Abstract: An adjustable shim for positioning a closure unit in a rough opening. The closure unit includes a frame with a perimeter edge and at least one longitudinal recess in the perimeter edge. The adjustable shim includes an attachment member adapted to releasably couple with the longitudinal recess and at least one deformable leg having a first end and a second end coupled to the attachment member. An elongated member is coupled to the deformable leg in a compact configuration. Displacement of the elongated member in a first direction deforms the leg into an expanded configuration. The adjustable shim in the expanded configuration creates opposing forces simultaneously acting on the perimeter edge and the rough opening sufficient to suspend the closure unit in the rough opening. A method and system for installing a closure unit in a rough opening using the adjustable shim is also disclosed.

Abstract: A connector for tying a first building structural member to a second building structural member in conjunction with fastener means and an anchor member, that better withstands tension forces than the prior art, is more economical to produce than the prior art, is easier to produce than the prior art, and is easy to install.

Abstract: A reinforced composite material includes a decorative layer, a stiffener core, and, optionally, a backing layer, which are thermofused to each other. Also provided is a method for the production of such a material.

Abstract: A fire barrier component has an outer sleeve retaining and protecting a fire stop material therein which is preferably compressed. The outer sleeve when exposed to a fire condition partially fails and the fire stop material forms the fire stop barrier. The fire stop material if compressed expands and can cooperate with adjacent components to form an effective fire stop barrier. The firestop barrier component can be factory made and used in complete fire barrier systems, or the component can be used as part of a specific field application. The component may be sold in longer lengths and cut as required to meet a particular application. Conventional saws work satisfactorily in cutting of the component while maintaining the performance of the component when exposed to a fire condition.

Abstract: A window or door frame for a structural facade, of the type having punctually suspended panes, comprises at least a first pane capable of moving, whereto a gasket is operatively associated, able to pass from a respective operative condition to a respective inoperative condition, and vice versa, as well as an actuating unit, able to be selectively operated to cause passage of said gasket between the respective operative and inoperative conditions.

Abstract: A set of extruded panels is provided which can be assembled on site to create a permanent form-work for concrete. The set includes inside and outside extruded side wall panels which are arranged to be connected edge to edge to form inside and outside walls. Longitudinally spaced connecting wall panels span between the inside and outside walls at spaced positions across the width of the walls to hold the walls apart and define a hollow interior therebetween including a plurality of interconnected cells with a plurality of holes for communication of concrete and reinforcing bars between each cell and the next. Each connecting wall panel has T-shaped connectors at each edge for attachment to corresponding C-shaped receptacles on the side wall panels. Rigid foam insulation is inserted at the outside wall.

Abstract: A glazed structure has semi-rigid glazing panels of plastic material carried by support bars of hollow cross-section with an integral T-section extension. The extension reinforces the bar against bending and also co-operates with a system for coupling the panels to the bars in a weathertight manner.

Abstract: A siding attachment strip and method are provided for retaining a plurality of siding panels to a building structure. The siding attachment strip includes an elongate body, a plurality of mounting holes, and a plurality of siding top edge clips that are spaced along the elongate body. A siding top edge clip includes a plurality of prongs extending therefrom and is capable of engaging a nailing slot in a siding panel. The siding attachment strip further includes a plurality of prong slots that are spaced from and correspond to the plurality of siding top edge clips. A prong slot is positioned to correspond to the siding top edge clip and is capable of receiving one or more of the plurality of prongs of the siding top edge clip. The siding attachment strip further includes a plurality of siding fold clips that are spaced from and correspond to the plurality of siding top edge clips.

Abstract: The present specification describes shingles having first and second discrete portions. A fastening member, such as a rivet, secures the first and second portions to one another. The rivet resists separation of the portions over time after the shingles have been installed on a rooftop. The present specification also describes methods of producing shingles having at least one fastening member to secure first and second shingle portions to one another. In one method, apparatus is provided to puncture a continuous strip of shingles at regular intervals, and then insert a fastening member into the apertures created during the puncturing step. The puncturing and injecting apparatus described includes drums, which the shingle strip may pass over or under.

Abstract: A drawbar assembly for transporting a manufactured building comprises an A-frame. The A-frame further comprises two arm beams, each arm beam having first and second ends. The first ends of the arm beams are connected together to form the apex of the A-frame, and the second ends of the arm beams are disposed so that the two arm beams form an acute angle. There are at least first and second cross beams, the first cross beam being connected to the second ends of the arm beams; the second cross beam being connected across the arm beams between the apex of the A-frame and the first cross beam. There are two perimeter beams for supporting a structure; and, the two perimeter beams are removably connected to the cross beams of the A-frame.

Abstract: A tower having internal legs and an external skin providing a hybrid of lattice type towers and tubular type towers. The internal legs and the external skin share tower loading in a manner that optimizes the structural design of the tower, thereby providing benefits of both lattice and tubular type towers. A unique pin connection between tower sections is used to transmit loads smoothly and aid in section alignment. Tower sections are constructed from radial segments which may be nested for shipping such that transportation logistical barriers can be overcome for very large or tall wind turbine towers. The tower sections are then assembled on site using a specialized section assembly system which holds segments from both ends while consecutive segments are added to form a complete cylindrical or tapered section. The section assembly system includes a pair of frames that support the tower segments and align them properly during assembly.

Abstract: Cellular foil (3) is unfolded between the surface of earth base course (1) and the first floor layer (5) during building the subsoil, which cellular foil (3) is poured over with fill (4) from loose material at least up to filling the compartments. A bedding (2) from loose material, optimally from sand, is created under the cellular foil (3). Geotextile (6) may be incorporated to the area under the cellular foil (3). Bedding (2) of lower grain size than that of the fill (4) is preferably used, wherein the fill (4) has optimal grain size of 8 to 63 mm. Compaction is done by at least eight travels of roller of 10 to 11 tons weight, also including vibrations when the height of fills is exceeding 25 cm above the cellular foil (3).

Abstract: An apparatus for producing air-cushion elements having at least one supply roll (1) of laminatable plastic film material (9) comprises a cutting means (21) for cutting at least one opening into the plastic film material, which is double-layered in the apparatus. By means of a blower (29), air is blowable through said opening into the plastic film material. By means of closing means (23, 24), a sealed air cushion can be created from the plastic film material. A cam disc (10) is provided that has a series of raised guide means (11, 16, 17) that are in direct actuation contact with the cutting means (21) and with the closing means (23, 24). In this manner a very simple apparatus of this type has been created in which, moreover, a simple cutting blade can be used that is also exchangeable in a simple manner.

Abstract: A portable vacuum packaging appliance for use with a bag is described. The vacuum packaging appliance includes a housing body with a slot opening for engaging bag for sealing the open bag end via the sealer mechanism; a bag penetration nozzle mechanism capable of puncturing holes in the bag with top and bottom gasket temporary seals, allowing evacuation of bag air and gas; a vacuum pump operatively coupled to the vacuum chamber portion and communicatively coupled with the penetration nozzle mechanism, isolating the bag contents in an evacuated state, and a sealer mechanism to seal the open bag end and also to re-seal along a perimeter between the bag penetration nozzle and the bag contents. The process of the invention vacuum sealing is instrumental in its compact design and mobile utility, which includes a bag sealing before evacuation and resealing.

Abstract: The present invention is, in one embodiment, an apparatus for placing an insert within a nested group of taco shells. The insert placement apparatus comprises a vertical shaft, a horizontal shaft, a first pillow block, a second pillow block, a vacuum cup, a horizontal timing belt, an air cylinder, and a servomotor. The vacuum cup is adapted to transport the insert. The first pillow block has a bore therethrough for receiving the horizontal shaft. The second pillow block is supported off of the first pillow block and has a bore therethrough for receiving the vertical shaft. The vacuum cup is suspended off of the vertical shaft. The horizontal belt is routed around a drive pulley and a second pulley and is interconnected to the first pillow block. The servomotor is interconnected to the drive pulley. The servomotor causes the timing belt to displace the first pillow block along the horizontal shaft, thereby causing the vacuum cup to displace horizontally.

Abstract: A method for product handling includes filling a reusable container at a facility with a pre-selected amount of product. The container is sized and configured for display at a retail location and includes a set of joined walls where some of the walls are configured to move relative to a bottom wall of the container. The set of joined walls move relative to the bottom wall to convert the container between an enclosed configuration enclosing an internal volume and a display configuration providing a side access opening and a top access opening to the internal volume such that the side and top access openings allow product to be removed from the container. The container is converted to the enclosed configuration by closing at least one of the top and side access openings to the container through which the container was filled with the pre-selected amount of product by moving at least one wall of the set of joined walls of the container relative to the bottom wall of the container.

Abstract: Shown and described are a device and a method for securing closure films to pouring elements arranged on composite packages with a cyclic or phased conveying device for conveying the closure films, with a feed device, with a welding device, and with a transport device for transporting the composite packages. In order to allow closure films to be secured reliably and rapidly to pouring elements on the composite packages during the manufacturing process, the welding device is arranged above the transport device, the feed device exhibits at least one clamping device for taking up the closure films and is arranged so as to be movable between a take-up position and a welding position, and the take-up position his turned towards the phased conveying device and the welding position is turned towards the transport devices.

Abstract: A system for removing covers from shipping cassettes that are used to ship computer disk media unlatches the covers and separates them from the cassette in a single fixture position. A movable fork unlatches a top cover from a bottom cover while the cassette is rotated off of the bottom cover. This action unlatches and separates the two covers allowing the removal of the bottom cover from the cassette in one motion. The top cover is then easily lifted off of the bottom cover.

Abstract: A focal point gassing device or system including a gas supply tube operably connected to supply gas to a focal point gassing head and a screen attached to the lance head, wherein the screen provides high velocity laminarized and directed flow gas to product moving through a vertical form/fill/seal packaging system. The vertical packaging system includes a focal point gassing device and a gassing lance to provide gas to product as it moves from a packaging hopper through a filling tube and into the package. The packaging system includes a gassing control system monitor and adjust the flow of gas to the gassing apparatus.

Abstract: A simplification of the drive for an inserting station for envelope-filling machines is achieved by a carrier on which inserting fingers for inserting material for envelopes into opened envelopes held ready next to a base plate are articulated having the form of a carriage which is horizontally displaceable, transversely in relation to the conveying direction of an enclosure-collating path charging the base plate with enclosures or sets of enclosures, on pushing-guiding paths freely spanning the base plate, the carriage being coupled by means of a link connected to it in an articulated manner to a rocking lever, which is fastened on a rocking shaft which is mounted on the machine frame at a specific distance above the base plate and the carriage, is parallel to the conveying direction of the enclosure-collating path and forms in particular part of a rocking drive shaft, on which the gripping arms of the enclosure and discharge stations lined up along the enclosure-collating path are fastened.

Abstract: The vertical and horizontal axis ring machine, for wrapping with stretch film usually palletized loads which are surrounded by the said ring and in which a suitable displacement between ring and load is envisaged so as to ensure that the latter is wrapped with film over the desired extension, comprises: a ring (5) with a diameter suitably greater than that of the maximum-size load (C) to be wrapped, which is made to rotate by drive means (9) mounted on a frame (2) which rotatably supports the said ring by means of support rollers (3) and containing rollers (4); there being mounted on the said frame (2) supporting the ring (5) means for supporting the reel (24) of stretch film and means for unwinding from it the film and for statically supplying it to: conveying means situated on the said rotating ring (5) and controlled by drive means situated on the said support frame (2), for collecting the film supplied from the said static supplying means, so as to keep it in the condition in which it is supplied by th

Abstract: A device useful for delivering a temperature altering regimen to a specific and defined location on an animal's body, and thus altering the temperature of an animal's body, or defined area thereof. It is desirable to alter the temperature of an animal's body for a variety of reasons, including: maintaining a desirable basal body temperature in an extreme climate; maintaining basal body temperature to treat an illness affecting said temperature; providing a temperature greater or lesser than basal temperature to muscle groups and/or joints to help with swelling and aching following a strenuous workout; providing a temperature greater or lesser than basal temperature to joints to assist with pain associated with swelling due to arthritis; and to lower the temperature of a body following a strenuous workout.

Abstract: An example wall-embeddable air processing apparatus includes a cabinet having substantially parallel first and second surfaces and a plurality of air filter elements located within the cabinet. The air filter elements are arranged so that filtration surfaces of the filter elements are substantially coplanar to each other and substantially parallel to the first and second surfaces. An intake vent is operatively coupled to the cabinet and configured to enable ambient air to be drawn into the cabinet. A fan is operatively coupled to the cabinet and configured to draw the ambient air into the cabinet and to cause the ambient air to flow through the plurality of air filter elements to generate processed air.

Abstract: An air filtration unit for use in a work environment includes a housing disposed with an air filtration system and light source. The housing includes a handle and corner caps to prevent damage and provide stability. The air filtration system draws air into the housing, via a blower, through a first and second inlet gate, the air is at least partially filtered by a first and second filter assembly, which provide a two stage filtering, and then the at least partially filtered air is blown through an exhaust conduit back out into the work environment.

Abstract: A device for collecting and removing a gaseous medium containing solid or liquid contaminants has at least one swirl chamber having at least a partially circular cross-section. A removal opening is provided through which the gaseous medium is removed by suction. In a flow path of the gaseous medium in a suction direction, at least one baffle element is arranged within the swirl chamber upstream of the at least one removal opening. The contaminants are separated from the gaseous medium by impacting on the baffle element.

Abstract: An air inlet for a two-stage dust collecting machine is formed in an air-pipe housing in a two stage dust collecting machine, and the air inlet is an rectangular shape formed in the annular wall of the air-pipe housing in the tangent direction. Further, a rectangular pipe is provided to extend out from the rectangular inlet, a circular pipe extends out from the rectangular pipe, and a current guiding member extends inward from the rectangular inlet. Therefore, sucked-in air is guided through the rectangular pipe with a comparative large space to flow through the current guiding member to become a helical current moving along the inner surface of the air-pipe housing, so sucked-in air flows smoothly in the machine, upgrading the two-stage dust collecting function of the machine.

Abstract: A central vacuum unit comprises a cyclonic chamber having a sidewall. A motor causes a swirl of air loaded with debris to centrifugally contact an inner surface of the sidewall of the cyclonic chamber. A lateral outlet is defined through the sidewall to provide for lateral discharge of the debris from the cyclonic chamber.

Abstract: A media matrix for a separator, such as an air/oil separator, is described. The media matrix can be used as a coalescing stage, as a drain stage or both. In general the media matrix comprises a glass fiber media matrix having an aqueous based resin system. Preferably a binding agent is present, for example an inorganic binding agent such as alum. Methods of preparation are provided.

Abstract: A ceramic filter assembly (9) that resists cracking. The ceramic filter assembly is formed by integrating a plurality of columnar honeycomb filters (F1) made of a porous ceramic sintered material with a ceramic sealing material layer and formed to have a substantially elliptical cross sectional shape. The honeycomb filters includes square columnar honeycomb filters in which the ratio between the lengths of their long sides and short sides is between 1.1 and 3.0. The honeycomb filters are arranged so that the long sides and the short sides are respectively parallel to the major axis and the minor axis of the assembly.

Abstract: A method for manufacturing a plugged honeycomb structure includes the steps of: applying a predetermined amount of the plugging slurry on a face of an end face sealing member, one end face of the masked honeycomb structure is pressed against the face to which the plugging slurry was applied of the end face sealing member to fill the plugging slurry in the predetermined cells on the one end face side, and drying at least the plugging slurry at a portion in contact with the face of the end face sealing member in a state that the face of the end face sealing member is pressed against the one end face of the masked honeycomb structure. The method can manufacture simply at a low cost a plugged honeycomb structure with reduced accumulation of deposit on an end face when the honeycomb structure is used as a filter or the like.

Abstract: A ceramic filter has (A) a base body having partition walls made of a ceramic porous body, wherein cells 18 are defined by the partition walls, (B) filer membranes provided on the partition walls, made of a ceramic porous body having an average pore diameter smaller than that of the surface of each partition wall, and (C) a glass seal provided so as to cover at least the end face of the base body, wherein the glass seal is constituted by an alkali-free glass containing silica (SiO2) in an amount of 55 to 65 mol %, zirconia (ZrO2) in an amount of 1 to 10 mol % and at least one kind of alkaline earth metal oxide selected from calcia, baria and strontia but substantially not containing zinc oxide.

Abstract: A method is described for operating an agricultural vehicle to reduce the time taken for rotating components of the crop processing machinery driven by the vehicle engine to reach a standstill. The method comprises the steps of sensing when a signal is generated by the vehicle operator to disengage the drive from the engine to the rotating components, reducing the engine speed in response to the sensed signal to a minimum value below a steady idling speed of the engine, disengaging the drive to the rotating components after the engine speed has reached the minimum value, and increasing the engine speed to a value equal to or greater than the steady idling speed after the disengagement of the drive to the rotating components.

Abstract: An agricultural robot system and method of harvesting, pruning, culling, weeding, measuring and managing of agricultural crops. Uses autonomous and semi-autonomous robot(s) comprising machine-vision using cameras that identify and locate the fruit on each tree, points on a vine to prune, etc., or may be utilized in measuring agricultural parameters or aid in managing agricultural resources. The cameras may be coupled with an arm or other implement to allow views from inside the plant when performing the desired agricultural function. A robot moves through a field first to “map” the plant locations, number and size of fruit and approximate positions of fruit or map the cordons and canes of grape vines. Once the map is complete, a robot or server can create an action plan that a robot may implement. An action plan may comprise operations and data specifying the agricultural function to perform.

Abstract: In a swather formed by a tractor and attached heeder for cutting standing crop to form a swath, reel speed and optionally draper speed are controlled relative to ground speed by a control system including a manually operable input and display available to the operator. The control system can be used in an automatic mode to set an index value for an actual difference in reel speed relative to ground speed and to vary reel speed accordingly. In this mode a manually operable control varies the index. The control system can be switched by the operator to manual in which case the same control varies the actual reel speed. Minimum reel speed can be set by the same control and when operative the automatic system does not allow reel speed to fall below the minimum set value despite the values of index and ground speed.

Abstract: A multi-rotor blower fan assembly for a cotton picker utilizes a plurality of separate fan enclosures each containing a fan for supplying an individual air flow to a picker unit of the picker, the fans being mounted on a common shaft for rotation therewith, with a unitary removable or openable cover or hood covering access openings of the fan enclosures. One or more of the fan assemblies can be mounted on the picker, for instance, on an existing platform on the picker chassis just rearward of the operator cab, in end-to-end relation, and rotatably driven using a common drive.

Abstract: A crop harvesting header has a cutter bar with a plurality of generally horizontal flail disks mounted thereon for driven rotation about generally upright axes spaced along the cutter bar. The disks each carry a pair of blades at diametrically opposed positions. The blades are shaped such that a leading cutting edge lies generally in a radial plane of the axis and extends generally outwardly from the axis from an inner end of the leading edge to an outer end of the leading edge where the outer end of the leading edge is angularly advanced relative to the inner end. This can be achieved by moving the pivot point of the blade pivot axis forward toward the leading edge. The blade may be twisted so that the trailing edge is above the leading edge.

Abstract: Apparatus for harvesting grapes without damaging the grapes. A cluster hanger clip is provided to securely hold a cluster of grapes by the stem, in order to cut, carry, and transport the cluster with minimal or no touching of the grape berries. A grape harvesting vehicle which moves between the rows of grapevines in the vineyard, includes grape conveyors, on which the hanger clips are suspended, either temporarily or permanently. The conveyors convey the grape clusters to packers at packing stations on the platform. The packers segregate the grape clusters and pack the clusters into boxes. A palletizer stacks the boxes on pallets in a bin. The platform can change configuration for use in the vineyard, and for travel on the highway.

Abstract: The present invention provides a tine having segments that extend in a converging manner. As a result of this configuration, the harvested crop can be thrown off the tine more easily and into the desired windrow. A base is formed as a consequence of this configuration. The base closes or reduces open space between adjoining tines and increases the conveying surface.

Abstract: A combined yarn is provided containing a metallic strand and a non-metallic strand, wherein the metallic and non-metallic strands are combined by air interlacing the filaments or fibers of the non-metallic strand at intermittent points along their length, so that the metallic strand is encased in the non-metallic strand at least at some of the intermittent points; a composite yarn incorporating the combined yarn as at least one component, and articles and/or garments made from the combined yarn or composite yarn, and methods for the production of the combined and composite yarns.

Abstract: A power transmission belt having a load carrier cord embedded therein, said cord comprising a plurality of yarns and possessing a first twist corresponding to a first twist multiplier and a first twist direction, and possessing a second twist corresponding to a second twist multiplier in a direction opposite said first twist direction, and characterized in that the ratio of said first twist multiplier to said second twist multiplier is greater than about 1.5. The belt may be a multi-v-ribbed belt comprising a belt body portion, a sheave contact portion and a load carrying cord embedded in said belt body portion, said load carrying cord comprising a plurality of twisted yarns, and having a first (yarn) twist corresponding to a first twist multiplier and a second (cord) twist in a direction opposite said first twist and corresponding to a second twist multiplier; wherein said first twist multiplier is greater than said second twist multiplier as indicated by a ratio of at least 1.5:1.

Abstract: A synthetic rope for an elevator having improved resistance to compression and abrasion is provided and comprises a plurality of strands forming layers of the rope, each strand formed from a plurality of pre-twisted strands made from high modulus synthetic filaments. One or more of the strands or layers of strands may be impregnated with a lubricant, such as polytetrafluoroethylene, to reduce the abrasion among the strands and substrands, and increase the service life of the rope. The exterior of the rope may be covered by a jacket that provides for traction with the drive sheave. An elevator system comprising the claimed rope is also provided.

Abstract: The present invention provides a sewing thread formed from poly(butylene terephthale) multifilament yarns, the sewing thread being characterized in that the sewing thread has an elastic recovery at 20% elongation of greater than or equal to 60%, a method of producing same, and the use of same. In the present invention a PBT yarn designates a yarn composed of a polyester that uses butylene terephthalate (tetramethylene terephthalate) repeating units as principal repeating units and that contains the butylene terephthalate repeating units in an amount of 50 mol-% or more, preferably 70 mol-% or more, even more preferably by 90 mol-% or more. The yarn made from PBT can contain a third component as an other acid component and/or glycol components and or other additives or colours in a total amount of 50 mol-% or less.

Abstract: A chain shortening device is described. The device has the general shape of the letter “C”. A single slot (20) extends longitudinally along the elongated body (10) of the device. The single slot has a central widened portion defining a lead-through opening (20E) through which a loop of an associated chain can be inserted, whereby the device can be handled as a separate unit and be attached sideways to an associated chain.

Abstract: A gas fuel injector includes a first header plate, a second header plate, and a plurality of venturi tubes. The second header plate is spaced downstream from the first header plate. The plurality of venturi tubes is sealably secured to the first and second header plates. Each venturi tube of the plurality of venturi tubes is defined by a plurality of fixable components.

Abstract: A subsonic diffuser is provided for decelerating airflow provided to an air-breathing engine. The subsonic diffuser includes a duct having an inlet and an outlet, and a splitter. The cross-sectional area of the duct increases from the inlet to the outlet, and the splitter delineates a plurality of passageways through the duct. During operation, the passageways divide and decelerate a subsonic airflow supplied to the subsonic diffuser, and the subsonic diffuser delivers a decelerated airflow to the air-breathing engine.

Abstract: A turbofan gas turbine engine augmenter includes a fuel/air swirler disposed between an axially extending bypass flowpath and an axially extending exhaust flowpath. A swirler inlet is axially open to and positioned substantially normal to the bypass flowpath and a swirler outlet is open to and positioned substantially parallel to the exhaust flowpath. A swirl chamber within the fuel/air swirler is between the swirler inlet and the swirler outlet. A swirl axis of the fuel/air swirler extends through the swirler outlet substantially normal to the exhaust flowpath. An air swirler may be centered about the swirl axis within the fuel/air swirler. The air swirler may be a louvered or have a plurality of swirling vanes. The swirler inlet may be radially offset with respect to the swirl axis. An air scoop may lead from the swirler inlet to a rounded swirler housing within which the air swirler is disposed.

Abstract: Disclosed is a propulsion system having a structural configuration that provides easy and convenient access to the interior regions of a liquid fuel tank and a hybrid rocket motor case. The system operates with a high oxidizer-to-fuel ratio and a high bulk density propellant combination that has a near uniform specific impulse over a large oxidizer-to-fuel ratio range. The system has an increased propellant mass fraction and reduced propellant residuals. This improves the performance of the hybrid propulsion system.

Abstract: A method of fabrication of a rocket engine nozzle assembly using pressure brazing generally includes initially assembling a rocket engine nozzle liner into a rocket engine nozzle jacket for a rocket engine nozzle assembly. The rocket engine nozzle assembly may then be sealed. Prior to pressure brazing the rocket engine nozzle assembly, pressure brazing parameters may be determined. The pressure brazing may be performed with the determined pressure brazing parameters to complete the fabrication of the rocket engine nozzle. The rocket engine nozzle assembly may include a rocket engine nozzle jacket and a rocket engine nozzle liner having a plurality of channels, with the space between each channel defining a land, and the rocket engine nozzle liner having at least a pair of endlands disposed at each end thereof. The rocket engine nozzle liner is bonded to the rocket engine nozzle jacket by the endlands being bonded to the nozzle jacket and the lands being pressure brazed to the nozzle jacket.

Abstract: A power plant comprises a gas turbo group with a heat transfer apparatus, for example a recuperator for the preheating of the combustion air, arranged downstream of the turbine in the smoke gas path of the gas turbo group. A smoke gas purification catalyst is arranged downstream of at least part of the heat transfer apparatus, at a point at which the smoke gas is already cooled as a result of heat exchange to an extent such that irreversible damage to the catalyst due to overheating is avoided. On the other hand, the point is selected such that a temperature necessary for maintaining the catalytic smoke gas purification is ensured. In a preferred embodiment, a temperature measurement point is arranged, at which the temperature of the catalyst or of the smoke gas flowing into the catalyst is determined, so that this temperature can be regulated by means of suitable regulating actions.

Abstract: A heat transfer system in an engine for transferring heat from the recirculated exhaust gas to an output of an engine exhaust system. The heat transfer may cool the recirculated exhaust for reduced emissions from engine combustion and, at the same time, increase the output exhaust temperature to facilitate regeneration of an exhaust aftertreatment system. There may a heat transfer unit at the output of an exhaust gas recirculating valve connected to a heat transfer unit at the output of the exhaust system.