Abstract: An element of insulating material, particularly for heat and/or sound insulation of buildings and for mounting between supports, has a body which has been cut into a plurality of separate parts by at least one continuous beveled cut and shaped so that they are displaceable relative to one another during mounting and can be clamped between supporting elements.

Abstract: A tenter frame is illustrated wherein a chain is fabricated by press fitting a pin receiving bushing constructed of Vespel and the like into a steel bushing and then boring a pin receiving opening therein and utilizing wear strips constructed of Vespel in a dovetail configuration opposite the tenter chain providing a lubrication free tenter wherein the chain may be tensioned without excessive stretching.

Abstract: An improved transmission for a Volkswagen brand of automobile which has five forward speeds rather than the stock four forward speeds. The transmission uses the vast majority of the parts of the four speed transmission but modifies the four speed transmission by extending the main shaft and the pinion shaft by threading shaft extensions onto the end of both of these shafts. In addition, a new gear carrier housing of greater length and a new nose cone of shorther length are substituted for the original gear carrier housing and nose cone. The method of making this conversion is also described.

Abstract: A method for making card roller rings for open-end spinning machines provides that a sawtooth wire (3) is wound onto a tube (1) of multiple ring length (a) and that the teeth (7) of the sawtooth wire (3) are removed at spacings corresponding to the ring length (a) to form a respective circumferential plunge-cut groove (9) extending down to the foot portion (8) of the sawtooth wire (3). Subsequently the sawtooth wire windings (12, 13) within the plunge-cut grooves are secured to the tube (1), whereupon the tube (1) with the sawtooth wire wound thereon is separated into individual card roller rings (2) substantially along the center of the plunge-cut grooves (9).

Abstract: A composite metal article is made by placing a low melting temperature metal to serve as a core within a shell of a high melting temperature metal and by containing and sealing the core within the shell. The assembly constitutes a containerized ingot which is then transported to a forming die where the containerized ingot is heated to soften the core and is then formed to the shape imposed by the die. During the cooling period, the shell is reformed to the core to maintain tight contact and to promote bonding.

Abstract: A method of attaching tubes of high-qualilty material, such as titanium, stainless steel, etc., in a tube plate of a simpler material which is not wherein or substantially not weldable to the tube material, involves attaching sleeves of the same material or substantially the same material as the tubes, to the tubes so that the sleeves extend somewhat beyond the tube plates, whereafter a cover plate, provided with holes therein and being of the same or substantially the same material as the sleeves, is attached to the sleeves ends by means of welding.

Abstract: A window operator has a base with an upstanding pivot pin having a bushing thereon and at least one component pivotally mounted on the bushing. The components are held in assembled relation by a captured washer and the washer has an outer annular portion formed to provide a controlled clearance. A method of forming the window operator comprises assembly of the pivot pin, bushing and pivotal component to a mounting base and the capturing of a washer beneath the head of the pivot pin and with an inner annular part of the washer engaging an upper edge of the bushing which extends beyond the upper surface of the pivotal component, followed by a deformation of the outer annular part of the washer to compress the pivotal component between the washer and the base followed by release of the compressive force to permit spring-back of the outer annular part of the washer to provide the controlled clearance.

Abstract: In a roller leveler having a number of work rollers, an improvement is proposed when a junction of metal web passes. Position detecting circuitry detects the junction of the metal web to output a detection signal. In response to the detection signal, an arithmetic unit applies an instruction signal to a depression control unit so that an amount of adjustment to be given to the metal web in the roller leveler is controlled to a suitable value.

Abstract: In order to clamp blades (1, 2, n) of turbomachines to influence the blade vibration occuring in such machines, the shroud plates (1a, 2a, na) are dimensioned in such a way that they are in contact with one another in the installed condition without clearance and without contact force or else they are dimensioned so that they exhibit a gap (3) relative to each other. A prestressed or pretorsioned, clearance-free connection occures between the shroud plates (1a, 2a, na) due to plastic deformation of the shroud plates (1a, 2a, na) in the region of their boundries or of the gap (3).

Abstract: A method for selectively transportable equipment support system is provided for operative association with an invalid transport vehicle such as a hospital bed. The system includes a transport bracket for selective secured association with a hospital bed or a service column. Various patient care items are secured to the transport bracket. Such items preferably comprise infusion pumps with associated fluid bags that are typically transported with the patients and employed in surgical rooms or intensive care units. The transport bracket includes a pivot post for reception in a service column latching assembly which allows pivotable movement of the transport bracket when it is secured to a service column support arm. The service columns are pneumatically powered for powered lifting and positioning of the transport bracket.

Abstract: A golf club head is formed to have multiple laminations above a sole plate defining a keel; a bolt is connected to the sole plate at the keel and holds the laminations positively clamped together; and the keel forwardmost surface may be sloped to transfer ground impact force upwardly to the laminations via the sole plate, and also via the bolt. A vertical bore is formed in the head to receive the bolt, and the bolt is inserted into the recess and tightened to the sole plate above the keel, to compress the laminations. Synthetic resin also bonds the bolt to the compressed laminations, along the bolt length. The club head and bolt head are ground to provide a smooth top surface.

Abstract: A method of producing a chamber assembly suitable for use in contaminated environments comprises arranging first and second chambers together, at or adjacent to the site at which they are to be used. Each chamber comprises a preformed enclosure comprising sheet material and support means for the enclosure and the chambers are arranged such that a side wall of the first chamber abuts a side wall of the second chamber. The abutting side walls are secured together and means are provided whereby the interior of at least one of the chambers is accessible without passing through the other chamber, and is also directly accessible from within the other chamber. A kit of parts for producing such an assembly, chambers for use in the method, and kits for producing such chambers are also described.

Abstract: The compression roll comprises a plurality of thin circular plates stacked in axial direction of the compression roll, these plates having a plurality of holes which is provided at a fixed spacing around the center of the plates and becomes continuous through holes which pass through stacked plates, and a plurality of grooves which is formed from the outer circumference to the holes and becomes microholes which extend from the circumferential surface to the through holes. The through holes are connected to the pressure guide on the side of the roll.

Abstract: Method and apparatus are disclosed for producing pin operators for pressure switches in which the pin operator is adjusted in length while in a pressure environment with an associated diaphragm when subjected to proof pressure for the finished switch assembly. The pressure housing is preferably the actual switch housing. A die with a recess is aligned with the diaphragm and pin. The pin blank has an opening and tapered wall thickness. When proof pressure is applied to the opposite face of the diaphragm, the diaphragm forces the pin into the die recess to form the end of the pin and shorten its length. Thereafter the pin and diaphragm combination in the pressure housing will provide a prescribed travel when the diaphragm is subjected to proof pressure. An alternative device is disclosed for forming the ends of pins where proof pressure for the particular device is less than the required forming pressure for the pin. Semi-cylindrical, truncated conical and outwardly flared pin forms are disclosed.

Abstract: A post support made of metal sheet or plate comprises a box section of rectangular cross section for receiving a post and an elongate ground engaging portion welded thereto, the ground engaging portion is of cruciform section and the box is formed with slots in its base defining an X or Y cross corresponding to the section of the ground engaging portion. Integral portions of the material of the base of the box section are bent downwardly so that the edges of the slots are bounded by dependent flanges and the ground engaging portion is received between the flanges and located in the slot and welded at least along the edge of the flanges. Methods for forming the post support are also described.

Abstract: A window for a segmented edifice utilizing three frames, each having a plurality of openings through the same. The first two frames sandwiched the segmented edifice and are held in such configuration by a multiplicity of fasteners. A third frame having a cross member such as a screen is then fastened to the second frame to create a secure window.

Abstract: In the formation of finished slide surfaces for slide rails on a track for an electromagnetically levitated vehicle, the track is constructed as a girder-like beam with the slide rails located on cantilevered parts of the upper surface of the beam. The beam can be formed of prestressed concrete. Initially the slide rails are provided with a height oversize. The height oversize part of the slide rails is removed and the slide surface of the rails are finished to the desired degree. The height oversize part is removed by cutting and grinding devices mounted on a machine frame movable over the upper surface of the track. The machine frame is adjustable in the vertical direction from a datum plane formed by the lower surfaces of support stators secured to the undersides of the cantilevered parts of the track. The machine frame rides on the upper surface of the beam and is in contact with the lower surfaces of the support stators.

Abstract: A method of providing interchangeability of aircraft wings, particularly providing a method of adjusting the angles of incidence and dihedral to compensate for differences in the twist angle between airfoils. The method comprises determining the angle of twist of an airfoil, having an airfoil attachment member, and supporting the airfoil on at least three supports spaced about said airfoil so that the airfoil attachment member is aligned with a hole boring means. The supports are adjusted so that the hole when bored through the airfoil attachment member provides the airfoil with angles of incidence and dihedral that substantially cancel the angle of twist. The hole is bored through the airfoil attachment member.

Abstract: A window operator having a base with an upstanding pivot pin having a bushing thereon and at least one component pivotally mounted on the bushing. The components are held in assembled relation by a captured washer and the washer has an outer annular portion formed to provide a controlled clearance. A method of forming the window operator comprises assembly of the pivot pin, bushing and pivotal component to a mounting base and the capturing of a washer beneath the head of the pivot pin and with an inner annular part of the washer engaging an upper edge of the bushing which extends beyond the upper surface of the pivotal component, followed by a deformation of the outer annular part of the washer to compress the pivotal component between the washer and the base followed by release of the compressive force to permit spring-back of the outer annular part of the washer to provide the controlled clearance.

Abstract: Camshaft assemblies, methods and apparatus are provided for making camshafts by the expansion of tubular shafts into prelocated cams, journals and other elements, if desired. Features of the camshafts include trilobe or polylobe element openings, preferably splined or serrated for low energy filling and high torque capacity and High Strength Low Alloy mild steel tubular shaft material. The method emphasizes trapping, or loading, the shaft of prevent axial lengthening during expansion such as by mechanical ballizing. The apparatus includes adjustable thrust blocks and locating plungers with incorporated flush pin gages together with hydraulic or other loading means all for use in carrying out the assembly method with various benefits from the incorporated features.

Abstract: The process for forming a metallic sandwich structure having a curved surface, particularly a surface curving about more than one axis, such as a quadric surface partially by direct displacement and partially by a fluid interface. Additionally, means to restrain the work sheets being formed with respect to the shaping fixture which allow a portion of the work sheets to flow into the forming cavity before absolute restraint is applied and the restraining means function independently of the clamping force of the press.

Abstract: A flat prefabricated panel formed from a three-dimensional metal screen and from a reference layer of foamed plastic is converted into a curved panel suitable for the formation of a curved wall by cutting said screen along parallel lines on one face of the panel, utilizing said cut line to incurvate the panel to make the opposite face thereof concave and finally restoring the integrity of the screen on said face of the panel by means of reticular connecting strips applied along said cutting lines.

Abstract: A composite metal article is made by placing a low melting temperature metal to serve as a core within a shell of a high melting temperature metal and containing and sealing the core without oxides within the shell. The assembly is then transported to a shaping die where the containerized ingot is heated to soften the core and is then formed to the shape imposed by the die. During the cooling period, the shell is reformed to the core to maintain tight contact and bonding.

Abstract: A suturing needle with suture used in a surgical operation and a method of producing the same. The suturing needle is formed of a single or two or more doubled hollow tubes and a core material inserted thereinto, which is fixed to the tip and root of the suturing needle, whereby, when the suturing needle is broken during the operation, broken pieces are not scattered and extraction of each broken piece from a body tissue during operation is facilitated.

Abstract: The metal bone implant is constructed with thin sheets of superplastic material which are deformed into irregular contours. The sheets are welded to the solid base element of the implant and thereafter deformed outwardly under fluid presure to an irregular shape.

Abstract: A rotary wheel member for use in a rotary, friction type, continuous extrusion apparatus is produced by(a) producing a rotary wheel having formed in its cylindrical peripheral portion a continuous groove, and secured in that groove for movement with the wheel a solid annular metal mass;(b) rotating the wheel about its rotary axis; and(c) applying to the periphery of the annular metal mass a tool of predetermined end shape, and progressively advancing the tool in a radial direction as the wheel continues to rotate, thus machining in the peripheral portion of the annular metal mass a working groove of predetermined transverse cross section.

Abstract: A fuel injection nozzle 10 having a nozzle body 12 to which is attached a banjo-type inlet stud 16, by means of heat shrinking. After the shrink fit attachment, a blind passage 20, 22 in the delivery tube portion 134 of the inlet is drilled through to penetrate the nozzle body and form a lead-tight fuel delivery path. A locating plate 106 is supported by a bore 96 in the cylinder head 80 adjacent the nozzle and orients the nozzle into a preselected orientation. In one nozzle embodiment 70, the tip 76 is sealed against the cylinder head socket 84 by a frustoconical copper annular seal member 82 that is preferentially loaded toward the inner seal diameter. The nozzle cap 14 forms a spring chamber in which a spring subassembly 42 including upper and lower spring seats 48, 46, a spring 44, and stem 186 and pedestal 84 piloting the spring, cooperate to permit independent setting of the valve lift off stop limit F and the spring preload B.

Abstract: A method of forming a ball bearing assembly capable of withstanding, in a non-operating mode, an axial load exceeding a predetermined axial load at which bearing damage would otherwise occur includes the following steps: assembling a bearing assembly with at least one set of annular bearing races and, disposed therebetween, a multiplicity of balls, each race having a face surface aligned transversely to the axis of rotation of the bearing assembly, (b) mounting the bearing with the first race fixed axially, (c) applying an axially directed load against the second race of a predetermined magnitude selected to be greater than the intended operating preload and less than a bearing damaging load, (d) grinding the face surfaces of the bearing races flush, (e) releasing the force, and (f) in operating condition, providing a stop ring having a flat stop face surface opposed to the face surfaces of the bearing races, the face surface of the first bearing race disposed in engagement with the stop face surface and the

Abstract: A lock plates inserting machine and a method of automatically and mechanically inserting a plurality of lock plates into corresponding openings defined in the key cylinder. The lock plates inserting machine includes a key holder having a plurality of grooves corresponding to respective serrations of a key to be inserted. At least one key serrations detecting member having a key serrations detecting convex portion is inserted into one of the grooves of the key holder. At least one slide member is slidable upon pivotal movement of the key serrations detecting member and upon concave portions equal in number to the different sizes of the key serrations. A plurality of first push members corresponding to respective concave portions of the slide member are positioned so that a proper one of the first push members is inserted into its corresponding concave portion of the slide member in accordance with the slide members's position.

Abstract: A domed cap button collet and the method and apparatus for the manufacture of same by deforming a flat domed button collet having an elastic body including: a shank; a radially extending plate-like flange located one end of the shank; and, a cap formed of malleable material overlying the outer surface of the flange and crimped to the peripheral portion of the flange. Pressure is simultaneously applied to bend the flange and cap member into a substantially convex dome shape. Upon removal of the pressure, the cap member retains its dome shape and the flange member reverts to its original plate-like configuration.

Abstract: For adjustment of the relative positions of two machine parts, at least one of the machine parts is provided with projections outwardly formed by stamping, the projections having contact surfaces which lie against the other machine part. The adjustment is performed by setting the projections back under the influence of a pressing force according to requirements. By this operation a relatively large contact surface can be provided. The deformation process takes place exclusively in the transition region between the projection and the rest of the machine part. The restoring forces are relatively small and relatively constant over the entire restoring range.

Abstract: A process for the application of twin layer bottoms on the pots, wherein the filling material of the hollow space is located on the bottom of the pot and kept at a certain distance from its profile, being a covering layer located above it, by operating them according to the Italian Pat. No. 965,732. The process is characterized in that the height of the filling material is at least 20% higher than the average thickness that the same material has at the end, and in that in the first phase of the deformation of this material a pressure is gradually applied from the center to the periphery, and in the second phase wherein the covering layer is kept in a mould and the filling material fills all the hollow space, said impact acts on said filling material in all the directions.

Abstract: A plain bearing comprises a metal cylinder as an external member and a resinous cylinder as an internal member, in which the outer surface of the resinous cylinder is firmly engaged and bitten with a concavo-convex portion formed on the inner surface of the metal cylinder. A process for manufacturing the plain bearing comprises producing the metal cylinder, forming the concavo-convex portion on the inner surface of the metal cylinder, combining the concavo-convex portion of the metal cylinder with the resinous cylinder, inserting a core pin into the interior of a combined cylinder of the metal cylinder and the resinous cylinder, squeezing the combined cylinder through a draw die and producing a finished plain bearing.

Abstract: A wick assembly (1) for use in e.g. an anaesthetic vaporizer (not shown) comprises layer (2) of absorbent wick material, e.g. a metallic wire cloth, secured to an impermeable backing sheet (3) e.g. of stainless steel. The wick material (2) and backing sheet (3) are rolled into a spiral configuration and thus define a spiral flow passage for gas to be vaporized. Fastening means are provided to hold the wick material (2) and sheet (3) in the spiral configuration whereby the assembly forms a self-contained unit adapted to be detachably mounted in a vaporizer.

Abstract: A vehicle seat having interconnected cushion and back members at least one of which consists of a foam body having an interior load supporting section and an outer peripheral section with a groove in the outer side of the body substantially at the juncture of the inner and peripheral sections. A first covering member is adhered to and lies flat against the outer side of the interior section and a second covering member is adhered to and lies flat against the outer side of the peripheral section. Both covering members extend into the groove and terminate in the groove. A flexible plastic trim strip is positioned in the groove at a position between the first and second members and is stitched to the members. In the process of this invention, the strip is supported in a groove in the tooling for making the seat and functions to hold the covering members in desired positions during the assembly of the foam body therewith.

Abstract: This invention relates to a method of forming hollow, box-section, frame members which include localized reinforcement. The frame members are produced by fitting a sleeve about a tube, deforming the tube and sleeve to avoid the occurrence of frictional drag in a final die, and then expanding the tube and sleeve in a final die to form the hollow, box-section, frame member. The expansion is achieved by application of an internal pressure within the tube.

Abstract: A bearing block for anchoring a self-contained bearing for a moving part of a robotic manipulator to such robotic manipulator is provided, wherein the self-contained bearing has a known outside diameter. In particular, the bearing block comprises a body portion having attachment means for attaching the bearing block to the robotic manipulator, with such body portion being split into a base piece and a clamp piece along a dividing axis. A bearing race or bore is formed through the body portion and centered therewithin on the dividing axis. The bore is formed after the body portion has been split along the dividing axis, and has an effective diameter slightly undersized relative the outside diameter of the self-contained bearing to be held therewithin.

Abstract: An armature group for mosaic printing head has a plurality of armatures wherein each armature which is part of an actuation electromagnet associated with one of a plurality of printing needles, is fixed to an elastic arm of a spring steel spider having as many arms as there are armatures. The spider, besides performing an armature positioning function allows the armature group to be handled as a unitary element which is easy to assemble. The thrust arm of each armature further has a double bend so that the plane between such arm and the corresponding needle head is perpendicular to the axis of the needle and passes through the fulcrum of the armature. This minimizes the buckling force which the needle has to undergo during the actuation phase. The construction of the armature group can be accomplished by a completely automated manufacturing process.

Abstract: The object of the invention relates to the technical sector of microelectronics. According to the process, one starts off with a hollow stainless steel tube (1) of determined diameter; the tube (1) is shrunk for a certain length (1a) and flattened, the remaining part is flattened to form two opposite flat non close joining faces (1b) and (1c); a slot (1b1) is machined in one of the flattened faces (1b) and a hole (1c1) in the other face (1c); a blade (2) provided with an axial notch (2a) on one of its edges is inserted between the two faces (1b) and (1c); through the hole (1c1) formed in one of the faces, a powder is inserted, designed to carry out microbrazing after heating; the assembly is placed in to a furnace to insure bracing of the blade (2) with the flattened parts and simultaneously filling by microbrazing remaining cavities between the blades and the flattened parts; the ends of the flattened gripping parts are rounded off; the flattened gripping areas are ground.

Abstract: A method is disclosed for forming laminates of plastics resin films and metallic foils. The plastics resin film is adhesively bonded to the metallic foil. The bonded laminate is then rolled under pressure to thin both the plastics resin film and metallic foil layers. In addition to reducing the thickness of the laminate, the rolling operation increases the length of the laminate and orients the plastics resin film in the machine direction.

Abstract: A bearing assembly comprising inner and outer rings provided with cooperating axially outwardly and inwardly facing bearing races in which the ring having axially inwardly facing races is split into two portions which are secured to one another to retain bearing races and which are radially and circumferentially positioned and secured to one another. A method of forming a precision bearing assembly as described.

Abstract: A window frame assembly for curved windows comprises a rigid frame member having a curved profile, a flexible frame member, and a plurality of individual window frame core blocks. The blocks are secured serially to the flexible frame member. The blocks and flexible frame member form a subassembly which is secured to the rigid frame member such that the subassembly assumes the curved profile of the rigid frame member. The blocks are preferably wood, the rigid frame member preferably an aluminum clad frame cover, and the assembly preferably provides an aluminum clad, wood core window frame assembly.

Abstract: A method and manufacturing blank for the production of high performance substantially symmetrical open volumed packing bodies is disclosed comprising the steps of forming a blank from sheet material, the blank comprising a plurality of generally identical plates interconnected in linear series by ribbon members coupling adjacent plates and defining a median strip, shaping the plates into troughs having longitudinal axes oriented perpendicularly to the median strip, and bending the median strip to bring the longitudinal axes into close proximity with one another to form an open volumed packing body having a central core defined by the aligned bores.

Abstract: A method is provided for the installation of an insert in a plaque or the like. The insert is provided with a bore having a limited access such that a hook-like protrusion on a stand can be inserted into the bore whereafter the stand is rotated to bring the hook-like attachment into engagement with a socket-like arrangement included within the bore. The method involves use of successive drilling tool reciprocal movements for successively drilling a hole and then installing the insert in the hole. The method also involves orienting a series of inserts for installation by vibrating the same, culling out non-oriented inserts, and successively placing the oriented inserts on a matching projection on a slide which carries the inserts successively to installation position.

Abstract: Conventional joints between a fluid line and a body of a fluid injector are typically threaded or brazed. Such threaded joints are sometimes too bulky for certain engine compartments of limited space and such brazed joints are sometimes difficult to make with repeatable high quality.The present invention provides a relatively compact and inexpensive sealed joint for a fluid injector which includes a housing, a body, and a fluid line. The sealed joint is solely formed by an interference fit directly between an end portion of the fluid line and both the housing and an end portion of the body.

Abstract: A method of sealing off a vaporization chamber provided in a soleplate of a steam iron by means of a cover is described. The vaporization chamber has an outer wall which has an upper edge remote from the bottom surface of the soleplate and having an upwardly opening continuous recess or groove provided therein. The method comprises placing the cover over the vaporization chamber in contact with the upper edge of the outer wall and applying high pressure to the cover, the cover material being forced into the recess to sealingly connect the cover to the soleplate before the pressure is released. There is no need for any additional sealing materials between the chamber and the cover and no need to screw or rivet the cover onto the soleplate.

Abstract: Disclosed herein is a die for extruding honeycomb structural body, which comprises a die base body made of an alloy steel and a plate of a wear resistant alloy which is joined to the front face side of the die base body. In the wear resistant alloy plate are formed forming slits having a sectional profile conforming to that of a honeycomb structural body to be shaped and having a given depth from the front face of the die toward the rear face thereof, and a plurality of openings are formed independently of each other in the die base body from the rear face of the die toward the front face thereof to communicate with the forming slits. The wear resistant alloy plate may be joined to the die base body through an alloy steel plate having the same as or thinner than the thickness of the wear resistant alloy plate. A method of manufacturing such a honeycomb structural body-extruding die is also disclosed.

Abstract: A method of manufacturing a variable incidence stator blade assembly comprising forming a blade with a root which forms an extension of the aerodynamic profile of the blade, forming a bush with a recess accommodating the root by ultrasonic, electro-chemical or electro-erosion machining and assembling the blade and bush in a turbo-machine outer casing and in an inner ring of channel section.A variable incidence stator blade assembled in a compressor of a gas turbine is also described, the blade assembly being as manufactured by the method. The channel section inner ring carried an abradable layer which co-operates to form a seal with annular lips carried by the compressor rotor drum.

Abstract: A process for the production of polished block single mode, evanescent wave directional optical couplers. The process comprises producing a plurality of discrete coupler halves, each coupler half having an optical fiber imbedded in a substrate. The coupler halves are then ground to remove a small portion of the cladding of the optical fiber to produce an oval shaped area of defined dimensions of the exposed fiber. The ground coupler halves are mounted in a first holder in a coplaner manner and further worked to a end point determined by an evanescent coupling measurement. A pair of coupler halves are secured together such that the optical fibers are in optical contact and in effective fusion with each other.

Abstract: A cabinet structure wherein a deck member has deflectible side edge portions cooperating with the sidewalls of the cabinet structure to form a sealing cavity. A hot melt sealant is provided in the sealing cavity to form a barrier during the in situ formation of foamed insulation in the cabinet structure. The edge portions of the deck member are deflectible about hinge lines and are formed of sheet metal so as to define a facial engagement with the sidewalls of the cabinet without substantial bulging or deformation thereof, and permitting the sidewalls to be formed of prepainted sheet metal.