Abstract: According to some embodiments gas cooking appliances are provided that include at least one burner, an electrode, and a push button unit with a push button for activating the electrode. A gas valve is provided for each burner for regulating gas flow arriving from a gas conduit. An electromagnetic shut-off valve is arranged in the gas conduit and includes a closure member for closing the passage of gas. A control unit controls the shut-off valve. The closure member includes a stable closed position and a stable open position, the closure member changing position upon receiving electric current pulses. The push button unit is configured for pushing the closure member of the shut-off valve to the open position while at the same time activating the control unit and the electrode when the push button is pressed when the gas cooking appliance off. The control unit controls the shut-off valve by means of electric current pulses once the push button has been pressed.

Abstract: Regulating valve for a gas cooking appliance, comprising a valve body with an inlet conduit and at least one outlet conduit, and a rotating disc arranged between the inlet conduit and the outlet conduit, comprising a plurality of connecting holes for regulating the gas flow, more than one connecting hole overlapping with an outlet hole of the outlet conduit, and the rotating disc comprising a main series of connecting holes increasing in size in the direction of increasing gas flow. There is an intercalated hole between successive holes of the main series and after each hole of the main series, the size of each intercalated hole being smaller than the size of the preceding contiguous hole of the main series.

Abstract: According to one embodiment a gas cooking appliance is provided that includes at least one burner and a manual regulating valve for each burner. The manual regulating valve includes a manual actuator movable in a range of actuation (A) to vary a gas flow rate (Q) therethrough. At least one electromagnetic valve fluidly communicates the manual regulating valve and the burner. A control unit controls the electromagnetic valve. At least one temperature sensor is electrically connected to the control unit to measure a temperature related to a cooking process. A cooking program selector is electrically connected to the control unit and mechanically coupled to the manual actuator, such that each cooking program is associated with a gas flow rate, the program selector including at least one cooking program with temperature regulation.

Abstract: A gas cooking appliance is disclosed that according to one embodiment includes at least one gas burner and a gas tap. The gas tap includes a gas inlet conduit and at least one gas outlet conduit suitable for conducting gas to the gas burner. An injector arranged fixed to the outlet conduit, the outlet conduit being in fluid communication with the injector with the injector providing an outlet for the gas flow to the burner. The injector includes at least two outlet holes for the exit of gas to the burner, with each outlet hole having a respective outlet mouth.

Abstract: A gas tap for a gas burner that includes a gas inlet conduit for the entry of gas at a nominal pressure, at least one outlet conduit suitable for conducting gas to the burner through an outlet hole, and a rotating regulating element for regulating the incoming gas flow from the inlet conduit to the outlet conduit. The outlet conduit conducting a variable flow rate gas flow to the outlet hole when the regulating element rotates along an angular path. The gas tap also includes at least one constant flow outlet conduit for conducting a minimum constant flow rate gas flow (Qc) at nominal pressure (Pn) to the burner through a constant flow outlet hole when the regulating element rotates along the angular path.

Abstract: Electromagnetic gas valve with a gas inlet, a gas outlet, and a closure member that is displaceable between an opening position and a closing position. A maximum flow is supplied through the gas outlet with the closure member in the open position and a minimum flow being supplied with the closure member in the closed position. The valve includes a main fluid channel with a closure hole through which the maximum flow is supplied to the gas outlet. The closure member includes a secondary fluid channel calibrated for the minimum flow to pass therethrough, such that the closure member in the closed position covers the closure hole and allows the passage of gas through the secondary fluid channel.

Abstract: Regulating valve for a gas cooking appliance according to one embodiment includes a valve body with an inlet conduit, at least one outlet conduit and an inner cavity in fluid communication with the inlet conduit. The regulating valve also includes a rotating disc in contact with a wall of the valve body that partially defines the inner cavity. The rotating disc includes at least one connecting opening for regulating the gas flow between the inner cavity and the outlet conduit by means of rotation. Operating means is connected to the rotating disc for rotating it. The regulating valve is adapted for supplying different types of combustible gas, the rotating disc being arranged in a different angular position, depending on the type of gas to be supplied, when the operating means is arranged in a reference position.

Abstract: Provided is an illumination system of a cooking appliance that includes at least one burner and an associated knob. The system comprises an electric circuit associated with the knob, with a display device in a second electrical branch that lights up when an electric current with a minimum value circulates through the second electrical branch. Activation means in a first electrical branch is operated by means of turning the knob. Both the first and second electrical branches are connected in parallel. Acting on the knob causes a change in voltage drop in the first and second electrical branches, and the illumination system is configured to control the electric current circulating through the display device depending on said voltage drop.

Abstract: An electric motor driven that includes a pump body and a motor body having a rotor enclosure coupled to the pump body. The motor body further includes a rotatable impeller arranged on a first side of the rotor enclosure. An electric motor arranged on a second side of the rotor enclosure, opposite the first side, the electric motor having a stator, at least one stator coil, terminals connected to the stator coil and a rotor, the rotor including a shaft that is coupled with the impeller. A cover is disposed over the electric motor, the cover having an open end that is attached to the rotor enclosure in a manner that produces a leak-tight chamber inside the cover, the stator and stator coil being arranged inside the leak-tight chamber, the leak-tight chamber being filled with a non-gaseous filler material, the non-gaseous filler material having a thermal conductivity greater than air.

Abstract: According to one embodiment a gas distribution assembly is provided that includes a gas distribution duct and at least one gas regulating valve mounted on the gas distribution duct. The valve is secured to the duct by use of a support supported on the duct and attachment means for attaching the valve to the support. According to one embodiment the attachment means comprises a screw threaded into a threaded sleeve and also into a threaded hole in the body of the valve. The support includes a through hole through which the sleeve passes and the sleeve includes a flange at one end that rests on the support in an area that surrounds the through hole. An end of the sleeve opposite the flange resides adjacent the threaded hole in the body of the valve.

Abstract: A shut-off valve that according to one implementation comprises an inlet, an outlet, an intermediate orifice for communicating the outlet with the inlet, a closure member that closes the intermediate orifice in a closing position and prevents said communication and not preventing said communication in an opening position, and an electromagnetic actuator to cause the closure member to change position. The electromagnetic actuator comprises a static armature, a static permanent magnet and a movable element attached to the closure member. The movable element comprises a bobbin associated with the armature with freedom of movement and a coil wound around and attached to the bobbin, cooperating with the permanent magnet depending on its power supply to cause the closure member to change position.

Abstract: A gas cooking appliance having a gas burner, at least one control device comprising a gas regulating valve regulating the flow of gas to the gas burner, a knob controlling the opening ON and closing OFF of the valve, and a position sensor detecting the ON-OFF position of the knob, and at least one signaling device comprising a light signal source that emits an alarm signal in the form of light. The light signal source emits the alarm signal during a time period T1 when the position sensor detects that the knob is in the OFF position, after the knob having been in the ON position, and the gas burner has been switched on at least during a time period T2.

Abstract: A gas cock that according to some embodiments includes an electromagnetic actuator having an electrically conductive static element and an electrically conductive moving element. The gas cock has a closure element that is attached to and moves with the moving element. The gas cock has an actuator shaft that in a first position does not contact the moving element, and in a second position pushes against the moving element to cause the moving element to make contact with the static element. The static element is electrically coupled to a signal line. When the actuator shaft is in the second position the closure element is positioned to permit gas flow through the gas cock and the actuator shaft is electrically coupled with the signal line.

Abstract: A dual pilot light burner assembly suitable for working with a first type of gas or a second type of gas. According to one implementation the assembly includes a support, a regulating sleeve having a first nozzle, an air and gas mixing and intake chamber, and an injector having a second nozzle. The regulating sleeve is moveable with respect to the injector for placing the first supply nozzle in a first position with respect to the second supply nozzle for the delivery of the first type of gas to the pilot nozzle. The regulating sleeve moveable with respect to the injector for placing the first supply nozzle in a second position with respect to the second supply nozzle for the delivery of the second type of gas to the pilot nozzle. The regulating sleeve including structure accessible by an external tool and capable of receiving an end of the tool for use in moving the regulating sleeve between the first and second positions.

Abstract: Regulating valve for a gas cooking appliance suitable for supplying different types of combustible gas such as, for example, natural gas or liquefied gas. A valve body of the valve has an inlet conduit, an outlet conduit and a cavity wherein a rotary regulating member is housed. The regulating member includes a plurality of inlet paths communicated with the inlet conduit which, by means of the rotation of the regulating member, allows varying gas flow in the outlet conduit. According to some implementations, the inlet path of the regulating member corresponding to a minimum gas flow is in one and the same angular and axial position for each of the different types of combustible gases.

Abstract: A shut-off valve that has a closure orifice, a closure member to open and close a gas passage through the shut-off valve, an electromagnetic actuator including a movable assembly attached to the closure member, the closure member, and an electromagnetic filed generator magnetically associated with the movable assembly. The shut-off valve also includes a manual actuator for acting on the movable assembly, the manual actuator comprising an open position in which it is decoupled from the movable assembly, the electromagnetic actuator thus being able to act on the closure member to cause its closure.

Abstract: The invention relates to the production of a dental correction splint (1) and to the resulting splint, in which a patient record is made by taking an impression of his/her teeth (2) and said impression is processed by processing the image of the impression. The method comprises the production of an orthodontic splint (1) which is based on the processed impression and provided externally with the desired result of the correction. The method is characterized in that it includes a step of calculating the internal modifications to the splint (1) by removing and/or replacing the material of the splint (1) which is adapted for each orthodontic movement specific to each stage of the correction.