Abstract: In the rail, 95% or more of a structure in a head surface section, which is a range from surfaces of head corner sections and a head top section of the rail as a starting point to a depth of 20 mm, is a pearlite or bainite structure and the structure contains 20 to 200 MnS-based sulfides formed around an Al-based oxide as a nucleus and having a grain size in a range of 1 ?m to 10 ?m per square millimeter of an area to be inspected on a horizontal cross section of the rail.

Abstract: A barrel for use with a liquid spray gun platform to provide a liquid spray gun comprises a main body and an inseparable nozzle. The main body comprises at least one center air delivery passage and at least one liquid-handling passage. The inseparable nozzle defines a liquid-emitting orifice that is in fluid communication with the at least on liquid-handling passage of the main body, and defines a center air orifice that is in fluid communication with the at least on center air delivery passage of the main body.

Abstract: An ultrasonic spray system includes an atomizer, a main reservoir and an auxiliary reservoir. The atomizer includes a seat body and an ultrasonic vibration plate mounted in the seat body. The seat body defines a chamber and an opening in communication with the chamber. The ultrasonic vibration plate is disposed in between the chamber and the opening of the seat body and configured to transform liquid stored in the chamber into fine droplets. The main reservoir is arranged in fluid communication with the chamber of the seat body for supplying liquid to the atomizer. The auxiliary reservoir is arranged in fluid communication with the main reservoir. In particular, the main reservoir is fanned with a near-vacuum above liquid therein such that while some of the liquid flows from the main reservoir to the chamber of the atomizer, make-up liquid is automatically added to the main reservoir from the auxiliary reservoir.

Abstract: The present technology relates generally to amplification for fuel injectors. In some embodiments, an injector for introducing gaseous or liquid fuel into a combustion chamber includes an injector body having a base portion configured to receive fuel into the body and a valve coupled to the body. The valve can be movable to an open position to introduce fuel into the combustion chamber. The injector further includes a valve operator assembly. The valve operator assembly can include a valve actuator coupled to the valve and movable between a first position and a second position upon receipt of an initial motion. The valve operator assembly can also include an amplifier configured to receive the initial motion from the valve actuator, amplify the initial motion, and transfer the amplified motion to the valve.

Abstract: An ultrasonic spray system includes an atomizer and a reservoir for supplying liquid to the atomizer for atomization. The atomizer includes a seat body, an ultrasonic vibration plate and a baffle plate. The seat body defines a chamber in fluid communication with the reservoir, and an opening in communication with the chamber. The ultrasonic vibration plate is mounted in the opening of the seat body for transforming liquid in the chamber into fine droplets that exit the atomizer through the opening in the form of a fog. The baffle plate is mounted in the seat body between the ultrasonic vibration plate and the chamber of the seat body. Moreover, the baffle plate defines a central hole smaller in diameter than the opening of the seat body for mitigating water pressure on the ultrasonic vibration plate, and a slot radially extending from the central hole for air to escape from the chamber of the seat body.

Abstract: A spray apparatus includes a pump, a reservoir and an atomizing unit in fluid communication within a fluid circuit. The atomizing unit comprises a housing enclosure defining an enclosed interior space. An aperture is defined a front wall of the housing, and an ultrasonic atomizer is disposed within the interior space proximate to the aperture. A fluid supply port extends into the interior space, arranged to deliver a fluid pumped by the pump to the ultrasonic atomizer. An overflow return port extends from the interior space, and is arranged to return fluid from the interior space to the reservoir. The fluid supply port may be arranged to deliver a fluid into a fluid receiving space such that the atomizer becomes at least partially immersed within a fluid during operation. Alternatively, the fluid supply port may be arranged to direct a stream of fluid against a surface of the atomizer.

Abstract: A paint spray gun for use in association with a HVLP turbine blower and an attachable paint container divides input air flow into two horizontally adjacent channels. Air flow through one channel remains open whereas air flow through the second channel may be varied by a side air controller such that when air flow is cut off from the second channel, the paint mixture is sprayed in a substantially circular shape whereas when air flows through the second channel the paint mixture is sprayed in a substantially fan shape. In another embodiment, a rotatable nipple is positioned to redirect some air flow from the channels to drive paint from the paint container.

Abstract: A fuel injector for a gas turbine engine includes a nozzle tip assembly having a substantially monolithically formed nozzle body. The nozzle body has an annular outlet chamber for issuing a spray from the nozzle tip. A feed channel is in fluid communication with the outlet chamber through a feed passage. A heat shield void substantially surrounds the feed channel(s).

Abstract: An applicator head for a vacuum coating system includes a manifold shell having opposing shell plates, each including a conduit attachment coupled to a shell aperture. An applicator manifold is affixed to each shell plate. Each applicator manifold includes two coupled manifold plates, with one including a manifold aperture, and each is affixed to the respective shell plate so that each manifold aperture aligns with the respective shell aperture. An applicator channel is formed between the manifold plates of each applicator manifold, and the applicator channel is fluidically coupled to the manifold aperture of each respective applicator manifold. Each applicator channel forms an applicator port at a leading edge of each respective applicator manifold, and each leading edge is configured to be complementary in shape to an edge of a workpiece to be coated. First and second face plates are disposed over the leading edges of the applicator manifolds.

Abstract: An applicator head for a vacuum coating system includes two applicator manifolds. Each applicator manifold includes two coupled manifold plates, with one including a manifold aperture, and each is affixed to the respective shell plate so that each manifold aperture aligns with the respective shell aperture. An applicator channel is formed between the manifold plates of each applicator manifold, and the applicator channel is fluidically coupled to the manifold aperture of each respective applicator manifold. Each applicator channel forms an applicator port at a leading edge of each respective applicator manifold, and each leading edge is configured to be complementary in shape to an edge of a workpiece to be coated. One of the applicator manifolds includes one manifold plate that is wider than the other at the leading edge. First and second face plates are disposed over the leading edges of the applicator manifolds.

Abstract: A fluid injection valve includes a fluid inlet tube with a recess and a valve body including a central longitudinal axis. The valve body includes a cavity with a fluid outlet portion. The injection valve also includes a valve needle received in the recess and in the cavity. The valve needle is axially displaceable with respect to the fluid inlet tube and the valve body for preventing a fluid flow through the fluid outlet portion in a closing position and releasing the fluid flow through the fluid outlet portion in other positions. The injection valve includes a spring element arranged in the recess and operable to interact with the valve needle for biasing the valve needle in axial direction towards its closing position, wherein the spring element is configured such that a spring stiffness of the spring element depends on a pressure of fluid in the recess.

Abstract: An object of the present invention is to prevent a short circuit and disconnection between coil wires 52 in a crossing portion 52c in a solenoid device 5 of a fuel injection valve 1 that has a structure in which the coil wires 52 intersect with each other on a winding initiation side 52a and a winding completion side 52b of the coil wires 52. A groove that is deeper in depth than the coil wire 52 is disposed in a bobbin 53, around which the coil wire 52 is wound, and the winding initiation side and the winding completion side of the coil wire is separated into upper and lower stages of a groove portion in the crossing portion.

Abstract: The invention concerns a method of fragmenting and/or weakening of material by means of high voltage discharges. The material is together with a process liquid introduced into a process area, in which two electrodes face each other at a distance, and is arranged therein in such a manner that the area between the two electrodes is filled with material and process liquid. Between the two electrodes high voltage discharges are generated for fragmenting or weakening, respectively, of the material. According to the invention, during the fragmenting or weakening, respectively, of the material, process liquid is discharged from the process area and process liquid is fed into the process area. The process liquid which is fed has a lower electrical conductivity than the process liquid which is discharged.

Abstract: A size reduction device and method for solid particles, which are conveyed as a suspension in a liquid flow. The device includes a housing, at least two counter-rotatable size reduction components disposed in the housing, each including a plurality of cutting elements, disposed on a common rotatable shaft with a longitudinal axis. The flow direction of the suspension is at right angles to the longitudinal axes of the shafts of the size reduction components. Two mutually opposite guide rails with a longitudinal axis parallel to the shafts are assigned to components. Each guide rail includes a base plate, on which ribs with channels are constituted parallel to the flow direction on the side of the base plate towards the component.

Abstract: A crusher is provided having improved wear resistance and crushing capacity. Particularly, the crusher provides an improved mechanism for adjusting the closed side setting by acting on an adjustable jaw, rather than the moveable jaw. The crusher includes a moveable jaw, an adjustable jaw, and a frame that supports the adjustable jaw and the moveable jaw such that the adjustable jaw and the moveable jaw define a crushing chamber having an upper opening for receiving a material to be crushed and a lower opening for expelling crushed material from the chamber after crushing. The crusher also includes a drive mechanism coupled to the moveable jaw for directing reciprocating motion of the moveable jaw and an adjustment mechanism coupled to the adjustable jaw for altering an angle of the adjustable jaw and, thereby, altering a closed side setting of the crushing chamber.

Abstract: The present invention relates to a jet mill combining a high speed grinding apparatus and a high speed grinding apparatus with a jet mill mounted thereon wherein in consideration of the properties of aluminum having a high degree of softness, pressurizing air is injected not through existing air nozzles, but through injection holes, and the number of injection holes and the approach angles toward air of the injection holes are optimized to maximize the particle collision of the grinding object, thereby manufacturing granules having particle sizes in the range between 100 ?m and 1000 ?m.

Abstract: A beverage container assembly for use with a blender is provided comprising a beverage container having an open top portion and a closed bottom portion. A first removable cover is for selectively covering the top portion of the beverage container. The first cover is adapted to be removably mountable on and off a blender and comprises an adapter portion for mounting the beverage container on a blender. A second removable cover is for selectively covering the open top portion of the beverage container. The second cover includes a drinking hole. The first and second covers are interchangeable on the beverage container and the second cover is mountable on the closed bottom portion for storage.

Abstract: A bale processor of a type for tearing apart a bale of forage material into filamentary material includes a shredder rotor with blades that remove filamentary portions of the bale and delivers such filamentary material directly to a multiple fan blower for blowing such filamentary material directly to and out of a delivery chute. An independent dual discharge feature permits discharge out of either side and/or one or more blowers placed closer to the shredder rotor can be used independently of the dual discharge feature and the multiple fan blower feature.

Abstract: An interlocking liner segment for a tumbling unit is disclosed which comprises a body having an inner surface having a first end and a second end, an outer surface, a first side edge, a second side edge opposite the first side edge, a front edge, and a back edge, a first lifter portion at the first end having a first aperture; a second lifter portion at the second end having a second aperture; and a rifling portion on the inner surface intermediate the first lifter portion and the second lifter portion.

Abstract: A hammer support system for a rotary tool has a hammer receiver including a first alignment opening having a first curved alignment surface. A first wedge part has a curved surface, and a second wedge part is configured to interact with the first wedge part. A fastener is provided for drawing down the first wedge part against the second wedge part such that the curved surface of the first wedge part engages the first curved alignment surface to self-align the first and second wedge parts as the first wedge part is drawn down by the fastener.

Abstract: An ice cube positioning and protecting structure of an ice shaver includes a base, a transmission mechanism and a bracket. The transmission mechanism is installed on the base, and the base includes a support base screwed to a rotating rod linked by the transmission mechanism, so that the rotating rod can be moved up and down with respect to the support base. A positioning space is concavely formed on a side of the support base, and a first engaging portion is disposed on at least one side of an inner wall of the positioning space. The bracket has a second engaging portion for installing the bracket into the positioning space, and an ice containing space is concavely and downwardly formed at the bracket, and a planer and an outlet are formed at the bottom of the bracket for putting the ice cube and preventing flake ice from flying out.

Abstract: According to an embodiment, a fishing spinning reel includes an assembly structure of a handle with which to prevent backlash at a handle part and facilitate an assembly operation and a folding operation of the handle part. The fishing spinning reel according to the embodiment includes a driving shaft integrated with a drive gear, a handle arm rotating in response to an operation of a handle, a handle shaft axially supporting the handle arm in a pivotable manner on one end, rotating in response to the rotation of the handle arm, and divided from the driving shaft in an axial direction, and a tubular member connected to each of the driving shaft and the handle shaft in an integrally rotatable manner, and including a first engagement portion engaged with the driving shaft and a second engagement portion engaged with the handle arm in a state where the handle is used.

Abstract: A medical instrument storage apparatus includes a storage portion configured to store a tube which constitutes part of the medical instrument therein, and a drag generating mechanism configured to generate a force acting against a force in a direction of removal of the tube stored in the storage portion from the storage portion if generated.

Abstract: This disclosure describes, in part, a reel assembly configured to store and automatically retract flexible medical tubing. The reel assembly may include a constant torque spring configured to bias a rotational force on a spool. The spool may have clusters of teeth alternative with tooth-less areas. The reel assembly may also comprise a pawl with an internal spring configured to interact with the clusters of teeth and tooth-less areas in order to prevent/permit retracting a portion of fed medical tubing by the constant torque spring.

Abstract: A hose deployment and retrieval system is described that includes a modular reel assembly. The modular reel assembly includes a reel having a hub around which a hose may be wound and a wheel assembly on either side of the hub and spaced to accept the hose there between. The reel assembly also includes an axle in the center of the hub around which the hub can spin and a base holding the axle. A deployment fork assembly includes a reel assembly mount for engaging with the modular reel assembly and a drive mechanism to spin the reel when the deployment fork assembly is engaged with the modular reel assembly, wherein the deployment fork assembly is adapted to mount to a vehicle.

Abstract: A wire travelling device that travels a stretched wire between a wire feed roller and a wire collection roller includes a wire-feed-roller circumferential-speed calculation unit and a wire-collection roller circumferential-speed calculation unit that calculate each circumferential speed of the wire feed roller and the wire collection roller, a circumferential-speed-difference holding unit that calculates a difference between the circumferential speed of the wire feed roller and the circumferential speed of the wire collection roller as a circumferential speed difference and holds therein the calculated circumferential speed difference, and a wire-feed-roller speed control unit and a wire-collection roller speed control unit that control the wire feed roller and the wire collection roller, in changing a traveling speed of the wire, by a wire-feed-roller speed instruction value and a wire-collection roller speed instruction value generated so that the circumferential speed difference before changing the traveli

Abstract: A cam-controlled core inserter for a surface winder is disclosed. The device has a cam housing having a longitudinal axis, a cam disposed within a first surface of the cam housing, a fixed finger plate juxtaposed proximate to the cam housing and the cam, and a first cam follower cooperatively associated with the cam. The fixed finger plate has a fixed finger fixably attached thereto. The first cam follower has a finger shaft disposed through the fixed finger plate and has a movable finger attached thereto. The movable finger has an adjustable orientation relative to the longitudinal axis as the first cam follower orbits about the longitudinal axis. The distal end of the movable finger and the distal end of the fixed finger are capable of forming a space therebetween for contacting engagement and containment of a core suitable for the convolute disposal of a web material thereabout.

Abstract: A surface winder for winding a log of web material convolutely about a core is disclosed. The surface winder has a frame providing the web material with a path therethrough, a first winding roll rotatably mounted in the frame on one side of the path, a stationary finger mounted on the frame on the other side of the path adjacent the first winding roll and spaced therefrom a distance sufficient to receive the core to be wound in the path, the first winding roll cooperating with the stationary finger means to rotate the core, a cam-controlled core insertion device for a surface winder, and a second winding roll rotatably mounted in the frame on the other side of the path and downstream in the direction of web advance from the stationary finger means and forming a nip with the first winding roll.

Abstract: A detacher for detaching from a roll a spool supporting the roll, and the detacher includes a detacher body; and a plurality of hooking parts disposed on a circumference of the detacher body to engage a plurality of projections of a flange disposed at an end of the spool. With the hooking parts engaging the projections of the flange, the roll and the detacher are relatively displaced so that the spool is detached from the roll.

Abstract: A control device, that based on number one and number two component presence signals, respectively calculates number one and number two cutting points of number one and number two tapes from predetermined pitch of number one and number two cavities, and number one and number two distances between number one and number two detection positions and number one and number two cutting positions. By this, cutting points can be specified even when tapes have different pitches between cavities, and the tapes can be spliced reliably.

Abstract: The present invention discloses a paper roll device including a casing, a cover connected to the casing, a moving component, a first resilient component connected to the moving component, a lever pivoted to the moving component, a second resilient component, a detecting module and a control module. The first resilient component is for driving the moving component to move in a first direction. The lever pivots relative to the moving component as the moving component moves. The second resilient component is connected to a sensing portion of the lever and for supporting the lever in the first direction. The detecting module is for detecting a position state of the sensing portion of the lever, so as to generate a corresponding detecting signal. The control module is for determining an open/closed state of the cover relative to the casing according to the detecting signal.

Abstract: A flushable wipe dispenser is insertable into a standard toilet paper roll and holder. The assembled toilet paper roll and device are positioned onto a standard toilet roll holder, allowing for convenient and space-saving access to flushable wipes. The dispenser allows the user to easily draw-out a moist wipe from a convenient location at the center of the toilet roll tube. The convenient location better enables easy usage of the toilet paper and moist wipes by the consumer and with a less visibly obtrusive moist wipe container.

Abstract: A suspension device (10) provided with at least one suspension means (20) comprising a flapper (21) performing pendulum motion, the flapper (21) being provided with a mass support (25) supporting at least one flapping mass (30). The mass support (25) is hinged to a carrier structure (2) for isolating and to a holder bar (15) for holding said mechanical assembly. The suspension device (10) includes at least one force generator (70), said suspension device (10) having at least one computer (50) connected to a measurement system (55) measuring the levels of vibration, and to said force generator (70) to regulate said amplitude and said phase actively by controlling the force generator (70) as a function of at least one measurement signal coming from said measurement system (55).

Abstract: The present invention provides methods and apparatus for unmanned aerial vehicles (UAVs) with improved reliability. According to one aspect of the invention, interference experienced by onboard sensors from onboard electrical components is reduced. According to another aspect of the invention, user-configuration or assembly of electrical components is minimized to reduce user errors.

Abstract: According to one embodiment, a method for determining a position of a rotor blade includes receiving a plurality of measurements from a plurality of magneto-resistive sensors and determining a position of the at least one magnet based on the received plurality of measurements. In this example, one of the plurality of magneto-resistive sensors and the at least one magnet moves with a rotor blade.

Abstract: An engine mount, for mounting the casing of an aircraft engine to the fuselage or wing of an aircraft, e.g. via a pylon, including first and second links having connector formations for connection to respective mounting and support formations on the engine casing and aircraft mounting structure. Each of the first and second links is typically connected by a pin between the mounting and support formations. Each link has a further connector formation arranged such that the connector formation of the first link is offset from the connector formation of the second link. The connector formations are joined by an intermediate link. The mount allows lateral forces and torque to be resolved in such a way as to substantially avoid lateral displacement of the engine away from a central plane. The intermediate link may also provide a failsafe catcher arrangement in the event that the first or second link fail.

Abstract: A telescopic strut comprises a plurality of hollow members arranged to slide one within another between a retracted and an extended position. Adjacent hollow members are arranged to be electrically connected by one or more electrical connector assemblies as the hollow members move between the retracted and extended positions. Each electrical connector assembly includes an electrically conductive pad on one of the hollow members which is in sliding contact with an electrically conductive strip on the other of the hollow members. The telescopic strut may be used to electrically connect a moveable control surface to a fixed aerofoil structure in an aircraft.

Abstract: An aircraft comprises at least one wing comprising a trailing edge flap that is selectively moveable between a stowed position and an extended position. The aircraft also includes a fuselage comprising a first gear door on a side of the fuselage and a second gear door on a bottom of the fuselage. The first gear door is moveable in a gear door envelope between a closed position and an open position. The wing is coupled to the fuselage in a low-wing configuration. A landing gear assembly is coupled to the fuselage and is selectively moveable between a retracted position and a deployed position. The trailing edge flap may be extended simultaneously with, before, or after deployment of the landing gear assembly and opening of the first gear door.

Abstract: An aircraft galley including a trolley stowage provided in a main body of the aircraft galley. A wall of the main body includes a first section delimiting the trolley stowage and a second section. The trolley stowage is convertible between a first operational state, wherein the trolley stowage is adapted to accommodate a first number of trolleys, and a second operational state, wherein the trolley stowage is adapted to accommodate a second number of trolleys. The second number of trolleys is greater than the first number of trolleys.

Abstract: Embodiments of the present invention provide improved layouts that can increase space on-board aircraft and other passenger transport vehicles. The improved layouts may include two galley sections installed on an aircraft having a centerline and curved outer sidewalls. The first galley section can be positioned so that its longitudinal axis generally aligns with one of the outer sidewalls of the aircraft, and the second galley section can be positioned so that its longitudinal axis generally aligns with the longitudinal axis of the first galley. This can create a space along a rear side of the second galley section. The created space may be used for any number of options.

Abstract: A passenger cabin for a means of transport is provided, which comprises an upper passenger deck and a lower passenger deck. The floor of the upper passenger deck comprises a lower and an upper region arranged therebeside, which are interconnected via a step or a ramp. There is an aisle in the lower region. The floor of the lower passenger deck likewise comprises a lower and an upper region arranged therebeside, between which there is a lowered aisle which is arranged so as to be laterally offset from the aisle of the upper passenger deck. The available surfaces of the upper and the lower passenger deck are mirror-symmetrically arranged. In this way, the space available can be used very effectively in order to accommodate more passengers.

Abstract: An overhead bin for an aircraft comprises a base unit that is designed to fasten the overhead bin to a retaining structure of the aircraft, and a mounting unit that is connected to the base unit. By way of the mounting unit, a stowage space of the overhead bin can be accessed. The base unit provides a first stowage space region, and the mounting unit provides a second stowage space region that together with the first stowage space region forms the stowage space of the overhead bin.

Abstract: An assembly for guiding a cable between a structural part of an aircraft and a movable aerodynamic body includes a chain of pivotally connected links, a first coil device arranged between each pair of the links for guiding the cable between two angular positions, and a second coil device arranged at the first end of the chain for passing the cable from the chain to the aerodynamic body. The support of the assembly is statically determinate through the use of a bracket pivotally connected to one of the links at the structural part, which bracket does not permit a translative motion relative to the structural part. This is further supported by a bearing located at one of the links which is connected to the second coil device, which bearing permits angular rotation at least in two orthogonal directions, but no translative motion relative to the aerodynamic body.

Abstract: Cryogenic fuels tanks for use in aircraft structures are disclosed herein. An example apparatus disclosed herein an airfoil-shaped structure disposed outboard of a fuselage of an aircraft. The example apparatus also includes a first cryogenic fuel tank disposed inside the airfoil-shaped structure.

Abstract: A cushioned platform system and an aerial delivery method employ at least one airbag module. The airbag modules are mounted at the underside of a platform which supports the payload. Parallel roller pads are disposed below the at least one airbag module when the module is in a non-deployed mode and facilitate rolling the platform and payload onto the aircraft. The platform and payload are extracted from the aircraft with an extraction parachute. A mechanism is automatically activated to release the airbag module to a deployed mode prior to impact. The deployed airbag module may be repacked to the non-deployed mode for subsequent usage.

Abstract: An article of manufacture, a parachute harness with main risers, configured in vertical flight mode, further comprising a vertical-to-supine upper riser release mechanism integrated into the parachute harness, further comprising a lower cutaway release mechanism integrated into the parachute harness, wherein when the operator is in vertical flight mode and releases the vertical-to-supine upper release mechanism, the parachute harness transitions to supine flight mode is disclosed.

Abstract: An instrument mounting system for a geosynchronous host satellite provides independent heat rejection capability for a hosted instrument. The system may include an instrument mounting structure that is thermally coupled to a radiator component via heat pipes that may include one or both of rigid and flexible elements. In some embodiments, the system is mounted on the hosting satellite so as to provide satellite components and the hosted instrument with a clear field of view while rejecting heat in one or both of the north and south directions. The system may also provide structural support for components of one or both of the hosted instrument or the hosting satellite.

Abstract: Herein is disclosed a propellant transfer system and method for refueling on-orbit spacecraft. The system and method are configured to allow for resupply of spacecraft configured to be fueled by either a bipropellant (oxidizer and fuel) or a monopropellant (typically hydrazine). The system and method are particularly suited for resupply of satellites not originally prepared for refueling as well but the system may also be used for as satellites specifically designed for refueling.

Abstract: A door harness attaching structure includes: an opening provided on an inner panel of a hinge-open/close-type door; and a hole provided on an end wall at the hinge side of the inner panel. The opening is composed of a large main opening covered by a panel unit of a door module and a small sub opening continued to the main opening, notched toward the hole for attaching a grommet and covered by a cover member. A wiring harness of the door module includes: a harness portion projecting from the panel unit; and the grommet provided at a tip end of the harness portion and attached through the hole.

Abstract: A device for securing a pipe within the interior of a wall is provided. The device is especially suitable for quickly and easily securing a pipe within an opening in a stud of a wall. The device has a generally flat surface which adheres to the front of a stud and a grasping portion which secures the pipe on a first end. The device allows the pipe to be secured within a wall in compliance with governmental regulations.