Abstract: A sensor for detecting the properties of the fuel of an internal combustion engine includes at least one pair of internal electrodes (12, 13), extending in an axial direction relative to a further or third external electrode (14) which surrounds them. The invention also relates to a fuel rail (2) to which the sensor may be mounted, and a method for detecting the properties of the fluid.

Abstract: A safety device against gas leaks for an apparatus having at least one gas tap or the like (1) includes control means (11), safety means (22) and detection means (12, 53), for detecting possible presence of gas in a surrounding environment. The detection means (12, 53) are in signal communication with the control means (11), which are configured for controlling the safety means (22) in function of detections earned out by the detection means (12, 53), in order to prevent or interrupt the inflow of combustible gas to a burner. The control means (11) and the safety means (22) belong to a first functional unit (A) of the device (A, B), which is coupled or configured for the coupling with a portion of the body (2) of the tap (1).

Abstract: A medical device for detecting a leakage of fluid on a subject includes a support, configured for being secured on the subject, and an optical sensor on the support. The support defines, in a region between the optical sensor and a lower face thereof, a detection surface that can be reached by leakage fluid. The optical sensor is arranged for detecting a leakage of fluid. The optical sensor has a sensor body with an emitter and a receiver of electromagnetic radiation. The support and the sensor body have mutual-coupling means, for retaining the sensor body on the support in such a way that a presence of leakage fluid can be detected via the optical sensor.

Abstract: A device is described wherein an actuator (3, 4; 103, 104) drives a member, such as a rack (6) meshed with a pinion (5), between two stable positions. For this purpose, elements for stopping the movable member are provided, which cooperate with elements present on the outer housing (2, 21), in which the actuator and the movable member (5, 51) are arranged, for holding at least one of said stable conditions. The device of the invention ensures low energy consumption because the actuator (3) only operates for moving the movable member from one stable position to the other.

Abstract: A control device for gas appliances comprises at least one control module (20) having a supporting structure that can be associated to a gas tap (10) and defines a housing, contained within which is at least one first part of a circuit arrangement. The control module (20) comprises a command element operable by a user for activating at least one timing function and/or a function of ignition of a gas burner. The first part of the circuit arrangement comprises control elements, electrical-interconnection elements, and detection elements (45) configured for detecting actuation of the command element and supplying corresponding signals to the control elements. The circuit arrangement comprises further control and/or command elements (PSD, IS, F, LE, BC, ISC) and/or an auxiliary module (PSD).

Abstract: A control device for gas appliances (1) comprises: a manual-control element (12, 22); a circuit arrangement (25a) that includes control elements, electrical-interconnection elements, detection elements for detecting actuation of the manual-control element (12, 22) and supplying corresponding signals to the control elements; and a supporting structure (21), which can be associated in a stationary way with respect to a gas tap, wherein the supporting structure (21) includes at least one first part of stationary structure (40, 41) that defines a housing for at least part of the circuit arrangement (25a), the first part of structure (40, 41) being in particular designed for being housed within a body of a gas appliance. The control elements are designed for counting the time, and the device includes optical warning elements (43?, LG).

Abstract: A control device for gas appliances comprises: a manual-control element (22), which can be turned about a first axis (A) for setting a time interval; a circuit arrangement (25) that includes a sensor device, configured for detecting movements of the manual-control means (22); and a supporting structure (21), which can be associated in a stationary way to a gas tap (10), the supporting structure (21) being designed for being mounted within a body of a gas appliance. At least one of the manual-control element (22) and the supporting structure (21) has an axial cavity or defines at least part of a passage, where there can be received a corresponding part of the gas tap (10). A part of the sensor device is movable with respect to a second axis (B), and operatively set between the manual-control element (22) and the movable part of the sensor device is a transmission arrangement (28-30).

Abstract: An electric heater for fuel of endothermal engines, in particular for fuel systems called “common rail” and the like, includes a heating part and a terminal adapted to be associated with one end of the hollow body of a fuel feeding duct; advantageously, the terminal is at least partly made of plastic material. A fuel feeding duct to which the heater is applied, as well as to a fuel warm-up device, are also provided.

Abstract: A control device for gas appliances comprises: a manual-control element (12, 22); a circuit arrangement that includes control elements, electrical-interconnection elements, detection elements configured for detecting actuation of the manual-control element (12, 22) and supplying corresponding signals to the control elements; and a supporting structure that can be associated in a stationary way with respect to a gas tap (10), wherein the supporting structure includes a first part of stationary structure (21) that defines a housing for at least part of the circuit arrangement, the first part of structure being in particular designed for being housed within a body (3) of the gas appliance.

Abstract: An anti-flooding safety device includes two connection bodies, a valve arrangement that includes a valve member, a retention member for withholding the valve member in a respective opening position, and an inner hose and an outer hose impermeable to water. The inner hose hydraulically connects the two connection bodies and extends at least in part within the outer hose so that defined between the two hoses is a gap designed to withhold inside it any possible leaking water. A connection body has a control chamber that is at least in part delimited by a movable element, and a control member is coupled to the movable element so that a displacement of the latter will cause a displacement of the control member towards a respective position of release, wherein the valve member is free to pass into its closing position. The gap is in fluid communication with the control chamber, to obtain a substantially closed volume therewith.

Abstract: An anti-flooding safety device for a user apparatus includes: a first connection body defining a first duct, the first duct having an inlet and an outlet, the inlet of the first duct being provided for connection to a supply point of a mains supply. An inner flexible hose and an outer flexible hose are impermeable to water, wherein the inner hose has a proximal end, which is sealingly fixed in a position corresponding to the outlet of the first duct, and a distal end for connection to the user apparatus, and wherein the inner hose extends longitudinally within the outer hose so that between at least part of the two hoses a gap is defined designed to convey to the user apparatus and/or to withhold inside it any possible leaking water. A valve arrangement on the first connection body can be switched from a position of opening of the first duct to a position of closing of the first duct following upon detection of a leakage of water.

Abstract: An equipment for controlling operation of a biomedical microfluidic device includes a system for connection with the microfluidic device, having at least one of an arrangement for fluidic connection and an arrangement for electrical connection, a system for electrical supply or control of an electrical or electronic arrangement of the microfluidic device, a system for handling at least one fluid required for operation the microfluidic device, and a system for signal communication with the microfluidic device.

Abstract: A gas supply control device for an apparatus, particularly a coking apparatus, includes timing means (20) and a first command means (12) for manually setting a an opening time interval of a safety valve of a gas tap (1), equipped with a second command means (6). In an installed condition of the control device (10), the command means (6, 12) are operable from outside the structure (7) of the apparatus, with the first command means (12) and the second command means (6) substantially rotating around one same axis, one independent from the other. The timing means (20) of the control device (10) belong to a functional unit (10a) which is coupled or configured for coupling with a portion of the body of the tap (2) which portion, in the above mentioned installed conditions, is located inside the structure (7) of the apparatus.

Abstract: A biomedical microfluidic device for separating a sub-population of particles from a first fluid, particularly a biological fluid, has means for separation and/or filtration of the fluid, which include a first microfluidic path defined in a first body of the device, a first inlet for introduction of a first fluid in the first path and at least a first outlet for discharge from the first path of a sample of fluid enriched in the sub-population of particles.

Abstract: The invention relates to a door lock device for household appliances such as washing machines, clothes dryers and the like. The device comprises a slide (6) which is movable between a door lock position and a door unlock position, and which cooperates with a coupling tooth arranged on the door in order to hold the door locked when the household appliance is in operation. The device is fitted with a thermoactuator (4) that drives the slide (6) by imparting thereto a translational motion between a door lock position and a door unlock position.

Abstract: A sensing device includes at least one electrode pair (2, 3, 4) and one sensing circuit (140) connected to the electrode pair (2, 3, 4). The sensing circuit (140) switches the value of its own output voltage when a substance establishes contact across the electrodes (2, 3, 4). The device further includes one output circuit (180) connected to the output of the sensing circuit (140) and adapted to provide an output signal (s7) representative of the presence of a substance across the electrode pair (2, 3, 4). The device also allows the output signal to take different voltage and/or current and/or frequency values, in particular such that values can be discerned which are representative of the presence or level of substances and/or representative of faults of the device.

Abstract: A sensor for detecting the properties of the fuel of an internal combustion engine includes at least one pair of internal electrodes (12, 13), extending in an axial direction relative to a further or third external electrode (14) which surrounds them. The invention also relates to a fuel rail (2) to which the sensor may be mounted, and a method for detecting the properties of the fluid.

Abstract: A control device for gas appliances comprises at least one control module (20) having a supporting structure that can be associated to a gas tap (10) and defines a housing, contained within which is at least one first part of a circuit arrangement. The control module (20) comprises a command element operable by a user for activating at least one timing function and/or a function of ignition of a gas burner. The first part of the circuit arrangement comprises control elements, electrical-interconnection elements, and detection elements (45) configured for detecting actuation of the command element and supplying corresponding signals to the control elements. The circuit arrangement comprises further control and/or command elements (PSD, IS, F, LE, BC, ISC) and/or an auxiliary module (PSD).

Abstract: A monitoring device (20) of a vehicle wheel (11) is configured for detecting and transmitting, by a wireless connection, information relating to at least one characteristic quantity of the status of the wheel (11), such as the inflating pressure of a tire thereof. The device (20) has a casing (21-22) housing a circuit (30) adapted to transmit said information, the casing (21-22) being designed for coupling to an end portion (3a) of electrically conductive body (3) of a tire valve (2) of the wheel (11). The casing (21-22) includes a casing body (21) integrating interconnection means (28, 29, 40) prearranged to obtain both an electric connection of the circuit (30) to the end portion (3a) of the electrically conductive body (3) of the valve (2; 2?; 2?), and a mechanical coupling of the casing (21-22) to the end portion (3a) of the electrically conductive body (3) of the valve (2; 2?; 2?).

Abstract: A device is described wherein an actuator (3, 4; 103, 104) drives a member, such as a rack (6) meshed with a pinion (5), between two stable positions. For this purpose, elements for stopping the movable member are provided, which cooperate with elements present on the outer housing (2, 21), in which the actuator and the movable member (5, 51) are arranged, for holding at least one of said stable conditions. The device of the invention ensures low energy consumption because the actuator (3) only operates for moving the movable member from one stable position to the other.