Abstract: This connection device (D) comprises a shaft (17) which is mobile in translation, a piston (19) integral with the shaft (17), a sleeve (35) which extends around the shaft (17), this sleeve being movable between a rear position and a forward position, and locking members housed in the sleeve (35), each locking member being movable relative to the sleeve between a locking configuration and a release configuration. The shaft (17) is movable between a disconnected position in which the shaft (17) does not oppose movement of the locking members to their release configuration, and the sleeve (35) is in the forward position, and a connected position in which the shaft (17) opposes movement of the locking members into their release configuration and the sleeve (35) is in the rear position, through an intermediate position, in which the shaft (17) opposes movement of the locking members into their release configuration and the sleeve (35) is in the forward position.

Abstract: A female fluid connection element (5), configured to be coupled with a male element (4). A female body (21), which has an insertion channel (27) of the male element (4); locking elements (31) movable between positions; and a maneuvering ring (71) with an inner sleeve (75) for driving the locking element (31) to their proximal position. In order to have a small bulk and to offer particularly easy and reliable locking and unlocking, the female element (5) has a return plunger (33), returning the locking elements (31) toward their distal position, and a resilient member (43), exerting a return force to bring the return plunger (33) back toward a forward position. By being moved toward its withdrawn position, the maneuvering ring (71) drives the return plunger (33) toward a rear position, such that it does not exert a return force on the locking elements (31).

Abstract: A male element (2) of a fluidic coupling intended to be coupled with a female element. The male element comprises a ring (32), defining an annular space (38) and in which ring radial housings (60) are formed. Locking balls (62) are received in the radial housings and are able to move radially between an inward position and an outward position. The balls are retained within their respective radial housings by narrowings consisting of inner (56) and outer (57) projections provided where each respective radial housing meets the inner (34) and outer (36) faces of the ring. The ring comprises a first part (40) and a second annular part (42), which parts are secured to one another. Longitudinal slots (52) are provided in one of either the first or second parts (40 or 42) of the ring.

Abstract: A fluid coupling (R) comprising a male element (A) and a female element, a ring delimiting an inner channel of the female element (B), and a piston slidably mounted with respect to the ring (28) between a closed position and an open position of the inner channel. Between a disconnected configuration of the coupling and the connected configuration, the ring is moved rotationally with respect to the female body and the ring is held longitudinally in the female body, the piston is moved longitudinally from its closed position to its open position. The male body comprises an outer body and an inner body, the inner body delimiting an inner duct of the male element (A). During connecting, the outer body and the ring are rotationally fixed around the central longitudinal axis. In the connected configuration, the outer body and the ring are rotationally fixed. During connecting and in the connected configuration, the outer body and the inner body are free to rotate but unable to move in translation.

Abstract: This multi-couplings plate (P1) includes a locking device comprising a frame (14) fixed on the plate (P1), locking members and a drive mechanism, comprising a rotary element (18) rotatable in the frame (14), a sliding element translatable relative to the frame (14) and which cooperates with the locking members. The locking device also comprises several ratchet notches (301-309) secured to an element (18) of the drive mechanism (16) and juxtaposed in the movement direction relative to the frame (14) of the element (18) of the drive mechanism, the ratchet notches (301-309) comprising a final notch (309) and at least one intermediate notch (303-308), and a pawl movable in a housing (326) of the frame (14) and pushed back by a spring (28) toward one of the ratchet notches (301-309).

Abstract: A fluid female coupling element (11), comprising a female body (21), able to receive a male coupling element (2), a bolt (41), mounted sliding transversely between a holding position and a releasing position of the male coupling element and a plunger (51), movable between forward and rear positions. To automatically oppose the removal of the male element fitted within it, even if the male element has a reduced length, the female coupling element (11) comprises a memory ring (61), movable between an advanced position for holding the bolt (41) in the releasing position and a withdrawn position allowing the movement of the bolt (41) toward its holding position, the plunger (51) driving the memory ring (61) toward the withdrawn position when the plunger moves toward the rear position and the memory ring being in the advanced position in the uncoupled position.

Abstract: This connection device (D) comprises a shaft (17) which is mobile in translation, a piston (19) integral with the shaft (17), a sleeve (35) which extends around the shaft (17), this sleeve being movable between a rear position and a forward position, and locking members housed in the sleeve (35), each locking member being movable relative to the sleeve between a locking configuration and a release configuration. The shaft (17) is movable between a disconnected position in which the shaft (17) does not oppose movement of the locking members to their release configuration, and the sleeve (35) is in the forward position, and a connected position in which the shaft (17) opposes movement of the locking members into their release configuration and the sleeve (35) is in the rear position, through an intermediate position, in which the shaft (17) opposes movement of the locking members into their release configuration and the sleeve (35) is in the forward position.

Abstract: The invention relates to a quick coupling, made up of a male element and a female element. The male element includes a cylindrical male body, defining a longitudinal cavity, a distal mouth, and a valve movable axially inside the cavity between a forward position in which the valve closes off the mouth and a withdrawn position in which the valve does not close off the mouth. The female element includes a cylindrical female body, defining a longitudinal cavity and a distal mouth, a push-piece, and a slide valve. The male body or the push-piece delimits a fluid passage channel connecting an inside of the cavity to the distal mouth, and the passage channel, emerging inside the cavity of the male element or the female element, fits inside a circle, the diameter of which is respectively larger or smaller than that of the first and second sealing gaskets.

Abstract: A fluid coupling includes a male element and a female element, which has a gear reduction member and a main body defining a main inner channel, a plunger, and a slide valve movable between a closed configuration and an open configuration. The slide valve has an outer slide valve and an inner slide valve. In the closed configuration, the outer slide valve is in a forward position and the inner slide valve is in a forward position contacting the outer slide valve and the plunger. In the open configuration, the outer slide valve is in a withdrawn position and the inner slide valve is in an offset position. The gear reduction member is disengaged from a front stop surface on the main body, a rear stop surface on the outer slide valve, or a front stop surface on the inner slide valve during a coupling phase.

Abstract: A fluid coupling (R) comprising a male element (A) and a female element, a ring delimiting an inner channel of the female element (B), and a piston slidably mounted with respect to the ring (28) between a closed position and an open position of the inner channel. Between a disconnected configuration of the coupling and the connected configuration, the ring is moved rotationally with respect to the female body and the ring is held longitudinally in the female body, the piston is moved longitudinally from its closed position to its open position. The male body comprises an outer body and an inner body, the inner body delimiting an inner duct of the male element (A). During connecting, the outer body and the ring are rotationally fixed around the central longitudinal axis. In the connected configuration, the outer body and the ring are rotationally fixed. During connecting and in the connected configuration, the outer body and the inner body are free to rotate but unable to move in translation.

Abstract: The invention relates to a quick coupling for the detachable connection of two pipes through which a pressurized fluid flows, the quick coupling made up of a male element and a female element. The male element includes a male cylindrical body defining a cavity, a valve movable axially within the cavity, and a first sealing gasket. The female element includes a female cylindrical body defining a cavity, a slide valve movable axially within the cavity, a second sealing gasket, and a peripheral groove that houses either the first or second sealing gasket. A proximal or distal edge of the peripheral groove extends between two planes that are perpendicular to a longitudinal axis of the male or female element, respectively between a proximal plane and a distal plane, which are offset relative to one another along the longitudinal axis.

Abstract: A fluid coupling element includes a body having a rear chamber and an intermediate chamber, a main valve movable to close a main passage between the rear and intermediate chambers, a forward valve movable to close a front orifice of the inner pipe under the action of a first spring, and a safety valve movable to close a secondary passage through the main valve between the rear and intermediate chambers. During coupling with a complementary coupling element, the forward valve moves a plunger that opens the safety valve before the main valve is opened. The coupling element includes a second spring, pushing the plunger back toward a forward position in which the main valve and the safety valve are closed, and the plunger abuts against the main valve or against the safety valve.

Abstract: A coupler (R) female element (4) able to be coupled with a male element (2) for the removable fluid junction of two pipes. The female element body (20) centered on a first longitudinal central axis (X20) with an inner volume (V20) for receiving the male element. Additionally, the female element has a central plunger (44) longitudinally secured to the body and positioned within the inner volume, with a slide valve (46) movable within the inner volume around the central plunger between a forward closing position, in which the slide valve (46) cooperates tightly with the body (20) and the central plunger (44), and a withdrawn open position. The female element body (20) including an outer flange ring (22) positioned around the inner volume and having an outer radial surface. The outer flange ring has at least two passages (32), each passage being arranged through the outer flange ring and linking the outer radial surface and the inner volume.

Abstract: This fluid coupling (R) comprises a female element (A) and a male element (B) able to be inserted into the female element, the female element comprising a main body (2) that defines a main inner channel (24), a plunger (64) and a slide valve (10), movable longitudinally in the main inner channel around the plunger between a closed configuration and an open configuration of the main inner channel. The male element comprises a complementary body (30) defining a complementary inner channel (302) and a valve (304) movable in the complementary inner channel between a closed off position and a separated position. In an uncoupled configuration of the fluid coupling, the slide valve is in the closed configuration and cooperates radially tightly with the main body and the valve is in the closed position. In a coupled configuration of the fluid coupling, the valve is pushed back in the separated position by the plunger and the complementary body cooperates with the slide valve.

Abstract: A coupling element for connecting a fluid line includes a locking pin movable in translation between a first position in which it emerges from a support surface and a second position in which it is retracted relative to the support surface. The coupling element further includes a return member for returning the pin to its first position, and an unlocking ring rotatable about a longitudinal axis and surrounding the tubular body of the coupling element. The unlocking ring is mechanically coupled to the pin by means of a ball and a helical groove for guiding the ball in order to transform the rotation of the unlocking ring into a translational movement of the pin from its first position towards its second position.

Abstract: This socket element (1) for a quick connector, for joining two fluid pipes (C1, C2), comprises a socket body (2) that is able to receive a plug element inserted along a rear direction (D2), a pushing ring (40), which is mounted translatably inside the socket body, an elastic return element (78) for the pushing ring, and a primary sealing gasket (64) housed in a housing (59) of the socket element and able to cooperate with the plug element inserted into the socket body. According to the invention, the socket element (1) further comprises a slide-ring (42) arranged around the pushing ring (40) and forming a bottom and a front wall (56) of the housing (59), the pushing ring forms a rear wall (57) of the housing (59), and the pushing ring (40) being translatable relative to the slide-ring (42).

Abstract: The invention relates to a fluid coupling having coupling elements, each coupling element respectively having: a body, a main valve, movable to open and close a main passage through the body, a safety valve, movable to open and close a secondary passage through the main valve, and a plunger for moving the safety valve. To reduce leaks and reduce the pairing force, the fluid coupling is configured so that, during a pairing of the coupling elements, a sealing gasket cooperates with the body before the safety valves of the two coupling elements are moved toward their open position, and at least one of the plungers pushes its main valve back toward its open position, once the associated safety valve is in the open position.

Abstract: A coupler (R) female element (4) able to be coupled with a male element (2) for the removable fluid junction of two pipes. The female element body (20) centered on a first longitudinal central axis (X20) with an inner volume (V20) for receiving the male element. Additionally, the female element has a central plunger (44) longitudinally secured to the body and positioned within the inner volume, with a slide valve (46) movable within the inner volume around the central plunger between a forward closing position, in which the slide valve (46) cooperates tightly with the body (20) and the central plunger (44), and a withdrawn open position.

Abstract: A female fluid connection element (5), configured to be coupled with a male element (4). A female body (21), which has an insertion channel (27) of the male element (4); locking elements (31) movable between positions; and a maneuvering ring (71) with an inner sleeve (75) for driving the locking element (31) to their proximal position. In order to have a small bulk and to offer particularly easy and reliable locking and unlocking, the female element (5) has a return plunger (33), returning the locking elements (31) toward their distal position, and a resilient member (43), exerting a return force to bring the return plunger (33) back toward a forward position. By being moved toward its withdrawn position, the maneuvering ring (71) drives the return plunger (33) toward a rear position, such that it does not exert a return force on the locking elements (31).

Abstract: This fluidic coupling (R) comprises a male element (A) comprising a male body (2), a valve (20) and a spring (24) pushing the valve (20) back toward its closed position, and a female element (B) having a sealing gasket (35), a piston (38), a slide valve (34) mounted around the piston (38) between a closed position, in which the sealing gasket (35) cooperates with the slide valve (34) and the slide valve (34) cooperates sealably with the piston (38), and a retracted open position. In a coupling phase, the male body (2) pushes the slide valve (34) back toward its open position and the piston (38) pushes the valve (20) back toward its open position. The piston (38) is mounted with the possibility of movement between a rear position and a forward position. The female element (B) comprises a lever (42) for converting the movement of the slide valve (34) into movement of the piston (38).