state of the tensioning element always results in a movement of the coupling unit (7).

Abstract: The disclosure includes a faucet assembly with a unique multifunction spray head. The spray head is capable of at least four spray functions, and has an outer shell; a flow body extending within the shell, a first end extending out of the shell for attachment to a faucet and a second end in fluid communication with a spray selector assembly The flow body defines a flow path from the first end of the flow body to a flow selector assembly. The spray head includes a flow selector assembly comprising: a selector valve housing body having at least four valve recesses therein; at least four flow selector valves seated within the recesses in the selector valve housing body; and a rotating selector valve ring. A sprayer seat has a faceplate thereon and a flow diversion conduit corresponding to each selector valve to provide flow paths from a selector valve to a sprayer outlet or an aerator outlet.

Abstract: A small lift vehicle with an articulating boom can maneuver into very small spaces in front of, alongside or behind burning buildings, especially residences. The lift vehicle can quickly deploy with deployable outriggers capable of multi-directional status for support. The boom can support a basket that can have a water cannon. The boom can be controlled by a fireman in the boom itself, and can move into the right position to put water on the seat of a fire. The boom can be equipped with a waterproof camera and/or a thermal imaging system, a hydraulic chainsaw, a gas monitor, a piercing nozzle, a stick chainsaw, and a protective heat curtain. The preferred base has 4-wheel drive and steering for maneuvering on any type of terrain including snow.

Abstract: A heater with a housing with a fluid channel, disposed therein, with a fluid inlet and a fluid outlet, whereby a coil, which generates an alternating magnetic field and is separated sealed from the fluid channel by a coil housing, is provided in the housing, whereby furthermore at least one metallic flat heating element is provided, which can be heated by the alternating magnetic field. The at least one flat heating element is disposed in the fluid channel, whereby the fluid channel is divided at least into a first channel and a second channel. Walls bounding the channels are formed by the coil housing and/or by a flat heating element.

Abstract: A control method for a fuel injection valve for an internal combustion engine is disclosed, wherein at least one control signal for actuating a drive of the injection valve is generated in recurring injection cycles and as a function of a target stroke height of a closing element of the injection valve, wherein the drive is actuated by the control signal to lift the closing element to the target stroke height and the closing element is lifted to an actual stroke height by means of the drive, wherein at least one measured parameter correlated with the actual stroke height is captured and the actual stroke height is determined as a function of said at least one measured parameter, wherein the control signal is generated in at least one of the subsequent injection cycles as a function of a deviation of the actual stroke height from the target stroke height.

Abstract: A device configured for clamping onto the discharge tube of a powered air blower has a projecting control element containing a filter and interchangeable color-coded valve parts for selecting a rate of fluid discharge. Fluid is discharged into the air flow at a first air flow constriction (venturi) that leads into a second air flow constriction for developing aerosol droplet sizes (<50 ?m). The device is useful with backpack equipment for controlling disease vector insects in inaccessible areas.

Abstract: The invention relates to a method for defining an interface (32, 42, 52, 62) of a welding power source (31, 41, 51, 61) for communication with an external machine (26) that is connected to the interface. A freely configurable interface is used in the welding device, said interface being configured and activated via software directly via the operating panel of the welding power source or an external device that can be connected to the welding power source. A parameter of the welding device is allocated to an internal and/or external connection (101 . . . 105). Optionally, a link is established by stringing together graphic symbols of the software. The invention further relates to a welding power source (31, 41, 51, 61) and to a computer program which are set up for performing or storing the process according to the invention.

Abstract: A decorative display apparatus comprising a flameless candle with an integrated fountain is disclosed. The flameless candle with integrated fountain is designed to be a stand-alone device. The flameless candle with integrated fountain includes a translucent candle body containing a water reservoir, a power source, a pump and a water diversion board. The pump is used to pump water from the reservoir out an opening in the top of the water diversion board so that the water flows over the top of the board and back into the water reservoir to be recycled. An LED light source located below the diversion board has light emitting elements which illuminate the candle interior and provide a decorative lighting effect. The flameless candle with integrated fountain also features a remote control unit for operating the various operating modes of the device.

Abstract: A deluge fire protection system for tunnels having vehicle traffic including a main water supply pipe and a horizontal spray nozzle arrangement. The horizontal spray nozzle arrangement includes a nozzle device having an inlet portion defining an internal diameter and an external nominal diameter. The horizontal spray arrangement includes a coupling arrangement between the main water supply and the nozzle device. The coupling arrangement defines a multi-direction flow path between the main water supply and the nozzle device. The multi-direction flow path has an effective length of at least eight times a diameter of the inlet portion, and a cross-sectional area along the effective length greater than the cross-sectional area defined by a diameter of the inlet portion of the body of the nozzle device. The coupling arrangement provides for water delivery to the nozzle device at a working pressure ranging from about 10 psi. to about 30 psi.

Abstract: A spray head for an aerosol tank, and an aerosol tank having a spray head is provided, which includes a fluid exit valve for spraying a low-solvent fluid. The fluid exit valve of the aerosol tank defines an axial fluid exit direction. The spray head includes a capillary tube for routing the fluid and for nozzle-less spraying of the fluid. An entry end of the capillary tube is axially joined to the fluid exit valve when the spray head has been seated on the aerosol tank. An exit end of the capillary tube is open to the ambient atmosphere. In the spray head, the capillary tube runs from the entry end to the exit end in an arc of approximately 90°.

Abstract: A coating dispensing device includes a trigger assembly for actuating the coating dispensing device to dispense coating material and a nozzle through which the coating material is dispensed. The coating dispensing device further includes a source of voltage and a voltage multiplier for multiplying the voltage. The voltage multiplier is coupled to the source. An output terminal of the voltage multiplier is charged to a high-magnitude electrostatic potential and is adapted to charge coating material as the coating material is dispensed from the dispensing device. The coating dispensing device further includes a circuit for providing a visual indication of the voltage at the output terminal. The circuit for providing a visual indication of the voltage at the output terminal comprises a first impedance across which a portion of the voltage at the output terminal appears and an amplifier.