Abstract: Transporting loads is a fundamental component of intralogistics. Autonomous industrial trucks can be used for this. The autonomous industrial truck claimed according to the invention is able, by means of the implemented navigation, load receiving and load placing methods, to ensure efficient transporting of loads. The invention relates to an autonomous industrial truck having a rearwardly-directed sensor unit for detecting the load and the loading environment and implemented process sequences for approaching the load, receiving the load and placing the load.

Abstract: The invention relates to a method for controlling a homogeneous batch (1) of pressurised fluid cylinders (2) during at least part of the use cycle of said cylinders. According to the invention, each of the cylinders (2) is provided with a valve (3) having an electronic device (4) including at least one sensor (14) for measuring the pressure (P) inside the cylinder (2), a system (44) for storing/acquiring and processing data and an electromagnetic wave transmitter (34), for example using radio frequency, designed for the remote transmission of at least one of the following items of information: the identity of the cylinder (2) and the pressure (P) measured inside said cylinder.

Abstract: The invention relates to a method for controlling a homogeneous batch (1) of pressurized fluid cylinders (2) during at least part of the use cycle of said cylinders. According to the invention, each of the cylinders (2) is provided with a valve (3) having an electronic device (4) including at least one sensor (14) for measuring the pressure (P) inside the cylinder (2), a system (44) for storing/acquiring and processing data and an electromagnetic wave transmitter (34), for example using radio frequency, designed for the remote transmission of at least one of the following items of information: the identity of the cylinder (2) and the pressure (P) measured inside said cylinder.

Abstract: The invention relates to an electronic pressure gauge for measuring the pressure inside a container, particularly a pressurized gas cylinder, said pressure gauge including: at least one pressure sensor; an electronic unit designed to acquire, store and process data; and at least one information device capable of transmitting at least one item of information. The pressure gauge also includes a first radio with a reception port, said first radio being connected to the electronic unit so as to receive external data in order to modify the operation or the configuration of the pressure gauge. The reception port of the first radio is designed to read data modulated in terms of the frequency and/or intensity of an external magnetic field at a first low frequency, for example a frequency between 50 and 300 khz.

Abstract: The invention provides a method for controlling an electronic manometer for measuring pressure (p) inside a pressurized gas receptacle. The manometer comprises at least one pressure sensor, an electronic unit designed for the acquisition, storage and processing of data, and at least one information device device capable of transmitting at least one item of information (p).

Abstract: The invention relates to a tap (1) for a pressurized gas cylinder, that comprises a body (2) to be connected to a gas (G) outlet opening (3) of a gas cylinder (4), un gas (G) off-take circuit (C) including at least one gas outlet (5, 25), at least one valve (6) movable between a circuit (C) closing position and a circuit (C) opening position, at least one member (23) for adjusting the release flow of the gas (G), and a single actuation member (9) capable of interaction both with the valve (6) and with the flow adjustment member (23), characterized in that the actuation member (9) is mounted so as to be movable relative to the body (2) according to two distinct movements, said actuation member (9) being arranged relative to the valve (6) and the flow adjustment member (7) so that the two types of movements respectively control the movement of the valve (6) between the opening and closing positions on the one hand and the flow adjustment member (23) on the other hand.

Abstract: The invention relates to a method for controlling a homogeneous batch (1) of pressurised fluid cylinders (2) during at least part of the use cycle of said cylinders. According to the invention, each of the cylinders (2) is provided with a valve (3) having an electronic device (4) including at least one sensor (14) for measuring the pressure (P) inside the cylinder (2), a system (44) for storing/acquiring and processing data and an electromagnetic wave transmitter (34), for example using radio frequency, designed for the remote transmission of at least one of the following items of information: the identity of the cylinder (2) and the pressure (P) measured inside said cylinder.

Abstract: The invention relates to a method for controlling an electronic pressure gauge for measuring the pressure (P) inside a pressurised gas container, particularly a pressurised gas cylinder, said pressure gauge (1) including: at least one pressure sensor (14); an electronic unit (44) designed to acquire, store and process data; and at least one information device (34) capable of transmitting at least one item of information (P).

Abstract: The invention relates to an electronic pressure gauge for measuring the pressure (P) inside a container, particularly a pressurised gas cylinder, said pressure gauge (1) including: at least one pressure sensor (14); an electronic unit (44) designed to acquire, store and process data; and at least one information device (34) capable of transmitting at least one item of information (P). The pressure gauge also includes a first radio (34) with a reception port, said first radio (34) being connected to the electronic unit (44) so as to receive external data (D) in order to modify the operation or the configuration of the pressure gauge (1). The reception port of the first radio (34) is designed to read data modulated in terms of the frequency and/or intensity of an external magnetic field at a first low frequency, for example a frequency between 50 and 300 KHz.

Abstract: Collar for mounting a valve protection bonnet or cap on a fluid cylinder, characterized in that it comprises a first mounting portion provided with first fixing elements (2) intended to collaborate in removable attachment with a mating fixing region belonging to a valve, a second mounting portion provided with second fixing elements (3) intended to collaborate in removable attachment with a mating fixing region belonging to a protective cap, and a third mounting portion provided with bearing elements (4) intended to collaborate with an accepting region on the exterior surface of a body of the cylinder.

Abstract: An integrated valve assembly and apparatus. The assembly has a main body that includes (1) an internal gas passage for conveying gas between a gas inlet and a gas outlet; (2) a gas expansion means placed in the internal gas passage between the gas inlet and the gas outlet; (3) and a locking valve that is used for controlling the release of the gas. Also included is a rotary actuator that can be operated by the user. This rotary actuator includes a blocking means that acts on the rotary actuator to prevent rotation of the rotary actuator. The integrated valve assembly may be used in a portable equipment unit that includes a compressed-oxygen bottle on which the valve assembly is mounted, and may optionally include a protective shroud for protecting the assembly and a demand valve connected to oxygen therapy nose clips, to a flowmeter or to any other similar device.

Abstract: Integrated valve assembly (2) with a main body comprising: an internal gas passage for conveying gas between a gas inlet and a gas outlet; gas expansion means (10, 12) placed in the said internal gas passage between the said gas inlet and the said gas outlet; and a locking valve (9) used for controlling the release of the gas and comprising a rotary actuator (18) that can be operated by the user; characterized in that it further includes blocking means (17) that act on the rotary actuator (18) of the locking valve (9) so as normally to prevent any rotation of the said actuator (18). Portable ambulatory equipment, comprising a compressed-oxygen bottle (1) on which such an integrated valve assembly (2) is mounted, optionally a protective shroud for protecting the assembly (2) and a demand valve connected to oxygen therapy nose clips, to a flowmeter or to any other similar device.

Abstract: The invention relates to a portable assembly for emergency ventilation, comprising a source (1) of compressed gas equipped with a gas pressure-reducing valve device (2) with which it is possible to control the flowrate and/or the pressure of the gas issuing from the gas source (1), a respiratory assistance ventilator (3) fed with gas by said gas source (1), and a man/machine interface (4) cooperating with said ventilator (3) so as to permit regulation of at least one ventilation parameter and/or of at least one ventilation set-point. The portable assembly according to the invention constitutes an item of equipment for respiratory aid which can be used in emergency situations, is of small size and low weight, and can be easily carried by a doctor or similar, even in places where access is difficult.

Abstract: A valve having a valve body (1) including an internal chamber (21) of axis (AA) having an upstream compartment (21a) of diameter (Dam) and a downstream compartment (21b) of diameter (Dav), with Dam<Dav. A fluid inlet orifice (10) is formed in the wall of the valve body (1) and opens into the upstream compartment (21a). A piston body (2) that can move in translation along the axis (AA) inside the internal chamber (21) and which is located between the fluid inlet orifice (10) and a fluid outlet orifice, has a front face (2a) located on the same side as the fluid inlet orifice (10), a rear face (2b) located on the same side as the fluid outlet orifice, and a lateral wall (2c) located between the front face (2a) and the rear face (2b). The lateral wall (2c) has a cylindrical first portion (P1) of diameter (D1) and a cylindrical second portion (P2) of second diameter (D2), with D1<D2 and D2<Dav.

Abstract: Gas delivery valve, in particular of the demand-valve type, having a valve body (1) in which is made a main passage (11) for routing gas comprising a gas inlet orifice (12) and a gas outlet orifice (13), valve means (33) arranged on the internal passage (11) for routing gas, between the said gas inlet orifice (12) and outlet orifice (13), making it possible to control the flow of gas in the said main internal passage (11) for routing gas, a line (14) for detecting a pneumatic vacuum co-operating with the said valve means (33) in order to allow, at least temporarily, the flow of gas in the said main internal passage (11) for routing gas between the said inlet orifice (12) and outlet orifice (13). The valve further comprises a secondary passage (8) for routing gas which is fluidically connected to the main gas routing passage (11) upstream (11a) and downstream (11b) of the said valve means (33).

Abstract: The invention relates to a valve comprising a valve body (1) comprising an internal chamber (21) of axis (AA) comprising an upstream compartment (21a) of diameter (Dam) and a downstream compartment (21b) of diameter (Dav), with Dam<Dav. A fluid inlet orifice (10) is formed in the wall of the said valve body (1) and opens into the upstream compartment (21a). A piston body (2) that can move in translation along the axis (AA) inside the said internal chamber (21) and which is located between the fluid inlet orifice (10) and a fluid outlet orifice, has a front face (2a) located on the same side as the fluid inlet orifice (10), a rear face (2b) located on the same side as the fluid outlet orifice, and a lateral wall (2c) located between the said front face (2a) and the said rear face (2b). The lateral wall (2c) has a cylindrical first portion (P1) of diameter (D1) and a cylindrical second portion (P2) of second diameter (D2), with D1<D2 and D2<Dav.

Abstract: The assembly includes a body in which there is formed a bore (3) for letting in gas under pressure, containing an isolation valve (4) exposed to the gas under pressure, at least one pressure reducer (5), an element (9) for selecting and regulating the flow rate through at least one outlet (8) for gas at reduced pressure, and a tubular member (11) for controlling the isolation valve sitting on top of the body. The isolation valve is a spool (4) which can be moved back and forth in a transverse housing (26) in the body and the opposite ends of which interact directly with curved guide ramps (18, 19) formed by the tubular control member. The direct control of the isolation spool (4) by turning the tubular member (11) simplifies the architecture of the assembly and reduces the manufacturing and servicing costs thereof. The assembly is useful in transporting bottles of gas, especially of medical oxygen.

Abstract: Cutting head usable equally well with "head mixed" blowtorches (1) as with "premixed" ones, comprising a male part (6) and a female part (7), and characterized in that:(a) the end of the male part in contact with the blowtorch has a flange (20) the diameter of which is less than that of the chamber (5) into which open conduits (3 and 4) for the heating oxygen and gas of a "head mixed" torch, or the conduit for the heating mixture of a "premixed" torch, and which is crossed by at least two diametrically opposed holes (21);(b) between the male part and the female part is provided an annular passage (22) for the heating oxygen/gas mixture; and(c) in communication with the holes (21) are hollows (21a) provided in the lower protruding part of the flange, or assemblies provided in the female part, which make possible the aspiration of gas, said hollows or assemblies being in communication with the annular passage (22).