Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5421133 | Insulation batt with extended flange An insulation product comprises an elongated blanket of fibrous insulation material having a facing on one major surface, the facing extending beyond the edges of the blanket to form opposed flanges, the flanges having first reinforcement fibers extending... | 06/06/1995 |
| 5405647 | Method for applying granules to a moving coated asphalt sheet to form areas having sharp leading and trailing edges The method for applying granules to a moving coated asphalt sheet includes selecting blend drop areas on the sheet, the remainder of the sheet comprising background areas, depositing background granule drops on portions of the background areas such that t... | 04/11/1995 |
| 5377464 | Retrainer strip for window flashing A retainer strip for a window flashing used to weatherproof the installation of a window comprises a window grip leg for holding the retainer strip in a kerf in the window frame, and a flashing grip leg adapted to be mounted parallel to the side of the wi... | 01/03/1995 |
| 5350603 | Method for painting window lineal members A method for painting a plastic lineal member comprises heating the surface of the lineal member to a temperature greater than about 130° F., coating the lineal member with an aqueous solution, drying the lineal member, painting the lineal member, and cu... | 09/27/1994 |
| 5350063 | Cartwheelable shipping package for insulation An insulation shipping package for compressible insulation products comprises at least two insulation package units, the insulation shipping package having a ratio of major face edge dimensions less than about 1:1.5, the insulation products being compress... | 09/27/1994 |
| 5312469 | Centrifuging with protected fiberforming cones A method and apparatus for centrifuging fibers from molten material comprises a spinner having a peripheral wall comprised of an inner layer and an outer layer, a plurality of orifices extending through the inner layer for the passage of molten material t... | 05/17/1994 |
| 5286320 | Method for making a pultruded panel A method for continuously manufacturing a composite sandwich structure by pultrusion through a pultrusion die comprises arranging fiber reinforcement materials on the surface of a preformed foam core, applying liquid resin to the reinforcement materials o... | 02/15/1994 |
| 5283080 | Method and apparatus for manufacturing a granule-covered roofing material by modifying a process parameter in response to measured reflected light A method of making granule-covered roofing material comprises discharging granules onto continuously moving asphaltic material, pressing the granules into the asphaltic material, directing light toward the granule-covered asphaltic material, measuring the... | 02/01/1994 |
| 5277955 | Insulation assembly An insulation assembly for insulating buildings is disclosed. The insulation assembly includes a low density, binderless, mineral fiber mat, such as a binderless fibrous glass batt which is covered by a layer to form a package. The batt is joined to the p... | 01/11/1994 |
| 5261622 | Apparatus for paying out bisected insulation material Apparatus for paying out bisected insulation material includes a cradle for holding a supply roll of bisected insulation material, a rewind shaft for rerolling a second layer of the supply roll as a first layer of the supply roll is payed out, and mountin... | 11/16/1993 |
| 5243787 | Method of manufacture and use of a multi-function wrap A method of manufacturing and using a window assembly and a door assembly including a wrap useful as a structural element to prevent racking and jamb bowing of the window assembly and the door assembly during transport and installation and, after installa... | 09/14/1993 |
| 5239780 | Milti-function wrap A wrap useful as a structural element to prevent racking and jamb bowing of a window assembly and door assembly during transport and installation and, after installation, as an integral vapor barrier and air infiltration seal. The window and door assembli... | 08/31/1993 |
| 5236754 | Reoriented insulation assembly and method A reoriented insulation assembly and the method of making same is disclosed. The insulation assembly includes a plurality of mineral fiber sections, such as fibrous glass sections. Each of the sections has a machine direction, a cross direction and a loft... | 08/17/1993 |
| 5158201 | Storage tank having secondary containment An underground storage tank having secondary containment comprising a self-supporting, semi-rigid thin wall located on the inside of the tank. The thin inner wall completely lines the inside of the tank and is structurally independent of the tank.... | 10/27/1992 |
| 4873303 | Method for making a reinforced product of bituminous material A method and apparatus for making a reinforced product of bituminous material comprises drawing a reinforcing mat through a tank of molten bituminous material to impregnate the mat, pulling the impregnated mat through metering rolls to establish the final... | 10/10/1989 |
| 4868267 | Aminated hydroxylated polyester polyol resin and molding compositions comprised thereof A thermosetting resin composition comprising the product of an unsaturated polyester intermediate resin which is derived from the reaction of (a) an acid anhydride selected from the group including maleic acid anhydride or a mixture of maleic anhydride an... | 09/19/1989 |
| 4865220 | Double wall tank fittings A fitting for double wall underground storage tank where the tank has an inner wall and an outer wall is disclosed. A bore extends through the inner and outer walls of the tank. A substantially cylindrical connector having a passageway passing through the... | 09/12/1989 |
| 4856243 | Assemblies for windows and doors An assembly for multipaned windows and/or doors is fabricated from sashes having a fibrous wool core and a polymeric outer shell. The sash contains a plurality of orifices through the shell, but not the core, to provide a filtered path for air and moistur... | 08/15/1989 |
| 4847127 | Edge-reinforced hinged glass wool insulation layers A strip of reinforcing material is applied to an edge portion of a glass wool thermal insulation blanket. In a hinged, two-layer unit, the reinforcing strip is applied to a major surface of one of the layers on an edge portion opposite the hinge.... | 07/11/1989 |
| 4846865 | Clad precious metal bushing and method for making An improved laminated bushing is provided for manufacturing fibrous glass products. The bushing comprises a precious metal inner portion which is externally coated with a non-reactive, thermally shock-resistant ceramic. Preferably the ceramic is a crystal... | 07/11/1989 |
| 4842923 | Ballistic materials The present invention provides a fiberglass composite which possesses outstanding armor properties. This ballistic resistant composite material employs a high strength magnesia aluminosilicate glass fabric and a prescribed phenol formaldehyde condensation... | 06/27/1989 |
| 4833863 | Fibrous insulation batt packaging machine Apparatus for packaging fibrous insulation batts comprises means for compressing a stack of batts, a bagger for bagging the batts, and means for moving the stack of compressed batts into the bagger, where the bagger comprises upper and lower spouts which ... | 05/30/1989 |
| 4833013 | Fibrous polymer insulation An improved insulating material comprising a fibrous web of bulking fibers intimately mixed with infrared opacified fibers. The web has a density of between about 0.2 to about 2.00 pounds per cubic foot and a thermal conductivity of less than 0.55 (BTU - ... | 05/23/1989 |
| 4831746 | Method and apparatus for heating mineral fibers A method and apparatus for heating fibrous mineral insulation material comprises an oven divided into zones, a conveyor for carrying the insulation material through the oven, means for directing hot gases into contact with the insulation material in the f... | 05/23/1989 |
| 4824880 | Asphalt adhesives An adhesive is provided for adhering roofing shingles wherein the adhesive is a blend of asphalt, an elastomer, a tackifying resin and a petroleum oil.... | 04/25/1989 |
| 4817358 | Asphalt shingle with foamed asphalt layer under tabs The underside of the tab portion of an asphalt shingle is provided with a layer of foamed asphalt. The foamed asphalt layer may be continuous or discontinuous.... | 04/04/1989 |
| 4817365 | Fibrous insulation batt packaging machine A fibrous insulation batt packaging machine comprises a vacuum chamber, an inlet tube for receiving batts, the inlet tube being defined by (a) a pair of sidewalls, (b) a pair of moveable end walls, and (c) a platen, the platen being mounted for vertical m... | 04/04/1989 |
| 4812372 | Refractory metal substrate and coatings therefor A refractory metal substrate suitable for use in contact with an oxygen- or nitrogen-containing environment at a temperature greater than the oxidation or mitridation acceleration temperature of the substrate is disclosed. The refractory metal substrate c... | 03/14/1989 |
| 4812151 | Viscosity control in the manufacture of mineral fibers A method for manufacturing mineral fibers comprises forming mineral fibers from molten mineral material, continuously discharging an auxiliary stream of molten mineral material, continuously measuring the temperature and the mass flow rate of the auxiliar... | 03/14/1989 |
| 4805374 | Fibrous insulation batt delivering machine Apparatus for delivering fibrous insulation batts comprises an upstream batt receiving section and a downstream batt delivering station, the upstream batt receiving station being adapted for two modes of operation, the first mode being for folding batts a... | 02/21/1989 |
| 4786344 | Evacuated dual pane window structure The method of making the panel includes the steps of flooding one of the panes with the spherical members and a liquid. The liquid is evaporated. Positioning another pane on top of the spherical supporting elements and followed by drawing a vacuum on the ... | 11/22/1988 |
| 4780146 | Modified asphalt An asphalt composition comprises a bituminous material blended with a reaction product of ethylene diamine and a blend of a dibasic acid and one or more fatty acid residues.... | 10/25/1988 |
| 4778503 | Method and apparatus for preheating glass batch A method and apparatus for preheating particulate glass batch comprises a rotatable drum for mixing batch with heat transfer media in a heat transfer relationship, means for directing the heated batch from the container to a glass melting furnace, means f... | 10/18/1988 |
| 4777086 | Low density insulation product An insulation product comprises the first and second film of reflective material and one or more layers of insulating material positioned between the outer films, the films having an emissivity less than about 0.2 and the insulating material having a dens... | 10/11/1988 |
| 4762749 | Fibrous polymer insulation An improved insulating material comprising a fibrous web of bulking fibers intimately mixed with infrared opacified fibers. The web has a density of between about 0.2 to about 2.00 pounds per cubic foot and a thermal conductivity of less than 0.55 (BTU - ... | 08/09/1988 |
| 4738998 | Hot-melt adhesive Thermal insulating articles are disclosed of the type which comprises a laminate of thermal insulation and a flexible jacket material with the jacket and thermal insulation being directly adhesively adhered to each other by means of a hot-melt adhesive. T... | 04/19/1988 |
| 4738884 | Asphalt adhesives superimposed on asphalt-based roofing sheet An adhesive is provided for adhering roofing shingles wherein the adhesive is a blend of asphalt, an elastomer, a tackifying resin and a petroleum oil.... | 04/19/1988 |
| 4737178 | Method for manufacturing mineral fibers A method for manufacturing mineral fibers comprises controlling the bushing temperature to maintain molten glass throughput from a bushing at a constant, calculating the viscosity of the molten glass from the bushing temperature and the temperature of a g... | 04/12/1988 |
| 4734996 | Method and apparatus for heating mineral fibers A method and apparatus for heating fibrous mineral insulation material comprises an oven divided into zones, a conveyor for carrying the insulation material through the oven, means for directing hot gases into contact with the insulation material in the f... | 04/05/1988 |
| 4735027 | Coating for wallboards A coating for a wallboard comprises of silica sand, cement and a particulate, non-fibrous filler, where the ratio of the average sand diameter to the average filler diameter is within the range of from about 40:1 to about 20:1.... | 04/05/1988 |
