| Patent Number |
Title Of Patent |
Date Issued |
| 4789569 |
Process and device for metering pulverulent materials |
December 6, 1988 |
| The invention is in a pneumatic powder ejector comprising a suction stage and an injection stage. The suction stage includes a suction chamber (16), a venturi (14) communicating a primary gas to the suction chamber and a lateral suction input (18) offset in relation to the downstream and |
| 4784916 |
Bilayer windshield and preformed two-ply sheet for use therein |
November 15, 1988 |
| Preformed, two-ply, optical, energy-absorbing, flexible polyurethane sheet including a self-healing surface and a surface which is adhesive under the influence of heat and pressure; bilayer glazing laminates and bilayer automotive safety windshields including said two-ply sheet; said two |
| 4783344 |
Process and device for spraying a reaction mixture capable of forming a transparent protective l |
November 8, 1988 |
| A process for coating a transparent article of high optical quality, which comprises spraying a polymerizable reaction mixture of reaction components on the transparent article to form a homogenous coating layer of high optical quality, wherein the mixture of reaction components is spray |
| 4778508 |
Transfer of glass panes for bending them |
October 18, 1988 |
| A device and process for transferring glass panes for bending comprise the raising of glass panes with a gaseous flow until they meet with an upper conveyor, maintaining contact with that conveyor and simultaneously shifting them along that conveyor, then bringing them down anew on a |
| 4778506 |
Process and apparatus for the transfer of glass panes from a conveyor to another device for bend |
October 18, 1988 |
| A method and apparatus for the transfer of pane objects such as glass comprises a conveyor along which the pane is accelerated past the downstream end of the conveyor. As the pane leaves the conveyor, it is received by a device which is aligned substantially parallel to the trajector |
| 4778502 |
Production of glass microspheres |
October 18, 1988 |
| Processes and apparatus for the production of hollow microspheres by thermal expansion of glass particles including the thermal treatment of extremely small glass particles whose dimensions are less than 50 micrometers and, preferably, less than 35 micrometers or even 20 micrometers, |
| 4777768 |
Holding of glass sheets by electromagnet |
October 18, 1988 |
| The invention relates to machining of glass sheets and in particular to holding of said glass sheets during grinding of their edges. The glass sheets are locked on their work plate with an electromagnet. This locking provides an effective holding while freeing space above the glass sheet |
| 4775570 |
Glass pane with pushed-on profile strip in the edge region |
October 4, 1988 |
| A glass pane is furnished at the edge with a profile having a U-section clamping portion. The glass pane is also furnished, in the edge zone covered by the U-section clamping portion of the profile, with a facing firmly adhering to the glass surface and having a profiled surface. The |
| 4775402 |
Glass molding system |
October 4, 1988 |
| The invention concerns a glass molding process and system according to which glass sheet is heated in a horizontal position in a heating furnace, transferred vertically to an upper mold having a radius of curvature greater than the radius of curvature that it is desired to give the glass |
| 4773926 |
Tempering of glass |
September 27, 1988 |
| The invention relates to air tempering of glass in flat tempering installations. It proposes blowing air, particularly at sonic speed, with nozzles, preferably tubular, slightly distant from the glass, exhibiting the maximum loss of pressure at their free end close to the glass. It m |
| 4772006 |
Process and device for the gripping, transfer and placement of a sheet of flexible plastic mater |
September 20, 1988 |
| The invention pertains to a process and device for the gripping at a storage station, transfer and placement of a sheet of flexible plastic material at the stacking station in an automatic production process for compound structures, especially compound panes. In accordance with the p |
| 4764196 |
Curving of glass sheets |
August 16, 1988 |
| Curving of glass sheets by application of said sheets against an upper curving form and possibly subsequently, after the deposit of said sheets onto a lower curving form, by depressing in accordance with said upper form is improved. After the taking up of a sheet of glass by the upper |
| 4749586 |
Process and device for producing a plastic layer of high optical quality |
June 7, 1988 |
| A process for the continuous production of a plastic sheet of high optical quality capable of being used in laminated glasses, having at least a thin layer resistant to scoring and abrasion which entails high-speed centrifugal spraying of a mixture of reaction components, onto a plane |
| 4745152 |
Transparent coating of flexible, elastic polyurethane for transparent glass or synthetic resin s |
May 17, 1988 |
| A transparent coating for windows or other transparent substrates made of glass or synthetic resin, consisting of a flexible elastic polyurethane, serves as a shatterproofing coating for substrates made of silicate glass or as a coating improving the scratch resistance of substrates made |
| 4741961 |
Polyurethane-based adhesive coating or film, and use of same in laminated glass panes |
May 3, 1988 |
| A transparent adhesive coating or film based on polyurethane. A polyurethane formed from at least one aliphatic or cycloaliphatic diisocyanate, at least one polyol chosen from among the polyether diols, the polycaprolactone diols, the polycarbonate diols, and the polybutadiene diols, |
| 4738704 |
Method for bending laminated glass sheets |
April 19, 1988 |
| The invention relates to a method for the manufacture of a curved double sheet of glass intended for further processing into a sheet of curved laminated safety glass. In a horizontal position the glass sheets are heated successively to bending temperature in a roller oven and are suc |
| 4732725 |
Process and device for the production of a safety pane |
March 22, 1988 |
| A process for the production of a safety pane comprising a sheet of glass and at least one polyurethane-based layer having energy-absorbent properties. The polyurethane-based layer having energy-absorbent properties is formed directly on the sheet of glass by the reactive injection, |
| 4728379 |
Process for manufacturing laminated glass |
March 1, 1988 |
| The invention relates to the manufacture of laminated glass, comprising glass sheets and plastic sheets. In the manufacture, glass and plastic sheets are each cut to a final dimension desired for use in laminated glass, assembled in a preliminary way, and, then, by the action of temp |
| 4721845 |
Electrically heatable vehicle glass pane |
January 26, 1988 |
| In an electrically heatable automobile glass pane with heating conductors printed onto and baked into a surface, which conductors are connected to printed-on and baked-in collecting conductors, metal strips are disposed on the baked-in collecting conductors and are electrically connected |
| 4721648 |
Method for production of composite glass panes and adhesive therefor |
January 26, 1988 |
| For production of a composite glass pane from at least one silicate glass pane and at least one layer of a transparent plastics material, the plastics layer is glued to the glass pane by means of an UV-hardening adhesive. A homogeneous solution of photopolymerizable acrylic monomers |
| 4720296 |
Method and apparatus for bending a glass pane |
January 19, 1988 |
| Method and apparatus for bending a glass pane in which undesirable elongations, localized deformations and residual stresses are eliminated by the advantageous use of such practices as preventing relative sliding movement between the glass pane and the bending apparatus and controlling |
| 4714425 |
Preparation of a plastic for its extrusion particularly in the form of a gaged bead intended to |
December 22, 1987 |
| The invention relates to the distribution of a plastic of the butyl rubber type, and more particularly to its preparation and its routing from a tank where it is hard, viscous and at a relatively low temperature, to an extrusion nozzle where it must have a viscosity and a hardness much l |
| 4713994 |
Cutting device for sheets made of plastic material |
December 22, 1987 |
| An automatic routing device for sheets made of plastic material utilized especially in compound panes has a cutting head with a band having a sharp edge in the form of a band saw blade. The cutting head is mounted to a structure allowing the cutting head to move along three orthogonal |
| 4711805 |
Process for treating the surface of a transparent sheet or film having antilaceration and self-h |
December 8, 1987 |
| A process for the treatment of the surface of a transparent sheet or film having antilacerative and self-healing properties and the product made thereby, wherein the sheet or film includes a thermosetting polyurethane material employed as an external layer on a laminated glass or laminat |
| 4707383 |
Process for coating glass with a film of tin oxide |
November 17, 1987 |
| An improved process for coating the surface of a transparent refractory material such as glass with a semi-reflective film of tin oxide by depositing finely divided particles of a pyrolytically decomposable organotin compound on the surface of a substrate which has been heated to a t |
| 4707208 |
Method for covering a lens blank with a protective plastic film |
November 17, 1987 |
| A method and apparatus are disclosed for covering the face of a blank of mineral or organic glass with a protective plastic film. Before pressing the protective film onto the surface of the blank, the blank and film are positioned a certain distance from each other by means of separate h |
| 4705721 |
Polyurethane-based adhesive coating or film, and use of same in laminated glass panes |
November 10, 1987 |
| A transparent adhesive coating or film based on polyurethane. The coating or film comprises a polurethane formed from at least one aliphatic or cycloaliphatic diisocyanate, at least one polyol chosen from among the polyether diols, the polycaprolactone diols, the polycarbonate diols, and |
| 4704175 |
Method of adhesive bonding and mounting glass sheets in a window aperture |
November 3, 1987 |
| 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 flex |
| 4701240 |
Device for joining by calendering at least one sheet of glass and at least one film of plastic m |
October 20, 1987 |
| A calendering device has a plurality of pressure rollers and an opposing plurality of counterpressure rollers, each rotatably mounted on a piston rod movable in a direction for permitting the pressure rollers and counterpressure rollers to approach one another to calender a product. The |
| 4696971 |
Process for the preparation of polyvinyl butyral having improved properties |
September 29, 1987 |
| A process for the preparation of a polyvinyl butyral having improved properties comprises subjecting a polyvinyl alcohol in an aqueous medium in the presence of butyraldehyde and an acid catalyst and sodium dioctyl sulfosuccinate (DOS), effective as an emulsifier, neutralizing the re |
| 4696256 |
Apparatus for the production of multiple layer glass sheets with plastic seals |
September 29, 1987 |
| The invention relates to laying of a bead of plastic, of the type with a butyl rubber base, on the periphery of a glass sheet intended to go into the composition of a multiple layer glass sheet. The bead is deposited with an extrusion unit having a nozzle. The glass sheet and nozzle are |
| 4694091 |
Method for preparing a dibutyl tin difluoride powder for coating a substrate |
September 15, 1987 |
| A method for preparing dibutyl tin difluoride which comprises reacting dibutyl tin chloride and ammonium difluoride to form dibutyl tin difluoride; dissolving the dibutyl tin difluoride in an appropriate solvent to form a solution; adding a refractory powder having a predetermined pa |
| 4693740 |
Process and device for melting, fining and homogenizing glass |
September 15, 1987 |
| Device for continuous manufacture of fined glass in which the flow of molten material is transferred from a melting compartment (1) to a fining compartment (2) by a submerged throat (8), the fining compartment (2) comprising a chute (14) carrying the material, in an overall ascending |
| 4692180 |
Apparatus and method for depositing a metal oxide coating on a glass substrate |
September 8, 1987 |
| An improved apparatus for producing a glass ribbon and an improved method for subsequently coating said glass by pyrolytically depositing a metal oxide coating thereupon. The glass is produced in a molten metal float bath having a reducing atmosphere supplied at a slightly positive press |
| 4684694 |
Transparent coating layer with self-repairng and fog-resistant properties which can be utilized |
August 4, 1987 |
| A high optical quality polyurethane coating layer, with self-repairing and fog-resistant properties, utilized for panes made of glass and/or plastic materials. The layer is formed from a reactive mixture composed 10 to 75% by weight of a biuret or an isocyanurate of 1,6 hexamethylenediis |
| 4682997 |
Process and apparatus for bending glass plates in a horizontal position |
July 28, 1987 |
| Process and apparatus for bending glass plates in horizontal or approximately horizontal position. The invention includes processing the glass plates by means of an installation comprising a glass reheating furnace, a bending station, and a horizontal conveyor for routing the glass p |
| 4681794 |
Adhesive connection between the marginal area of a glass pane and a window frame |
July 21, 1987 |
| In an adhesive connection between the marginal area of an auto glass pane (1) and the emplacement flange (2) of the window frame of an auto body, a completely enclosed hollow space (8) is provided in the adhesive bead (4) which provides the connection by, e.g., having a hose (7) made of |
| 4671838 |
Preparation of bilayer laminate and preformed sheet for use therein |
June 9, 1987 |
| Preformed, energy-absorbing, scratch resistant, optical, flexible, and self-healing polyurethane sheets, which are adhesive under the influence of heat and pressure; bilayer glazing laminates and bilayer safety windshields including said sheets; wherein said polyurethane sheet is pre |
| 4666491 |
Process and apparatus for use in the fabrication of a glass pane |
May 19, 1987 |
| The invention relates to a process for the bending and toughening of glass panes in a horizontal position during movement from a bending station through a toughening station to a transfer station. A monitoring device in the form of a detector, located in the transfer station, provides a |
| 4661142 |
Frame for supporting a glass sheet during tempering |
April 28, 1987 |
| The invention relates to a frame for supporting a glass sheet in horizontal position during tempering. The frame is formed by a body and includes bearing members with bearing surfaces which support the glass sheet and which between them delimit channels for evacuation of blowing gases. T |
| 4661137 |
Process for producing glass microspheres |
April 28, 1987 |
| The invention relates to a process and apparatus for producing hollow glass microspheres. According to embodiments of the invention, particles of a soda-lime-silica glass containing slight amounts of sulfur compounds are suspended in a gaseous current and expanded in a burner, at a treat |
| 4657796 |
Coating layer with self-repairing properties for panes exposed to atmospheric agents |
April 14, 1987 |
| A polyurethane coating layer, with self-repairing properties, for panes made of glass and/or plastic materials, which are exposed to atmospheric agents. The coating layer according to the invention is formed from a reactive mixture of a trifunctional isocyanate component such as the |
| 4653912 |
Inspection booth for substrates coated with a thin film |
March 31, 1987 |
| Apparatus is disclosed for examining thin layers deposited on a glass substrate of the plate or strip type under a lighting environment similar to that of outside daylight. The apparatus comprises an inspection booth having a station for observing the surface to be checked and a curved a |
| 4652494 |
Bilayer laminate and preformed sheet for use therein |
March 24, 1987 |
| Preformed, energy-absorbing, scratch resistant, optical, flexible, and self-healing polyurethane sheets, which are adhesive under the influence of heat and pressure; bilayer glazing laminates and bilayer safety windshields including said sheets; wherein said polyurethane sheet is pre |
| 4652320 |
Process for making polyvinyl butyral glass laminates |
March 24, 1987 |
| The invention relates to a process for preparing polyvinyl butyral comprising simultaneously introducing into a reaction medium containing a mixture of water and a portion of reactive polyvinyl alcohol, maintained initially at a temperature below about 20.degree. C., a stream of an a |
| 4648210 |
Apparatus for controlling position of grinding tool |
March 10, 1987 |
| Apparatus is disclosed for grinding the edges of a glass sheet which is positioned on a motor driven rotary table. The apparatus includes a grinding disc mounted to rotate in a toolholder which may be moved in relation to the axis of rotation of the rotary table by a constant torque |
| 4643944 |
Glazing laminates and method of making same |
February 17, 1987 |
| An integument which contributes to the maintenance of surface integrity is disclosed, particularly a sheet for use in preparing laminates, such as vehicle windshields, in which an energy absorbing ply, for example, a ply of poly(vinyl butyral), is sandwiched between two glass plies, the |
| 4634329 |
Loading device for a horizontal continuous furnace for the heating of glass plates |
January 6, 1987 |
| A loading device for a horizontal continuous furnace for the heating of glass plates comprises a roller conveyer (6) as part of a continuous conveying system. Support strips (12-15, 32-35) can be lowered and are arranged between conveying rollers (7) of the roller conveyer at a feed |
| 4634231 |
Glass for panoramic roof |
January 6, 1987 |
| A glass sheet suitable for use as the panoramic roof of a motor vehicle is disclosed, the sheet being comprised of a tinted glass coated with a network of enamel patterns which reduce the light and energy transmission factor of the formed glass. The glass may optionally include a thin |
| 4633408 |
Program-controlled edge grinding machine for glass panes with a program-controlled rotatable gri |
December 30, 1986 |
| A grinding apparatus for glass panes includes a slide and a grinding head with a grinding tool mounted on the slide. The grinding head is capable of rotation through 360.degree. during movement of the slide by an X-Y path control. A motor drives the grinding head under control of control |
