Abstract: A weighted inverted sprinkler assembly adapted for use with a drop hose of an irrigation system is disclosed. The assembly comprises a coiled weight formed from a coiled wire, a sprinkler fluidly associated with the drop hose, and a coiled weight support structure. A pressure regulator may be provided in fluid associated with the irrigation drop hose and the sprinkler. The coiled weight has a shape that is selected for use with a particular sprinkler assembly. The shape may be an elongated shape for use with an elongated coiled weight support structure, a beehive shape for use with a pressure regulator having a collar to support the coiled weight, and a pear shape for use with a pressure regulator having a flared housing. The coiled weight is preferably formed from a single coiled wire although two or more weights may be used in combination in a given application.

Abstract: A quick connect fitting kit includes a chuck having a threaded end. The chuck defines a channel. A collar has a threaded end and a sloped inner surface. The threaded end of the collar is meshable with the threaded end of the chuck to mount the collar to the chuck. A collet has a sloped outer surface. The collet is positioned within the collar such that the sloped outer surface of the collet is positioned on the sloped inner surface of the collar. The collet defines a passage. The passage of the collet is sized for receipt of a pipe. The pipe is in fluid communication with the channel of the chuck when the collet is compressed against the pipe and the collar is mounted to the chuck.

Abstract: A fluid fitting assembly is disclosed according to various embodiments. The fluid fitting assembly may comprise a fluid fitting, a fluid fitting retainer, and an alignment feature. The fluid fitting may comprise a tube and a fluid fitting flange. The fluid fitting retainer may comprise a retainer flange, wherein an inner surface of fluid fitting retainer is configured to seat against a radially outer surface of the fluid fitting flange. The alignment feature may be disposed on an outer diameter of the fluid fitting, wherein the alignment feature is located adjacent to the fluid fitting flange.

Abstract: A preassembly for a conduit fitting includes an annular fitting component and a conduit gripping device. The annular fitting component has an interior wall extending along a central axis from an inboard end to an outboard end. The interior wall includes an inboard surface having a first diameter, an outboard surface having a second diameter smaller than the first diameter, and an intermediate surface recessed from the inboard surface by an outward facing inboard radial wall and recessed from the outboard surface by an inward facing outboard radial wall. The conduit gripping device is retained within the annular fitting component and includes a projection extending radially outward of an outer circumferential surface of the conduit gripping device, and axially toward an inboard end of the conduit gripping device, with an end portion of the projection being axially captured between the inboard radial wall and the outboard radial wall.

Abstract: A pipe connection fitting includes a gasket holder ring, a flap ring and a grip ring operably coupled together. A terminal housing is configured to engage with the gasket holder, flap ring and grip ring to form the pipe connection fitting adjacent an end of a pipe. The flap ring includes a plurality of tabs extending therefrom to provide an abutment for controlling a relative position of the grip ring.

Abstract: A device with an adjustment bolt includes a bolt attachment wall, an adjustment bolt screwed with an internal thread hole of the bolt attachment wall, a locknut screwed with the adjustment bolt, a cover that surrounds the adjustment bolt and the locknut, and a stopper unit that prevents removal of the cover from the locknut. The stopper unit includes an inner circumference groove of the cover fitted around a C-shaped retaining ring, and an external circumference groove of the locknut fitting within the retaining ring. The external circumference groove includes a first groove portion having a large-diameter groove bottom that restricts contraction and removal of the retaining ring fitted within the inner circumference groove, and a second groove portion provided continuously for the first groove portion and having a small-diameter groove bottom that allows contraction and removal of the retaining ring fitted within the inner circumference groove.

Abstract: An electrical wire connector includes a connector body having a first end engageable with one or more electrical wires and a second end removably engageable with a complementary end of a mating connector, the one or more electrical wires electrically bridgeable to one or more wires of the complementary connector when the connector body is engaged with the complementary connector. The electrical wire connector further includes a movable portion configured to selectively secure an engagement between the connector body and the complementary end of the mating connector, and a shield removably engaged to the connector body to cover a portion of the movable portion.

Abstract: A connector assembly and method including a post, a port body, a post engager, an actuator and a spring assembly. The post engager is configured to engage the post in a first operating mode while the actuator is configured to release the post engager from the post in a second operating mode. The spring assembly is operably coupled to the post engager and is configured to axially bias the post against the port body during the first operating mode to facilitate an electrical ground path between the port body and the post.

Abstract: A hose coupling comprising a main body having a hose nipple section with at least one barb formed thereon, and a retention spring extending from a collar formed on the main body, the retention spring overlying a portion of the hose nipple section where the retention spring applies a clamping force on a hose that is trapped and held in position between the retention spring and the hose nipple section by the barb(s).

Abstract: The present disclosure provides a lateral external sleeve for a riser that can be preinstalled or field installed around the riser as it is deployed onto the seabed and a stress joint installed with the riser and longitudinally partially within the lateral external sleeve. The external sleeve in conjunction with the stress joint can support a laterally deployed riser in an otherwise high stress zone of the riser as it would bend due to changes in elevations and thus reduce stress on the riser. The system can act independently of a buoy-based system typically used in the art.

Abstract: This invention concerns an arrangement (3) that is comprised as a component (4.2) of an airtransport channel where the air-transport channel component (4.2) comprises two tubular sub-elements, a first sub-element (7) and a second sub-element (8), where the second element (8) has a diameter that is somewhat larger than that of the first element (7), which allows the first element (7) to be inserted into the second element (8) such that the two elements (7, 8) can be displaced relative to each other in a telescopic manner.

Abstract: A flexible dry sprinkler includes a flexible tube having an inlet attached to a first end, the inlet defining an inlet orifice operatively sealed by an inlet seal assembly. An outlet is attached to the second end of the flexible tube, and defines an outlet orifice operatively sealed by an outlet seal assembly. A flexible linkage extends from the inlet to the outlet through the flexible tube, and is constructed to operatively release the inlet seal assembly responsive to axial translation of the flexible linkage from a first position to a second position. The flexible linkage is supported by the outlet seal assembly in the first position and wherein the flexible linkage is constructed to axially translate toward the outlet when the outlet seal assembly is released.

Abstract: A water intake pipe of an ocean thermal energy conversion power plant is made by connecting a plurality of connecting sections, and each connecting section includes a plurality of steel ropes between two flange disks and covered with a soft tube material, and each connecting section is in a cage form and fixed by the flange disks, and the water intake pipe includes a support, and the closer the connecting section to the sea surface, the higher is the load-carrying capacity of each steel rope, and the steel rope closer to the sea surface has a greater tension.

Abstract: An assembly for connecting a sprinkler to a branch line of a fire suppression system includes a flexible conduit having one end attached to the branch line. The opposite end is attached to the sprinkler. An adapter is positioned between the conduit and the sprinkler. A sleeve is positioned surrounding the conduit. The sleeve may have a hexagonal outer surface and rotates freely about the conduit to prevent torque from being applied to the conduit.

Abstract: An apparatus having a hot stab having a fluid conduit connector thereon, a hydraulic hose having a connector assembly at an end thereof suitable for joining to the fluid conduit connector of the hot stab, and a sleeve affixed to the hot stab and to the hydraulic hose so as to extend over and surround the fluid conduit connector and the connector assembly. A jam nut is affixed to the tubular portion of the fluid conduit connector. The sleeve is threadedly connected to the threaded exterior surface of the jam nut. A crimp fitting is secured to an end of the hydraulic hose. A hose swivel extends around a crimp fitting and is affixed around the fluid conduit connector of the hot stab.

Abstract: A moldable plastic guard for use in a protective guard for a conduit such as a hoses, tubing, wire, cable, and fiber optics. The guard is receivable over the surface of the conduit and is attached to a nut. The nut may be used to join the end of the conduit to a fitting or other connection.

Abstract: A device for coupling an end of a hose to a member, comprises a body provided with an internal channel opening out into a chamber having quick-connection elements for connecting the end of the hose to the channel. The quick-connection elements comprise a washer with teeth disposed in the chamber and associated with a tubular disconnection pusher which is mounted to slide inside the chamber and which possesses a drive end projecting outside the body, and an opposite end for lifting the teeth. The device comprises protection elements for protecting the connection, which include a sleeve (18) possessing axially in succession: a connection portion (19) for connection to the body extending around the drive end; and a hose guide portion (20) which is secured to the connection portion via an end opposite from the body and which extends beyond the drive end coaxially with the internal channel.

Abstract: A method and apparatus are directed to reduce the load from the threads on taps on an orifice plate or orifice fitting. The apparatus includes a tap (3) having an NPT threaded end (1) and a flanged end (12) and an intermediate flange (13) which engages with a stabilizing tube (2) placed around the tap (3). In use, a stabilizing nut (1), previously threaded on the stabilizing tube (2), is unthreaded thereby forcing the stabilizing tube (2) against the intermediate flange (13) and transferring at least some of the weight off the threads (1) of the tap (3).

Abstract: A connection for a tube is formed by placing a coiled spring around an end of a tube and inserting a barbed tubular portion from a connection into the tube. The connection forces the tube to expand applying pressure against the coil spring and forcing it to expand and exert radial pressure against the tube towards the inserted tubular portion.

Abstract: A moldable plastic guard segment for use in a protective guard for a conduit such as a hoses, tubing, wire, cable, and fiber optics. The guard is receivable over the surface of the conduit and is formed as a series connection of a first guard segment and at least a second guard segment. Each of the guard segments is formed as having a generally-annular body which extends longitudinally along a central axis of the guard segment intermediate a first end and a second end defining a unit length of the guard therebetween. The body first end has an inner radial surface of a first diametric extent. The body second end has an outer radial surface of a second diametric extent configured to be receivable within the first diametric extent of the inner radial surface of the first end of an adjacent guard segment for coupling each guard segment to an adjacent guard segment in forming the guard.

Abstract: A brake hose sleeve composed of rigid plastic which has a throat structured to positively (snappingly) interfit with respect to the annular crimp cavity of the fitting into which the brake hose is sealingly attached. The throat is located at an end of the brake hose sleeve, and is characterized by an annular recess defined by an annular recess wall and a plurality of mutually spaced and axially oriented ribs. Each rib has a convex contour which interfits with the concave contour of the annular crimp cavity of the fitting.

Abstract: A protective sleeve for a garden hose includes a protective shell section having a generally tubular body with an inner bore shaped for receiving a coupling of the garden hose snugly therein. A flexible strain relief section is releasably attached to the shell section wherein the flexible strain relief section has a generally tubular body. A locking member of the strain relief section releasably attaches the strain relief section to the shell section. The locking member is receivable within an opening formed in the body of the shell section. The locking member is resiliently movable from a relaxed position in which it extends through the opening and engages the body of the shell section for preventing axial movement of the strain relief section away from the shell section, to an inwardly flexed position in which the locking member flexes inwardly out of the opening and disengages the body of the shell section for allowing relative axial movement between the shell and strain relief sections.

Abstract: A multi-part mailing assembly includes a single-layer form of detachable parts related to each other. The assembly is combined with an envelope that both exposes and secures the parts and other contents for specialized mail handling. Spaced horizontal and vertical tear lines separate the form into multiple related parts. In addition, opposite marginal edges are also perforated for continuous pin or sprocket feeding of the stock through printing equipment. Additional vertical tear lines remove the margins after printing, and transverse tear lines separate the forms from each other. The envelope secures the parts after being detached from each other into position within compartments of the envelope along with other inserted materials. Open or transparent areas allow printed information on the appropriate portion of the related part to be seen from the outside of the envelope after it is sealed for mailing.

Abstract: A pipe connector comprises a body portion 10 having a male threaded tubular portion 12 defining a cavity 14 and comprises a nut 16 with a female threaded portion 18 and an unthreaded portion 20 of lesser diameter defining a bore 22. The junction between the threaded and unthreaded portions 18, 22 is constituted by an annular seat 24 against which is received a thrust washer 26 and against which in turn is received a sealing washer 28 which bears against the end of the male threaded portion 12.A radially split collar 32 has a pair of radially extending arms 34, 36 at the split and a clamping screw 38 passing through holes in the arms 36 and 34 to receive a nut 40. A radially outwardly extending annular slot 44 is formed at the mouth of the clamping means 30 and is a snap-fit over a flange 42 on the nut 16.

Abstract: A sleeve is configured to fit slidably around a water hose. One end of the sleeve is oriented towards an end coupling, and is configured as a wrench to register with the external surface of the coupling.

Abstract: A dynamic stress relief device for a hose having an end fitting with an end collar that receives, circumferentially surrounds, and secures the hose to the fitting. The stress relief device has a mechanism which changes the combined spring moment density of the hose over the length of the device. The length of the device is in the range of three to twenty times the diameter of the hose. The design is specifically for use on hoses subject to high frequency, high cycle, reversing linear or rotary flexing which may lead to fatigue and hysteresis loss. While the invention may find use in many dynamic environments, it is especially useful in the hydraulic brake line of a vehicle.

Abstract: A high-pressure press-in fitting for a high-pressure hose connection with a quick connect screwed joint at the outside of a high-pressure purifying installation, characterized in that the press-in fitting of the quick-connect coupling, receiving the end of the hose on the side of the appliance and designed as a plug-in coupling, has in the flow-through area a molded-in verturi insert and is provided on the front end with a peripheral groove which communicates witha chemical additives-feeding cross bored hose coupling at the side of the appliance aligned with the annular groove, whereby there is communicating connection between the flow-through area and the cross-bore.

Abstract: A fuel injection line for an internal combustion engine is provided at least one of its ends with a compression nipple formed thereon by upsetting, with a sealing taper portion having a sealing surface at a taper angle relative to the axis of the nipple. The taper portion, with plastic deformation of its sealing surface, serves for sealing against a hollow taper surface, with a corresponding taper angle, of a co-operating portion which is harder than the sealing surface of the nipple. Its rearward bearing surface which is intended for bearing against a hollow taper surface of a cap nut for fixing the nipple is in the form of a spherical segment which blends into the outside peripheral surface of the adjoining pipeline by way of a rounded portion.

Abstract: A structure in which a small-diameter thin metal pipe is connected at one end to a flange coupling. The pipe has an end portion and an outer turned-up portion formed at the end of the end portion of the pipe. The structure includes a metal sleeve inserted at one end between the end portion and turned-up portion of the pipe. The sleeve is longer than the turned-up portion. The metal sleeve and the end portion and turned-up portion of the pipe as they are inserted into a hole in the flange coupling and fixedly welded together along at least the edge of the hole.

Abstract: A handle is disclosed for use in conjunction with a rotatable interlocking coupling on the end of an air line of a brake system. The coupling conventionally has a laterally facing surface including a central opening for communication with a similar coupling, a forwardly projecting tongue on a distal end thereof, a shoulder situated on a proximal end thereof including a rearwardly facing opening for communication with the air line, and a flange at least partially overlying the laterally facing surface defining a tongue-receiving slot for engaging the tongue of a similar coupling. The handle is illustrated in three different embodiments but in all embodiments the handle has an outer surface sized to be easily grasped by a human hand for facilitating the engagement and disengagement of the laterally facing surface and tongue of the coupling in such a manner as to avoid the application of coupling or uncoupling forces to the air line thereby reducing the incidence of line failure.

Abstract: Flexible tubing for use in connecting a pneumatic foot controller to a sewing machine is provided at one end with a detachable plastic connector including a tight fitting tube supporting sleeve and a serrated end fitting which is locked in place in the tubing with the sleeve.

Abstract: There is provided a clamping member for attaching one part of a two part coupling device to a conduit, such as a hose, said clamping member comprising a body section having a bore running therethrough and comprising a first end portion, an intermediate portion and a second end portion, said first end portion being adapted to be connected to one part of the two part hose coupling device.