Abstract: An elongate connector for subsea connection of cables and the like to wind turbine generators has a plurality of locking elements arranged on ramp surfaces and held in a plurality of cages on the connector. The cages are moveable to move the locking elements along the ramp surfaces between an engaged position and a disengaged position and the plurality of cages are moveable independently of each other. A release collar is provided, which can move all the cages simultaneously to the disengaged position, in order to allow removal of the connector.

Abstract: A welding torch system includes a diffuser assembly that includes a locking mechanism to receive a contact tip. Additionally, the welding torch system includes the contact tip, which includes locking elements configured to interact with the locking mechanism of the diffuser assembly to secure the contact tip within the diffuser assembly. Further, the contact tip is rotated within the diffuser assembly to securely align the locking elements with the locking mechanism.

Abstract: In a connector for a fluid line having a connector housing which has a fluid duct extending away from a first opening, a locking device having a locking housing and a locking element is provided in the region of the first opening. The locking housing encloses the connector housing with respect to the fluid duct such that an annular gap which is intended for receiving a substantially cylindrical connection piece is formed between the connector housing and the locking housing. The locking housing has a cutout through which the locking element projects into the annular gap by way of a respective holding portion.

Abstract: An assembly includes a tubular body having an axis, an axial end, a bore that is axial an aperture and a retainer groove formed in the bore and contiguous with the aperture. The assembly also includes a retainer mounted in the retainer groove. The retainer has a debris shield located external to the tubular body. The retainer includes a nominal configuration wherein the debris shield is configured to close off access to the aperture and the retainer groove to prevent debris from accumulating therein. In addition, the retainer includes an expanded configuration wherein the debris shield is not configured to completely close off access to the aperture and the retainer groove.

Abstract: A surgical fastener applying device for releasable connection to an end effector is provided. The surgical fastener applying device includes an elongated body portion having an outer tube and an inner shaft assembly. The inner shaft assembly defines a non-circular bore in a distal end thereof. The inner shaft assembly is longitudinally movable through the outer tube. The outer tube and the inner shaft assembly define corresponding openings extending radially therethrough. The surgical fastener applying device includes a detent movable within the openings of the elongated body portion. The detent floats between the end effector and the elongated body portion to enable selective connection between the end effector and the elongated body portion.

Abstract: The expandable telescopic baton (1) consists of the handle (2), the central tube (5) with secondary locking member, of the end tube (6) with terminal locking member, of the button (4) and of the release rod (8). The locking member comprises at least two lever segments of the first order (9, 9?), whose first tilting arms (11) bear the radial projections (10) securing the tubes (5, 6) in the extended position, the second tilting arms (12) extend inside the tubes (5, 6), and the tilting means comprising the tilting edge (15) ensures the tilting of the segments (9, 9?) against the inner wall of the tube (5, 6). The release rod (8) passing through the locking tilts over the segments (9, 9?), thus extending radial projections (10) from the internal radial grooves (7, 7?).

Abstract: A quick coupler assembly includes inlet and outer valve parts axially spaced inside a housing unit. The inlet valve part has an inlet chamber. A quick release locking sleeve is sleeved on the housing unit to control locking elements for engaging/disengaging a pipe connector inserted into the outlet valve part. An inner slide sleeve sleeves around the inlet valve part in the housing unit and has a control chamber around the inlet valve part to communicate the inlet chamber through radial passage holes. An outer operating sleeve extends around the housing unit to move the inner slide sleeve relative to the inlet valve part, and is able to abut and immobilize the quick release locking sleeve during passage of fluid.

Abstract: A female connector and a plug-in connector comprising the female connector and a male connector that can be coupled to the female connector. The female connector includes a first end configured for being attached to a pipe or a hose and a second end configured for being connected to the male connector. The second end including elastic retention means configured for retaining the male connector inside the female connector. The female connector also includes a non-removable cover arranged at the second end of the female connector covering the retention means, preventing the retention means from being able to be manipulated from the outside of the plug-in connector.

Abstract: A quick connector is described to removably connect hydraulic equipment operating in underground coal mines, wherein two tubular bodies are coupled to each other such as to define one individual fluid passage, a tubular element is movable between a closed position and an open position in which it either blocks or allows a relative axial movement between the tubular bodies, respectively, and a safety member slides on the tubular element between at least one safety position and a freedom position, wherein it either blocks or allows the tubular element to move to the open position, respectively.

Abstract: A female pipe coupling member includes a coupling body and a sleeve 138 disposed around a cylindrical peripheral wall portion of the coupling body. The sleeve has a locking element receiving hole extending therethrough from an inner peripheral surface to an outer peripheral surface. When the sleeve is in a locking element releasing position where the locking element receiving hole radially aligns with a locking element, the locking element is received in the locking element receiving hole to assume an unlocking position. The locking element receiving hole is configured to block the locking element from passing therethrough radially outward and thus holds the locking element in the unlocking position from outside.

Abstract: A locking mechanism for a ram air turbine actuator can include at least one of spherical locking pawls configured to retain an outer member and spherical pawl rollers configured to radially actuate the spherical locking pawls by axial movement of the spherical pawl rollers.

Abstract: An electrical cable termination assembly includes a crimp body configured for electrically connecting a conductive core of an electrical cable to a conductive pin. The crimp body is further configured to receive the conductive core at a first end thereof and the conductive pin at a second end thereof. The assembly further includes a locking sleeve that is located radially outwardly of the crimp body and is movable relative to the crimp body between a locking position and an unlocking position.

Abstract: A quick disconnect incorporates a male component (nipple) and a female component (socket) that cooperate to form the fluid tight coupling. The nipple at the mating end includes at the outer surface a stepped end forming first and second diameters that are inserted into the socket. The socket includes first and second sleeves, where only the precise stepped end will fit through the sleeves and open the valve of the coupling. The internal fluid path remains identical across all variations of the stepped end and mating sleeves, and many different variations of the quick disconnect valve can be constructed with only minor changes to the stepped end and sleeves.

Abstract: The invention concerns a connector for connecting respiratory ducts together such that they are placed in fluid communication. The connector comprises a first conduit having a female connector end and a second conduit having a male connector end adapted to be received within the female connector end of the first conduit such that the male and female connector ends form a common conduit having an inner surface formed at least in part by the male connector end. The male connector has a retaining formation which is adapted to abut a corresponding formation of the female connector so as to resist separation of the first and second conduits while permitting relative rotation there-between when connected. The inner surface of the male connector may comprise a gas washed surface in use. The engagement formation is preferably a recessed area of the female connector, which may be generally annular in shape. In one embodiment, the member(s) may comprise a valve seat.

Abstract: A lock mechanism of a tubular body includes a housing to which a tubular body is mounted, a lock member locking and unlocking the housing and the tubular body, and a ring member rotatably attached on an outer periphery of the housing and moving the lock member between a lock position and an unlock position. When a locking portion of the lock member is locked to a locked portion of the housing, the lock member is retained in the unlock position. When the tubular body is inserted in the housing to unlock the locking portion and release an urging force accumulated in the lock member, the lock member moves to the lock position together with the ring member to lock the tubular body. When the ring member is slid in an axis direction of the tubular body after being locked, the tubular body can be locked with one touch.

Abstract: A female coupling device includes: a main body defining a fluid passage therethrough; and a clip member coupled to the main body, with the clip member including two opposing arms that extend from the clip member at generally a 45 degree angle relative to a mating male coupling device, the arms being positioned to engage the male coupling device when the male coupling device is mated to the female coupling device.

Abstract: A quick connector includes a connector body, a spring, a plurality of positioning balls, a push ring, a movable sleeve, a snap ring, and a locking structure. When a coupling is inserted into the connector body, the push ring is pushed the spring to press the positioning balls which press the coupling so that the coupling is locked onto the connector body. The movable sleeve is driven to return the push ring to release the coupling from the positioning balls. Thus, the movable sleeve is locked by the locking structure and cannot be moved any more so that the movable sleeve will not be driven inadvertently due to an external force and can press the positioning balls to lock the coupling so as to prevent the coupling from being detached from the connector body.

Abstract: Described herein is a method and apparatus for providing an easy-flow flushing system to flushing out an engine and an out-drive. The easy-flow flushing system may include a cap with a tubular member, a capping member, and a sleeve. The tubular member may include a first outer surface, an inner surface, a coil circumscribing the tubular member to urge a sleeve to a closed configuration, an opening along the first outer surface, and a ball bearing seated in the opening. The capping member may be coupled to the tubular member and the capping member can include a capping member end and a sealing ring disposed along a second outer surface. The sleeve may be coupled to the tubular member. The sleeve may include an inner surface, where the sleeve is formed and shaped to slide along a portion of the first outer surface of the tubular member.

Abstract: An apparatus and system are disclosed for fluid transfer. The apparatus includes a fluid nozzle having a nozzle base. A poppet is rigidly coupled with the nozzle base. The poppet includes a poppet end surface. The fluid nozzle also includes a seal ring having a seal ring end surface disposed between a pull-back collar end surface and the poppet end surface. The seal ring is movable between a first position that prevents fluid flow through the fluid nozzle, and a second position that forms an annular fluid outlet that allows fluid flow through the fluid nozzle. The fluid nozzle also includes a tubular ball ring disposed around an outer surface of the seal ring. The ball ring includes at least one opening for housing a tumbler, which is configured to engage a surface feature of a keyed receiver. The system includes a fluid receiver and the fluid nozzle.

Abstract: A coupler for connection and assembly of an irrigation system is revealed. The coupler includes a base, a connecting portion and a retaining member. The base is for mounting the connecting portion and the retaining member. The connecting portion is arranged with a first channel and a second channel. The second channel is used to receive an insert that is connected to sprayers or hoses. The coupler features on that the second channel above the retaining member is arranged with a seal ring. While the insert is pressed downward axially, the insert is first against the seal ring so as to prevent water flow from being sprayed out of a gap of the second channel between an inner diameter of the connecting portion and an outer diameter of the insert.

Abstract: A medical device that is fundamentally a releasable connection system for connecting two sections of tubing together or tubing to a medical device. It includes a male fitting further comprising a male shaft or couple and a female fitting called a socket, both structures having features to permit and provide hygienic connects with the fast or quick retention. The present invention is directed to tubing connection and disconnection apparatus. The device is used for the transport of both gaseous and liquid fluids such as oxygen, air, medicine (liquid or gas) and waste and drainage lines. It provides the medical field speed for a quick reaction to patient needs and the lower cost of the manpower/labor by medical personnel which provides savings opportunities. All this continues to provide reliable, clean and hygienic connections.

Abstract: A coupling for a medical instrument for connecting two lines, with a first coupling part, and with a second coupling part which can be inserted into the first coupling part in the longitudinal direction of the coupling parts. The coupling comprises first locking elements arranged on the first coupling part and second locking elements arranged on the second coupling part, the first locking elements being movable between a locking position, in which they engage with the second locking elements, and an unlocking position, in which they disengage from the second locking elements. The coupling further comprises retaining elements which are arranged on the first coupling part and which are movable between a retention position, in which they keep the first and second locking elements in engagement with each other, and a release position, in which the first and second locking elements can be disengaged.

Abstract: A fluid coupling element including a base body having a central axis (X-X) in which a complementary fluid coupling element is selectively received, and wherein a locking ring includes a locking ball that is capable of locking the complementary fluid coupling element relative to the base body locking ball is movable radially in the body between a locking position of the complementary fluid coupling element and an unlocking position and wherein an actuating ball of the locking ring is adapted to be pushed into an elongated housing of the base body by the complementary fluid coupling element so as to move the locking ring axially from a locking position, wherein the locking ball is locked in the locking position, to a release position and a spring for returning the locking ring to the locking position and wherein the actuating ball has a diameter greater than a diameter of the locking ball.

Abstract: A receptacle has a backward-movable floating mechanism and includes a receptacle-side slider, a first lock mechanism (first ball) functioning to couple and fix the receptacle to a plug, and a second lock mechanism (second ball, indentation) that prevents the backward movement. The plug includes a plug-side slider and an indentation. When the plug is inserted into the receptacle, the plug-side slider is prevented from moving forward by the first ball and only the housing of the plug moves forward. When connection between male and female members is complete, the first ball fits into the indentation and the plug-side slider moves forward to lock the first ball. The receptacle-side slider is pushed backward by the plug-side slider, the second lock mechanism is unlocked and the housing of the receptacle is moved backward by the floating mechanism.

Abstract: In a socket of the present invention, an incorporated plug part is disposed in a third base part. The socket is in an inserted state when an engaging portion of this incorporated plug part is engaged with a first engaged portion of an engaged part. In this state, an engaging portion of a plug is engaged with steel balls disposed in the incorporated plug part, thereby allowing the plug and the socket to be fitted to each other, so that an airtight condition is established in a pipe fitting.

Abstract: A gravel packing apparatus has first and second joints each including a sand control screen assembly having a filter medium positioned exteriorly of a base pipe and a slurry delivery subassembly positioned exteriorly of the sand control screen assembly. Each slurry delivery subassembly includes a transport tube extending longitudinally along at least a portion of the sand control screen assembly. A jumper tube extends between and is sealably coupled to the transport tube of the first joint and the transport tube of the second joint. A first locking assembly is positioned between the jumper tube and the transport tube of the first joint and a second locking assembly is positioned between the jumper tube and the transport tube of the second joint.

Abstract: A breakaway connection for a subsea riser, the connection including a tubular stabbing member having a central axis, an upper end, a radially outer cylindrical surface, a radially inner surface, and an annular recess in the outer cylindrical surface. The breakaway connection also includes a tubular female member having a central axis, a lower end, a radially outer surface, a radially inner surface defining a receptacle extending axially from the lower end, and a plurality of circumferentially-spaced threaded holes extending radially from the radially outer surface to the receptacle, wherein the stabbing member is disposed in the receptacle and coaxially aligned with the female member. The breakaway connection further includes a plurality of shear pins, wherein each shear pin is threadably disposed in one threaded hole, and wherein each shear pin has a radially inner end seated in the annular recess.

Abstract: A connector for tie back liners has a tubular housing having at least one interior locking dog window. A setting chamber having a setting piston is located in the housing. A retraction chamber is in the housing, spaced axially from the setting chamber and having a retracting piston. Locking dogs are movably coupled in the locking dog window and axially spaced between the setting chamber and the retraction chamber. An actuating sleeve has a cam surface in engagement with the locking dogs and end portions with the setting piston and the retracting piston. Linking elements are in engagement with the locking dogs and a load shoulder located in the housing. The linking elements extend through linking element windows in the actuating sleeve. A shock absorber on the end of the housing absorbs shock when the connector lands on a wellhead.

Abstract: A quick connect coupler for use with a glass container molding machine is provided, for coupling a mold member to a mold moving member. The coupler includes a first coupler member that is configured to be coupled to one of the mold member and the mold moving member, and a second coupling member. The second coupling member is configured for being coupled to the other of the mold member and the mold moving member. The first coupler member includes a first coupler body and at least one grip member movable relative to the first coupler body between a second coupler engaging position and a second coupler release position. A non-threaded grip engaging member is movable between a grip engaging position wherein the grip engaging member holds the grip member in a second coupler engaging position and a grip releasing position in which the grip engaging member permits the grip member to move to the second coupler release position. The second coupler is selectively engageable with the first coupler member.

Abstract: The coupling element is characterized by the locking pieces, on the coupling element and on the nipple element, with circumferentially extending projections which viewed in cross-section are substantially serrated (or roof-shaped) and which extend around a part of the whole circumference of the locking pieces. The coupling element and the nipple element are elastically deformed during the inserting operation and lock in place one after the other. At least one circumferential section of the locking pieces, of the coupling element and of the nipple element, is free of serrated (or roof-shaped) projections and has guides for the twist-proof inserting operation.

Abstract: Quick connect fluid connectors are described that can be used to connect a first fluid system to a second fluid system for transferring fluids between the first and second fluid systems. The connectors include an eccentric mounted roller mechanism disposed within a slot in a main body and that is in continuous engagement with front and back walls of the slot. The eccentric mounted roller mechanism is used to actuate connection collets when the eccentric mounted roller mechanism is rotated. Since the eccentric mounted roller mechanism is in substantially continuous contact with the front and back walls, this ensures a smooth actuation of the main body and the connection collets without any lost motion.

Abstract: Disclosed is a gas release device that is adapted to be secured to an inflatable article. The device includes an container, which can be a commercially available gas bottle, a salinity sensor, and an end cap. The salinity sensor operates an electrically fireable primer that serves to release an inflation gas from the container and inflate the article. The end cap includes a cylindrical through hole that accepts a rotatable D-ring. The D-ring is dimensioned to fit over the valve of the inflatable article. The D-ring includes a series of peripheral apertures that can be selectively aligned with a slot to create a fluid passage between the container and valve. The D-ring allows the device to be rotated between different angular positions while maintaining a pneumatic coupling between to the inflatable article and the container.

Abstract: A threaded adapter is part of a quick-to-connect and quick-to-disconnect flexible hose coupling system. The adapter may provide a low-profile securement and seal between the port and the stem portion of the quick connect coupling. The adapter in combination with the fluid valve block orifice provides a seal that is further down in the valve block than the location of seals provided by other fluid couplings. Without relying on wrenching flats, the adapter also provides effective access to the hoses for repair and therefore is a cost saving device. The adapter may be a safe, reliable, easy to connect and disconnect component in a hydraulic system and is adaptable to accommodate any coupling including those in high and low pressure fluid and other systems.

Abstract: Provided herein is an oil pan plug assembly having an elongated sleeve and a plug member. The elongated sleeve includes first and second ends and defines a longitudinal drain bore therethrough having corresponding first and second end portions, the second end of the sleeve configured to project outwardly from the exterior of the oil pan through an opening in the oil pan disposed about the sleeve, and a securement means for forming a fluid-tight seal through the opening in the oil pan when the sleeve is mounted in the oil pan.

Abstract: A connector for high amperage, AC or DC connection includes a plug and a receptacle configured to securely mate and lock with each other. Connector receptacles include a locking mechanism having a sleeve unit having a plurality of openings configured to receive a plurality of alignment members, a control unit in communication with the alignment members, and at least one extension member coupling the sleeve unit to the control unit. The control unit is configured to bias the alignment members to engage a groove in a plug in a locked position. Upon rotation of the control unit, the control unit engages the sleeve unit and allows the alignment members to freely move, thus allowing a user to connect or disconnect the plug from the receptacle.

Abstract: A quick coupling for a shaft includes a male coupling having a locking portion with a locking groove formed thereon. A female coupling includes a female body having an interior surface bounding a socket. A tapered port is formed on the female body and extending from the exterior surface to the interior surface thereof. The locking portion of the male coupling is received within the socket so that the tapered port is aligned with the locking groove. A ball bearing is disposed within the tapered port so that a portion of the ball bearing can project into the socket and into the locking groove. A locking sleeve is slidably mounted along the female body so as to cover and interact with the ball bearing.

Abstract: A coupler and plug system for air line uses which identifies properly mating components by the colors of the components. The coupler of the system includes a sleeve which is made in a chosen color. The plug of the system is made in the same color as the sleeve of the coupler. The plug and coupler sleeve may be anodized aluminum dyed in the same color. By choosing a plug which is of a matching color to the sleeve of a coupler, the user will choose a plug which properly mates with the coupler.

Abstract: A quick release connector has a body, a sealing valve and an outer sleeve. The body is hollow, is manufactured as a single piece and has a connecting end, a holding end, an air inlet chamber, a mounting recess, an air outlet chamber, multiple ball holes, multiple releasing holes, a returning spring and multiple balls. The sealing valve is movably mounted in the body. The sealing valve selectively abuts a sealing ring of the body and has an external surface, a closed end, an open end, at lease one air inlet and a pressing ring. The outer sleeve is slidably mounted around the body and has a mounting end, a pushing end, an internal surface, a spring recess, an abutting recess, a holding recess and a pressing spring.

Abstract: A pipe coupling including a female pipe coupling member (3) and a male pipe coupling member (5). The female pipe coupling member (3) includes a female member body (11), a locking element hole (13), a locking element (15), and an outer cylindrical member (17) for preventing the locking element from being dislodged from the locking element hole (13). The male pipe coupling member (5) includes a male member body (21), a displacement preventing portion (23), an engaging groove (25), and a sleeve (27). A sleeve receiving portion (19) is formed between an outer peripheral surface (12) of the female member body (11) and the outer cylindrical member (17). The sleeve receiving portion (19) has a jam preventing portion (20) on the radially outer side of an opening edge (13b) of the locking element hole opening at the outer peripheral surface (12) of the female member body (11), whereby the locking element pushed by the sleeve (27) is prevented from being jammed between the opening edge (13b) and the sleeve.

Abstract: A coupling for liquid and gas applications has a valve cartridge loaded from a front end of the coupling. The valve cartridge includes a valve body, a valve member, and a valve spring. The valve member is within the valve body and the valve spring coaxially surrounds the valve member and is disposed between the valve body and the valve member. An aperture in the valve body allows the valve member to pass through the valve body. A stop ring is disposed between the valve cartridge and the front-end portion to secure the valve cartridge in the valve cavity. The valve cartridge is secured in a valve cavity of the coupling by the stop ring. The valve member includes a valve that is opened when a mating coupling is inserted into the coupling. The valve also operates to shut off the flow when the couplings are disconnected.

Abstract: A shoe device secured to a syphon is disclosed for removing condensate from an internal surface of a rotating cylinder. The shoe device includes a shoe portion which is disposed adjacent to the internal surface of the rotating cylinder. The shoe portion defines a passageway having an upstream and a downstream end. The passageway permits a flow there through of the condensate from the internal surface of the rotating cylinder, through the upstream end of the passageway to the downstream end of the passageway. The shoe portion has a first and a second side, a surface extending between the first and second sides of the shoe portion. The surface is disposed adjacent to the internal surface of the cylinder. The shoe portion also has a leading and a trailing end and a face extending between the leading and trailing ends of the shoe portion. A clamp is secured to a distal end of the syphon and is connected to the shoe portion for clamping the shoe portion to the syphon.

Abstract: A coupler and plug system for air line uses which identifies properly mating components by the colors of the components. The coupler of the system includes a sleeve which is made in a chosen color. The plug of the system is made in the same color as the sleeve of the coupler. The plug and coupler sleeve may be anodized aluminum dyed in the same color. By choosing a plug which is of a matching color to the sleeve of a coupler, the user will choose a plug which properly mates with the coupler.

Abstract: A quick to connect and quick to disconnect fluid coupling includes a clip, a male stem having an annular clip groove adapted to receive the clip, a female port having a step groove adapted to receive the clip upon insertion of the stem into the port, and a sleeve slideably disposed about the stem adapted to abut the clip and minimize shuttling of the stem within the port. The sleeve may be biased toward the clip by a dust seal abutting a shoulder of the sleeve distal from a lead-in end of the sleeve abutting the clip. Also, the sleeve may radially retain the clip, compressed in an annular groove of the stem, and/or the sleeve abutting the clip may stabilize the clip and axially align the clip with the stem, for insertion of the stem into the port.

Abstract: A coupling according to the present invention has a socket (2) and a plug (30) that is inserted into and connected to the socket. The socket includes a socket body (10) having a first through-hole (13b) for a plug-locking element (12b) and an elongated second through-hole (13a) for a sleeve-actuating element (50), and a sleeve (50) set around the socket body. The sleeve is urged by a spring member (15) toward a position for pressing the plug-locking element (12b) against a locking recess (34) of the plug to prevent the plug from slipping out of the socket. The sleeve has a locking surface (50b) that presses the plug-locking element in the position described above. When being inserted into the socket, the plug engages with the sleeve-actuating element to move the sleeve rearward, thereby disengaging the locking surface from the plug-locking element.

Abstract: A plug-in coupling for fluidic systems, in particular for CO2- and fuel-conducting systems, including a housing (1) and a plug (2) which can be inserted into the housing (1). The plug (2) can be inserted by a plug stem (3) into a receiving opening (4) of the housing (1) in a manner sealed by at least one circumferential seal (5, 5a, 5b) and, when inserted, for it to be locked therein against release by a locking device having at least one latching element (7) arranged on the plug (2) and a latching shoulder (8) interacting with the latching element (7). The housing (1) has two-part design with an inner housing part (1a) and an outer housing part (1b), which can be connected releasably to the inner housing part (1a) so that it essentially surrounds the inner housing part (1a). In order to install it without destroying it, the latching shoulder (8) is formed at one end in an entry region (4a) of the receiving opening (4) on the outer housing part (1b).

Abstract: A quick to connect and quick to disconnect fluid coupling has a clip, a male portion having an annular groove adapted to receive the clip, a female portion, and a sealing element. The female portion has a dual function frustoconical portion adapted to compress the sealing element during joinder of the male portion with the female portion as well as to compress the clip into the annular groove in preparation of separating the male portion from the female portion. Further, a sleeve is slideably placed about the male portion and adapted to capture the clip compressed within the annular groove.

Abstract: A ball coupler having a longitudinal axis and including a male tubular endpiece; a female tubular endpiece; and a tubular sleeve extending the female endpiece and presenting slots for forming a cage for retaining balls for blocking the male endpiece in the female endpiece. A grip is coaxial about the sleeve and mounted to turn about the longitudinal axis of the coupler between at least two angular positions relative to the sleeve, the grip having a housing for each ball. A resilient return device urges the grip into its first position, including in the grip, a ring that is constrained to turn with the grip and that is movable axially relative thereto.

Abstract: A quick coupling comprises a male element (2) which can be threadably assembled to a female element (3), housing an inner tubular supporting body (8) in turn housing a bearing (11) thereon the female element (3) bears, the female element (3) including a plurality of radially extending holes (20) in which are engaged ball elements (21) which can be fitted in a circumferential slot formed in the male body (2) and being adapted to be radially locked by an enlarged portion (16) formed on an inner side of a ring nut which can be driven against an urging spring (17) pertaining to the female element.

Abstract: A plug-in safety coupling for pressure pipes consists of a coupler box with a blocking member pivotally mounted therein. The latter has a diametrical through bore in which a plug can be inserted, in a depressurized state, at an acute to a right angle to the conducting position. The blocking member can be brought into the conducting position by pivoting the plug. A cupped locking sleeve shaving a hemispherical front end is placed over the coupler box with the pivoting member. This hemispherical front end comprises a spherically extending oblong hole that extends along a great circle on the hemispherical end from the center thereof. The locking sleeve is rotatably mounted on the coupler box and is biased by a spring to such an extent that its oblong hole extends with an offset by 90° relative to the pivoting plane of the blocking member of the plug. Only when the locking sleeve is pivoted, a plug can be inserted.

Abstract: A plug-in coupling for fluidic systems, in particular for CO2-and fuel-conducting systems, including a housing (1) and a plug (2) which can be inserted into the housing (1). The plug (2) can be inserted by a plug stem (3) into a receiving opening (4) of the housing (1) in a manner scaled by at least one circumferential seal (5, 5a, 5b) and, when inserted, for it to can be locked therein against release by means of a locking device having at least one latching element (7) arranged on the plug (2) and a latching shoulder (8) interacting with the latching element (7). The housing (1) has two-part design with an inner housing part (1a) and an outer housing part (1b), which can be connected releasably to the inner housing part (1a) so that it essentially surrounds the inner housing part (1a). In order to install it without destroying it, the latching shoulder (8) is formed at one end in an entry region (4a) of the receiving opening (4) on the outer housing part (1b).