Abstract: A fitting or a mounting part including an end section extending in a longitudinal direction, which end section can be pressed together with a tube for establishing a connection. The fitting or mounting part has a ring-shaped elevation on the end section forming a space, a sealing ring in the elevation and at least one flow channel in the elevation. The flow channel extends diagonally to a plane in a longitudinal direction of the end section and changes a depth of the space.

Abstract: An open end of a hollow cylindrical body receives part of a cylindrical component, where the hollow cylindrical body and the cylindrical component each having a groove, the grooves being aligned when the cylindrical component is in its intended final position with respect to the hollow cylindrical body, so that a locking ring is captured by the two grooves. The cylindrical component works together with the hollow cylindrical body to form a ring-shaped space, which extends from one of the two grooves toward the open end of the hollow cylindrical body, thus offering access for a tool to move the locking ring into its intended final position.

Abstract: A tube coupling includes a coupling body having a throughway open at one end to receive an end portion of a tube, an annular step in the throughway facing the open end to provide an end stop for a tube end, and an end cap engaging the coupling body for axial movement between forward and retracted positions on the body. The end cap has an opening for the end portion of the tube to extend therethrough and a tube locking collet in the cap to permit entry of a tube into the cap and to resist withdrawal. An annular seal is located in the coupling body adjacent the annular step, the seal having an inner annular portion with which the tube end is engageable and an outer annular portion, and a sleeve between the locking device and seal to compress the outer annular portion of the seal axially.

Abstract: In a coupling for the connection of a washing-liquid pipe in a motor vehicle to another component, a catching element (3) designed for connecting two coupling parts (1, 2) has a shell (9) of C-shaped cross section intended for gripping. Catching noses (6) project radially inwardly from the shell (9). By virtue of this, mounting and demounting of the catching element (3) are especially simple.

Abstract: A mechanism for attaching a gas controller to a water heater includes a shank that is longitudinally received in a spud attached to the water heater. O-rings serve to form a water tight seal between the interior surface of the spud and the exterior surface of the shank. Slots formed in the spud and a groove formed in the shank allow the two components to be axially locked to one another with the insertion of a retainer spring clip. The spring clip is readily removable to allow the two components to be separated without the destruction of any components.

Abstract: A coupling assembly is provided comprising a first member and a second member. The first member includes an exterior surface having one or more engagement features. The second member includes a portion for receiving a portion of the first member having one or more locking features configured to mate with the engagement features of the first member to prevent rotation of the first member relative to the second member while connected thereto. When the first member is securely retained within the second member, the first and second members comprise a coupling assembly suitable for both low-pressure and high-pressure coupling applications. Further, depending upon the circumstances and intended environment, the second member may be configured with features for quick-connect and/or disconnect from a corresponding first member.

Abstract: A quick-fitting pipe union is proposed with an insertion component, a socket component and at least one sealing element. The sealing element (7) excels by virtue of the feature that it comprises a connecting section (9) and two lips (11) that extend outward from the connecting section (9).

Abstract: The coupling includes a peripheral locking gasket for the pipe, the gasket being elastically deformable from a state in which it has a nominal inside diameter; an outer clamping ring placed on the end of the pipework element and surrounding the gasket; and a mechanism for thrusting the clamping ring axially towards the pipework element. The coupling has a spacer for holding the gasket spaced apart with an inside diameter greater than its nominal diameter before the pipe is put into place, the spacer being releasable once the pipe is in place.

Abstract: The fastening element is intended for two hydraulically communicating fitting parts (1, 2). In order to fasten a lateral fitting part (2) on the end face to an outer wall (8) of a wide fitting part (1) at a predetermined angle, the lateral fitting part (2) has, in one end region, a cavity (4) in which an inner peripherally formed groove for a spring ring (12) is located. The fastening element (7) comprises a connecting insert (9) which is mounted in this cavity (4) of the lateral fitting part (2) and which carries a threaded shank (10) with a bore (15), in order to allow hydraulics communication between the two fitting parts (1, 2). The connecting insert (9) has an outer peripherally formed groove such that a spring ring (12) is mounted unreleasably between these two grooves.

Abstract: A coupling arrangement connects two elements with each other. The coupling arrangement includes a plug element and a bushing element which are configured in such a manner that they can be plugged together and locked in position by means of an expandable retaining ring. An axially movable release arrangement cooperates with the retaining ring in order to release the locking mechanism. The coupling arrangement is characterized in that the release arrangement (41) comprises a release sleeve (43), which can be closed with a cover (51) on its side facing away from the bushing element (5), and that a blocking device (55) is used to prevent an inadvertent release of the coupling.

Abstract: A retainer ring connector comprised of a ring situated between matching spokes on both the male and female members of a hose coupling. The ring is contained behind the outwardly extending spokes on the male member. When the male member is inserted into the female member, spokes on the inside of the female member pass between the spokes of the male member and are forced over the ring element which compresses sufficiently to allow the spokes to pass. After the spokes of the female member pass over the compressed ring member, the ring member expands and prevents the male and female members from disengaging and backing away from each other. The spoked retainer ring connector allows for complete rotational movement with preventing the male and female members from separating.

Abstract: A quick connect/disconnect coupling assembly includes (a) a female coupling member; (b) a male coupling member including an annular rib; (c) an expandable locking ring carried by the female coupling member, where the locking ring has an unexpanded inner diameter that is less than the maxinium diameter of the annular rib, and has an inner diameter slightly larger than the maxinum diameter of the annular rib when expanded; (d) a rotatable dial carried on the male coupling member; and (e) a mechanical actuator including an axial lever coupled to the dial such that the axial lever extends radially outwardly upon rotation of the dial in a first direction to uncouple the male coupling member from the female coupling member, and retracts inwardly with respect to the male coupling member upon rotation of the dial in an opposite direction to couple the male coupling member to the female coupling member.

Abstract: A coupling for connecting a vacuum line to a body such as an autoclave to be evacuated, the coupling comprising a first part adapted to be sealingly engaged by welding upon the wall of the autoclave about an aperture therein, and having an internal bore which thus communicates with the interior of the autoclave, and a second part also having an internal bore for communication with the bore of the first part. The second part thus serves as a removable cartridge which is slidably engaged within the first part with sealing rings radially and axially sealing the two-parts together to prevent fluid leakage therebetween. The cartridge includes a spring-loaded valve. A circlip enables separation of the cartridge from the first part, and a circlip enables removal of the valve parts from the cartridge.

Abstract: Featured is a mounting device and methods related thereto for mounting the device to an object including cylindrical objects such as camera lenses, rifle scopes, telescopes, monoculars and binoculars. The mounting device includes a housing, having an exterior surface, that is to be mounted to an object and a resilient member. The housing is configured so as to include an interior passage having an inner cross section larger than that of the object to which the housing is to be mounted onto, and at least one slot extending from the housing exterior surface and into the housing interior passage. The resilient member is disposed about at least a portion of the housing exterior surface so a portion of the resilient member is positioned within each of the at least one slot in the housing and so this portion of the resilient member protrudes into the interior passage.

Abstract: A coupling assembly that includes: a) a female coupling member including a cavity opening onto its receiving end, where the cavity has an annular groove; b) a male coupling member including annular rib, the rib having a tapered leading edge, a trailing edge and a maximum diameter between the leading and trailing edges; c) a diametrically expandable locking ring carried in the annular groove of the female coupling member; and d) an annular collar slidably carried on the male coupling member axially between the trailing edge of the annular rib and the trailing end of the male coupling member, where the annular collar includes an outer circumferential surface having an outer diameter substantially equal to or greater than the maximum diameter of the annular rib and where the annular collar is slidable on the male coupling member from an unlocked position, in which the collar is positioned axially against the annular rib providing a relatively smooth circumferential surface from the trailing edge of the annular r

Abstract: A moisture-proof and dust-proof seal cap for assembly over a previously end-formed tube. The invention also provides a connector assembly which includes the seal cap that can move onto the female member by an interference fit. The seal cap is compact, easily assembled and disassembled without tools to and from the connector assembly.

Abstract: A coupling assembly for connecting two members is provided that includes a first “male” member and a second “female” member. The first member includes a release sleeve moveably mounted thereon having a rigid release portion and a flexible sealing portion. The second member is integrated into an apparatus, such as a pump, and includes a duct therethrough for receiving the first member. Upon connection of the first and second members, the flexible sealing portion sealingly engages a recessed seat portion of the second member to substantially inhibit the ingression of contaminates into the duct when the first and second members are connected. The foregoing coupling assembly is advantageous because it allows the second member to be formed directly into an apparatus. In other embodiments, the coupling assembly provides an improved release sleeve that releases the male member from both a conventional female member and an integral female member.

Abstract: An electrical conduit piece of the invention has two external threaded regions, one threaded region having a left hand threaded region and one having a right hand threaded region. This conduit piece is particularly well adapted to be used in conventional conduit systems by coupling to conventional conduit pieces through a coupling of the invention having two internal threaded regions, one threaded region having left hand threads and the other threaded region having right hand threads. A groove may be formed in the internal wall of the coupling, e.g., at or near its longitudinal center to provide an open region in which ends of conduit pieces inserted into the coupling can abut. Residing in the grooved region of the coupling is a locking rind which scores the threads of the conduit pieces at 90° preventing any tangential force from outside of the system from unscrewing one of the conduit pieces from the coupling. In a preferred embodiment, the conduit piece is embodied as a curved or elbow conduit.

Abstract: A fluid coupling includes various features. One feature is a disconnect tool that may expand a lock ring from engagement with a lock shoulder to permit the male half and female half to be separated. Another feature is to utilize geometry and structure whereby a leak would occur to indicate the condition of wear within the coupling while the coupling halves remain mechanically coupled. A further feature is to provide connection verification structure to assure that a complete connection of the male and female halves has been made. A still further feature is to provide an anti-rotational sleeve which would selectively prevent and permit relative rotation between the male half and the female half.

Abstract: A lantern having a compact configuration. The lantern has a generally cylindrical shape with a lower housing containing a fuel tank, a shut-off valve and a regulator. A cap at the base of the lower housing can be removed, providing access to the fuel tank. The fuel tank is refillable via a fuel fill valve arranged at the base of the tank. A burner tube is coupled to the regulator and extends upwards beyond the housing. A mantle, which when lit provides illumination, is removably coupled to the upper end of the burner tube. A generally conical reflector is arranged around the burner tube below the mantle and above the regulator. A glass globe is arranged around the burner tube/mantle assembly and a ventilator cap is arranged above the globe. The ventilator cap attaches to rails which extend up from opposite sides of the lower housing and can be readily removed to access the mantle.

Abstract: A swivel coupling for attachment to a hose. The swivel coupling comprises a sleeve defining an aperture sized to received a retainer clip. The hose is formed with convolutions so that the retainer clip may be attached to the hose. When the hose is inserted into the sleeve, the retainer clip may be inserted into the aperture to secure the hose against axial movement yet the allow the hose to swivel.

Abstract: A connector for connecting two tubular members has a pin and a box, the box having a bore that receives the pin in stabbing engagement. The bore having a grooved profile, and a split lock ring mounted to the pin, the lock ring snapping into engagement with the grooved profile in the box when the box and pin are stabbed together to lock the tubular members together. An annular wedge shoulder is located on the pin axially spaced apart and facing a rim on the box. The wedge shoulder and rim are inclined relative to each other, resulting in a closer axial distance between them at outer diameters of the pin and box than farther inward. An annular recess is located on the pin at an inner portion of the wedge shoulder, the recess having an inner wall facing outwardly.

Abstract: A metallic connection piece for an all-metal heat exchanger is capable of being used for a plastic hose coupling. The connection piece (20) has a double bead as a stop region with two integrally formed anti-twist retaining means (26, 27) that engage into axial grooves (40, 41) of a hose coupling (31) and ensure fault-free mounting.

Abstract: An insert coupling for connecting a flexible pipe section to another part comprises a housing with a first cylindrical bore, a sealing ring, which is effective between the flexible pipe section and the cylindrical bore, a clamping bush with a cylindrical inner surface, which in the region near the insertion side is followed by a conical part, and a clamping ring, accommodated in the clamping bush and provided with at least one radially inward projecting tooth. The conical part of the clamping bush by way of the clamping ring exerts a clamping force on the flexible pipe section when a load occurs on the flexible pipe section in the axial direction towards the insertion side. The clamping ring is formed as a ring cut through substantially in the axial direction at one point.

Abstract: A quick-action connector assembly including a male member, a female member, a latching indicator member substantially fitted within the female member, a first engaging device for permitting engagement of the indicator member and the male member upon insertion of the male member into the female member, to move the indicator member with the male member, and a second engaging device for substantially inhibiting rotation of the indicator member relative to the female member, prior to the insertion of the male member into the female member, and for disengaging the indicator member and the female member from each other, to permit the rotation of the indicator member relative to the female member, on the basis of the movement of the indicator member with the male member, after an annular protrusion formed on the male member has been latched in engagement with a latching projection of at least one elastically deformable latching arm provided on the female member as a result of the insertion of the male member into th

Abstract: A fluid line with a filter insert. The fluid line is adapted for efficient, safe transfer of fluids for fueling of vehicles. The fluid line includes a tubular housing with a filter element positioned therein. The fluid line also includes a slide-over or threaded sleeve arranged on a housing of the fluid line. The sleeve is mounted such that it can be readily moved for exchanging the filter element.

Abstract: A coupling for joining pipe segments together is disclosed. The coupling is derived from a standard fitting and has a housing with a socket and a first expanded region adjacent to the socket and a second expanded region adjacent to the first expanded region. A sealing member is positioned in the first expanded region and a retainer is positioned in the second expanded region. A flange turned inwardly on the second expanded region captures the sealing member and the retainer. The retainer has a plurality of radial teeth angularly oriented to engage a pipe and prevent its removal from the coupling. Each tooth has a stiffening rib arranged lengthwise along the tooth.

Abstract: A coupling comprising a swivel stake nut or other connecting end portion rotatably coupled to a stem portion, and a jam nut or other stabilizing apparatus mounted upon or otherwise attached to one of said connecting end portion and stem portion in stabilizing relation to the other thereof, for inhibiting axial, rocking and/or rotational movement of the components during pressurized operation of the device with impulse cycling when coupled to hose or other fluid transfer component and an associated equipment port, in the absence of a separate adapter.

Abstract: A sanitary appliance (1) has a location space (3), which is cut out of a housing (2) and intended for a cartridge (4) containing the control elements. A base (6) closes off the location space (3) in a downward direction. A water supply pipe (11) is detachably fastened in a bore (25) of the base (6). The water supply pipe (11) is axially locked by a conical tension spring (21) disposed in a location space (19) of the base (6). The tension spring (21) is applied by its smaller-diameter end with frictional engagement against the outer surface of the water supply pipe (11). With its larger-diameter end the tension spring (21) is supported against the base of the location space (19). The conical lateral surface of the tension spring (21) widens towards the outer end of the water supply pipe (11). In said manner, smooth water supply pipes may be fastened through simple insertion into the otherwise already completely assembled sanitary appliance.

Abstract: A coupling assembly for connecting two members is provided that includes a first “male” member and a second “female” member. The first member includes a release sleeve moveably mounted thereon having a rigid release portion and a flexible sealing portion. The second member comprises at least one of an integral coupling member integrated into an apparatus, such as a pump, and an independent coupling member. Upon connection of the first and second members, the flexible sealing portion sealingly engages a mating surface on the second member to substantially inhibit the entry of contamination into an area between the first and second members when connected. The present invention provides an improved release sleeve that releases the male member from both an independent female member and an integral female member.

Abstract: The fastening element is intended for two hydraulically communicating fitting parts (1, 2). In order to fasten a lateral fitting part (2) on the end face to an outer wall (8) of a wide fitting part (1) at a predetermined angle, the lateral fitting part (2) has, in one end region, a cavity (4) in which an inner peripherally formed groove for a spring ring (12) is located. The fastening element (7) comprises a connecting insert (9) which is mounted in this cavity (4) of the lateral fitting part (2) and which carries a threaded shank (10) with a bore (15), in order to allow hydraulic communication between the two fitting parts (1, 2). The connecting insert (9) has an outer peripherally formed groove such that a spring ring (12) is mounted unreleasably between these two grooves.

Abstract: A plastic fitting for plastic tubing is disclosed. The plastic fitting comprises a main body (10) having a tip sleeve (16) at one end of and an externally threaded portion (14) at the other end thereof, a cylindrical cap nut (20, 52, 64) threadedly attachable to the main body (10) in a manner to compress a flared end (36) of the plastic tubing down against the tip sleeve (16) of the main body, and a resiliently deformable split ring (30, 42, 60) that resides within an annular internal recess (28, 50, 72) in the cap nut (20, 52, 64) for retaining the flared end (36) of the plastic tubing in position around the main body tip sleeve (16). The resiliently deformable split ring (30, 42, 60) includes a plurality of inwardly facing bosses (38, 46) that cooperate with respective spaced apertures (40) formed in the plastic tubing flared end (36).

Abstract: A quick connect coupling generally comprises a housing having an axial bore extending inwardly from an entrance and increasing in diameter moving into the housing. A tube has a tube bead of increased diameter spaced from an inner end of the tube and is insertable into the bore. A generally annular radially expandable collet disposed within the bore expands upon insertion of the tube and contracts onto the tube outwardly of the tube bead. The collet functions as a wedge between the tube bead and the increasing diameter portion of the housing, thereby retaining the tube within the housing. In one embodiment, a spring disposed within the housing biases the collet toward the entrance of the housing, ensuring proper position of the collet in extreme conditions. The inventive collet allows smaller tube bead diameters to be used.

Abstract: A quick-connect coupling for non-rotatably connecting a hose to a male stem member is made of plastic and in accordance with a first embodiment includes a plastic fitting body on which is mounted a plastic annular cap having depending lugs. The cap is welded or otherwise fixed to the end of the fitting body. A collet is slid into the annular cap. The collet has depending arms which nest between the lugs on the annular cap so that the collet does not rotate. Detents on the arms seat in a groove on the male stem member to retain the stem member within the fitting body. In accordance with a second embodiment, the fitting body is in the form of a unitary female member which utilizes a substantially C-shaped resilient detent inserted radially through a slot in the female member to retain the male stem member therein by seating in a circumferential groove in the male stem member.

Abstract: A quick connector for connecting fluid lines includes a first connector having a housing for receiving a spool carrying conduit. The spool sealingly engages an endform on the conduit. At least one seal element and a retainer ring are pre-mounted in a bore in the housing and engage the spool to form a seal between the inner surface of the bore in the housing and the spool and to retain the spool in a fully inserted position in the housing. A method of assembling the quick connector is disclosed in which a stuffer pin is preassembled with the retainer ring mounted at a compressed diameter within a retaining collar on one end of the stuffer pin and the seal element mounted the stuffer pin. The stuffer pin is inserted into the bore in the housing until the seal element snaps into one groove in the bore and the retainer ring engages another groove in the bore in the housing.

Abstract: The present invention provides a pipe joint including: a socket mounted to a fluid pressure device; a joint main body to which a tube is connected; a stud having a base end portion connected to the joint main body and a tip end portion that can be connected to the socket; and an elastic clip for locking the stud and the socket in a connected state, in which the clip has a pair of paired members which extend in parallel with each other and can be opened and closed elastically and an operating portion for opening and closing the paired members, the socket has a pair of clip housing grooves into which the pair of paired members of the clip are fitted, and the stud has a tapered face for elastically spreading the paired members of the clip in the housing grooves as the stud is inserted into the socket and a locking groove into which the paired members of the clip are fitted and locked.

Abstract: This present invention provides a device for retaining an inflator within an air bag module housing in a sealing manner. In a first embodiment, the device comprises an inflator seal member and an inflator seal retainer. The inflator seal member is disposed about an outer surface of the inflator by disposing the inflator through a central opening formed in the inflator seal member. The inflator seal member further has a flange which is received within a retaining groove formed in the module housing for partially locating the inflator within an internal cavity formed in the module housing. The inflator seal retainer is designed to provide high quality seal retention between the inflator and the module housing. In a broad sense, the inflator seal retainer comprises a symmetric star shaped member having spring-like properties. The inflator seal retainer is formed so that it includes a plurality of peaks radially disposed about an opening defined by the inflator seal retainer.

Abstract: An air-pressure joint 1 comprising a pipe main body 2 made of a rigid thermoplastic resin and a release ring 3 made of a rigid thermoplastic resin inserted from one opening of the pipe main body, wherein the release ring includes a slip-off preventing protrusion 13 on an outer circumferential surface of its insertion site; and the pipe main body 2 includes a ring-shaped sealing portion 9 made of an elastic resin and integrally formed on an inner circumferential surface thereof, an insertion mouth pipe portion 7 made of a rigid rigid resin, coaxially disposed to abut one opening side portion of the pipe main body 2 and forming a recess groove 10 on an inner circumferential surface of an abutting portion thereof for stopping the slip-off preventing protrusion 13 of the release ring 3, and a ring-shaped connecting portion 8 made of a rigid synthetic resin and integrally molded to an outer circumferential surface of the abutting portion of this mouth pipe for connecting the insertion mouth pipe portion 7 to the p

Abstract: A spline for joining irrigation tubing includes an elongated body portion. The body is configured to be inserted into and substantially fill a channel formed by aligning an interior channel in a female tubing end and a corresponding exterior channel in a male end. One or more serrations or slots in the body facilitate bending the body into annular channels. The end of the body is tapered to facilitate its insertion, including a taper along its length (such as on the side opposite the serrations), and a gripping portion on the spline further facilitates insertion and removal. Related methods are disclosed.

Abstract: A bellmouth with a joint including a cylindrical-shaped portion having a first opening disposed at its one end so as to spread in a trumpet-like shape, a second opening disposed at the other end of the cylindrical-shaped portion, an inclined cylinder which is formed adjacent to the second opening which is larger in diameter on a deep side than on an end face thereof, a securing stepped portion formed on a rear surface of the inclined cylinder, and a plurality of projecting portions respectively provided at a rear portion of the inclined cylinder.

Abstract: A synthetic resin pipe with a joint, includes a first pipe end portion to be connected, having an open guide cylinder, a large-diameter cylindrical portion formed in a deep portion thereof continuous with the open guide cylinder and having a diameter larger than front and rear walls extending in an axial direction of the synthetic resin pipe, and an outwardly facing projection disposed in a portion of the large-diameter cylindrical portion. A separately produced engaging ring including an inclined guide surface, having a large inside diameter on a width-direction one end face side thereof and having a small inside diameter on a deep side thereof, the engaging ring further including a securing stepped portion formed on the deep side thereof, a plurality of cut-out portions, respectively formed by cutting out the inclined surface, and a projection projecting from a portion of the outer peripheral surface of the engaging ring.

Abstract: The invention provides a one-piece flex pipe connection that has a bend, and any angle to a termination of a thread, groove or a 360° swivel flange. Additionally the invention provides a flex pipe coupling with a bend and with one end having a groove clamp connection and the other having a thread, groove or the 360° flange swivel. The last piece is a 360° bend swivel to a thread, groove or a 360° flange swivel. A preferred flex pipe coupling apparatus has a connector body with angularly related ends and with a central portion between the ends. At least one of the ends has a cylindrical recess. A shoulder at an axial end of the recess near the central portion cooperates with an end of a flex pipe inserted in the recess. An annular seal receiver in the cylindrical recess near the shoulder holds a resilient seal for sealing the end of the flex pipe.

Abstract: A lantern having a compact configuration. The lantern has a generally cylindrical shape with a lower housing containing a fuel tank, a shut-off valve and a regulator. A cap at the base of the lower housing can be removed, providing access to the fuel tank. The fuel tank is refillable via a fuel fill valve arranged at the base of the tank. A burner tube is coupled to the regulator and extends upwards beyond the housing. A mantle, which when lit provides illumination, is removably coupled to the upper end of the burner tube. A generally conical reflector is arranged around the burner tube below the mantle and above the regulator. A glass globe is arranged around the burner tube/mantle assembly and a ventilator cap is arranged above the globe. The ventilator cap attaches to rails which extend up from opposite sides of the lower housing and can be readily removed to access the mantle.

Abstract: A coupling assembly for conduit or pipe comprising a first coupling member, a second coupling member and a locking member. The first coupling member is optionally a tubular component and the second coupling member or coupler is optionally a belled component. The present invention is also optionally provided with an annular sealing member.

Abstract: The invention relates to a detachable rapid-action coupling device designed to receive a tubular plug-in element (3) having a circular retaining rib (4). Said device comprises a receiving housing (1) having a cylindrical receiving space (6) for introducing the plug-in element (3) and a separate retaining element (2) made of hard-elastic plastic material and having elastically expandable retaining edges (17) facing inwards in the shape of an arc of a circle, which edges serve to engage the retaining rib (4) from behind after the plug-in element (3) has been introduced. The retaining element (2) can be pushed in from the outside in an opening (11) of the housing wall (5) to release the plug-in element (3). The receiving space (6) consists of three stepped sections. The housing (1) is embodied as a two-part structure. In order to move the opening (11) for pushing in and releasing the retaining element (2) into a better position, if necessary, when only limited space is available.

Abstract: The invention relates to a quick release coupling device comprising an annular groove (4) formed on the inner face of one of the hollow bodies, a projecting part (6) formed on the other hollow body (2) and a force transmitting member (5) engaged with the groove and the projecting part (6). A shoulder (23) is provided for fixing the force transmitting member (5) to hinder the loosening of the coupling under loading. The inventive device is advantageous in that its design and use are straightforward while meeting the requirements related to safety and ease of cleaning.

Abstract: A plug-in coupling for pressure application systems, including a receiving component, a connector component with a connecting shaft, an expanding cylinder supported on the connecting shaft between a radial step and a limit stop, and a spring unit initially supported on the expanding cylinder. The receiving component defines an opening and has a holding element, which is biased in a closed position and movable to an opened position. The connecting shaft of the connector component can be inserted into the opening of the receiving component along an insertion direction thereby engaging the radial step with the holding element to prevent loosening of the connector component from the receiving component. In this position, the expanding cylinder is located between the spring unit and the limit stop.

Abstract: A flexible pipe connector having a first cylindrical member defining an annular restricting groove and a radial-expansion restricting portion, a second cylindrical member defining an annular attachment groove, and a retaining member fitted to the annular attachment groove, the radial-expansion restricting portion restricting a radial-expansion of the retaining member via contact with the retaining member in a radial direction so as to prevent a withdrawing movement of the retaining member from the annular attachment groove, wherein the second cylindrical member is configured to be inserted into the first cylindrical member and withdrawal of the retaining member permits removal of the first cylindrical member from the second cylindrical member.

Abstract: A connector includes a body and a clip for fitting on the body. The body has a hose connecting portion and a pipe receiving portion. The pipe receiving portion is adapted to receive a pipe therein and includes a clip fitting part. The clip fitting part has an engaging hole for engagement with an engaging claw formed on the clip. The engaging claw moves from a protruded position for preventing removal of the pipe to a withdrawn position for permitting removal of the pipe from the pipe receiving portion as the operator forces the clip to be enlarged. An enlargement restraining device is provided that is operable to restrain the enlargement of the clip within a predetermined range, so that the clip can reliably resiliently return to the protruded position when the clip is released after the pipe has been removed from the pipe receiving portion.

Abstract: A tube/casting assembly and method according to which an axially-projecting cylindrical flange projects from one end of a tubular casting over which an end portion of the conduit extends. A groove is formed in the casting for receiving the end portion and a retainer secures the end portion of the conduit in the groove.