Abstract: A coupling for joining fluid conduits includes a nut having a circumferential groove that extends at least partially along an interior surface of the nut. The nut further includes a tab opening extending through a surface of the nut for receiving the tab of a retaining clip. A cylindrical shaft extends from the nut. The retaining clip is disposed within the circumferential groove and includes a tab disposed within the tab opening of the nut. A first arc of the retaining clip extends from the tab in a first circumferential direction, and a second arc of the retaining clip extends from the tab in a second, opposing circumferential direction. The first arc includes a first knob and terminates in a second knob, and the second arc includes a third knob and terminates in a fourth knob. The second and fourth knobs are larger than the first and third knobs, respectively.

Abstract: The device connects a first end fitting to a second end fitting, particularly of a pipe. A nut is provided with a threaded bore into which the first end fitting is screwed along a longitudinal axis. In the tightened position, the first end fitting is axially stressed relative to the second end fitting housed in the nut. Rotation-proofing means are provided between the nut and at least one of the first and second end fittings hereafter referred to as the locking end fitting. The rotation-proofing means consist of at least one strip arranged around the locking end fitting. The strip comprises at least one protrusion radially penetrating into at least one concavity.

Abstract: Formation of a sterile connection includes inserting a first aseptic coupling device into a second aseptic coupling device while a locking ring of the first aseptic device is in an indexed initial position, rotating the locking ring to a secured position in which a compressive force is created and in which a first membrane from the first aseptic coupling device and a second membrane from the second aseptic coupling device can removed thereby resulting in a first a first sealing member of the first aseptic coupling device sealing with a second sealing member of the second aseptic coupling device to form a sterile fluid passageway.

Abstract: A connector structure for a fluid tube is provided. The connector structure comprises: a first connector body connected to a fluid tube; a second connector body, the first connector body and the second connector body being connectable to each other and comprising mating surfaces to create a fluid tight seal between the first connector body and the second connector body, wherein the mating surfaces comprise only vertical and/or oblique parts and are configured to press tightly against each other and form a fluid tight seal with the locking mechanism; and a locking mechanism, wherein the first and the second connector body are configured to detach from each other when the locking mechanism is not used.

Abstract: A connector assembly that can be used to connect a tension ring to a telescoping joint on a riser by using a lower set of hydraulically actuated dogs. A set of hydraulically actuated hang-off dogs on the connector assembly can be used to connect the tension ring to a diverter housing mounted on a rig. To prevent accidental disengagement of the hang-off dogs, a hydraulically actuated lock ring is used to provide a positive stop against the back of the hang-off dogs.

Abstract: A pipe fitting having a main body portion into which a retainer is inserted and which, when inserted over a pipe, a flange provided to the pipe contacts first taper portions formed to a front side of the retainer, pushes out the first taper portions, and passes by the retainer. When the main body portion is pulled off the pipe, the flange contacts second taper portions formed to a rear side of the retainer, pushes out the second taper portions and passes by the retainer.

Abstract: A ferrule for use with a nut with an internal locking mechanism includes a first tubular portion with a first end and a first outer diameter for connecting to a first object; a second tubular portion with a second end and a second outer diameter for connecting to a second object; a transition portion connecting the first tubular portion and the second tubular portion; and a plurality of pockets spaced circumferentially around the second portion to engage the internal locking mechanism of the nut.

Abstract: Locking member having a male end-piece having a collar, a female end-piece having a ring which receives the male end-piece, and two flaps configured to be pushed in through two apertures of the ring and which are blocked behind the collar following insertion of the male end-piece, each flap having an inner and outer faces connected to each other by front and rear faces, relative to the insertion of the male end-piece. Each flap has inclined portions formed on the front face and set back from a foremost portion of this front face and including a guiding portion connecting the foremost portion to the inner face and cooperating with the end of the male end-piece to guide insertion thereof, and a blocking portion connecting the foremost portion to the front face and blocking the flaps against front edges of the apertures to act counter to opening of the member.

Abstract: A clamp apparatus for holding together two abutting pipe ends, in which the pipe ends have radial flanges to facilitate the exerting of axial compressive forces on the pipe ends. The clamp includes a first strap structure and a fastening mechanism for providing circumferential compressive force on retainer segments configured to transfer the compressive force onto the flanges of the pipe ends. The clamp apparatus also includes a secondary strap structure for providing independent redundancy, relative to the primary strap, to supply back-up circumferential force onto the primary strap structure, should a failure occur in either of the fastening mechanism or the primary strap structure, to enable the clamp to maintain clamping force on the abutting pipe ends.

Abstract: A connection device may include an insertion section having an annular outer groove. A housing may be configured to receive the insertion section and a blocking element may be configured to lock the insertion section in the housing. The blocking element may have a band-shaped core and a plurality of teeth arranged adjacent in the peripheral direction along the core. Each of the teeth may include an outer tooth section and an inner tooth section. A core profile may have a core principal direction determined by a maximum diameter. The teeth may have a tooth profile which has a tooth principal direction determined by an inner flank of the teeth lying radially on an interior of the outer tooth section and the core principal direction may be inclined with respect to the tooth principal direction.

Abstract: A connecting structure connects a hollow first tube and a hollow second tube. The second tube comprises internal screw threads. The connecting structure further includes a hollow connecting sleeve connecting the first tube to the second tube. Portions of the first tube and the second tube are positioned within the connecting sleeve. The first tube is movable within the connecting sleeve in a direction parallel to an internal surface of the first tube. The connecting structure further includes a hollow connecting tube connected to an internal surface of the second tube and positioned within the first tube. The connecting tube comprises a first end having external screw threads engaged with the internal screw threads of the second tube. At least one O-ring is located on an external portion of a second end of the connecting tube, opposite the first end.

Abstract: An inner tubular portion (15) and an outer tubular portion (16) form an insertion space (14) of a plastic pipe (11) and are integrally formed on a joint main body (13). A cap (29) is connected to the outer tubular portion (16) by projection-recess engagement. A retainer mechanism (27) of the plastic pipe (11) is provided between the outer tubular portion (16) and the cap (29). A cutout portion (20) is formed in the outer tubular portion (16), and a bulging engagement portion (24) is arranged on the cutout portion (20). The outer periphery of the bulging engagement portion (24) is connected to the cap (29) by the projection-recess engagement. A restricting portion is provided between the cutout portion (20) and the bulging engagement portion (24). The restricting portion is composed of a first tapered surface (21) and a second tapered surface (25). The first tapered surface (21) is provided on the cutout portion (20) and decreases in width toward the outer end.

Abstract: The invention is a breakaway coupling for use in hoses carrying a high pressure fluid in the form of a gas. The coupling comprises four primary parts. A first part is attached to a first hose and a second part is attached to a second hose. The first part includes a threaded portion that couples with a threaded nut in a third body by an inserting and twisting movement. Axial forces generated by fluid flowing through the coupling must generate sufficient pressures to overcome the torsion forces holding the first and third bodies together. The third body is held within a fourth body housing and is permitted movement in a clockwise direction but prevented from movement in a counter-clockwise direction by a sprag clutch between the third body and the fourth body. The fourth body is attached to the second body. The invention includes means to create a lateral movement of fluid within the coupling to minimize axial backpressure forces that encourage decoupling.

Abstract: A fire hose coupling, such as a quarter-turn Storz-style coupling, comprises a substantially annular body having a first end connected to a fire hose and a second end having internal engagement lugs for connecting to lugs on another coupling. The coupling includes at least one locking lever movable between an unlocked position and a locked position, the lever locking the annular body of the coupling to the other coupling. The one or more locking levers comprise a light-reflecting surface to improve visibility of the lever. This facilitates assembly and disassembly of the couplings in conditions of poor visibility.

Abstract: The invention relates to a connection system for elongate hollow bodies (22), in particular pipes or shallow ducts in an aircraft, which includes a first connecting element (2) and a second connecting element (3) which may be mounted on mutually facing ends of elongate hollow bodies (22), wherein the first connecting element (2) includes at least one projecting element (6) which is arranged in a radial direction and, in the event of being pushed together, may be introduced into a corresponding recess (7) in the second connecting element (3), wherein between the first connecting element (2) and the second connecting element (3) there is arranged a locking means (12) which provides a detachable connection between the first connecting element (2) and the second connecting element (3). Furthermore, the invention relates to a method for connecting two elongate hollow bodies, in particular pipes or shallow ducts in an aircraft.

Abstract: A coupler for use in sealing a joint between two pipes. The coupler is comprised primarily of two center sections and two end caps. The two center sections are engagable with one another and the two end caps are engagable with the center sections. Gasket rings create seals between the two center sections as well as between the two center sections and the cap rings. The center sections are dimensioned to create a volume of space within the coupler, thus permitting the coupler to accommodate offset joints. The gasket rings between the cap rings and the center sections can be longitudinally spaced apart, minimizing the angular deflection of the coupler with respect to the pipes when the pipe joint is offset. The center sections and end caps can be lockably engaged.

Abstract: An internal tube is inserted into an external tube to align first bolt holes provided through opposed walls of the external tube with second bolt holes provided through opposed walls of the internal tube. A bolt is inserted through the first bolt holes and through the second bolt holes to connect the tubes together when the bolt holes are aligned. An error-proofing clip is mounted in the internal tube and has a tongue extending from the end thereof to reach into the external tube and block the insertion of the bolt through the first bolt holes of the external tube until the insertion of the internal tube has proceeded fully to bring the first bolt holes of the external tube and the second bolt holes of the internal tube into alignment with one another, thereby preventing a premature installation of the bolt through only the first bolt holes.

Abstract: A connector for connecting a plurality of components having cooperating faces together. The connector includes a plurality of dogs for locking the cooperating faces of upper and lower conduits together. The plurality of dogs are movable between an open position and a locked position. A hydraulic piston moves the plurality of dogs into the locked position. The connector includes an annular collar that retains the plurality of dogs in the locked position once the hydraulic piston is withdrawn. When the annular collar is removed, the plurality of dogs return to an unlocked position thereby allowing separation of the cooperating faces without snagging of the plurality of components.

Abstract: The present invention generally relates to methods and apparatus for subsea well intervention operations, including retrieval of a wellhead from a subsea well. In one aspect, a method of performing an operation in a subsea well is provided. The method comprising the step of positioning a tool proximate a subsea wellhead. The tool has at least one grip member and the tool is attached to a downhole assembly. The method also comprising the step of clamping the tool to the subsea wellhead by moving the at least one grip member into engagement with a profile on the subsea wellhead. The method further comprising the step of applying an upward force to the tool thereby enhancing the grip between the grip member and the profile on the subsea wellhead. Additionally, the method comprising the step of performing the operation in the subsea well by utilizing the downhole assembly. In another aspect, an apparatus for use in a subsea well is provided.

Abstract: An end piece for a corrugated hose contains a bushing having a front region and a rear region opposite of a longitudinal direction. The rear region is located inside the hose in a mounted state of the bushing. The front region has a collar forming a groove for receiving the free end of the hose. The rear region has a plurality of flexible tongues, which have a relief direction that is oriented perpendicular to the longitudinal direction of the bushing and directed toward the outer chamber of the bushing. A portion of the flexible tongues contains a radially projecting detent protrusion for implementing an engagement active in the longitudinal direction of the bushing. A retaining sleeve, received by the bushing with precise fit and, in the mounted state of the end piece, extends in an inner chamber enclosed by the bushing, limits the radial play of the flexible tongue.

Abstract: A pump system may include a blown-in dip tube connected to a valve body and having a connection which may include an improved blown-in dip tube connector having one or more of a lip for sealing with a blown-in dip tube, a seal ring configured to mate with a blown-in dip tube and seal therewith, a dip tube lock for mating with a blown-in dip tube, or an o-ring for providing an improved seal with a blown-in dip tube.

Abstract: The system comprises a first substantially annular seat (159) provided in a first wall (155A) defined by the first mechanical element (155); and a second substantially annular seat (161 A, 161B) provided in a second wall (153A) defined by the second mechanical element (1). When the two mechanical elements are assembled the second substantially annular seat is positioned approximately at the level of the first substantially annular seat and the second wall is inside the first wall. The connection system between the mechanical elements also comprises at least one filiform element (157) forming a member for reciprocal blocking of the two mechanical elements, which is inserted in a space defined by the two opposed annular seats. Moreover, there is also provided a forcing member (173), insertable in a space defined between two opposed surfaces belonging respectively to the first and to the second mechanical element.

Abstract: Safety collar (10) for pipe fitting (T) union (R), in which the said union (R) includes a coupling fastened to a pipe (T) end by means of a nut (D). According to the invention, the said safety collar (10) includes a first and a second brackets substantially U-shaped (10.1, 10.2), which are basically identical and in which the intermediate branch (10.3) of each bracket has a concavity as a circular arc not wider than 180° in a plane substantially orthogonal to the axis of the pipe (T), while each terminal branch (10.4) of each bracket has a through hole (10.6, 10.7) in its base, adjacent to the intermediate branch (10.3), and a tooth (10.5) projecting towards the inside of the {umlaut over (?)}-shaped bracket at its free end; the holes (10.6) drilled in the said first bracket are threaded, while the holes (10.7) drilled in the said second bracket allow the threaded shank of a respective screw (V) to freely pass through and being screwed into the corresponding threaded hole (10.6) in-the first bracket.

Abstract: A fluid line coupling includes a receiving part and a locking part connectable to the receiving part. The locking part includes a plurality of elastically resilient spring tongues engageable behind an annular collar formed on a plug-in part that is insertable into the receiving part. A securing part includes a plurality of elongate securing arms. Guide elements are formed on the securing part and the receiving part that are engagable with one another to displace the securing part in relation to the receiving part. In a securing position of the securing part, each securing arm bears against a respective associated spring tongue and prevents the spring tongue from deflecting outwardly. In this manner, the plug-in part is secured by a very high pull-out force against being pulled out of the receiving part.

Abstract: A quick-release coupling for fluid lines is disclosed which includes a connector with a connecting piece and at least one connecting pipe transversely projecting from the connecting piece, which connecting piece can be inserted into a receiving opening of a counterpart in a sealing manner and brought into locking engagement with the counterpart. To improve reliability and ease of mounting of a quick-release coupling, a force used to convert a securing device from an unlocking position to a locking position can be larger than a force used to bring the connecting piece into locking engagement with the counterpart.

Abstract: A coupling arrangement has a coupling body and a helically shaped undulated metal pipe which has an end face extending along a screw thread of its undulation. A metal holding ring is mounted on the connecting part resting against the latter, where the outer diameter of the holding ring corresponds approximately to the outer diameter of the pipe, where the end face of the holding ring facing the pipe extends along a screw thread corresponding to the screw thread of the pipe, and where the holding ring is connected in the mounted position, fixedly to the connecting part by resting fixedly and tightly against the end face of the pipe.

Abstract: The present disclosure provides a wing nut including an arcuate body, an arcuate insert, a retaining ring, and a support member. The arcuate body defines a first portion of a mounting thread and the arcuate insert defines a second portion of a mounting thread. The arcuate insert and the arcuate body are complementary to one another such that when connected, the arcuate insert and the arcuate body define an upper ring and a collar and the first and second portions of the mounting thread define a complete mounting thread for receiving a threaded male pipe end. The retaining ring is for securing the collar, and the support member is for securing the upper ring. The wing nut is designed to replace an existing wing nut on a hammer union connection that has deformed lugs. The wing nut can be safely replaced in the field without any special equipment or training.

Abstract: A plug-in connector for detachably connecting two lines has a first connector element, a second connector element, a carrier element to be fixed to the first connector element, and a latching element with at least one latching arm. The latching arm is disposed on the carrier element and when it is in a latching position, latches onto a matching latching element of the second connector element. The latching element is axially displaceable to assume a latching arm securing position and a latching arm release position relative to the carrier element. An operating element is provided on the carrier element for actuation in the latching arm release position to displace the latching arm into a separating position and which, when actuated in the latching arm securing position, retains the latching element in the latching arm securing position.

Abstract: A connecting element for a fluid connection having a housing that includes an insert region structured and arranged to axially receive a plug connector and a latching element, structured and arranged to latch the plug connector, being moveable in relation to the housing via an axial pulling movement between a first position and a second position. The connecting element also includes a safety element. In the second position, the latching element unblocks at least one space that is fillable by the safety element.

Abstract: The invention relates to a connecting device for two pipes overlapping each other in sections, particularly for a molded hose overlapping a charge-air tube, including two wedge elements cooperating by wedge engagement in such a manner that an inner circumference of the connecting device is adjustable by relative motion of the two wedge elements. The wedge members can be arranged in axial direction in an overlapping manner so as to lock the wedge members in at least one relative position.

Abstract: A coupling for a connector for fluid pipes includes a female base in which a male end-piece is inserted to produce a sealed connection. An elastically deformable C-shaped metal wire spring immobilizes the end-piece in the base. A locking sleeve is movable axially around the spring and the base between a first axial position in which the spring can deform radially towards the outside of the base, and a second axial position prohibiting the radial deformation of the spring. The sleeve has at least one radial interior recess into which the spring retracts when deformed by the end-piece in the first position. Each recess is offset axially with respect to the spring in the second position, preventing the radial deformation of the spring and thereby safeguarding the sealed connection.

Abstract: An assembly comprising a first fastener 22 which fastens against a first seat 28, a second fastener 24 which fastens against a second seat 32, and a baulking element 36, such as a spacer, disposed between the second fastener 24 and the second seat 32. The baulking element 36 is arranged with respect to the second fastener 24 and the second seat 32 such that fastening the second fastener 24 against the second seat 32 causes canting of the baulking element 36 from a non-baulking position into a baulking position in which the baulking element 36 obstructs access to the first fastener 22.

Abstract: A flange seal (10) for forming a sealed connection between a first flange (12) and a second flange (14) connected by a plurality of flange bolts (22). The flange seal (10) comprises a first portion (26) and a second portion (28). The first and second portions (26, 28) are locatable between the first and second flanges (12,14) such that a chamber (44) is defined between the first and second portions (26,28). The supply of hydraulic fluid to the chamber (44) via a hydraulic input (48) causes the first and second portions (26,28) to move away from each other such that the first and second flanges (12,14) engage against ends of the flange bolts (22) and outer surfaces (32,33) of the first and second portions (26,28) engage against end surfaces (32,33) of the respective flanges (12,14) to create a seal between the flanges (12,14).

Abstract: A threaded union includes a threaded union nut configured to couple abutting ends of a threaded nipple on a distal end of a first joint and a shouldered nipple on a distal end of a second joint and a lower wedge and an upper wedge positioned within an offset distance formed between a lower surface of the union nut and an upper surface of an enlarged section of the shouldered nipple.

Abstract: The invention relates to a quick coupling for fluid pipes, comprising: a connector with a connecting piece and at least one connecting pipe transversely projecting from said connecting piece, the connecting piece being of the type that can be introduced into a receiving opening of a counterpart in a sealing manner and brought into latching engagement with said counterpart by means of a latching means; a securing means that can be converted from a locking position in which the latching engagement is secured against unlocking to an unlocking position in which the latching engagement can be disengaged; and a fastening means to which said securing means can be fixed in at least one position.

Abstract: The disclosure relates to a quick connector for fluid lines, including: a connecting piece which is adapted to be plugged in a sealing fashion into a receiving opening of a counterpart and to be lockingly engaged, via a latch, with the counterpart, the quick connector having at least one support for supporting the connecting piece on the counterpart such that it is secured against tilting. In order to provide a certain mobility of the quick connector also in the condition of locking engagement, the support can be movable relative to the connecting piece.

Abstract: A tube coupling includes a coupling body having a stem with an end to engage in a tube and an encircling head spaced from said end. A cap is mounted on the head having an open end encircling the stem to receive a tube inserted into the cap over the stem, the cap having an internal tapered cam surface. A tube locking collet is located in the open end of the cap and includes an annular member having a plurality of resilient fingers which engage the tapered cam surface. The cap includes a sleeve having a cylindrical main portion which encircles and is mounted on the head of the coupling body. The main portion projects along the stem and a portion of reducing diameter which provides said internal tapered cam surface with which the collet engages and the cap has locking elements which engage the head of the coupling body.

Abstract: A high pressure fluid coupling assembly comprises a nipple (1) with a neck 1 a to be held in a yoke 3, which is pulled towards a socket box 2 by a lever mechanism 4. When the nipple is pulled into complete engagement with the socket, the final downward movement of the lever 6 pushes a locking plate 10 into locking engagement with the distal ends of guide bolts 5, evenly distributed about the nipple and extending from the yoke and sliding through the socket box 2 to the locking plate 10, which is in contact 10 with the side of the socket box 2 facing 13 away from the yoke. The locking plate 10, guide bolts 5, yoke 3 and socket box 2 take up the nipple/socket separating force generated by the very high hydraulic pressure instead of the arms and joints of the lever mechanism 4.

Abstract: A connecting device including a nut, a screw, a body having a bore for screwing the screw to the nut through the bore with the screw abutting an abutment surface of the body, a screw locking device for preventing loosening of the screw. According to one aspect of the invention, the locking device is adapted for axially retaining the screw into the body after unscrewing the screw.

Abstract: Devices can use various features to prevent the disconnection of connectors used in medical treatments. For example, a disconnection prevention member can have ends which hold luer connectors such that a male luer connector is prevented from separating from a female luer connector. The member can thus prevent disconnection of luer connectors that are incompletely mated.

Abstract: The invention concerns a device for connecting first and second air ducts using a connecting element for transferring an air stream between the air ducts, wherein the connecting element can assume various snap-in positions relative to the first air duct.

Abstract: The present invention relates to a multi-coupling device (1) of the plate (2) type connectable to a vehicle or apparatus and supporting a plurality of semi-couplings (3), each connected to a hydraulic line and adapted to be connected to a corresponding semi-coupling of a second multi-coupling plate for connecting said hydraulic lines with a utility. The device according to the present invention is characterized in that it also comprises means (4) for connecting and disconnecting said first plate (2) to/from said second plate, characterized in that it further comprises a hydraulic system for decompressing said hydraulic lines.

Abstract: A pipe joint locking device which prevents accidental loosening of a pipe joint after tightening and with which a sealing property of a seal portion of the pipe joint is not impaired even if a force for rotating a pipe member acts on the pipe member. The device is formed of: a first component member 11 including a mounting portion 21 to be mounted to a joint member 2 having an external thread while prevented from relative rotation, a cover portion 22 to be brought into contact with an outer peripheral face of a cap nut 5 from a lower side, and a coupling portion 23 to be brought into contact with a pipe member 3 from the lower side; and a second component member 12 including a cover portion 31 to be brought into contact with the outer peripheral face of the cap nut 5 from an upper side and a coupling portion 32 to be brought into contact with the pipe member 3 from the upper side.

Abstract: In a coupling mechanism, an inner peripheral wall of a coupling main body is inscribed with an outer side ring groove of containing an outer peripheral side edge portion of a stopper member, a stopper member introducing port formed by a width wider than a width dimension of a strip member of the stopper member is inscribed at a position of an outer wall portion of the coupling main body slightly shifted from a position of inscribing the outer side ring groove to a side of an inserting front end, the stopper member is applied with a spiral torsion such that both end portions opposed to each other of the strip member slightly carry out core deviation, an inner peripheral wall of the outer side ring groove is formed by a taper face in a state of being expanded from a rear end side to a front end side in an inserting direction, also an outer peripheral wall of the stopper member is formed by a taper face of a shape in correspondence with the taper face of the outer side ring groove, the inner peripheral wall of t

Abstract: The invention relates to a fitting for a pipe, particularly a plastic pipe or plastic-metal composite pipe, having a base body (12) having a passage (14) for a fluid, a connecting body (16), also comprising a passage (17) for a fluid and that can be releaseably connected to the base body (12), to which a pipe can be connected. Both bodies (12, 16) comprise contact surfaces (26, 28) that can be slid into each other, comprising at least one pair of opposing recesses (30, 32) forming a receiving chamber (34). The fitting further has a flexible and substantially incompressible locking element (44) that can be inserted into the receiving chamber (34) for fixing the two bodies (12, 16) to each other. At least one of the two bodies (12, 16) comprises an access chamber (36, 38) extending between an outer surface (40) of the associated body (12) and the receiving chamber (34). The access chamber (36, 38) connects to the receiving chamber (34) substantially as an extension thereof.

Abstract: The union includes a cylindrical hollow body having at a rear end means for connection to a pipe, and at a front end a tubular nozzle able to be received in a housing formed in a bore on the periphery of an injector, the body bearing means for retaining the tubular nozzle in the housing. The retaining means include two elastic tabs in an arc of circle extending on the periphery of the body concentrically with the axis (A-A) of this. Each of the tabs defines with the periphery of the said body a slot in an arc of circle open on one side. The tabs are able to co-operate with a groove provided inside the bore of the injector. The union in accordance with the invention is used to connect an injector of an internal combustion engine to a fuel return pipe.

Abstract: A retention assembly secures a hydrocarbon trap within an air intake path of an internal combustion engine. The hydrocarbon trap is positioned within a first air tube, such as an outlet duct of a clean air filter. A second air tube, such as an inlet portion of a clean air duct assembly, is fitted over a portion of the first air tube to enclose the hydrocarbon trap within the first air tube. A clamp is fitted over both the first and second air tubes. A plurality of radially-extending, circumferentially-spaced protrusions that are formed on an inner surface of the second air tube pass through a respective plurality of apertures formed in the first air tube and, under radial compression exerted by the clamp, engage an outer surface of the hydrocarbon trap, thereby securing the trap within the first air tube.

Abstract: A locking device for locking a threaded pipe connection where two threaded connection units are screwed together. The locking device includes two locking rings which engage each other with corresponding teeth and notches on their first sides. Each of the two rings has a different number of teeth and notches on their second side. The two second sides, which face the connection units, are formed to engage a corresponding number of notches and teeth formed on the shoulder of the connection unit's opposite side, after the rings have been spread apart in an axial direction, while maintaining the engagement between the first and the second ring.

Abstract: The invention provides for a plug-in connector (1) for medium conduits comprising a plug-in part (4) sealingly introducible by a plug shank (6) into the receiving opening (16) of a connector counterpart (2) which is sealingly closable by latching means (18) for preventing the pull out thereof. For this purpose, a locking element (34) is movably connected to the plug-in part (4) in such a way that it locks the latching means (18) in a safety unscrewing-preventing position and releases in the unscrewing position for carrying out an unscrewing movement for freeing from locking.

Abstract: A clamp is disclosed which structurally replaces a cracked P3a weld in the piping of a BWRi's core spray line. The clamp includes upper and lower clamp bodies that are joined together by clamp bolts held by keeper nuts with crimp collars engaging the bolts. Upper and lower curved jaws of the clamp bodies contact the piping at a plurality of contact points to form gaps between the piping and curved jaws to thereby ensure that the clamp engages the piping and seals the cracked weld. Conically shaped ends of stop bolts inserted into the upper curved jaw seat into conical holes machined in the core spray line piping to prevent the piping cracked weld from separating after the clamp is installed.