Abstract: The invention relates to a gas supply device including a supporting frame (2) housing a plurality of cylinders (3) connected such as to form a circuit (4, 5) including a first coupling end (6) connected to the cylinders (3) via a first isolation valve (7) and a second separate coupling end (8) that is connected to the cylinders (3) via a second isolation valve (9) and a pressure release valve (10), the supporting frame (2) including an interface panel (20) comprising at least one opening enabling a user to access the circuit (4, 5), characterized in that the device comprises a member (16) for manually controlling the second isolation valve (9) including a pivoting lever, and in that the interface panel (20) includes a slot (21) for accessing the lever (16), said lever (16) being movable between a first position in which the lever (16) is in the plane of the interface panel (20) or set back from the latter within the volume of the frame (2) and a second position in which at least one portion of the lever (16)

Abstract: Tap for pressurised fluid, with or without integrated pressure regulator, including a body housing a fluid circuit having an upstream end to be connected to a pressurised fluid reservoir and a downstream end to be connected to a user device, the circuit including a valve for controlling the flow rate in the circuit, the valve being controlled by a lever pivotally mounted on the body of the tap between a first state rest position and a second state active position wherein, the outer surface of the tap comprises a groove and in that, in its first position, a first portion of the lever is housed in the groove and does not protrude or protrudes slightly with respect to the outer surface of the tap, while a second portion or the lever protrudes outside the groove.

Abstract: Gas supply device comprising a frame (2) housing a set of pressurized-fluid cylinders (3) linked to a fluid circuit (4, 5) for filling and emptying the cylinders (3), the support frame (2) comprising a lower base (34) on which the cylinders (3) rest vertically and a set of uprights (30) and cross beams (31, 32, 33) forming a cage with an overall parallelepiped shape to provide lateral support for the cylinders (3) arranged in several contiguous rows, characterized in that it includes at least one rigid reinforcement bar (6) for the frame (2) arranged between two rows of contiguous cylinders (3), said at least one reinforcement bar (6) resting simultaneously on the upper surface of the cylinders (3) in two rows of adjacent cylinders (3), the reinforcement bar (6) having two extremities connected rigidly and respectively to two opposing faces of the frame (2).

Abstract: Pressure sensor having a support means extending in a longitudinal direction and bearing a pressure-sensitive element, the sensor having a threaded portion for mounting the sensor in a threaded housing in a pressurized fluid apparatus, the support means having a shoulder forming an abutment surface that is not parallel to the longitudinal axis, to allow the sensor to be positioned in a predetermined position in a direction parallel to the longitudinal direction, wherein the threaded portion is formed on a tightening nut which is separate and movable with respect to the support means.

Abstract: The invention relates to an electric arc cutting or welding torch comprising a torch body and torch head to be assembled to or disassembled from the torch body, the torch body comprising a peripheral wall and an axial housing, the axial housing comprising an orifice for receipt of at least part of the torch head, an actuator which is mobile in translation in the axial housing, at least one blocking element which is fitted so as to be mobile on the peripheral wall, the blocking element and the torch head each comprising reciprocal engagement means, the actuator being configured to maintain the blocking element spaced relative to the peripheral wall, the actuator also being configured to be displaced in the axial housing when the torch head is inserted in the orifice.

Abstract: Device for supplying gas comprising a support frame (2) housing a plurality of pressurized-fluid cylinders (3) connected to a fluidic circuit (4, 5) for withdrawing from or filling the cylinders (3), said circuit (4, 5) comprising at least a first connection end (6) connected to the cylinders (3) via a first isolation valve (7) to allow filling of and withdrawal from the cylinders (3), the support frame (2) comprising a base (34) on which the cylinders (3) rest and a set of uprights (30) and transverse beams (31, 32, 33) defining a cage of parallelepipedal overall shape to hold the cylinders (3), the frame (2) comprising, on one of the lateral faces thereof referred to as the “front” face (35), an interface panel (20) comprising at least one opening (23, 24, 25) providing access to the circuit (4, 5), characterized in that the lateral face referred to as the “rear” face (36) of the frame (2), which face is situated opposite the front face (35), is delimited by uprights (30) longer than the uprights (30) of th

Abstract: The invention relates to a gas supply device including a supporting frame (2) housing a plurality of cylinders (3) connected such as to form a circuit (4, 5) including a first coupling end (6) connected to the cylinders (3) via a first isolation valve (7) and a second separate coupling end (8) that is connected to the cylinders (3) via a second isolation valve (9) and a pressure release valve (10), the supporting frame (2) including an interface panel (20) comprising at least one opening enabling a user to access the circuit (4, 5), characterised in that the device comprises a member (16) for manually controlling the second isolation valve (9) including a pivoting lever, and in that the interface panel (20) includes a slot (21) for accessing the lever (16), said lever (16) being movable between a first position in which the lever (16) is in the plane of the interface panel (20) or set back from the latter within the volume of the frame (2) and a second position in which at least one portion of the lever (16)

Abstract: Filling connector comprising a body (2) defining an internal filling circuit (6) between an upstream end (3) and a downstream end (4), with the connector comprising an isolation valve element (7) mobile relatively to a seat (8) between an upstream position in which the circuit is closed and a downstream position in which the circuit is open, with the connector (1) further comprising a dust valve element (10, 100) positioned upstream of the isolation valve element (7), characterised in that the dust valve element (10, 100) can be moved selectively towards downstream either: a) in a first set downstream position referred to as “without contact” which opens the upstream end (3) of the circuit (6), or in b) a second set downstream position referred to as “contact” which opens the upstream end (3) of the circuit (6).

Abstract: A method for withdrawing a pressurized gas from a receptacle comprising a tap, the tap comprising a filler/withdrawal coupling for a pressurized gas receptacle designed to interact with a packaging connector in order to allow said receptacle to be filled with pressurized gas or for withdrawal of pressurized gas from the receptacle, the method comprising a) a first step of moving a dust-prevention valve downstream in order to open the upstream end of the circuit via a mechanical actuation and/or a fluidic actuation carried out by the packaging connector and b) a second step of moving an isolation valve to a downstream opening position via a mechanical actuation carried out by the dust-prevention valve and/or via a fluidic actuation carried out by the gas delivered by the packaging connector.

Abstract: The invention relates to a coupling system for a gas container, in particular a gas cylinder (9), comprising a base (1) which is designed to be fixed on a support (10), wherein the base (1) comprises a first arm (3a) and a second arm (3b), at least one of which is mobile in pivoting relative to the other, and an activation unit (4) which co-operates with at least one of said first and second arms (3a, 3b), such as to pivot at least one of said first and second arms (3a, 3b) to bring them towards one another, when said activation unit (4) is activated. The invention also relates to a support/cylinder assembly comprising a coupling system of this type, and a gas cylinder (9) retained by the arms (3a, 3b) of said coupling system.

Abstract: A filler-withdrawal coupling for a pressurized gas receptacle comprising a body defining an internal filler circuit between an upstream end designed to be connected to a packaging connector and a downstream end designed to be connected to a receptacle, the coupling comprising an isolation valve that can move relative to a seat between an upstream position for closing the circuit and a downstream position for opening the circuit, said isolation valve being moved to its upstream position by a return member, the coupling also comprising a dust-prevention valve placed upstream of the isolation valve, said dust-prevention valve being able to move relative to the body between an upstream position for closing the upstream end of the circuit and a downstream position for opening the circuit upstream end, said dust-prevention valve being moved to its upstream position by a return member.

Abstract: Gas supply device comprising a frame (2) housing a set of pressurized-fluid cylinders (3) linked to a fluid circuit (4, 5) for filling and emptying the cylinders (3), the support frame (2) comprising a lower base (34) on which the cylinders (3) rest vertically and a set of uprights (30) and cross beams (31, 32, 33) forming a cage with an overall parallelepiped shape to provide lateral support for the cylinders (3) arranged in several contiguous rows, characterized in that it includes at least one rigid reinforcement bar (6) for the frame (2) arranged between two rows of contiguous cylinders (3), said at least one reinforcement bar (6) resting simultaneously on the upper surface of the cylinders (3) in two rows of adjacent cylinders (3), the reinforcement bar (6) having two extremities connected rigidly and respectively to two opposing faces of the frame (2).

Abstract: The invention relates to a protective cap for gas container, comprising a cap body forming a protective shell delimiting an internal volume designed to accommodate all or part of the valve-assembly, and an attachment device able to pivot between several angular positions, comprising a rest position in which the attachment device is fully folded, and an attachment position in which the attachment device is completely unfolded. The attachment device comprises a three-dimensional structure comprising two arms each bearing a cutout for fixing to a support, the said three-dimensional structure comprising an interior face shaped to conform to the exterior profile of the body of the cap when the attachment device is in the rest position.

Abstract: The invention relates to a gas distribution assembly comprising a gas container (20), such as a gas cylinder, a valve unit fixed to the gas container (20) and a protective cap (1, 2, 3, 4) arranged around the said valve unit, the protective cap (1, 2, 3, 4) comprising an opening (9) in which a rotary control member (5) is housed. The opening (9) is bordered by a protruding brim (7) jutting out from the external surface of the body (2) of the protective cap (1, 2, 3, 4). The protruding brim (7) comprises a cutout (8) forming a reading window so that marks or markings (11) corresponding to gas flow-rate values can be read.

Abstract: Stopper (1) for fluid coupling and comprising a self-locking sheath (11) designed to be slipped onto a connector (2), the sheath (11) extending about a central longitudinal axis (13), the sheath (11) comprising, on its inner surface and at a first end, a tapped portion (12) designed to engage with a mating threaded portion (20) formed on the outer surface of a connector (2) so that it can be screwed onto the latter or unscrewed therefrom by rotation about a direction parallel to the longitudinal axis (13), characterized in that the tapped portion (12) comprises at least one recess (116) parallel to the longitudinal axis (13), in projection according to a plane perpendicular to the longitudinal axis (13), the at least one recess (116) being secant with the circle of smaller diameter of the tapping (12), and in that the inner surface of the sheath (11) comprises, at a second end opposite the first end, a spindle (14) extending inside the sheath (11) in a direction parallel to the longitudinal axis (13) towards