The invention relates to a pressurized fluid cylinder, a member for acquiring, storing and processing data, and at least one data display device. The valve comprises a sensor which detects the position of a manual control member, and a pressure sensor for measuring the pressure inside the storage space of a fluid cylinder. The data acquisition, storage and processing member is designed to: calculate an actual value for the amount of fluid remaining and/or drawn off; calculate a theoretical value for the amount of fluid remaining and/or drawn of on the basis of the regulation performed by the regulating member and measured by the position of the control member compare the actual value based on the measurement of the pressure sensor with the theoretical value; and generate a warning signal if the difference between these actual and theoretical values is greater than a specific safety threshold.

The invention relates to a valve for a pressurized fluid cylinder comprising a member for manually controlling a flow-regulating member, a sensor for detecting the position of the member for manually controlling the regulating member, a data acquisition, storage, and processing member, and a display for information relating to the fluid flow and/or pressure imposed by the regulating member and/or the valve use mode, wherein when the manual control member is disposed in an intermediate position between two respective adjacent values of the flow and/or pressure of the fluid allowed to pass from the upstream end to the downstream end, the data acquisition, storage and process member is designed to suppress the display information.

The invention concerns a pressurized fluid cylinder equipped with a valve accommodating a first draw-off circuit, the valve comprising a member for regulating the flow and/or the pressure of the fluid drawn off via a member for manually controlling the regulating member, the valve comprising an electronic device for displaying data concerning the amount of fluid contained in a cylinder which is connected to the valve, the electronic display device comprising a member for acquiring, storing, and processing data, and at least one data display connected to the data acquisition, storage and processing member.

To provide a filling apparatus in which when a pipe joint of a filling nozzle and a vehicle side filling port (receptacle) are connected with each other, a lever surely positions outward a swelling portion at an end of a clutch and a condition that the selling portion at the end of the clutch engages an engaging recessed portion of the receptacle is maintained, which allows a condition that the pipe joint of the filling nozzle and the vehicle side filling port (receptacle) are connected with each other to be continued. The filling apparatus (100) including: a storage tank (50); a filling nozzle (10) for filling hydrogen from the storage tank (50) via a fuel filling mechanism and a vehicle side filling port (20) to an in-vehicle hydrogen filling tank (41); a clutch mechanism (12) for maintaining a condition that the filling nozzle (10) and the vehicle side filling port (20) are connected with each other; and a lever position moving mechanism (13) for moving the lever (5) radially outward an end portion of the clutch mechanism (2) on the vehicle side filling port (20) side when the filling nozzle (10) and the vehicle side filling port (20) are connected with each other.

A system includes a valve (14) configured to operate a filling of a tank (11); and blocking device (15) that blocks access to the valve (14). The blocking device (15) is operated between a closing and an opening position by an actuator (20) governed by a wireless terminal (12). The wireless terminal (12) includes a transceiver (65) for sending a charging signal (WD) that includes a data signal portion (D) and a supply portion (W) carrying energy via electromagnetic induction, in particular a WPC (Wireless Power Consortium) signal. The blocking device (15) is configured for receiving electrical energy from the supply portion (W) to operate the actuator (20). The blocking device (15) also includes a control module (70) enabling operation of the actuator (20) according to the data signal portion (D) exchanged with a corresponding control module (60) of the wireless terminal (12).

The invention relates to a valve block (1) for a pressurised gas cylinder (20) comprising: an inner gas passage (2) providing fluid connection between a gas inlet opening (10) and a gas outlet opening (11); a gas monitoring system (3) arranged on the inner gas passage (2), making it possible to monitor and/or adjust the flow of gas circulating in said inner gas passage (2); a system for selecting and/or adjusting the flow of gas, comprising a movable operating member (4) which can be actuated by the user and engages with the gas monitoring system (3) in order to monitor and/or adjust the flow of gas exiting via the gas outlet opening (11); an electronic control system (7, 7, 8) making it possible to control an actuator device (5); an actuator device (5) capable of controlling the movement of a mobile mechanical member (6) in response to a control signal output by the electronic control system (7, 7, 8); and a mobile mechanical member (6) acting on the operating member (4) of the system for selecting and/or adjusting the flow of gas, in response to an actuation by the actuator device (5), such as to block or release the mobile operating member (4). The invention also relates to a gas distribution assembly comprising a gas cylinder (20) provided with a valve block (1) according to the invention, protected by a protective cover arranged around at least one portion of said valve block (1).

A valve for a fluid reservoir includes an inner portion configured to be arranged inside the reservoir, the inner portion including at least one portion of a sensor for measuring at least one parameter characterizing the fluid, the valve being capable of receiving information from a computer, external to the valve, the valve also includes an outer portion configured to be arranged outside the reservoir, the outer portion having an internal computer that acquires data from the at least one sensor, communicates bidirectionally with the external computer, takes into account information received from the external computer and data from the at least one sensor for controlling at least one actuator of the valve, and measures at least one current parameter in the electrical connection.

A pressurized container system for a motor vehicle includes a pressurized container configured to store a fuel, wherein the pressurized container system has a shut-off valve which is configured to interrupt, in a currentless state, a fluid connection between the pressurized container and at least one fuel gas consumer. A safety switch is configured to interrupt a power supply to the shut-off valve, where the safety switch is not an ignition switch of the motor vehicle.

A valve assembly comprising a housing and a valve, the valve being disposed within the housing, a first indexed member integral to the housing, the first indexed member adapted to be complementary to a second indexed member, and a radio frequency identification device adapted to communicate with a radio frequency receiver, the valve being configured to align with a canister, seal the canister and open in a single movement. A drug containment device having said valve assembly is also disclosed.

To provide a filling device capable of preventing that a filling nozzle is detached before depressurization is performed after filling, preventing a seal structure from deteriorating, and decreasing a risk that hydrogen gas leaks. In filling devices (100, 101) including a storage tank for storing hydrogen fuel, filling nozzles (10, 11) for filling hydrogen from the storage tank through a fuel filling system including a dispenser (60), a filling hose (45) and so on to an in-vehicle hydrogen filling tank mounted on a vehicle, and a clutch mechanism (12) for maintaining a connected state between the filling nozzles (10, 11) and a vehicle side filling port (20), and are characterized in that the clutch mechanism (12) comprises a clutch (4) for fitting the vehicle side filling port (20) by a recess/projection when the clutch (4) connects the vehicle side filling port (20), and a lever (5) for maintaining the fitting between the clutch (4) and the vehicle side filling port (20) by the recess/projection by moving in a direction that the clutch (4) and the vehicle side filling port (20) are connected with each other, the lever (5) having an engaging portion (5B), when hydrogen is filled, the clutch (4) moves outward in a direction vertical to the connecting direction via a contacting portion between the clutch (4) and the vehicle side filling port (20) and engages with the engaging portion of the lever (5).