Abstract: Bistable electric valve comprising a housing (2) in which there is defined a chamber (10) having first and second openings (11a, 12a) and a main ferromagnetic obturator (15) displaceable between first and second working positions in which it respectively closes and opens the first opening (11a) for enabling and disabling respectively a flow of fluid from the second opening (12a) to the first opening (11a). The main obturator (15) has a through-hole (17) for establishing communication between the upstream and downstream regions. First and second permanent magnets (13, 14; 31, 32) are mounted in the housing (2) in the vicinity of the first and second openings (11a, 12a) for keeping the main obturator (15) in the first and second working positions, respectively. An auxiliary obturator (22) is mounted moveable in between the main obturator (15) and said second opening (12a) between first and second positions in which it closes and opens the through-hole (17), respectively.

Abstract: A system for opening a door, in particular for the door of a household appliance, including a prong, integral with the door, and a device for locking and unlocking the door, having a mechanical module to hold or release the prong, respectively when the door is opened or is closed, the system having an unlocking mechanism arranged on the prong, the unlocking mechanism interacting with the mechanical module after their activation, to release the prong and open the door.

Abstract: A device for sensing the electrical conductivity of a liquid, particularly that of the washing bath in a washing machine, including an electrically insulating supporting casing through which first and second electrodes intended to contact the washing bath extend to the outside, electrical power supply and signal acquisition and processing circuit devices housed at least in part in the supporting casing and coupled to the electrodes, and signal coupling and galvanic isolation devices, interposed between these circuit devices and the electrodes and also housed in the casing, and including at least a first and a second capacitor, each of which is interconnected in series between one of the electrodes and a corresponding terminal of the circuit.

Abstract: A dosing device (D) includes an electrically controlled valve device (7, 17) driven at each operating cycle of the machine with a first short pulse for the actuation of another function and then with a subsequent second long pulse to put the dosing chamber (4) in communication with the main chamber (2) and then causing the dispensing of a dose of washing agent from the dosing chamber (4) to the washing chamber (12).

Abstract: A door-lock system for a household appliance, such as a washing machine and the like, of the type provided with a door, to which a hook is associated, and a member to be moved (C) of said household appliance, such as a washing drum (C) or the like, said door-lock system comprising motor means for operating said member to be moved (C) and a door-lock device, capable of interacting with said hook, to lock said door, characterized in that said door-lock system comprises a control unit, capable of controlling the power supply of said motor means and connected to said door-lock device, so as to control the power supply to hold said hook and to close said door.

Abstract: A switch control device includes at least one silicone dome (7) and at least one actuator (5) acting upon the at least one silicone dome (7), which is adapted to close and selectively open electric contacts of at least one switch (6). The actuator (5) is moved by a force exerted via a thrusting element (3). Between the thrusting element (3) and the at least one actuator (5) is at least one elastic element (4) adapted to be compressed by the thrusting element (3) as the at least one silicone dome (7) is compressed, and to extend as the at least one dome (7) collapses towards the switch (6).

Abstract: A device for locking and unlocking the door of an electric household appliance. The device includes an electrically controlled actuator (25, 26), which can be coupled to a movable control member (20) through a movable transmission member (29), and which, as a consequence of successive activations, tends, through the transmission member (29), to make the control member (20) alternately assume a first position and a second position, in which the control member (20) retains and frees, respectively, the locking member (9), maintaining it in the disengaged position and allowing its passage into the engaged position, respectively.

Abstract: Bistable electric valve comprising a housing (2) in which there is defined a chamber (10) having first and second openings (11a, 12a) and a main ferromagnetic obturator (15) displaceable between first and second working positions in which it respectively closes and opens the first opening (11a) for enabling and disabling respectively a flow of fluid from the second opening (12a) to the first opening (11a). The main obturator (15) has a through-hole (17) for establishing communication between the upstream and downstream regions. First and second permanent magnets (13, 14; 31, 32) are mounted in the housing (2) in the vicinity of the first and second openings (11a, 12a) for keeping the main obturator (15) in the first and second working positions, respectively. An auxiliary obturator (22) is mounted moveable in between the main obturator (15) and said second opening (12a) between first and second positions in which it closes and opens the through-hole (17), respectively.

Abstract: A door-lock device for retaining a door of a household appliance in a closed position. The door-lock device including a mobile module that slides relative to the door of the household appliance and a blocking unit housed within the mobile module. The blocking unit has a blocking member that moves between an unlocking position and a locking position. In the locking position, the blocking member holds the door of the household appliance in the closed position. A detecting slider slides the mobile module relative to the door of the household appliance and a blocking slider prevents the blocking member from moving from the locking position to the unlocking position. A pawl connected to the blocking slider engages one of a plurality of adjustment slots to block the door.

Abstract: A device for measuring electromyographic signals 2 is adapted to receive, through multiple channels “C”, electromyographic signals “EMG” sensed by a plurality of electrodes 3 arranged on a patient “P”. The device 2 includes: a conditioning circuit 21; a conversion circuit 22; a transmission circuit 23 to transmit the digitalized signals to a central control unit 1; an external casing 20 to enclose the circuits (21, 22, 23). The conditioning circuit 21 can be assembled modularly by establishing a cascade connection of one or more conditioning circuits 21. The conversion circuit 22 can be assembled modularly by connecting in parallel one or more conversion circuits 22 to vary the number of channels “C” through which electromyographic signals “EMG” are received. The conditioning circuits 21 and the conversion circuits 22 overlap at least partially to limit the dimensions of the external casing 20, ensuring wearability on the patient “P”.

Abstract: An emergency device for a household appliance of the type comprising a door that has a prong is described. The emergency device has an emergency member, movable between a rest position and an operating position, in which the emergency member engages with the prong of the door when the door is in a closed position, and control means, capable to hold the emergency member in the rest position. The control means has a security element, electrically connected to a control logic of the household appliance, such that when the safety element is crossed by a suitable current intensity and/or when a temperature surrounding the safety element exceeds a preset threshold, the security element melts releasing the emergency member, the emergency member passing irreversibly from the rest position to the operating position, engaging with the prong of the door when the door is closed.

Abstract: A door lock device for a household appliance door provided with a prong is described. The device has a mechanical module for retaining the device in a closed position, or releasing the prong for opening the device. The device also has opening means with an unlock slider, returning means of the unlock slider, and an activation member.

Abstract: A system for supplying and treating water for a dishwasher. The system includes electronic control unit (ECU) and an indicator adapted to provide signals or data indicative of the hardness of the water. The control unit controls, and if necessary selectively varies, in predetermined ways, as a function of the water hardness indicated by the indicator, and at least two of the following parameters of the regeneration of the water-softening substances: the quantity of water used for forming the brine used for each operation of regenerating the softening substances contained in said first tank (24), the quantity of water used for washing the softening substances after each regeneration operation, and the frequency of the operations of regenerating and washing said softening substances.

Abstract: A dishwasher system having an electronic control unit (ECU). The control unit is designed to control selectively, in predetermined ways, as a function of the hardness of the water, and through the electric valves: the quantity of water used for forming the brine used for each operation of regenerating the softening substances contained in the first tank; and the frequency of the operations of regenerating and washing the softening substances.

Abstract: The present invention concerns a door-lock device for a household appliance, said door-lock device comprising a mechanical unit, provided with a movable member, such as a slider and the like, capable of assuming a releasing position, in which it allows the opening of said door, and a locking position, for retaining said door when closed, and a control unit connected with the control logic of said household appliance, comprising a locking pin capable of assuming at least one position, in which it is disengaged from said movable member, and an extracted position, in which said locking pin is capable of engaging with said movable member, when the latter is in said locking position, said movable member being capable to pass from said locking position to said releasing position when said locking pin is disengaged from it.

Abstract: A door-lock device having a casing, a slider, arranged within said casing, a locking hook with a body and a locking portion, said body having a cam shape which abuts said slider, said locking hook capable to assume a rest position, in which said locking portion is disengaged from said recess, and an operative position, in which said locking portion is inserted, and engaged with, said recess, and pushing capabilities, for keeping said slider in contact with said cam surface, so when said door is closed, said locking hook passes from said rest position to said operative position, said cam shape compressing said pushing capabilities, so that said pushing capabilities accumulate energy and said slider exerts a resistance to the closing of said door, and, then, allowing said pushing capabilities to release said energy, so that said slider exerts a return action on said locking hook and on said door.

Abstract: A sump (10) includes a monolithic main body (12), which is open on the upper side and has a peripheral portion (12a), which can be coupled to the bottom of a washing tank. A first hollow portion (12b) is recessed with respect to the peripheral portion (12a) and is suited to store water coming from the tank. The sump (10) also includes a pump (16) with a substantially horizontal axis (X), which is suited suck water from the first portion (12b). The main body (12) has a second hollow portion (12c), which is arranged next to the first portion (12b), hydraulically communicates therewith, and has, on the top, an opening (14) to deliver the water sucked from the first portion (12b). The second portion (12c) is able to house, in a removable manner and through the opening (14), at least one between: a heating system (26), for heating the water flow flowing through, and a flow diverter (18), for directing the water flow towards an outlet in a controlled manner.

Abstract: The present invention concerns an actuator module (1) comprising an actuating unit (3), said actuating unit comprising a solenoid (31) having a first (31?) and a second (31?) electric terminal, capable, when excited, of generating an electromagnetic field and a PTC (Positive Temperature Coefficient) resistor (32) connected in series with said second electric terminal (31) of said solenoid (31), said actuator module (1) being characterized in that said actuating unit (3) can be controlled by activation signals and protection signals, and in that it comprises a switch circuit (33, 34), connected between said first (31?) and second (31?) electric terminal, said switch circuit (33, 34) allowing the passage of current through said solenoid (31) and said PTC resistor (32) by said activation signals; and preventing the passage of current through said solenoid (31), but allowing the passage of current through said PTC resistor (32), by said protection signals.

Abstract: A device for measuring electromyographic signals 2 is adapted to receive, through multiple channels “C”, electromyographic signals “EMG” sensed by a plurality of electrodes 3 arranged on a patient “P”. The device 2 includes: a conditioning circuit 21; a conversion circuit 22; a transmission circuit 23 to transmit the digitalized signals to a central control unit 1; an external casing 20 to enclose the circuits (21, 22, 23). The conditioning circuit 21 can be assembled modularly by establishing a cascade connection of one or more conditioning circuits 21. The conversion circuit 22 can be assembled modularly by connecting in parallel one or more conversion circuits 22 to vary the number of channels “C” through which electromyographic signals “EMG” are received. The conditioning circuits 21 and the conversion circuits 22 overlap at least partially to limit the dimensions of the external casing 20, ensuring wearability on the patient “P”.

Abstract: A control device for switches with silicone domes comprising actuator means (10) which act on silicone domes (13) associated with metallic means adapted to close and selectively open electric contacts of a printed circuit activators characterized in that between each actuator means (10) and the respective silicone dome (13) a metallic plate (11) is positioned which rests one side on the dome (13) and the other on the printed circuit (15) and upon which said actuator means act.