Abstract: A sealed ductwork system has sealed, roll formed connections that form longitudinal seams and end joints for duct sections. The connections have one part with an open receptacle and a spaced flange, and another part with a round nose and a spaced tail. The nose fits into the receptacle with an interference fit and the flange secures the tail. Rectangular duct sections have radiused corners to facilitate sealing of the connections around the corners. A bead of sealant can be applied into the receptacle to enhance sealing.

Abstract: A water supply hose connector for a washing machine comprises: a body portion having a screw thread on an inner surface thereof so as to be directly coupled to a tap having a screw thread; a hose connection portion formed below the body portion, and connected to a water supply hose that supplies water to a washing machine; a flange portion formed between the body portion and the hose connection portion, and outwardly protruding than the body portion; and a sealing member mounted in the body portion. Accordingly, bolts, etc. need not be used to connect the water supply hose connector to the tap, and efforts to concentrically form the water supply hose connector with the tap are not required. Accordingly, not only a user, but also an engineer can conveniently install the water supply hose connector for a washing machine.

Abstract: A coupling device (100), particularly for liquid-tight coupling of at least one liquid line (10) to a fluidic system (20), is described, which comprises: at least one sealing device (30), which is implemented to receive an end region (11) of the liquid line (10) and has a first sealing surface (31) for placement on an external surface (22) of the fluidic system in such a way that the end of the liquid line (10) is laterally enclosed by the first sealing surface (31) and points toward an opening (23) in the external surface (22), and a clamping device (40), using which the sealing device (30) may be pressed against the fluidic system (20), so that the first sealing surface (31) produces a liquid-tight connection with the external surface (22).

Abstract: An improved lateral pipe connection assembly that effects proper alignment of the lateral connection and restricts to the desired amount the penetration of the hub into the cored hole of the mainline pipe to which it is connected.

Abstract: A pipe union for interconnecting a first length and a second length of pipe, may include a first annular pipe member attachable to the first length of pipe. The first annular pipe member may have threading means formed on an inner surface of the first annular pipe member. The pipe union may also include a second annular pipe member attachable to the second length of pipe. The second annular pipe member may have threading means formed on an outer surface, which may be adapted to engage the threading means on the inner surface of the first annular pipe member. The pipe union may also include a third annular pipe member disposed between the first and second annular pipe members. The threading means on the inner surface of the first pipe member may engage threading means on an outer surface of the first length of pipe.

Abstract: A fitting is inserted into an opening in a wall. The fitting includes a ring portion where it extends through the opening. It also includes one or two end portions that extend axially outwardly from the ring portion. The ring portion has an inside diameter that is smaller than the inside diameters of the end portion or portions. The fitting is positioned within the wall openings. Then, an expansion tool is moved through the interior of fitting for the purpose of expanding the ring portion. The ring portion is expanded to such an extent that it makes a tight fit with the opening. Also, the degree of expansion may result in a cold working of the wall material surrounding the opening. The expansion tooling only expands the ring portion and does not exert a substantial expanding force on the end portions.

Abstract: A seal structure is provided for an air conditioning unit mounted inside a passenger compartment of a vehicle and connected with pipes, which extends to the passenger compartment from an engine cabin through a pipe penetration opening of an isolation member. The seal structure includes an annular-shape pipe coupling wall formed at a case of the air conditioning unit and arranged at an outer side of a connection unit of the pipes, a first packing unit sandwiched between the pipe coupling wall and the connection unit, and a second packing unit between the isolation member and a front end of the pipe coupling wall. The second packing unit is bonded to both the first packing unit and the pipe coupling wall.

Abstract: An adapter assembly for connecting a fluid supply assembly to a fluid applicator. The adapter assembly includes an outer lid for the fluid supply assembly and an adapter. The adapter assembly provides a connection between the fluid supply assembly and the fluid applicator that can be engaged quickly, easily, and securely, and which has a strong tight seal around the connection.

Abstract: An air diffuser mounting box having multiple, various size inlet collars joined together with annular shaped sections. Each collar has a groove around its perimeter which facilitates cutting with a knife, and subsequent removal of unneeded collar sections.

Abstract: A self-standing type bag-shaped vacuum container has a self-standing container including a wall formed of a soft sheet, a pouring port, and a check valve mounted in the pouring port. The check valve is opened to allow the migration of a content of the container when subjected to a pressure in the pouring direction, but is closed when subjected to a pressure in a filling direction, so that the inside of the container is evacuated. The self-standing container can be optimized for storing beverages or the like which are negatively effected by contact with air, because the content will be oxidized with the air. The vacuum type container will not lose its self-standing property even if the content is reduced, and can stand stably by itself.

Abstract: A hot gas seal for a conduit penetrating the wall(s) of a vessel such as a heat recovery steam generator unit. The seal includes three serially-arranged, independent insulation segments or pillows. The pillow adjacent the vessel casing and the center pillow employ metal sheets to sandwich insulation therebetween. The center pillow travels laterally with the conduit. The third or outer pillow terminates in a split seal ring having a containment structure attached thereto.

Abstract: A duct coupled air sampling detector housing includes a box to contain the detector. The box has a slotted sleeve adapted to receive tubular conduit having a protruding conduit tab. The conduit upon passing the protruding conduit tab through the sleeve slot is rotated such that the tab rests against a notch in the sleeve end that prevents the conduit from disengaging from the box. A conduit retainer overlies the inner end of the sleeve. A cover seals against the front face of the box to enclose the box volume containing the detector.

Abstract: A fluid line connector includes a length of tubing having a plurality of corrugations formed therealong between opposing tubing ends. A non-corrugated section is disposed along the length of tubing between the opposing tubing ends such that a portion of the plurality of corrugations extends between the non-corrugated section and each of the opposing tubing ends.

Abstract: A quick-connect cartridge assembly includes a ring, a collar disposed within the ring, and an annular seal coaxially disposed with respect to the ring and the collar. A plug having a shank with an outer diameter substantially similar to the inner diameter of the collar is slidably received within the collar and is held within the collar by a friction fit. The plug is also received through the annular seal so as to establish a coaxial relationship with the ring, the collar and the annular seal. The plug includes one or more features for facilitating installation of the ring, the collar and the annular seal into a port and subsequent removal of the plug from the components after installation.

Abstract: The connection device (101, 201) according to the invention has a locking head (109, 209) that can be locked to an opening (8) of a container wall (3). A clamping device (123, 223) is also provided on the corresponding coupling piece (5), which serves to tighten the head (109, 209) locked to the container wall (3) without a rotational movement against the container wall (3). The clamping device (123, 223) can be designed as a wedge-clamping device (142, 242). The latter permits generation of large clamping forces with small operating forces. The clamping device (142, 242) is preferably secured by a locking device (253), so that vibration-proof connection resistant to temperature changes is achieved during simple assembly.

Abstract: A fitting connector for a pressure vessel including a bushing for mounting within an aperture defined in a pressure vessel wall. The bushing includes a cylindrical bushing body having a head portion at one end thereof and including at least a pair of locking members for engaging along an interior surface of the pressure vessel wall. The locking members are provided with a contoured surface for engaging with detent members formed on the interior of the pressure vessel wall whereby the bushing is positively locked in a predetermined rotational orientation on the pressure vessel wall and is retained in place until a predetermined torque force is applied.

Abstract: A welded structure constituted of a fuel filling container having an opening, and a welded part including a pipe-shaped section whose one end is disposed in the opening of the fuel filling container. A welding section is fixedly disposed around the outer periphery of the pipe-shaped section. The welding section is welded through a welding surface to the outer surface of the fuel filling container. In the welded structure, the welding section of the welded part includes a welding strength providing layer and a fuel permeation resistance layer which are coaxial with the pipe-shaped section of the welded part and radially laminated to define the annular welding surface. Additionally, at least an inner peripheral surface portion of the pipe-shaped section and an outer peripheral surface portion of the other end portion of the pipe-shaped section are formed of a fuel permeation resisting material.

Abstract: A fluid line connector system provides for connecting a fluid line to an article such as a fluid chamber. The wall of the fluid chamber has an orifice formed therein with a threaded portion. A fitting has a body with a hexagonal passage extending there through. A first end portion includes an interior tool receiving profile having a substantially hexagonal profile. A second end includes threads configured for inserting into the orifice. An exterior of the first end portion includes a raised ridge over which a fluid line is attached. A clamp engages the fluid line over the fitting and retains the connection in place.

Abstract: In a method of exhausting an interior room to atmosphere through a corrugated conduit, the use of a connector which is attached to the corrugated conduit by tongues seated in the recesses of the conduit corrugations as a result of a telescoping together of the connector and conduit, the tongues preventing opposite direction untelescoping and obviating leakage-promoting crushing of the corrugations as might result from using a clamp.

Abstract: A method of fastening a tube (101) to a wall (401) includes fastening a first assembly (200) to an outer perimeter of the tube and inserting the tube into an opening in the wall (401) such that the first assembly (200) is disposed on a first side of the wall (401). The second assembly (1100) is fastened to the outer perimeter of the tube such that the second assembly (1100) is disposed on a second side of the wall (401). The second assembly (1100) is tightened toward the wall (401) such that an edge (503 or 505) protruding from the second assembly (1100) cuts the second side of the wall (401). The form of the method may be utilized to maintain electromagnetic shielding for the opening in the wall (401).

Abstract: The invention relates to a connecting system comprising a connecting element and at least two structural parts. The structural parts are here connected to each other in a form- or force-locking manner through the connecting system which is designed as a spring element. Such connecting systems are preferably used in the automobile sector for connecting structural parts.

Abstract: A connector for a stencil-based microfluidic device is provided. A planar substrate is affixed to the stencil-based microfluidic structure. A nipple is formed in the substrate. The tip of the nipple is flush with or recessed from the surface of the substrate to avoid interference with fabrication tools and processes.

Abstract: A tank joint part has a welding member welded to the outer surface of a fuel tank and a main body formed of a material of low fuel permeability and welded or otherwise joined to the welding member. The welding member is formed of modified polyethylene, which is easily weldable or otherwise joinable to the outer surface of the fuel tank and the main body, and in which very fine particles of a layered mineral are easily dispersible. The mineral is dispersed in layers oriented substantially at right angles to the direction of any possible permeation from the tank joint part. The tank joint part ensures a low fuel permeability and a high bonding strength.

Abstract: A lamp rod assembled device for assembling an inserting rod into a wire box comprises a retaining seat installed on a via hole at a lateral side of the wire box and an inserting rod inserted into the wire box. A polygonal though hole is formed in the engaging portion. A lateral end of the retaining seat is an engaging groove which is communicated with the though hole. A distal end of the buckling structure is protruded out of an end portion of the inserting rod. The inserting rod can be inserted into or detached from the wire box conveniently and easily. Moreover, a front end of the output end is formed with a larger stepped surface; and a front end of the guide hole is installed with a female threaded section for engaging the buckling structure.

Abstract: An air purged shaft seal assembly has a seal housing fixedly securable to a stationary support and having a circular aperture through which a shaft can pass. The seal housing has an internal annular surface defining the circular aperture, the internal annular surface having a first annular portion for engaging an outer surface of an annular sealing member and a second annular portion shaped to partially form an air receiving chamber. The seal housing has a passage for supplying air under pressure from an external source thereof to the air receiving chamber. A sleeve mountable on the shaft for sliding movement therealong, the sleeve having an external peripheral surface with a first peripheral portion co-operable with the first annular portion of the internal annular surface of the seal housing to receive the annular sealing member therebetween and a second peripheral portion co-operable with the second annular portion of the internal annular surface of the seal housing to form the air receiving chamber.

Abstract: A double-action hydraulic cylinder (3) is provided with an axially slidable piston between a front cover and a rear cover, whereby the piston may be coupled to an extreme load through a piston rod (4) and whereby the piston may be biased via connections (5) for a hydraulic medium at both sides with the hydraulic medium from an extreme pressure source. The connections (5) are attached to the cylinder barrel (6) by means of soldered joints to achieve a good surface finish and thereby also an optically appealing appearance together with a reliable mounting of the pressure connections.

Abstract: A panel assembly for transferring fluids from one location to another comprises a panel structure with openings, a nozzle projecting through each opening and a sleeve affixed between the nozzle and its respective opening. Each nozzle includes a tubular portion with a connection end adapted for connection to a transfer conduit. The connection ends of the nozzles are preferably aligned with a common reference plane. Each sleeve has an outer surface with a length that is greater than a combination of a thickness of the panel and any deformity on the panel. With this arrangement, alignment of the connection ends with the common reference plane is independent of any deformity on the panel. A method of constructing a panel assembly includes determining if any defects are present on the inner surface of the tubular portion before installing the nozzle on the panel, and precluding potential inner surface defects during installation of the nozzle on the panel.

Abstract: A power steering apparatus (10) includes a housing (22) defining a chamber (25) for holding power steering fluid. The housing (22) has an opening (62, 153, 213) defined by a projection (64, 152, 212) integrally formed on the housing. A conduit (50) extends into the opening (62, 153, 213). A connector assembly (60, 150, 210) connects the conduit (50) with the projection (64, 152, 212) on the housing (22). The connector assembly (60, 150, 210) includes a member (68, 160, 218) engaging the conduit (50) and the projection (64, 152, 212) to connect the conduit with the projection.

Abstract: A positioning device of a lamp rod used in a ceiling lamp of a wire box comprises a retaining seat fixed to a via hole of the wire box and an inserting rod inserted into the retaining seat. An inserting portion exactly passes through the via hole. A top surface of the retaining seat at the inner side of the wire box is a platform which has a through hole and a locking hole. The platform is locked with a limiting unit having a size exactly locking the inserting rod. A top end of the inserting rod has a buckling hole. After the inserting rod has been inserted from the engaging hole of the retaining seat, the buckling hole is exactly buckled with the embedding portion of the positioning rod. Thereby, the inserting rod and the wire box are detachable and thus the space for storage and transfer is reduced.

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: A pipe coupling for transverse connection of a drainpipe to a concrete sewer pipe of larger relative diameter. The coupling has a hollow, longitudinally extending cylindrical body with first and second ends and interior and exterior surfaces. The body has an external locating shoulder, on the exterior surface, integral with the body and extending outwardly therefrom. The external locating shoulder limits penetration of the coupling in an opening in a sidewall of the concrete pipe. The body also has an internal groove on the interior surface, located at a same longitudinal spacing as the external locating shoulder. The internal groove receives an internal sealing ring for creating a seal between the drainpipe and the body when the drainpipe is inserted.

Abstract: A covering rosette for a sanitary flush-mounted fitting exhibits a covering plate, which is capable of being fastened to the flush-mounted fitting. An ornamental hood is detachably fastened to the covering plate by a latching device. The cover plate and the ornamental hood exhibit coaxial passage openings for a region of the flush-mounted fitting. The latching device exhibits a spring section comprising at least one elastically yielding spring tongue. The latching device retains the ornamental hood in such a manner that the connection brought about by the latching device is capable of being released by a tensile force acting away from the covering plant.

Abstract: A fuel tank connector A for connecting a fuel tank B and a pipe C in communicating fashion includes a gas barrier member 10 made of a synthetic resin and having a gas barrier property. The gas barrier member includes a tubular portion 11 and a flanged portion 12 provided on a peripheral side of the tubular portion 11 and having a greater side than an opening Ba of the fuel tank B. The gas barrier member 10 is made of polybutylene terephthalate, polyphenylene sulfide, a liquid crystal polymer, aliphatic polyketone, aromatic polyamide, a blended polymer of an ethylene-vinyl alcohol copolymer and high-density polyethylene, a blended polymer of polyamide and polyethylene, a blended polymer of polyamide and high-density polyethylene, or polyethylene terephthalate.

Abstract: The present invention relates to a system and a method for securing tubing which includes a reservoir, preferably being a printer cartridge, having a rigid wall with interior and exterior surfaces, a rigid restraining member for a tube, and the restraining member further having a passage therethrough. In one embodiment, the invention includes at least one locking lever with top and bottom ends, the locking lever having at least one notch proximate to the top end and the bottom end is pivotably attached to the interior surface of the reservoir wall, and the restraining member is alternately attached to the top end of the locking lever. In another embodiment, the locking lever is rigidly attached to the interior surface of the reservoir and the restraining member is alternately attached to the reservoir. In a further embodiment, the restraining member is attached to interior of the reservoir wall by at least two locking arms.

Abstract: A clampless coupling which attaches a hose to a nipple without need of a clamp at the end of the hose to ensure sealing, including a connector and a nipple of a fluid system component. The connector is sealingly pre-connected at one end with a hose; the opposite end is in the form of a sleeve. The sleeve features a notch at its forward end, a boss on a resilient lock arm, and an O-ring seal. The nipple has a pocket depressionally formed on its outside nipple surface and an alignment tab. In operation, a user slides the sleeve over the nipple by pressing the connector toward the near end of the nipple. As the sleeve slides over the nipple, the tab is received by the notch to align the connector with the nipple, the boss drops abuttably into the pocket, and the O-ring seal sealingly compresses between the nipple and the connector. A seal assurance feature reveals improper connection when a pressure test is undertaken.

Abstract: A transmission for use in the power train of a motor vehicle has a rotary first component (such as a shaft), a second component which may but need not be rotatable, a fluid-conveying conduit having a first end portion extending into a first socket provided in the first component and a second end portion extending into a socket of the second component, a split-ring piston packing located in an external groove of the first end portion, and an O-ring received in an external groove of the second end portion. The O-ring prevents the conduit and the second component from rotating relative to each other.

Abstract: A reinforced tube joint formed by a first tube having an end portion; a stress collar fitted, with an interference fit, about the first tube so that the end portion of the first tube extends beyond the stress collar; and a second tube having an end rigidly connected to both the stress collar and the end portion of the first tube.

Abstract: A shower drain replacement device for replacing existing shower drains in most shower stalls. The device includes a drain sleeve for inserting into a drain hole of a fixture, and having an open upper end and an open lower end and a peripheral side wall. A peripheral flange extends outwardly from the upper end for resting on a portion of the fixture adjacent to the drain hole. A plurality of mounting assemblies are provided for securing the drain sleeve in the drain hole of the fixture. Each of the mounting assemblies comprises an aperture in the flange of the drain sleeve, a support sleeve mounted on the drain sleeve, a rod extending through the aperture and through the support sleeve, and a mounting member rotatably mounted on the rod. The mounting member is rotatable between a retracted position and an extended position.