Abstract: Disclosed is an insulated metal door edge guard having a stainless steel body, a PVC cover, and a sheet of colored PVF. The PVC cover is coextruded completely around the metal body in strip form. Then, before the heat of the coextrusion step is lost, the PVF sheet is laminated onto one surface of the PVC cover. The combination is then roll formed into a door edge guard having a base and two legs. The ends of the legs are folded inward to form two beads. The PVC cover has two regions of decreased thickness on the interior of the beads to facilitate the roll forming of the beads.

Abstract: A method for producing a permanently pleated garment is disclosed, whereby pleat formation is achieved during subassembly before the garment is finished by positioning a subassembly with a pre-pressed pleat on a vacuum device having a conforming pleat groove, exerting a vacuum on the subassembly and on a pleat formed within the subassembly, maintaining a vacuum on the garment subassembly and the pleat, dispensing a sufficient amount of polymeric dispersion along the pleat while maintaining the vacuum, and folding and removing the subassembly from the vacuum device, followed by curing of the polymeric dispersion and incorporation of the subassembly in a finished garment.

Abstract: This invention relates to the method for manufacturing a variety of square bottom containers by folding to the same side both of two brims of a sheet-shaped container of raw material of paper, aluminum foil, plastic laminate film and the like such that the brims mutually abut each other, forming a bonding agent or heat-seal layer on the outsides of both these butted brims, then forming the lower portion into a W-shape with an inverted V-shaped fold being provide in the midway, and then press-fitting the bonding agent or heat-seal layer from the outside of the formed sheet for its bonding or deposition, the press fit formed sheet defining a square bottom container having a bottom laminate which is flat with no overlap and having a heat seal film or the like which doesn't come inside the container. The method is efficient and the containers can be manufactured quite easily.

Abstract: Disclosed herein is a method of producing a trim board, which comprises by steps: (a) hot-pressing trimming and piercing a resin-impregnated substrate at the same time to produce a shaped substrate; (b) laying an outer skin member onto one surface of the shaped substrate with an interposal of a hot-melt sheet therebetween; (c) pressing the outer skin member against the shaped substrate while the shaped substrate is still hot, thereby to produce a skin covered unfinished trim board; (d) trimming and piercing the outer skin member at portions which correspond to the portions of the shaped substrate at which the trimming and piercing have been carried out at the step (a), the step (d) being so made that a peripheral portion of the outer skin member at which the trimming and piercing have been effected protrudes by a certain degree beyond a peripheral edge of the shaped substrate at which the trimming and piercing have been effected; and (e) turning back the protruding peripheral portion of the outer skin member

Abstract: A casing for magnetic recording medium has a laminated structure in which a printed plastic film is bonded on one surface of a raw plastic sheet.

Abstract: A decorative pleatable material adapted for the fabrication of pleated shades is described. The material is comprised of a pleatable fabric having a decorative resin coat containing desired pigment adhered to the face of the fabric by means of a polyurethane layer embedded in the structure of the fabric. The decorative resin coat is overlaid with a top-coat that prevents blocking during pleating. A preferred top-coat is comprised of a film forming cellulose derivative containing amorphous fumed silica. A film transfer strip for producing the decorative pleatable material is also described.

Abstract: The invention provides a filtration face mask which has an expanded filtration surface area and high filter efficiency. The mask includes at least two sidewall portions generally extending away from the face of the wearer and away from an annular base. A frontal portion bridges the sidewall portions and at least two supporting arche structures are disposed at the junction of the sidewall and frontal portions.

Abstract: A backup board for use when drilling through a circuit board having a conductive layer therein, the backup board comprises a lamination of outer planar sheets, and an inner core of a double wall corrugated material, the outer sheets being impregnated with a thermosetting adhesive, the sheets and the core being subjected to heat and pressure to form a laminate where said corrugations fold over and bond to said outer planar sheets, to provide a backup board giving surface support by said outer sheets with a less rigid core therebetween.

Abstract: A fluid packaging means comprises tubular side walls and end walls disposed at the ends thereof, forming a bottom and a top, wherein the top comprises thermoplastic material without a carrier material, is injection moulded to the outer edge of the tube along that edge and has a pouring means, and the bottom is quadrangular and has triangular flaps which are folded over to lie against at least one adjacent panel. In order to provide such a packaging means with a particularly advantageous bottom, the invention proposes that at least two mutually oppositely disposed triangular flaps of the bottom are folded inwardly into the plane of the bottom or outwardly on to the side wall, about the lower edge between the bottom and the side wall, and fixed in that position.

Abstract: Layers (12, 14) of a multilayer flexible cable (10) are directed about a bend (22), so that the layers are configured into inner (12) and outer (14) layers. Differently configured spacers (20, 72, 74, 76) are placed between the respective layers at the bend for guiding the outer layer in a path (24) which follows the bend and for guiding the inner layer or layers in a path (26) or paths which is or are generally reversely directed from that of the outer layer.

Abstract: This invention is for an apparatus and method for automatically forming unitary bonded board structures from a source of boards and a single continuous piece of tape. In one embodiment of this invention board pairs are automatically fed into the machine. In another embodiment a gusset is automatically formed in the unitary bonded board structure without scoring the tape. The method and machine operate automatically on the boards and tape for the most part in an in-line arrangement travelling along a horizontal plane in one direction that is about thirty inches off the floor so that the entire operation can be observed and controlled by a single operator.

Abstract: The subject invention provides a method of making a pocket folder having a plurality of page inserts from a pre-printed web. A first fold line is provided along a first transverse line which divides the web into integral folder and insert sections. A second fold line is provided along a second transverse line adjacent an end of the folder section opposite the insert section, thereby forming a folder pocket member. A third fold line formed along the longitudinal midline of the folder portion divides the folder portion into first and second cover sheets. The insert section is cut inside of and parallel to opposite longitudinal edges of the web to form lateral marginal portions. The insert portion is also cut adjacent to and parallel with the longitudinal center line to form a pair of insert pages separated by a medial marginal portion. The lateral and medial portions are removed and the insert pages are folded along the first transverse fold line to superpose the folder cover sheets.

Abstract: Adhesive coated front edge faces of successive stacks of paper sheets are bonded to downwardly folded marginal portions of flap-over covers at an aligning station which receives stacks from a first source along a first path wherein the stacks are caused to advance at right angles to their adhesive-coated edge faces and which receives covers with adhesive-coated marginal portions from a second source. The covers move along a second path lengthwise of their marginal portions and in parallelism with the front edge faces of the stacks in the first path. Each stack which arrives at the aligning station is disposed behind the downwardly bent marginal portion of the corresponding cover and is thereupon moved with the cover through the nip of two rollers which apply external pressure to bond the marginal portion to the edge face of the corresponding stack.

Abstract: This invention pertains to a medicator securing device for use in an I.V. administration in which a needle is inserted into a resilient cap member to add drugs and the like to an infusion procedure. This inserted needle is retained in inserted condition and position in this cap by this securing device. A flexible, substantially transparent plastic film having one surface coated with a self-stick adhesive is applied tightly to a frame of semi-rigid material. This frame provides at least one window-like opening which is covered by the adhesively-coated film. A release sheet member is applied to the window-like area until a time of use and application of the securing device, at which time the release sheet is removed and the adhesive surface of the film within said window is brought to and around the connection, with a fold made of the device so that the film is engaged tightly around the connection.

Abstract: A two-slotted slider for ribbons comprises a bridge section between the slots, formed by two aligned arms, there being on the arms a fastening area for the ribbon generally provided with tapered reliefs for ultrasonic welding. Preferably the slider is assembled with the ribbon by first pushing both an intermediate loop portion of the ribbon and an end of the latter to pass beyond the elastically flexible arms, and then welding the said ribbon end onto the fastening area of the arms, which is facing the ribbon loop.Welding is carried out between a sonotrode and a contrast device. The apparatus comprises the retractable contrast device and a housing for receiving the sliders one by one and displacing them between a position under a pusher for pushing the ribbon and a position under the sonotrode, as well as a device for straightening the ribbon.

Abstract: A packaging foil for foods and other everyday goods, the foil being composed of two or more barrier layers as well as plastic coatings between the barrier layers and which form the outer surfaces of the foil; in addition, the invention provides for a method of manufacturing the foil. With the object of achieving a thin, stiff and accordingly advantageous foil, the packaging foil has been formed by joining together and sealing sheets containing one barrier layer, one side of said sheets having been covered with a layer of plastic intended for the protection of the inner layer and outer layer and the other side with a layer of plastic intended for separating and insulating the barrier layers.

Abstract: A file substrate of paper stock such as a file backer or file folder having a reinforced edge portion is disclosed. Such file substrate has at least one straight edge with a tear resistant plastic film secured either side of the substrate and about the straight edge. This film reinforces the substrate straight edge without significantly increasing the thickness thereof. A colored adhesive may be used for securing a clear reinforcing film to the folder. This provides a color band down a side of the folder to distinguish a group of files in a file system. Method and apparatus are disclosed for applying the reinforcing film to file folder blanks.

Abstract: An inflatable dunnage bag is formed by a flat, flexible triangular envelope constructed of heavy kraft paper and a sealed inner plastic liner which is inflatable through a valve. The bag is used for shoring load by standing it upright with its base topmost, horizontally oriented, and positioned adjacent the top of the load and its apex positioned contiguous to the bottom perimeter of the load.

Abstract: An apparatus for the manufacture of shoulder-straps including ribbon, ring and slider comprises a ribbon feeding unit, a slider supplying unit, a sealing unit for sealing the slider to the ribbon, a ribbon translation and turnover unit and an insertion unit for inserting the ribbon into the slider; preferably comprises a ring supplying and deforming unit and a means for ribbon spreading following insertion in the slider. According to the process, the ribbon is slipped into the intentionally deformed ring, sealed to the slider, bent over on itself and inserted into the slider by a punch; a further punch provides for stretching out the ribbon as left in the slider by the first punch.

Abstract: The present invention provides a method for making overhead projection transparencies. According to the invention there is arranged a first web of a thin transparent plastic film on a second web of paper, said first web being attached along one longitudinal edge thereof by means of a line of adhesive, the upper face of the first web having a writable surface and the lower face thereof having a non-writable surface. In the longitudinal direction of the webs on the first of two sections of said writable surface of the first web, information may be written, e.g. in the form of diagrams, text etc. to be shown by overhead projection, while leaving the second section blank.

Abstract: An apparatus for manufacturing a roof lining for automobiles includes a sheet feeding section, a loop forming section, a welding section, and a cutting section. From the sheet feeding section, a sheet made of thermoplastic material in a predetermined length is fed to the loop forming section wherein an U-shaped loop is formed on the sheet and a wire pocket is then automatically formed by the welding section so as to insert a resting wire therethrough. To facilitate inserting the resting wire, the wire pocket is partly cut off by actuating cutter arms in the cutting section.

Abstract: A thin absorbent undergarment liner is provided which exhibits a clear, aesthetically pleasing embossed pattern on the body facing surface thereof while still maintaining the longitudinal edges soft and comfortable. The liner is provided to have areas of deep depressions on the body facing surface and shallow impressions on the longitudinal edges.

Abstract: For folding an annular resilient band about a circumferential fold line, the band is first wrapped on a generally cylindrical, radially collapsible drum structure having a cylindrical external contour about the center axis of the drum and an annular zone radially inward of the contour with an inflatable annular first bladder positioned in such a manner as to have a folded-over axial end portion axially protruding into the aforesaid annular zone and with an inflatable annular second bladder positioned radially inwardly of the first bladder and in such a manner that the first and second bladders have axial portions overlapping each other, whereupon the first bladder is inflated to a medium expanded state so that an axial end portion of the band on the drum structure is contacted by the bladder and displaced radially outwardly and thereafter the first bladder is moved axially away from the drum structure for forming an annular gap between the first bladder and the axial end portion of the band, the second bladde

Abstract: A device designed to fold the end of a flexible strip back upon itself, e.g. to finish an extremity of a belt fitting into a buckle, comprises a depressible block with a front edge shaped to conform to the desired outline of the strip end. In its normal elevated position, the block is flush with a horizontally movable slider having a complementary confronting rear edge; the block is also overlain by two juxtaposed vertical plungers which are independently displaceable, the forward one of these plungers having a profile conforming to and aligned with the front edge of the block.

Abstract: A method of securing a bottom plate made of a plastic material to one end of an open-ended, hollow cylinder made of a plastic material to produce a plastic cylindrical container, wherein the bottom plate is held in a horizontal position and the open-ended, hollow cylinder having an inner diameter slightly larger than the diameter of the bottom plate is positioned in enclosing relation to the bottom plate in such a manner that a portion of the cylinder projects upwardly a predetermined distance from the bottom plate. The upwardly projecting portion is heated and softened and bent radially inwardly into contact with an outer marginal portion of the bottom plate. The bent portion of the cylinder maintained in contact with the outer marginal portion of the bottom plate is pressed and heated, so as to join them by the fusion thereof.

Abstract: Fabric loops, intended for attachment to articles of clothing for example, are fabricated from a tape the free end of which is sequentially formed into a loops which are permanently closed. To form the loops, a continuous tape is delivered into a track which doubles back on itself whereby the advancing free tape end will overlap a portion of the tape, and the tape will subsequently be cut and the overlapping portions bonded together to complete a loop.

Abstract: The invention relates to a heat-insulating board which has a core and a cover. The core is composed of compacted, finely particulate metal oxide and, optionally, additions of opacifier and fibrous material. The cover is composed in part of metal foil arranged on those faces that are to be directed against the heat flow. The remainder of the cover is composed of a material that inhibits heat flow. A method for manufacturing the board is also disclosed.

Abstract: A filter pack for the purification of air and gases comprises an undulating sheet of elastic fleece, e.g. one made from polyester fibers, sandwiched between two sets of similarly folded parallel retaining strips interspersed with the undulations of the sheet so that each strip forms a plurality of integrally interconnected U-shaped pleats with the legs of adjacent pleats closely juxtaposed. The strips, or at least outer surface layers thereof, consist of heat-fusible material enabling the closely juxtaposed legs of their pleats to be thermally bonded together after pleating. The strips may also be made from fleece so that bonding takes place only at contact points between their fibers, allowing the filtered fluid to pass both between and through the strips. Similar bonding may take place between the strips and the sheet.

Abstract: A method for making an axially extendable and contractable bellows is provided for use in monolayer photographic lithographic cameras and enlargers. The method includes the initial step of passing a single web of synthetic resin sheet material past at least one die having die edges arranged in a predetermined pattern for producing a separable bellows blank having fold lines formed therein for forming of multiplicity of pleats. Then the bellows blank is die formed and following its separation from the web it is folded onto itself to produce a seam which is then bonded. Finally, the hollow body thus formed is compressed along its longitudinal axis and along the fold lines so as to produce a pleated bellows configuration.

Abstract: A method is disclosed for constructing a garment collar which includes upper and lower facing strips of a predetermined shape each having a finished and unfinished surface and a lining of the same predetermined shape which has one fusible surface. The facing strips and lining are stacked in alignment so that the lower facing strip is on the bottom with its finished surface facing upward, the upper facing strip is in the middle with its finished surface facing downward, and the fusible lining is on top with its fusible surface facing upward. Next, this stack is stitched around three peripheral edges and is turned inside out so that the lining is disposed between the two facing strips with the finished surfaces of the facing strips directed outward and the fusible surface of the lining facing the unfinished (inner) surface of the lower facing strip. The reversed collar is then again sewn about its periphery and is compressed in a press which provides heat to at least the lower facing strip.

Abstract: A vacuum cleaner filter bag formed from a blank including a sheet of air permeable filter paper, and which is folded to define a tubular container having closed ends with an access opening formed in the container for permitting the passage of air into the interior of the bag so that the air can be filtered. The bag is formed by folding the blank and applying adhesive material onto specific areas during the folding operation in order to form the bag. On the blank itself there is also pre-applied, by preprinting or extruding, a heat, self-stick or pressure sensitive type of adhesive material on specified areas, these areas being susceptible to tears. After the bag is formed, it is passed through a heat or pressure applying station which activates the preprinted or extruded adhesive material thereby providing reinforcement to the bag at the areas which tend to tear.

Abstract: A zinc or zinc oxide anode having at the center thereof a body of an inert absorptive material which establishes an anolyte reservoir within the anode itself. This reservoir is sandwiched between two laminates, each of which is preferably a three-layer integral laminate comprising a current collector, a zinc or zinc oxide active layer and a separator which presents the outside surface of the laminate. The anode displays low shape change in comparison to conventional anodes.

Abstract: A packing laminate of the type comprising at least two layers of material and at least two converging or intersecting crease lines which assist the conversion of the laminate to a packing container is disclosed. The laminate is provided with at least one auxiliary crease line where the crease lines converge or intersect in order to prevent crack formation in the layers of the laminate and consequent leakage in the container formed therefrom. A method is also disclosed for manufacturing a laminate in which the laminate is provided with auxiliary crease lines after the converging or intersecting crease lines have been provided.

Abstract: A hexaflexagon or an interchangeable face device is made by first printing a desired pattern on both sides of a sheet of card stock. The printed sheet is then die cut to form a series of parallel rows of zigzag slots. The slotted sheet is then laminated on both sides with a clear, flexible sheet material such as mylar forming a sandwich. The sandwich is then cut to form rows of alternating triangles. A triangle row is then folded and the two end triangles of the row adhered together to form the hexaflexagon.

Abstract: A process for preparing layered, nonbonded, structures of crosslapped film is disclosed wherein at least two laminates of layered, nonbonded, film are combined by interleaving the plies of the laminates to produce the structure. The layers in the structure are maintained in position during interleaving by fastening the plies of each laminate together along one edge only of each laminate.

Abstract: An easily manufactured sanitary napkin, adhesively securable to an undergarment, includes a rectangular fabric sheet, two-thirds of which is covered with a sheet of moisture barrier. A highly absorbent filler pad shorter than the cover layer is inserted on the center third of the fabric sheet and between that sheet and the moisture barrier. The uncovered third of the fabric is then folded over the top of the center third and contacts the moisture barrier overlaying the filler pad. The opposite third with the barrier is folded over the midsection layers to form the napkin. The tab ends of the fold-over fabric and barrier layers extending beyond the ends of the filler pad are then heat-pressure sealed together and an adhesive strip having a peel-off backing strip is applied to each of the tab ends that are a continuous and integral part of the napkin.

Abstract: A pouch usable as a cup comprising a rigid outer sheet and a flexible inner sheet laminated on the inner surface of the outer sheet which are folded to form a pouch. The bottom of the inner sheet is not adhered to the bottom of the outer sheet whereby the outer sheet is deformed by pressing the side edges thereof to expand the bottom of the inner sheet to form a cup.

Abstract: A method of making a fishing line indicator for nymph fishing uses a thin sheet of flat closed cell polyethylene foam having a plurality of hemispheres formed thereon to which is applied a rubber based adhesive to one flat side thereof and then covering the adhesive with a protective covering. A fluorescent coat is applied to the other side of the sheet having hemispheres thereon and a plurality of fishing line indicators are cut from the sheet, each including two hemispheres.

Abstract: A casing suitable for covering a substantially rectangular electrode for a diaphragm-type electrolytic cell comprises a closed end, an open end, and two closed, reinforced sides.The casing is formed of a single flexible material which is folded or sealed to provide a plurality of fingers each having a closed end and then sealed to form two closed sides, such casing preferably having reinforced edges.

Abstract: Disclosed is a method for making a laminated thermoplastic sheet from which can be cut one or more embossed straps having a loop at least at one end for receiving the cross-pin of a watch, buckle or the like.

Abstract: A circuit board having a die stamped conductive pattern is produced having terminals which are integral with the conductive pattern on the board. A first embodiment is produced by folding the conductive material over a designated terminal edge of the board to obtain commonly connected terminals on opposite sides of the board. The second embodiment is produced by extending the conductive material past the terminal edge of the board and folding the material 180.degree. to obtain an integral blade terminal extending from the board.

Abstract: A method and apparatus is disclosed for producing a laminated sheet wherein a thin film laminate is provided which is formed of a thin film laminating or substrate sheet with a heat reactivatible adhesive layer on one side thereof to produce a combined thickness of 11/2 to 3 mils. On the other side of the laminating or substrate sheet a paper carrier sheet is adhesively attached for stiffening the thin film laminating sheet. The thin film laminate or substrate is folded to form a pouch and the sheet to be laminated is placed therebetween. The pouch is then processed in an oven-type laminator to produce the laminated sheet with attached carrier sheet. Finally, the carrier sheet is stripped away to produce the final product. By use of an integral carrier sheet, the relatively thin film laminating sheets may be conveniently used in conventional oven laminators without the need for special supporting techniques.

Abstract: A stubless unit set of multiple plies of the type including at least superimposed top, intermediate and bottom plies is made by removably interconnecting the top and bottom plies together and by removably interconnecting the intermediate and bottom plies together. The top and bottom plies are interconnected by providing a fold flap along an edge of the top ply, applying detachable adhesive to the flap, folding the flap to underlie the bottom ply and contacting the bottom ply with the adhesive, and the intermediate and bottom plies are interconnected by providing at least one hole in the bottom ply and extending a portion of the adhesive through the hole so as to contact the intermediate ply. Each of the plies is devoid of any tear lines which may form a stub.

Abstract: A method and apparatus for producing a disposable fluid dispensing tube. The apparatus includes a rotatably mounted turret which is adapted to receive tubes. Tubes mounted in the turret are indexed through stations positioned around the periphery of the turret. At each station an operation is performed on the tube and at the final station a filled and sealed dispenser tube is discharged from the turret.In the practice of the preferred method of the invention, operations performed upon the tube include mounting a nozzle on the end of the tube, securing the nozzle to the tube, sealing the end of the nozzle, filling the tube, positioning a plunger in the other end of the tube and releasably securing the plunger to the tube.

Abstract: A process is provided for the continuous production of modular tubular filter elements using nonwoven webs in cylindrical or sheet form spun from thermoplastic fibers, spinning the fibers continuously from a melt onto a rotating internal tubular core for the filter element, serving as a mandrel, and winding them up on the core to form a wound tube.

Abstract: A method of making continuous envelope structure wherein a continuous ply ultimately constituting the backs of a series of envelopes has united thereto a plurality of ply segments, each ply segment ultimately constituting the front and flap of an envelope in the series, and wherein at least a major portion of the flap of each ply segment overlies the front of an adjacent ply segment, and wherein each ply segment and the continuous ply are transversely perforated after assembly.

Abstract: A method for flat pressing and sticking down of a fillet seam of a roof-shaped folding closure of a package whose outside surface is provided with a thermoplastic material, comprising transporting the package in a direction transverse to the fillet seam, heating a first area of the side surface of the fillet seam rearward of the seam relative to the direction of transport and heating a second area of the outside surface of the package complementary with the first area, and transporting the heated package past a stationary member positioned so as to press the fillet seam and cause it to stick down to the outside surface of the package. A third and fourth area respectively on the side surface and on the package and respectively spaced from the first and second areas can also be heated to form two spaced stuck down areas. By pulling upward therebetween, the seam can be raised for opening the package.

Abstract: A method of making a display folder is disclosed. The method comprises the steps of providing a sheet of display material having an area to be viewed on one side thereof and then adhering the side of the sheet of display material opposite the viewed side to a base sheet of substantially rigid material. A top sheet of substantially rigid material is then adhered to the viewed side of the sheet of display material by means of an adhesive material, the adhesive material being disposed solely on a portion of the sheet outward of the area to be viewed, thereby sandwiching the sheet of display material between the base and the top sheets to define a panel assembly. The top sheet is then die-cut to form the outline of an aperture, the outline being interior of the adhesive material and outward of the area to be viewed for permitting removal of the portion of the top sheet interior of the outline.

Abstract: Method of producing a guarding cover for racks, such as baggage racks in passenger railroad cars. A sandwich is formed by adhesively laminating a foamed blanket layer to a relatively stiff, substantially flat base sheet, which is bendable to different contours for defining varying panel areas and also edge hems. A desired area of this sandwich is selected to form a cover unit and each of one or more edge zones is reversely bent into a hem with the foamed layer protectively arranged on the exterior of the base sheet hem.

Abstract: There is disclosed a novel electrode assembly or package for two or more electrode devices, and also a novel method of fabricating not only the overall assembly, but also the devices in conjunction therewith. The electrode assembly as contemplated by the disclosure includes a carrier member in generally strip form having one or more openings therein, the number of said openings depending upon and being equal to one-half of the number of electrode devices to be employed in said assembly. A medical electrode device is secured in overlying relation to each opening, on opposite sides of the carrier member, with the gel pads of each said electrode device being disposed within the periphery of the opening and in face-to-face contact with the pad of the opposed electrode device. The electrode devices may be pre-gelled, if desired. It is contemplated that the assembly may then be packaged in a suitable container, such as a plastic or foil envelope.