Abstract: The present disclosure provides a fuel pipe having a double tube with an inner tube and an outer tube disposed on the outside of the inner tube.

Abstract: Disclosed herein are novel designs of a medical tube for delivering a respiratory gas to a subject in respiratory therapy, wherein the medical tube is in fluid connection with a user interface and a respiratory device. The medical tube has a tubular body, a first rib helically extending along the outer surface of the tubular body, and optionally, a second rib disposed next to the first rib, and optionally, a membrane encapsulating the first and/or second ribs thereby creating a helical space along the outer surface of the tubular body. In some embodiments, the first rib has a lumen and at least one wire disposed outside the lumen. In other embodiments, the first rib is free of any lumen and includes one or more wires extended therethrough. The lumen of the first rib or the helical space created by membrane encapsulation is configured to monitor the temperature, humidity, flow rate or pressure of the respiratory gas or an exhaled/inhaled gas of a subject.

Abstract: A bellows assembly for a downhole tool includes a first seal ring, a second seal ring, and a bellows positioned at least partially between the first and second seal rings. The first seal ring, the second seal ring, and the bellows are integral with one another such that the bellows assembly is monolithic. The bellows is configured to expand and retract. The bellows is annular and has a diameter that varies over a length of the bellows. A material composition of the bellows varies over the length of the bellows.

Abstract: This disclosure relates generally to corrugated pipe, and more particularly to corrugated pipe with an outer wrap. In one embodiment, a pipe includes an axially extended bore defined by a corrugated outer wall having axially adjacent, outwardly-extending corrugation crests, separated by corrugation valleys. The pipe also includes an outer wrap applied to the outer wall. The outer wrap may include fibers and plastic. The outer wrap may span the corrugation crests producing a smooth outer surface.

Abstract: Various embodiments are directed to articulatable surgical instruments and surgical systems comprising articulatable surgical instruments. Some embodiments comprise an end effector to comprising an ultrasonic blade. A hollow shaft may extend proximally from the end effector along a longitudinal axis. The hollow shaft may comprise a rigid portion and a flexible portion at a first position on the longitudinal axis distal from the rigid portion. A waveguide may extend through the shaft and may be acoustically coupled to the ultrasonic blade. The waveguide may comprise a flexible portion at the first position on the longitudinal axis such that the end effector is pivotable away from the longitudinal axis from the first position.

Abstract: A hose arrangement (1) having a hose (2), which has at least one bending portion (3) and at least one plug-on portion (4), and at least one connection element (5) onto which the plug-on portion (4) can be or is plugged in a use position, a minimum inside diameter (6) of a cross section of the at least one bending portion (3) being matched to a minimum inside diameter (7) of a cross section of a connecting portion of the at least one connection element (5) or a minimum inside diameter (6) of a cross section of the at least one bending portion (3) not being greater, in particular being smaller, than a minimum inside diameter (7) of a cross section of a connecting portion of the at least one connection element (5).

Abstract: A double-wall spiral welded pipe includes a first steel belt layer and a second steel belt layer which have equal widths, are arranged in parallel and align with each other; at least two supporting steel bars perpendicular to the first steel belt layer and the second steel belt layer are arranged between the first steel belt layer and the second steel belt layer; the supporting steel bars are arranged on end parts of two sides of the first steel belt layer and the second steel belt layer and extend together with the first steel belt layer and the second steel belt layer; and the first steel belt layer, the second steel belt layer and the supporting steel bars on the end parts of the two sides are mutually welded to form a double-layer composite steel belt with a rectangular section in an extending direction.

Abstract: An implantable tissue connector comprises a conduit and at least one bulge extending outwardly from the conduit's outer surface in a circumferential direction. At least one blocking ring loosely fitting over the outer surface with a clearance between the outer surface and the blocking ring is provided for mounting tubular living tissue within the clearance. The blocking ring has an inner diameter which is sized relative to an outer diameter of the bulge to prevent the blocking ring from slipping over the bulge when living tissue is mounted within the clearance. During implantation, the conduit is inserted into the tubular part of living tissue and over the bulge. Then, the blocking ring is pushed over the free end of the living tissue against the bulge. The living tissue is secured to the conduit with a self-enhancing effect when the tissue tends to be pulled off of the conduit.

Abstract: A corrugated tube includes a tube body having a tubular shape and configured to accommodate an electric wire inside, and a protection layer laminated on the inner circumferential surface of the tube body. The tube body has a bellows-shaped region having projections and recesses axially alternately continuous, and includes two circumferential ends circumferentially formed, and is circumferentially closed by the two circumferential ends facing each other. The protection layer is laminated in end regions corresponding to the two circumferential ends, respectively, of the inner circumferential surface, and has a hardness lower than the hardness of the tube body.

Abstract: Provided herein is a fluid duct 2 comprising a tubular base wall 11 surrounding a duct channel and at least one bellows 10 formed along a section of the tubular base wall 11. The bellows 10 comprises a plurality of convolutes 12 having a profile 14 projecting radially from the base wall 11. At least one convolute 12 wraps around the duct channel at a wrap-around angle ? of between 180° and 720° from a first end 22a to a second end 22b of the convolute 12, said second end 22b being offset in a flow direction F parallel to a centerline C of the duct channel by a non-zero offset distance D from the first end 22a.

Abstract: An intake system of an engine of a vehicle includes a turbocharger having an elbow configured to be connected to a compressor of the turbocharger. The elbow for the turbocharger includes: an inlet through which a first fluid is introduced; an outlet through which the first fluid is discharged; a passageway part extending between the inlet and the outlet; and a fusion part provided between the inlet and the outlet and configured to communicate with an inside of the passageway part.

Abstract: A vibration isolator includes a first conical disc spring member having a first end and a second end. A first-end spacer in contact with the first spring member first end, and a second-end spacer in contact with the first spring member second end. A second conical disc spring member has a first end and a second end. The second spring member first end is in contact with the first-end spacer. Another second-end spacer is in contact with the second spring member second end. A flexible housing of the isolator defines an interior. The housing is in contact with and extends between the second-end spacer and the other second-end spacer so that the first-end spacer and the first and second spring members are received in the housing interior. The housing includes a plurality of spaced-apart through holes formed therealong between the second-end spacer and the other second-end spacer.

Abstract: Distinctly keyed male-female couplers are pneumatically connected to medical ventilator by distinct lines carrying pulsatile gas or sensory signals. Ventilator-mounted female coupler has entranceway cavity and larger receiving cavity delimited by catch edge. Male fence-forming longitudinal winglets extend from sealing plate carry terminal end convexities which latch onto catch edge. Winglets move inward due to larger fence circumference than entranceway and seat on catch. Winglets placed in tension due to locking length less than entranceway span, then convert force into sealing compressive force between sealing plate and female tube end. Conjoining male tube bayoneted and sheathed by projecting female tube, resulting in another gas seal. Two compressive seals formed between male distal port and pneumatic line. Extending male key(s) on winglet insertable into matching female slots. Convexities block insertion of non-matching couplers set due to interference by convexities on female on entranceway edges.

Abstract: A tube includes a corrugated metal tubular member; and a first covering part that covers the outside of the tubular member, and forms a braided structure using a resin string member of which at least a part is covered by a metal having lower electrical resistance than that of a metal forming the tubular member. The tube can also include a third covering part made of an insulating resin arranged between the tubular member and the first covering part, and covers the tubular member, wherein the first covering part covers the third covering part.

Abstract: In an embodiment of the invention, there is shown a bottle having a plurality of shoulder faceted sections and a plurality of bottom faceted section positioned into the shoulder and lower well of the bottle respectively. A triangulated cylinder is formed into the bottle by having pairs of obtuse triangles with a shared side of the triangles located opposite their obtuse angles forming polygons around the triangulated cylinder and in a number of rows between the shoulder and lower well of the bottle. The body of the bottle is made of a material configured to allow the bottle to be compressible and expandable.

Abstract: A polymeric device including: an elongated hollow tube having an outer surface; and a spiral fin wound around the outer surface of the hollow tube; wherein the hollow tube and the spiral fin are formed of a single unitary piece through a molding process. The polymeric device can further include a longitudinal projection projecting from the outer surface of the hollow tube, the longitudinal projection having a greater thickness than other portions of the hollow tube and the longitudinal projection extending at least a portion of a longitudinal length of the hollow tube.

Abstract: A cooling structure of a vehicle battery unit includes: a plurality of battery modules; a plurality of battery cooling units; a supply pipe; a discharge pipe; and a battery case. The supply pipe includes a supply pipe portion which passes between the at least two battery modules arranged in the vehicle width direction and connects the plurality of battery cooling units. The discharge pipe includes a discharge pipe portion which passes between the at least two battery modules arranged in the vehicle width direction and connects the plurality of battery cooling unit. The supply pipe portion and the discharge pipe portion have bellows pipe portions which are made of resin and can be expanded or contracted in the front-rear direction and curved pipe portions which are made of resin and bend in the vehicle width direction.

Abstract: The invention relates to a pipe component (10) having a pipe (11) between two end regions (14, 18), which comprises a fold package (30). The fold package (30) has at least one first fold region (32) having first folds (40) which extend around an outer circumference (24) of the pipe (11). The fold package (30) has at least one second fold region (34, 36) having second folds (42) which extend part of the way around the outer circumference (24).

Abstract: The invention relates to an oxygen supply device with an oxygen source and with at least one oxygen mask, said oxygen mask beings conductively connectable to the oxygen source via a connection conduit. At least a section of the connection conduit between the oxygen mask and the oxygen source is formed by a film tube.

Abstract: A device for distributing fluid media for a rotary machine, in particular a filling machine, including: a rotary distributor having a non-rotatably designed first assembly and a second assembly designed to be rotatable about a machine's axis of rotation, wherein the first assembly comprises one or several supply points for at least one fluid medium, and one or several supply lines for the at least one fluid medium connected with the supply point or supply points, wherein at least one supply line includes two or more lying swivel joints whose axes of rotation are arranged essentially in parallel to the machine's axis of rotation.

Abstract: There is disclosed a hollow tube body used for a liquid feeding member and deformable by pressurization, wherein: an axial cross-section of the tube body has two opposing long side parts and two opposing short side parts; four corner portions formed by the long side parts and the short side parts each have a shape curved to protrude outward; each of the long side parts has a recessed part recessed inward and continuing from the corner portions; and a portion other than the corner portions of each of the short side parts is in a flat shape.

Abstract: The invention provides treatment systems useful to treat microelectronic workpieces with one or more treatment fluids dispensed onto a workpieces from one or more nozzle assemblies. The nozzle assemblies are easily moveable and positionable to change distance and/or angle of nozzle orientation relative to the substrates being treated. The nozzle assemblies are easily and quickly adjustable on demand. Adjustment may be manual or automated. The present invention is based at least in part upon coupling the nozzle directly or indirectly to a flexible bellows. As the bellows is flexed up or down or tilted, etc., the nozzle is moved in a corresponding manner. For example, the nozzle outlet can be moved closer or further away from the surface of the substrate being processed. The angle of the nozzle assembly, and hence the angle of the spray dispensed from the nozzle, with respect to the substrate can also be altered if desired.

Abstract: A corrugated tube with a plurality of wave valleys and wave crests, which are alternately arranged in a longitudinal direction of the corrugated tube, and a plurality of wave flanks, which connect the wave valleys and the wave crests to each other, wherein each wave flank comprises a first wave flank section, a second wave flank section, and a bending section arranged between the first wave flank section and the second wave flank section, and wherein the bending section is elastically deformed during bending of the corrugated tube such that the first wave flank section is swiveled in relation to the second wave flank section.

Abstract: A flexible hose assembly includes a length of tubular hose formed from a spiral-wrapped layer of polymer material. A helical stiffener is disposed on an outer surface of the tubular hose. The helical stiffener comprises an elastomer material that is configured to bond or adhere to the polymer material of the tubular hose.

Abstract: A cryogenic cooling apparatus includes: a vacuum container; a first bellows connected to a peripheral portion of an opening provided in the vacuum container; a flange provided at a tip of the first bellows on a side opposite to the opening of the vacuum container and configured to fix a refrigerator; a first sleeve connected to a peripheral edge portion of an opening of the flange, into which the refrigerator is inserted, and configured to form a first accommodation space; a first heat-transfer block provided at a tip of the first sleeve on a side opposite to the flange and thermally connected to the first cooling object by being brought into contact with a first cooling block of the refrigerator; and a second bellows formed in a part of the first sleeve and configured to expand or contract the accommodation space depending on the refrigerator inserted into the accommodation space.

Abstract: A multi-layer flexible hose is described comprising a multi-layered structure that has an inner, hollow tube comprising PTFE and an outer layer. The inner PTFE tube is provided so as to extend within the outer layer. The assembly further comprises another sleeve comprising steel braiding that is positioned between the inner PTFE tube and the outer layer. In addition to this, the hose further comprises a coating or layer of intumescent material that is provided between the steel braiding sleeve and the outer layer. A method for forming the hose is also described.

Abstract: The tube is stretchable. The tube is stretched by applying tension in a longitudinal direction. The tube returns to its short state by releasing the above-described tension applied in the longitudinal direction. A plurality of protrusions are formed on an inner surface of the tube. Each of the plurality of protrusions extends in a circumferential direction. The plurality of protrusions are arranged side by side in the longitudinal direction of the tube. A pitch of the protrusions is less than or equal to 1.5 ?m.

Abstract: A medical tube has a tube wall, a first end and a second end. At least one heater wire is wrapped around the wall. Near or at one of the first end or the second end, there is at least one recess in an outer surface of the wall. The heater wire passes over the at least one tube recess such that the wire does not contact the wall in the area of the tube recess. Also disclosed are methods of making the tube and components used in making the tube.

Abstract: The transparent radiator hose is configured for use with the engine cooling system of a vehicle. The transparent radiator hose diagnoses the interchange of the cooling fluid pumped through the engine cooling system with a system fluid selected from the group consisting of the engine oil, the transmission fluid, and the power steering fluid. The transparent radiator hose comprises a modified radiator hose, a plurality of tracer dyes and an ultraviolet lamp. Each tracer dye is a fluorescent compound. There is a one to one relationship between the plurality of tracer dyes and the group consisting of the engine oil, the transmission fluid, and the power steering fluid. The modified radiator hose transports the cooling fluid used to cool the combustion engine. The modified radiator hose is partially transparent such that the cooling fluid can be seen through the modified radiator hose. The ultraviolet lamp generates ultraviolet radiation.

Abstract: The invention relates to a heat exchanger tube having a tube longitudinal axis, wherein fins extend continuously from the tube wall on the tube outer face and/or the tube inner face, or extend axially parallel thereto or in the form of a helix. Continuously extending primary grooves are formed between adjacent fins, said fins have at least one structured area on the tube outer face and/or tube inner face, and the structured area has a plurality of projections of a projection height projecting from the surface, the projections being separated by notches. According to the invention, a plurality of projections are deformed relative one another in pairs to such an extent that cavities are formed between adjacent projections. Furthermore, according to the invention, a plurality of projections are deformed in the direction of the tube wall such that cavities are formed between a respective projection and the tube wall.

Abstract: A fuel shut-off valve includes a housing, a float valve, and a tubular fuel inflow portion. The housing includes a communicating opening that communicates with the outside of the fuel tank, a tubular portion that extends in a vertical direction, and an inlet for liquid fuel located in the tubular portion at a position below the communicating opening. The float valve selectively closes and opens the communicating opening by moving vertically. The fuel inflow portion is provided outside the tubular portion and has a first end having an inflow port for liquid fuel and a second end connected to the inlet. The inflow port is opened at a position that is above the inlet and spaced outward in a radial direction from the tubular portion. The housing includes a discharge port for discharging liquid fuel in the housing.

Abstract: An end effector for a surgical fastening device includes a fastener and a tube defining a longitudinal axis. The tube includes an outer surface and an inner surface. The inner surface defines a lumen that extends along the longitudinal axis. The tube defines depressions that may be arranged helically about the tube along the longitudinal axis. The end effector may include one or more ribs extending along the tube.

Abstract: A vehicular exhaust pipe structure includes an outer pipe extending along a front-rear direction of a vehicle and an inner pipe disposed inside the outer pipe along an axial direction of the outer pipe. The inner pipe is joined to the outer pipe such that a vacuum layer is formed between the inner pipe and the outer pipe. The inner pipe includes a pseudo-cylindrical concave polyhedral shell-shaped part.

Abstract: A tailor-layered tube, includes an inner tube, an outer tube having a greater diameter than the inner tube and disposed outside the inner tube, and at least one intermediate tube disposed between the inner tube and the outer tube and having a length different from the inner tube and the outer tube to be locally disposed between the inner tube and the outer tube. The inner tube, the intermediate tube, and the outer tube are hydroformed in a state of being laminated so that the inner tube, the intermediate tube, and the outer tube are sequentially brought into close contact with each other in a region where the intermediate tube is disposed and the inner tube is brought into direct contact with the outer tube in a region where the intermediate tube does not exist, and accordingly regions having locally different thicknesses are successively arranged.

Abstract: A corrugated tube includes a hollow tube formed of several crests and several troughs connected alternately. The middle of an end face of a tail end of the corrugated tube is provided with a boss; and both a first section of a head end and a last section of a tail end of the corrugated tube are crests, with the width of both the crest of the first section of the head end and the crest of the last section of the tail end being greater than the thickness of the corrugated tube, preventing the tail end and the head end of the corrugated tube from collapsing inwards when the air pressure in the corrugated tube decreases.

Abstract: A trim strip has upper and lower trim-strip-side mating portions. A glass run body has, at its exterior part, body-side mating portions and an upper contacting portion contacting an upper part of an exterior surface of the trim strip. The upper contacting portion has a portion contacting the trim strip, and the portion is provided with a coating. The coating is formed of an elastic material reducing the sliding resistance to the trim strip.

Abstract: A front pillar structure includes: a front frame member; a rear frame member: a transparent member, a front side of the transparent member being supported by the front frame member, and a rear side of the transparent member being supported by the rear frame member; a front interior decorative member covering the front frame member from a vehicle interior side; a rear interior decorative member covering the rear frame member from the vehicle interior side; a head protection airbag, at least part of which is stowed between the rear frame member and the rear interior decorative member; a cover disposed between a lower end portion of the front interior decorative member and a lower end portion of the rear interior decorative member, and a jutting-out portion jutting out from the lower end portion of the rear interior decorative member toward a lower face side of the cover.

Abstract: A protective member for a wire harness, the wire harness including a wire, an exterior material that has flexibility and covers the wire, a route regulator that has an axis extending along a wiring route of the wire and regulates the wiring route of the wire from outside the exterior material, a fixing member for fixing the route regulator to a vehicle, and at least one connector that connects the route regulator to the exterior material, the protective member being configured to protect the exterior material of the wire harness, the protective member including: a cover for covering the exterior material; an attachment that is to be attached to the exterior material or the route regulator; and a protective member connector that connects the cover and the attachment to each other.

Abstract: Condensation or “rain-out” is a problem in medical circuits and previous attempts to manage and/or prevent rain-out have resulted in relatively expensive and/or difficult to manufacture medical circuit components. The subject patent provides an improved medical circuit component for managing rain-out. In particular the component may be an improved breathing tube, or insufflation system limb comprising a helically corrugated tube preferably incorporating a heater wire.

Abstract: A multiple component hot gas flowing conduit has an elongated, convoluted bellows, an interlock liner, frequency dampers and elastic spacers engaging the dampers and biasing the dampers into respective bellows convolution with no contact of bellows and liner for all operating states of the conduit. Assembly pretension of the interlock liner preferably flattens out the elastic spacers permitting assembly of the liner into the bellows and upon relaxation of the liner, the spacers extend radially outwardly to engage and bias the dampers into the bellows. The bellows is convoluted throughout, or may have convoluted ends with an integral smooth-wall tube therebetween. Components are isolated from abrasion against one another.

Abstract: A hose is provided, including: a liner having a channel extending between opposing open ends; a reinforcing member surrounding the liner; and a plurality of spaced apart wrapped stiffening members surrounding the reinforcing member.

Abstract: A method for manufacturing a monoblock brake caliper in which brake hydraulic lines, which are pipes, are provided inside a caliper body and a brake hose fixing device is provided on the outside the caliper body, and a plurality of cylinders are cast by sand casting. Prior to the casting process for forming the caliper body, the brake hydraulic lines are pressed into a sand cast, and then the caliper body is formed by the casting process. The brake hose fixing device comprises: a brake hose fixing omnidirectional bolt which fixes by rotating into a thread on the caliper body; the brake hose seated on the brake hose fixing omnidirectional bolt; and a fixing nut which fixes the brake hose fixing omnidirectional bolt and brake hose by rotating same from the center thereof.

Abstract: A wire harness includes at least one conductive path, and an exterior member having a tubular shape and made of resin, the exterior member covering the conductive path. The exterior member includes a flexible tube portion with flexibility and a non-flexible tube portion with low flexibility lower than the flexibility of the flexible tube portion. At least one of the flexible tube portion and the non-flexible tube portion includes a thick portion and a thin portion which are arranged in a tube axis direction, the thick portion and the thin portion being different in thickness.

Abstract: A flexible joint assembly for a joint between a first duct and a second duct for providing a flow of fluid, such as bleed air in an aviation implementation. The flexible joint includes a bellows supported by a mounting assembly having a first support and a second support, each surrounding a portion of the bellows. A set of rod assemblies can operably couple the first support and the second support.

Abstract: A thermally insulative, flexible, durable reflective exhaust pipe sleeve and method of construction thereof is provided. The sleeve includes a knit, heat-resistant inner layer, a reflective metallic outer layer and an intermediate layer sandwiched between the inner and outer layers. The inner layer is constructed having an inner surface exposed to an inner cavity of the sleeve and the outer layer is constructed having an outer reflective surface exposed to the surrounding environment. The intermediate layer is constructed of a woven material and is sandwiched in abutment with the inner and outer layers. The outer and intermediate layers are convoluted, while the inner layer is cylindrically tubular.

Abstract: An LNG tank is a single-shell LNG tank having one shell and at least one pipe extending from the LNG tank to a tank connection space of the LNG tank. The shell of the LNG tank is substantially surrounded by insulation. The LNG tank has at least one bellow connection surrounding at least part of the length of the at least one pipe for connecting the at least one pipe extending from the LNG tank to the tank connection space. A system for connecting at least one pipe between an LNG tank and a tank connection space thereof is also provided. At least one pipe extends from the LNG tank to the tank connection space and which LNG tank is a single-shell tank having one shell. The at least one pipe is connected between the LNG tank and the tank connection space by at least one bellow connection.

Abstract: Breathable medical circuit components and materials and methods for forming these components incorporate breathable foamed materials that are permeable to water vapor and substantially impermeable to liquid water and the bulk flow of gases. The materials and methods can be incorporated into a variety of components, including tubes, Y-connectors, catheter mounts, and patient interfaces and are suitable for use in a variety of medical circuits, including insufflation, anesthesia, and breathing circuits.

Abstract: A flexible tube includes a tube body made of metal and having a bellows shape, and a tube circumference covering made of metal and covering the tube body, in which a fluorine-based resin film is provided between the tube body and the tube circumference covering.

Abstract: The present invention provides a bending device which is capable of easily controlling a bending motion with superior controllability. A portion of an elastic tube body (11) opposite a portion in which a non-stretching body (4) is fixed inflates in a circumferential direction of the elastic tube body (11) in response to increase in an internal pressure of the elastic tube body (11), and an elastic tube (1P) bends in a step-wise angle corresponding to the number of layers of a multi-layer structure. The portion of the elastic tube body (11) in which the non-stretching body (4) is fixed is thicker than the remaining portion of the elastic tube body (11).

Abstract: The present invention provides an actuator device comprising an actuator wire; a net-shaped electric heating element which covers a side surface of the actuator wire and comprises heating wires; and a controller for supplying electric power to the net-shaped electric heating element to heat the net-shaped electric heating element. The actuator wire is capable of being contracted by application of heat and restored by release of heat. The side surface of the actuator wire is formed of polymer. One end and the other end of the net-shaped electric heating element is connected to one end and the other end of the actuator wire, respectively. The net-shaped electric heating element is in contact with the side surface of the actuator wire, when the net-shaped electric heating element is not heated. The net-shaped electric heating element is moved outward from the side surface of the actuator wire due to contraction of the actuator wire, when the net-shaped electric heating element is heated.