Abstract: The process of the invention consists in co-sintering a fine-grain alumina (8,9,10) with a metallizable alumina (11,12). The component obtained has dielectric properties which are homogeneous in its useful part (8,9,10) and its metallizable parts (11,12) permitting the assembly thereof very solidly with metallic components (1).

Abstract: The invention relates to an apparatus for extruding a polymer profile directly onto the surface of a glass plate and particularly along a peripheral edge thereof. The extruded polymer profile is provided with a sealing and centering lip located on and projecting over the circumferential peripheral surface of the glass plate. The extrusion die has at least one supply channel for the polymer to be extruded. One supply channel or portion thereof leads the polymer material substantially to the portion of the die orifice directed toward the center of the plate. The other supply channel essentially supplies the portion of the orifice directed toward the outside. The supply channel may be provided with a shutoff device which regulates the volume flow. The regulation of the shutoff device takes place as a function of the radius of curvature (R) of the path covered by the extrusion die.

Abstract: A method of and system for protecting each side of a pane of glass during the manufacture, shipping, finishing and installation processes of a glazed building material is disclosed in which each side of each pane of glass is covered with a protective coating material prior to its installation in a frame. After the building product containing the frame is installed in a building and all finishing of the frame has been completed, the protective coating material may be cut away along the inside edges of the frame, leaving a coating or protective material along the outside edges of each side of each pane of glass, sandwiched between the frame and each side of each pane of glass, which provides a waterproof and airtight gasket or seal between each pane of glass and the unfinished portion of its frame.

Abstract: An impact-resisting anti-lacerative window glass unit or laminate of a sandwich structure is disclosed, which comprises two exterior plate-like member made of a transparent organic polymer (A) and a transparent organic polymer (B) or a transparent inorganic material, respectively, and multilayer structure intermediate films made of at least two kinds of polymers (C). The multilayer structure intermediate films are interposed between two exterior plate-like members.

Abstract: In a method for laminating a plastic web onto a plastic substrate, the web is moved past an adhesive coating station where one surface is coated with a mixture made of solvent and resin particles. The substrate is moved past a cleaning station, where a surface is also coated with a mixture made of solvent and resin. After the web and substrate pass through drying chambers, the coated surfaces are pressed together with rollers and heat is applied. The method is particularly suitable for laminating strips bearing a woodgrain pattern onto extruded thermoplastic members which are thereafter cut into segments for use in making prefabricated window systems.

Abstract: For replacement of a rear window pan (2), which has become unusable, in the folding hood (1) of a convertible a replacement pane (6) is provided of which the encircling frame (7) is provided at its inner side with a hot-melt adhesive (9). Worked into the encircling frame (7) are electrical resistance heating wires (10) which can be subjected to current to soften the hot-melt adhesive (9) to enter an adhesive bond with a remaining edge region (5) of the old pane (2). Another pane replacement can be carried out simply in that the hot-melt adhesive (9) is again softened, the fitted replacement pane removed and replaced by a new one of the same type.

Abstract: A package comprising a consumable product and a sealed container containing the consumable product. The container is made up of a folded and sealed sheet of carton material having an opening therein defining a product-viewing window and a sheet of clear film material disposed over the opening so as to close the opening while retaining the product-viewing capability of the window . The clear film sheet has a marginal periphery disposed in lapped relation to a marginal periphery of the carton sheet and a wave energy curable adhesive between the marginal periphery of the clear film sheet and the marginal periphery of the carton sheet in a cured by wave energy condition bonding the clear film sheet over the carton sheet opening so that the bond cannot be rebounded by the cured adhesive once the bond provided by the cured adhesive between the sheets has been broken. The container is erected from a flat blank consisting of the carton sheet, the film sheet and the cured adhesive.

Abstract: A glazing bead has an outer skin formed in two parts. The two parts are formed by moulding a cloth or paper of glass fibre or other suitable fibrous material impregnated with phenolic resin containing one or more frits and ceramic powder or fibre. The two moulded parts are joined together and the resultant cavity therebetween filled with a mixture of phenolic resin containing one or more frits and ceramic powder or fibre, or sodium silicate containing one or more frits and ceramic powder or fibre.

Abstract: A motor vehicle glazing prepared for bonding with the window frame of a motor vehicle body is provided with a profile bead and a single tear-away cord. The profile bead serves as an intermediate body between the glazing surface and an assembly adhesive. In the area coming in contact with the assembly adhesive the width of the profile bead is selected to inhibit the lateral overflow of the assembly adhesive over the profile bead during installation. A tear-away cord is placed inside the profile bead or in its immediate vicinity to shear through the profile bead when removing glazing. The profile bead itself or the adhesive bonding of the profile bead to the glazing surface is shaped so that the width of the section of profile bead to be sheared through by the tear-away cord is substantially smaller than the width of the area coming in contact with the assembly adhesive.

Abstract: The present invention concerns a unique method for producing an anti-lacerative glass assembly wherein a plastic composite anti-laceration sheet is to be bonded to a glass substrate sheet. The plastic anti-laceration sheet includes an inner layer of polyvinyl butyral adpated to abut the glass substrate sheet, an intermediate layer of polyester, and an outer layer of abrasion resistant material. A glass cover sheet having substantially the same curvature as the glass substrate sheet is utilized to press the anti-laceration sheet into bonding engagement with the glass substrate sheet. In accordance with the present invention, the bonding operation is accomplished by heating the laminated glass assembly to a predetermined temperature in the range of 285.degree. F. to 305.degree. F. The present invention also concerns the use of a unique vacuum ring construction which is mounted about the periphery of the laminated assembly and it utilized to de-air the assembly.

Abstract: Disclosed are window envelopes and method of making wherein the window envelope film from which window patches are made contains a particulate anti-flecking agent and optionally an acid scavenger.

Abstract: A device for mounting double-glazing onto a fixed frame is formed by two distinct members, the first of which at which is mechanically bonded to the double-glazing and the second is secured to the frame. The two members are coupled together by a pivotal connection. This device enables any stress applied to the glass to be considerably reduced, thus prolonging the life thereof and reducing the quantity of adhesive required.

Abstract: An improved mounting system for attaching an automotive window panel to a window regulating mechanism for raising and lowering the window panel as a mounting bracket for connecting the window panel to the window regulating mechanism. The mounting bracket has a horizontal base member and a pair of leg members extending upwardly from the base member, thereby forming a U-shaped channel for receiving a bottom edge of the window panel. Each of the upwardly extending leg members has at least one opening therein for receiving a curable adhesive applied between the bottom edge of the window panel and the mounting bracket to adhesively hold the window panel in the generally U-shaped channel. The curable adhesive flows into the at least one opening to form a supplemental mechanical interlock between the mounting bracket and the window panel upon curing.

Abstract: A process for increasing resistance to penetration of glass in a glazed opening, including removing the glass from the glazed opening; and replacing the glass by laminated glazing consisting of the glass removed to which is fastened, by cementing with the aid of at least one intermediate layer of thermoplastic material, a sheet of thinner glass which has dimensions substantially equal to those of the glass removed except for having a thickness which is less than that of the glass removed, and which has been subjected to a chemical tempering treatment.

Abstract: Disclosed are window envelopes and a method of making wherein the window envelope film from which window patches are made contains an anti-flecking agent in the form of a wax.

Abstract: A spacer for installation along the upper or lower horizontal edge of a vehicle windshield. The spacer is used to maintain the support bracket at a predetermined distance and perpendicular to the surface of the windshield. The spacer includes a first surface for contact with the windshield edge, a second surface for contact with the bracket, and a support surface which works a support element fastened to the bracket for maintaining the bracket substantially perpendicular to the edge of the windshield. The windshield, equipped with the spacer, can thus be positioned by itself by simple alignment of the spacer on the bracket support element while an adhesive is applied between the windshield and bracket and cures without further support.

Abstract: Preparation of a ready-to-assemble glazing intended to be glued in the frame of a window opening of the vehicle body. According to the invention, two adhesive beads (18,15) are deposited, simultaneously or immediately after one another, on glass sheet (1), or on an opaque coating (10) in the shape of a frame adhering to sheet (1). The adhesive compound that forms the first bead (18) is selected or treated so that this bead sets in a relatively short time. The adhesive compound forming the second bead (15) is selected or treated so that this bead (15) remains plastically deformable and adhesive for a sufficient period to be used directly for gluing the glazing in the window opening during its assembly. Adhesive bead (18), which sets in a short time, optionally makes it possible to fasten parts of the structure frame, for example a tearing wire (21), and it advantageously comprises a shaped sealing lip (20).

Abstract: A glass/polycarbonate laminate is provided with an edge attachment configuration that reduces the deflection of the laminate and reduces the loading on the polycarbonate plies of the laminate.

Abstract: An automobile glazing (1,7) is equipped with one or two profile barriers (2; 9,10; 12,13; 20,21) which are used to impede the expansion of a bead of glue that secures the glazing to the fastening metal sheet of a window opening of an automobile body. The profile barriers comprise a setting adhesive mass that has been deposited on an opaque layer 5 to which it adheres. The profile barriers are deposited on the immediate periphery of the glazing by extrusion of the viscous adhesive mass.

Abstract: A method of mounting a window glass on a vehicle body comprises the steps of attaching a positioning member for defining a position of the window glass to a window frame portion of the vehicle body in such a manner that a difference in brightness of color perceptible for an image sensor is made between the window frame portion and at least a part of the positioning member, detecting a location of the positioning member on the window frame portion by means of the image sensor, and fitting the window glass to the window frame portion by means of a robot operative to move along a working path which is modified in response to a detection output of the image sensor.

Abstract: According to the present invention, apertures are stamped in the outer flange of the vehicle body and a plurality of depressions are stamped into the inner panel of the vehicle body at a spacing corresponding with the spacing of the apertures of the outer panel. The panels are welded together with the outer panel flange overlying the inner panel flange and the plurality of apertures communicating with the plurality of depressions. The adhesive is applied and flows through the aperture and into the depressions. When the adhesive cures, the bead of adhesive has both an adhesive connection to the outer flange and also a mechanical connection with the inner and outer panels by virtue of having flowed into the depressions.

Abstract: Attached onto a windshield of laminated safety glass for an automobile in the upper region of its face inside the passenger compartment of the vehicle is a shaped panel extending preferably over its entire width, which serves as a support and/or casing for various functional elements such as sun visors, a rear view mirror, speakers and/or automobile clock. This shaped panel, which is equipped with these functional elements, is attached to windshield before mounting it onto the body of the vehicle. In this way, the work done on the vehicle assembly line is simplified.

Abstract: A sunroof panel assembly comprises a sunroof panel made of a synthetic resinous material and a frame made of a thin steel sheet and covering the outer peripheral portion of the sunroof panel. The frame is bonded, at at least part of the inner peripheral edge portion provided with a welt, to the sunroof panel by a curable adhesive. The outer peripheral edge portion of the frame and the outer peripheral portion of the sunroof panel are laid one upon the other and at least partly held tightly together by a molding in such a way that the inner peripheral edge portion of the frame and the outer peripheral portion of the sunroof panel are slidingly movable relative to each other when there is a thermal expansion or contraction differential between the frame and the sunroof panel. The frame is also bonded at a portion between the inner and outer peripheral edge portions to the sunroof panel by a non-curable adhesive.

Abstract: A sealant primer composition useful for promoting the adherence of non-porous materials to enamel paint coated substrates comprises (1) an acrylic polymer base composition comprising the reaction product of 2-sulfoethyl methacrylate and lower alkyl esters of methacrylic acid, (2) a pigmenting agent, and (3) a solvent effective to interpenetrate the enamel substrate coating.

Abstract: This invention relates to devices and methods of manufacturing ornamental metals and castings using a pattern plate having a parting line where half of the pattern is on the drag side and half of the pattern is on the cope side and the apertures of the drag side are sufficiently larger than the corresponding apertures of the cope side, such that when the impact surfaces of the matchplate are pressed into the flask, a recess is formed around the entire perimeter of the apertures and cut glass inserts, especially stained glass, are positioned in the recesses and affixed into place by use of a sealant.

Abstract: A process for producing a thin film of unoriented cellulose ester held under uniform tension, the process including the steps of: casting a solution of cellulose ester in an organic solvent over a smooth glass plate and thereafter removing the solvent to form a thin film of a uniform thickness on the glass plate; permitting the thin film to separate from the glass plate by immersing the same into water; and recovering the thin film from the water and setting the wet film on a supporting mount, followed by drying the same.

Abstract: A method of making a sanitaryware article with a light transmitting panel. A sheet of light-transmitting plastic is formed into the shape of a article of sanitaryware which has a sump. A mask is applied to a portion of the plastic sheet and the remaining portions are covered with a coating which makes the areas opaque. The mask is removed and a rigid panel of a light transmitting plastic is bonded to the light transmitting area of the shell.

Abstract: A process is described for installing an automobile glazing by direct gluing in which an extrusion nozzle deposits an adhesive mass in bead form on one of two surfaces to be glued. The bead can either be used directly for gluing or, after hardening, act as a profile placed on glazing which is used as an intermediary between the glazing and a second gluing bead. Embedded within the bead are a plurality of high tensile strength flexible wires. During the removal of the glazing the wires are used to shear the bead where they have been introduced, i.e., either in profile or in the second gluing bead. The wires are positioned so that each has to shear only a part of the section of profile or of the bead.

Abstract: A freely standing thin pellicle film of cellulose acetate buterate is formed by spinning on a rotating substrate. After forming, the film is lifted off of the substrate and secured to a metallic frame. The pellicle is for use in the mid ultraviolet range of 280 to 360 nanometers, but can be used also in the deep ultraviolet range, e.g. wavelengths as low as about 240 nanometers. The pellicle prevents dust particles from being focused on a surface which is to be exposed by the ultraviolet radiation.

Abstract: A method for installing a fixed window on an automotive vehicle in which the window is adhesively secured by an adhesive, preferably uncured butyl rubber, within a trough defined by the body structure of the vehicle and in a manner such that the window is flush with the adjacent exterior surfaces of the body structure.

Abstract: A method for precision aligning of carton blanks having discrete fold lines in the manufacture of product display packages utilizes projecting alignment pins and transparent window blanks having laterally opposed notches. The alignment pins are arranged about the periphery of a carton blank having discrete fold lines and adjacent the inner edges of a formed opening for registration of the carton blank. The transparent window blank, having its pair of opposed notches in alignment with a fold line, is disposed in overlapping relationship over the opening of the carton blank, such that the alignment pins are received within the notches. The cooperation of the alignment pins and notches effectively provides precision alignment of the transparent window blank with the carton blank, for example, with respect to their fold lines and the like.

Abstract: A device and method for forming a moving web of laminated composite material having weakened zones therein from a moving continuous web of relatively extensible plastic film material, having identical sets of graphics printed on nominally constant length repeat length portions thereof which are subject to length variation from a constant design repeat length distance, and a moving continuous web of relatively nonextensible paper material. A method and device for forming a three-layered composite material having weakened zones therein is also described. Carton blanks and liquid tight cartons having tear away tab portions formed from such three-layered composite material are also described.

Abstract: A device for securing a motor vehicle windshield has rotatable eccentric members which serve as a means to raise the windshield from an initial installation position into a final position. The eccentric member is arranged on a rotatable spacer which is non-uniform in thickness. This arrangement provides that the gap between the inner windshield surface and the windshield frame can also be adjusted.

Abstract: A method for fixing a window member having a layer of electrically conductive material to a can of an infrared detector over an incident opening extending through a surface of the can is performed by adhering the window member to the can with a non-conductive adhesive applied between an end surface and a side circumferential surface of the window member and a surface of the casing while leaving a portion of the side circumferential surface, formed by the electrically conductive material layer, partially exposed, masking an opposing end surface of the window member and then covering the result with a thin film of electrically conductive material part of which extends between the exposed side circumferential surface of the electrically conductive material layer of the window member and the surface of the can. Finally, the mask and the portion of the thin film of electrically conductive material covering the mask are removed.

Abstract: A rigid window pane having an edge is mounted in a rigid window opening having a rigid border with an annular gasket by first providing on the outer periphery of the gasket a layer of adhesive and fitting the gasket around the edge of the pane. Then the pane carrying the gasket is fitted to the window opening with the adhesive layer engaging the opening border and at the same time the pane carrying the gasket is heated and pressed into this opening to soften the gasket until it externally deforms plastically to complementarily fit the opening border. Subsequently the gasket is cooled and cured so it hardens and retains the shape imparted to it by the heat and pressure. The gasket is formed of a thermoplastic synthetic resin or of a vulcanizable or polymerizable, that is heat-curing, synthetic resin or rubber. The polymerization can include the processes of polycondensation or polyaddition.

Abstract: The invention relates to the mounting of a glass sheet, particularly a windshield, on the recessed surface in the sheet metal of the frame of an automobile body, by means of an adhesive strip. According to the invention, the strip is applied simultaneously by co-extrusion with a flexible wire or filament of high tensile strength, said application being over the entire periphery of the glass sheet. If it is found necessary to remove the glass sheet, the wire serves as a cutting element to cut the strip in two.

Abstract: A process of manufacturing slide frames is disclosed, which are preferably adapted to be elastically expanded and are made from at least one extruded plastic sheet plastic web. Plastic web portions are adhesively joined or joined by ultrasonic welding to form a frame and picture gates and punching operations are performed to form picture gates in the frame and to form the external contour of the frame. A film bed which serves to receive a slide and is preferably peripherally closed is formed by embossing.

Abstract: A laminated transparency is covered on its top and bottom face with a top sheet of clear vinyl transparency and a bottom sheet of clear vinyl. A sheet of mat polyester is over the bottom face of the bottom vinyl sheet during the lamination process to provide a mat finish across the bottom of the lamination. The sheet and transparencies are subjected to heat and pressure to laminate these parts together. Both sides of the transparency are coated prior to lamination to facilitate its adherence to the top and bottom sheets of clear vinyl. The top and bottom sheets of clear vinyl may also be peeled from the transparency. A pair of sheets with windows have the laminated transparency interposed therebetween with the transparency viewable through the windows.

Abstract: Apparatus for applying adhesive film to an annular frame having a substantially circular disc of uniformly tensioned film adhered to one surface thereof, said film covering the whole of the central aperture of the frame and not extending beyond the outer periphery of the frame at any point, said frame being substantially undamaged by contact with a cutting device used in forming the disc of film.

Abstract: The film (3) is introduced prior cutting in an open frame (1) arranged in a seizing position until the portion of film to be framed (3a) has reached its final position within the frame. Thereafter, the film portion is secured in its final position and then cut by an appropriate device arranged at the vicinity of the frame opening. The cutting device (5) is then removed by displacement with respect to the frame (1) held in a fixed position, the film portion is maintained within the frame and the latter is finally closed. Hence, the seizing devices are avoided; furthermore, the film portion (3a) is placed in its correct position within the frame (1). An auxiliary guiding device (8) removed from the film guide (4), arranged on the side opposite to the cutting device (5), provides for the positioning of the film portion, said portion should present the last image of the film without being guided in the guiding conduit (4).

Abstract: The process of this invention uses a single primer and a fast curing two component adhesive sealant to adhere automotive glass surfaces to coated metal surfaces.

Abstract: An improved mount (10) for X-ray film transparencies comprises a pair of sheets (12, 14) and a layer of pressure-sensitive adhesive (16) therebetween. Viewing openings (18) of identical size are provided through the sheets (12, 14). Rectangular die cuts (22) are provided only in the liner sheet (14) about rows of openings (18) to define removable portions (24) that can be peeled away to expose simultaneously portions of the adhesive layer (16) surrounding the viewing openings. Arcuate thumb cuts (26) are also provided in the liner sheet (14) to facilitate lifting and removal of the liner portions (24). Lines of perforations (28) are preferably provided in the sheets (12, 14) between the rectangular die cuts (22) so that the amount can be separated into rows of viewing openings (18) as desired.

Abstract: A motor vehicle glazing assembly is provided in which a sheet of thermoplastic glazing material is ultrasonically welded to a gasket which is coextruded from a material capable of being ultrasonically welded to the glazing and a material suitable for mating with a motor vehicle window frame. A method of manufacturing the assembly is also provided, as is a pop-out safety feature for thermoplastic glazing.

Abstract: A plurality of pairs of 3-D glasses are manufactured by an apparatus having a movable work place according to a process in which individual left and right eye lenses are placed on a strip of material having an adhesive back which is then laminated to a sheet of frame material to form a composite sheet from which the plurality of 3-D glasses are cut.

Abstract: The invention relates to the mounting of a glass sheet, particularly a windshield, on the recessed surface in the sheet metal of the frame of an automobile body, by means of an adhesive strip. According to the invention, the strip is applied simultaneously by co-extrusion with a flexible wire or filament of high tensile strength, said application being over the entire periphery of the glass sheet. If it is found necessary to remove the glass sheet, the wire serves as a cutting element to cut the strip in two.

Abstract: A process for mounting a piece of glass in a bay, particularly the windshield of a motor vehicle, is disclosed which comprises forming a first bead of hardenable adhesive material on the edge of the glass to be inserted in the bay, and thereafter superpositioning said bead on a second bead of adhesive material compatible with said first bead and pressing the glass piece into the bay, while the second bead hardens. The second bead may be formed either on the first bead of adhesive material, or in the bay itself, immediately prior to insertion of the glass piece.Preferrably, the first formed bead has a section exhibiting a tongue or protrusion extending away from the periphery of the glass towards the bay, which serves to contain the lateral expansion of the second bead of adhesive material upon pressing, and hides the second bead of material from view upon insertion.

Abstract: A device for forming a moving web of laminated composite material having window portions therein from a moving continuous web of plastic film material and a moving continuous web of paper material. The device comprises cutter means for repeatingly cutting spaced apart perforated window patterns in the paper web and a wetting means for wetting the film web at spaced apart target areas having shapes substantially identical to the perforated window patterns. The device further comprises phasing means having both a coarse mode and a fine mode of operation for providing accurate registry of the perforated window patterns and the wetted target areas. A wetting synchronization means is also described which synchronizes the wetting means with the film target areas whereby the target areas and only the target areas are wetted by the wetting means. Means for removing a paper chad portion from the perforated window patterns subsequent to lamination is also described.

Abstract: The disclosure described a casing for a magnetic tape cassette having a transparent window which is formed by laminating a bonding layer of a plastic sheet of the same material as a casing body and a reinforcing layer of a plastic sheet of the different material from the bonding layer.

Abstract: Laminated documents, such as ID cards, including a color-coded protective assembly comprising a novel pigment composition integrated with an adhesive bond within the assembly.

Abstract: A plurality of 3-D glasses are produced by cutting a sheet of material to provide first and second parallel series of eyeglass cutouts therein, each of the series of eyeglass cutouts including first and second eye cutouts, first and second ear cutouts and nose cutouts arranged in respective columns. Continuous strips of red and blue film are placed along preselected columns of eye cutouts. In accordance with a first embodiment, the eyeglass cutouts are separated from one another to provide one ply 3-D glasses. In accordance with a second embodiment, the sheet of material is folded to produce a single series of two ply eyeglass cutouts.