Particular Fold Structure (e.g., Beveled, Etc.) Patents (Class 428/130)
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Patent number: 4978407Abstract: A method of producing a laminated panel having a backside formed of a normally rigid substrate, such as a polymer/filler composition, in an essentially self-supporting thickness of typically between 1 and 10 mm and a frontside formed of a differentially segmented cover layer, e.g. having segments of differing materials and/or colors, bonded to said substrate by laminatingly interconnecting, typically at elevated temperatures and pressures, a layer of said substrate in a moldable, e.g.Type: GrantFiled: June 23, 1989Date of Patent: December 18, 1990Assignee: Polistock N.V.Inventor: Alberto Ardissone
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Patent number: 4954385Abstract: A carton pad having a bottom portion with dimensions essentially corresponding to a base area of a carton and having several tabs which, on a respective substantially straight side thereof, are joined to the bottom portion and are otherwise free and can bend out of a plane of the bottom. The straight sides of the respective tabs are arranged substantially perpendicular to a direction in which a row of tabs extends, with the row of tabs being divided at a center thereof in the longitudinal direction, into two mutually mirror-symmetrically arranged halves. Furthermore, a gabled roof-shape support of variable gable angle is provided, with one roof edge thereof engaging in a tab from one of the halves of the row of tabs, and the other roof edge thereof engaging in a tab of the other, mirror-symmetrically arranged row of tabs, so that the roof edges are supported upon the substantially straight sides of the tabs that are connected to the bottom portion.Type: GrantFiled: October 18, 1988Date of Patent: September 4, 1990Assignee: Haarkosmetik and ParfumerienInventor: Heinz Samann
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Patent number: 4953735Abstract: An elongate container of one-piece resilient thermoplastic construction. The container includes a first wall having first and second lateral edges with a first latching component positioned adjacent the first lateral edge. A second wall has first and second lateral edges with a second latching component, for interlocking with the first latching component positioned adjacent its second lateral edge. The container also includes a hinge joining the first lateral edge of the first wall and second lateral edge of the second wall, with the hinge including a web of material having a thickness less than the thickness of the walls. The walls are relatively movable about the hinge between an as-formed position in which the first and second latching components are spaced and a use position in which the first and second walls extend relative to each other at a predetermined angle and the first and second latching components are in locking engagement.Type: GrantFiled: July 17, 1989Date of Patent: September 4, 1990Assignee: Custom Plastics, Inc.Inventors: Cosmo N. Tisbo, Robert J. Mack
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Patent number: 4952445Abstract: A strong marble tile trim for providing a smooth transition at an inside corner between two tile walls and at an outside corner for a termination point of tile, is shown in which the tile trim is made from permanently bonded strips with one of the strips having an exposed face formed as a quarter-round surface having a radius in the range of about 2.0 to 3.3 times the thickness of the tile. The method of making the strip is described in which two standard tiles have their major faces placed against permanently bonding mortar and, after being bonded, they are cut into strips and one of said strips has formed thereon, by grinding, either a concave or a convex surface having a radius in the range of about 2.0 to 3.3 times the thickness of the tile for which it has been formed, yet still within one tile thickness.Type: GrantFiled: April 13, 1989Date of Patent: August 28, 1990Inventor: Rick A. Dillon
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Patent number: 4917928Abstract: An adhesive composite delivery system is provided which comprises two liner pieces and a backing folded in such a manner that the composite may be applied in simple motions. The invention is of particular benefit in applications of very thin films such as high moisture vapor permeable films widely used as medical dressings.Type: GrantFiled: December 2, 1988Date of Patent: April 17, 1990Assignee: Minnesota Mining and Manufacturing CompanyInventor: Steven B. Heinecke
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Patent number: 4917929Abstract: An adhesive composite is provided having a backing which is folded in such a way that no separate liner piece covering the adhesive is required. This invention provides an easily delivered one piece label, tape or dressing.Type: GrantFiled: January 18, 1989Date of Patent: April 17, 1990Assignee: Minnesota Mining and Manufacturing CompanyInventor: Steven B. Heinecke
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Patent number: 4894264Abstract: A single-sheet gusset bag for photographic photosensitive materials formed of a laminated sheet comprising a metal foil layer or metallized flexible sheet layer, a water-absorptive, and heat-resistant flexible sheet layer which resists dust formation laminated on the outside of said metal foil layer or metallized flexible sheet layer, and a light-shielding polyolefin resin film layer containing at least linear low density polyethylene resin, carbon black and an antioxidant and having a thickness of more than 50 .mu.m laminated on the inside of said metal foil layer or metallized flexible sheet layer, and the bottom seal portion is turned or rolled and fixed by an adhesive or adhesive tape.Type: GrantFiled: April 26, 1988Date of Patent: January 16, 1990Assignee: Fuji Photo Film Co., Ltd.Inventors: Mutsuo Akao, Koji Inoue, Hiroyuki Osanai
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Patent number: 4876125Abstract: A single-sheet gusset bag for photographic photosensitive materials comprising a laminated sheet of which the inner surface layer is a light-shielding polyolefin resin film layer and the outer surface layer is a heat-resistant flexible sheet layer, and having a botom seal portion fixed by a hot-melt adhesive having a softening point by ring and ball method of 75 to 115 C of which the coating amount in the center portion is less than the coating amount of the side portion.In the gusset bag of the invention, the bottom seal portion can be effectively sealed without incidence of fogging and uneven gloss caused by the heat of the hot-melt adhesive. Since the gusset bag is formed of a single sheet, packaging is readily achieved. The cost of the packaging material is also inexpensive.Type: GrantFiled: July 22, 1988Date of Patent: October 24, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Mutsuo Akao, Hiroyuki Osanai, Koji Inoue
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Patent number: 4876136Abstract: Wax-base or emollient-base cosmetic compositions may be provided as samples on carrying sheets by providing the carrying sheet with a window sheet having a hole therein to expose said cosmetic composition, and a cover sheet over said window sheet to protect said exposed composition from incidental contact.Type: GrantFiled: June 22, 1987Date of Patent: October 24, 1989Assignee: Minnesota Mining and Manufacturing CompanyInventors: Robert W. H. Chang, Keith E. Relyea
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Patent number: 4859518Abstract: A folded sheet product having two terminal portions with free edges midway of the paper product and having a substantially uniform thickness across the full extent thereof when folded.Type: GrantFiled: September 22, 1988Date of Patent: August 22, 1989Assignee: James River CorporationInventor: Rudolph W. Schutz
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Patent number: 4784888Abstract: An improved plastic product that enables adjacent portions thereof to be easily folded into juxtaposed relationship. The product has at least one elongated hinge that extends between sides of the product in along the length and/or the width thereof. The hinge is formed by utilizing an angled or curved cutting tool to create a continuous slit which in a preferred configuration (when viewed in profile) is generally L-shaped so that it extends from one surface of the product to a first location that is within the products' body and then extends therein from the first location to a second location also within the thickness of the body. The slit opens onto the one surface and thereby forms a flexible bridge integral with those portions of the product adjacent thereto, the bridge permitting such adjacent portions to be flexibly folded into juxtaposed relationship.Type: GrantFiled: August 6, 1987Date of Patent: November 15, 1988Assignee: Edward S. Robbins, IIIInventors: Gary T. Schwertner, Edward S. Robbins, III
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Patent number: 4770911Abstract: An operation table cover formed of a hose closed at one end and open at the other end. The open end has two bent-over portions. The closed end of the cover is insertable into the pocket formed by the bent-over portion on the upper face of the cover. The cover has in the region of the bent-over portion an expanded part. A device for making the expanding part by elastically deforming the hose portion by means of two counter rollers is also provided.Type: GrantFiled: May 20, 1986Date of Patent: September 13, 1988Inventor: Karl H. Sengewald
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Patent number: 4751125Abstract: In a composite panel with a core plate (1), a cover plate (2) glued to the upper side of core plate (1), an edge strip glued to an edge (4) of the core plate (1) and a protective sheet (3) or the like glued to the underside of the core plate (1) in which a drip groove (7), running essentially parallel to the edge (4), is provided on the underside of core plate (1) at a certain distance from its edge (4), considerable production simplification and, simultaneously, a considerably improved protection from water drops running in on the underside of the composite panel are attained, by drip groove (7) being put directly into core plate (1), by the cover plate (2) being pulled around to the underside of core plate (1) and/or protective sheet (3) or the like glued to the underside being pulled into drip groove (7) as far as possible and by the area of the drip groove (7) that is not covered by the cover plate (2) and/or protective sheet (2) or the like, including the free edges of the cover plate (2) and/or the protType: GrantFiled: July 28, 1986Date of Patent: June 14, 1988Assignee: Duropal-Werk Eberh. Wrede GmbH & Co. KGInventor: Helmuth Ofterdinger
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Patent number: 4726972Abstract: A label for attachment to a container, the label comprising a folded longitudinal strip which is divided into a row of panels by a plurality of transverse fold lines, two of the panels forming a front cover and a back cover for the remaining panels of the strip when folded, the back cover being adhered by its rear surface to a support web and all of the panels other than the front cover panel being provided with at least one hole whereby when the strip is folded each hole is adjacent a respective corresponding hole in an adjacent panel so as to form at least one composite hole through the panels other than the front cover panel which reveals at least one exposed portion of the support web, the or each exposed portion being coated with an adhesive whereby the front cover panel can be folded over the remaining panels and adhered by its inner surface to the or each exposed portion thereby to retain the strip in its folded condition.Type: GrantFiled: August 13, 1986Date of Patent: February 23, 1988Inventor: David J. Instance
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Patent number: 4725469Abstract: There is disclosed an interfold multi-panel clip of sheet material and interfold multi-panel dual webs which dual webs are more easily separated into clips. The dual web is comprised of two webs having staggered sheets. At the point of clip separation an additional perforation line in one web divides a separation sheet extending between the clips into two partial sheets which partial sheets are confined between the folds of the separated clips. Preferably the additional perforation line is located at an interfold line and divides the separation sheet into 3/8 and 5/8 partial sheets.Type: GrantFiled: February 17, 1987Date of Patent: February 16, 1988Assignee: Kimberly-Clark CorporationInventor: Stanley C. Summerfield
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Patent number: 4711797Abstract: The invention relates to a material for packing containers comprising punched out blanks or a coherent web made up of a carrier layer of cardboard which on either side has a coating of thermoplastics. The carrier layer is reduced in thickness along selectively chosen regions in that parts of the carrier layer material are ground away and the regions of the blank or of the web which include the said thickness-reduced regions are folded over one another so as to form a so-called Z-fold wherein parts folded together are sealed to one another in order to form portions of rigid form, the total material thickness within the said ground portions of the Z-folded region A substantially corresponding to the thickness of the non-ground material.Type: GrantFiled: October 29, 1985Date of Patent: December 8, 1987Assignee: Tetra Pak International ABInventor: Jorgen Niske
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Patent number: 4699833Abstract: A label for attachment to a product, the label including an integral sheet and envelope having a sheet portion such as a sheet of printed instructions, and an envelope portion for removably carrying the sheet portion, the sheet portion and envelope portion being both formed from a common single folded sheet. The sheet is divided into at least first and second parallel rows of three rectilinear panels each. The panels of the first row are separated from the corresponding panels of the second row by a fold line which extends transversely relative to side edges of the sheet, and a line of perforations which extends between and transversely relative to the side edges of the sheet across the second row of panels so as to separate the envelope portion and the sheet portion.Type: GrantFiled: August 13, 1986Date of Patent: October 13, 1987Inventor: David J. Instance
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Patent number: 4681785Abstract: The invention concerns a supply roll for protective covers, especially those made out of sheet plastic, for motor-vehicle seats, wherein the covers can be separated at a perforation and are attached to each other across their length in a long web and folded over at the ends to form pockets that can be pulled out over the backrest or forward edge of the seat and the overall web is folded longitudinally between the seat and backrest components and finally wound into a supply roll, wherein in accordance with the invention the winding density of supply roll of wound seat covers is kept constant over its whole width by introducing a supporting fold.Type: GrantFiled: January 13, 1986Date of Patent: July 21, 1987Assignee: Horn-Plastik Theodor Horn KGInventor: Stephanie Horn
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Patent number: 4621442Abstract: A multilayer label comprises a front sheet having an adhesive-coated side. A multilayer folded leaflet member adheres to a portion of the adhesive coated side in a position spaced from the ends of the front sheet. A first line of tearing weakness is defined on the front sheet, with the folded leaflet defining a short-folded front layer adhering to the adhesive-coated side. Thus an edge of the front layer lies spaced from parallel edges of the folded leaflet, and some of the adhesive-coated side adheres to the folded layer of the leaflet member adjacent the front layer. Tearing of the first line of weakness exposes the leaflet member, a portion of which may preferably be removable by tearing a second line of weakness formed in the leaflet member.Type: GrantFiled: May 24, 1985Date of Patent: November 11, 1986Assignee: Pamco Label Co.Inventor: Jory B. Mack
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Patent number: 4617211Abstract: A method and apparatus are disclosed for skiving and hemming one or more edges of a paperboard web or blank to improve the sealing qualities of a container made from the paperboard. The paperboard is skived twice generally parallel to its edge, once to define an oblique surface and once to make a flat skived surface. The latter is folded over the former and heat-sealed to a heat sealable material adjacent the skived region, defining a wedge-shaped edge portion. The folded over part is preferably ironed to produce a substantially flat sheet, and the wedge-shaped edge is preferably reshaped at some point in the process to make the entire folded over surface substantially flush with the unskived surface to which it is sealed. The flat skived surface is preferably made by a milling procedure in which the milling teeth strike the material while moving in a direction opposite to that of the motion of the material.Type: GrantFiled: June 17, 1985Date of Patent: October 14, 1986Assignee: International Paper CompanyInventor: Carl J. Fries, Jr.
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Patent number: 4605577Abstract: The present invention relates to a system for packaging and a method of using double-faced adhesive tape. A strip of waxed or otherwise non-stick material is folded to form a pocket in which a piece of double-faced tape having a hold tab at one end thereof is inserted such that the hold tab projects from without the pocket. To apply the tape, the wrapper and projecting hold tab are positioned between two pieces of material that are intended to be taped together. A pull tab, which is connected to the wrapper, extends out from between the two pieces of material. Pressure is then applied to the material surrounding the hold tab in order to retain the hold tab in position, and the pull tab is pulled away from the hold tab and tape. As a result, the non-stick wrapper is removed from the tape, leaving the double-faced tape and the attached hold tab in position between the two materials that are being taped together.Type: GrantFiled: March 19, 1985Date of Patent: August 12, 1986Inventor: Steven H. Bowytz
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Patent number: 4600621Abstract: Thermoformable laminate structure with a retroflexed margin comprises at least one sheet of thermoplastic foam having a polymer-impregnated cloth adhered to at least one side thereof. Such laminate structure is useful in an automobile headliner assembly where hidden clips engage the retroflexed margin to hold the headliner proximate the roof without the need for garnish molding.Type: GrantFiled: December 28, 1984Date of Patent: July 15, 1986Assignee: Monsanto CompanyInventors: Richard P. Maurer, James S. Holtrop
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Patent number: 4581272Abstract: The disclosure is of decorative vehicular kick panels e.g. for automobiles, and the method of their manufacture. The decorative panels are laminates of textile materials, having a decorative fabric surface. The panels of the invention are particularly advantageous in that they are economical to manufacture and exhibit resistance to edge fraying.Type: GrantFiled: January 11, 1985Date of Patent: April 8, 1986Assignee: Gates Formed-Fibre Products, Inc.Inventors: Robert R. Walters, Ronald W. Adams
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Patent number: 4559259Abstract: A packing laminate which is intended to be converted into packing containers is often provided with crease lines in order to facilitate folding and shaping. At the places where crease lines cross each other a multiple folding of the laminate takes place on conversion into packing containers which, among other things, means that small cracks are formed in the different material layers, so that the tightness of the packing container is put into jeopardy. In accordance with the invention, a packing laminate is proposed in which these difficulties are overcome by providing the laminate with specially designed auxiliary crease lines which in the region of the laminate, where the folding lines cross each other or meet, replace the (main) crease line guiding the folding line. The auxiliary crease lines are situated at such a distance from the main crease line that the folding line is not affected, that is to say, the folding line will after folding not coincide in any part with the auxiliary crease lines.Type: GrantFiled: October 6, 1980Date of Patent: December 17, 1985Assignee: Tetra Pak International ABInventor: Renato Cetrelli
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Patent number: 4533577Abstract: A container having at least one heat-sealed juncture is formed from foam polymer sheet material. The foam polymer sheet material includes an area of crushed and compressed cellular structure directly adjacent the heat-sealed portion. The width of the crushed and compressed area is at least as great as the thickness of uncompressed foam in the layer.Type: GrantFiled: December 21, 1983Date of Patent: August 6, 1985Assignee: Mobil Oil CorporationInventor: Marjory A. Mier
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Patent number: 4504533Abstract: The invention concerns a gypsum construction board in which a gypsum core is faced with a two-layer laminate comprised of a nonwoven fiber felt and a glass fiber web of crossed glass fibers wherein the glass fiber web of crossed glass fibers is embedded in the gypsum core and the laminate is in the form of a laminate sheet which extends across the width of the board.Type: GrantFiled: May 29, 1984Date of Patent: March 12, 1985Assignee: Gebr. Knauf Westdeutsche GipswerkeInventors: Herbert Altenhofer, Engelbert Wintzheimer, Gerhard Neuhauser
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Patent number: 4446182Abstract: There is disclosed a web of record assemblies and a method of using same. The web is a composite web constructed by using both a longitudinally extending web of supporting material and a web of label material releasably adhered to the supporting material by means of pressure sensitive adhesive. The composite web is formed into a plurality of record assemblies by means of a plurality of transversely spaced-apart lines of partial severing in the supporting material and by either butt cutting or die cutting the label material. The label material of each record assembly is, according to one embodiment, partially severed along a longitudinal line and the supporting material is completely severed along the same longitudinal line. The label material on one side of the longitudinal line is divided into record sections containing one or more labels.Type: GrantFiled: January 6, 1978Date of Patent: May 1, 1984Assignee: Monarch Marking Systems, Inc.Inventor: Donald E. Cavender
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Patent number: 4435464Abstract: A hinge for thermoplastic material particularly suitable for loose-leaf binder covers is constructed by embedding an embossed welding die into the thermoplastic material to a depth less than the full height of the embossment so that no vertical lines are produced in the thermoplastic by the longitudinal edges of the die. The resulting surface of the thermoplastic is a hinge containing indentations corresponding to the pattern of the embossed die, which permit the thermoplastic to be folded at the hinge area.Type: GrantFiled: May 2, 1983Date of Patent: March 6, 1984Assignee: Jostens, Inc.Inventors: Loren J. Hulber, Raymond W. Fluckiger
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Patent number: 4398495Abstract: The paint shield comprises a thin rectangular sheet with a longitudinal crease extending in from one end terminating short of the opposite end. A transverse crease is provided which intercepts the longitudinal crease. The arrangement is such that a portion of the shield can be bent about the transverse crease to protect areas intersecting at an angle from paint, such as corner molding and the like. By flexing the shield about its longitudinal crease, the bent portion automatically snaps back into a coplanar relationship with the remaining portion of the sheet so that its maximum longitudinal length is again available for shielding while painting. Notches can be cut out from opposite ends dimensioned to snugly engage 2.times.4 inch rafters or 2.times.6 inch rafters to protect surrounding wall areas when painting the rafters.Type: GrantFiled: April 2, 1982Date of Patent: August 16, 1983Inventors: Louis W. Harris, Jr., Michael T. Harris
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Patent number: 4397898Abstract: The present invention relates to a method and apparatus for the production of fibrous insulation, especially relatively thick fibrous insulation. Previously some relatively thick insulation has been produced through lamination techniques using a plurality of insulation layers, which possibly included the use of a continuous fibrous hinge as an alignment aid during lamination. However, proper alignment using a continuous hinge is difficult and leaves an objectionable bulge of fibrous material. The present invention eliminates the fibrous bulge of the prior art and provides a more accurate means by which to substantially accurately align the layers of fibrous insulation.Type: GrantFiled: April 5, 1982Date of Patent: August 9, 1983Assignee: Manville Service CorporationInventor: Richard J. Ray, Jr.
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Patent number: 4387125Abstract: An ornamental and protective door edge guard comprises a metal strip of generally U-shaped cross section having inner and outer legs via which the edge guard is self-retaining on the edge of a vehicle door. An insulating layer is applied to the strip to protectively insulate the interior of the strip from the door to which it is applied. Various embodiments of edge guards are disclosed with each having on at least one of the legs thereof, an insulated bead formed by reversing the extreme distal margin of the strip and insulating layer such that the insulating layer covers both that surface portion of the underlying metal bead which faces toward, and but for the insulating layer would be in contact with, the door edge as well as that surface portion which faces away from the door edge. Some embodiments have beads formed by double reversals of the strip and insulating layer.Type: GrantFiled: December 16, 1980Date of Patent: June 7, 1983Assignee: U.S. Product Development CompanyInventor: Robert Adell
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Patent number: 4387128Abstract: A foldable structure (2) and a method of manufacturing a foldable structure which, when folded produces a curved edge or corner. The structure comprises two panel members (32,34) having a respective edge region (18,20) which are adjacent and are spaced apart. Each edge region has a shoulder (8,10) and a curved portion (12,14). A flexible elongated bridging piece (22) is located between the shoulders (8,10) and defines a foldable region. A flexible lamina (24) covers a respective face of the panel members (32,34) and the flexible bridging piece (22).Type: GrantFiled: July 8, 1980Date of Patent: June 7, 1983Assignee: Brymitre LimitedInventors: Roy O. Emms, William Rae, John Wilson
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Patent number: 4379179Abstract: The magnetic anisotropy field in a layer of magnetic material on a substrate is determined by a method involving the application of a magnetic field upon whose release a so-called "sea of bubbles" is observed. The direction of this field typically is at a nonzero angle of elevation relative to the layer.In accordance with the invention, a preferred angle of elevation is determined upon inspection of a functional relationship between angle of elevation and magnetic field strength associated with the observation of a sea of bubbles. Results obtained by the method compared favorably with results obtained based on magnetic resonance techniques and, since the method is also relatively simple, it is particularly suitable for quality control in the manufacture of magnetic bubble devices.Type: GrantFiled: November 9, 1981Date of Patent: April 5, 1983Assignee: Bell Telephone Laboratories, IncorporatedInventors: Russell D. Pierce, Walter B. Venard
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Patent number: 4328271Abstract: A swagged tablecloth having a plurality of shirring tape members provided with pull strings for removably providing the tablecloth with swagging as desired, allowing for easy laundering and flat storage.Type: GrantFiled: October 16, 1978Date of Patent: May 4, 1982Inventor: Jean Rountree
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Patent number: 4315049Abstract: A novel low bulk seam is disclosed for use in paper making machine fabrics, such as dryer felts. The seam is particularly adapted for use with multi-filament yarns which comprise multi-ply fabrics. A novel method for producing this seam is disclosed which comprises the insertion and adhesion of a seaming coil, the removal of picks in adjacent fabric areas, the folding and overlapping of such areas, the creation of a warp fringe, and the pulling of portions of that fringe into and through portions of the fabric body fasteners to create a stitchless seam providing substantially uniform thickness and air permeability across the full fabric width. A durable, reliable, non-marking seam is accordingly provided for use with spun, mono-filament and/or multi-filament fabrics.Type: GrantFiled: April 28, 1980Date of Patent: February 9, 1982Assignee: Asten Group, IncorporatedInventor: Gisela Fickers
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Patent number: 4299223Abstract: A diaper tape tab includes a backing web having a first pattern of adhesive on one surface thereof and a release coating covering a portion of the other surface with a tape segment secured to the release coating and the exposed portion of the other surface by a second pattern of adhesive. The two adhesive patterns are spaced parallel strips of adhesive that are spaced from each other by a dimension which is less than the width of the strips and the outside strips are spaced inwardly of the lateral edges so that the adhesive is not exposed during storage.Type: GrantFiled: May 21, 1980Date of Patent: November 10, 1981Assignee: 3 Sigma Inc.Inventor: William E. Cronkrite
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Patent number: 4287247Abstract: 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.Type: GrantFiled: September 4, 1979Date of Patent: September 1, 1981Assignee: Tetra Pak International ABInventors: Wilhelm Reil, Jorg Trabitzsch
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Patent number: 4287011Abstract: A method of making a bond structure and a bond structure are provided that produce concurrently a peel bond and a lap bond. One end of a sheet to be joined to a second end of the same or other sheet is folded back on itself and on end of the other member inserted. The two pairs of contacting surfaces thus formed are subsequently bonded to each other. The bonding may be by any means and the clamping force across the bond during bonding need be applied from one side of the sheet only. By insuring that the peel bond fails before the material, a flat lap bond may be achieved by causing only the peel bond to fail.Type: GrantFiled: May 11, 1979Date of Patent: September 1, 1981Assignee: Radiation Dynamics, Inc.Inventor: Rodney L. Derbyshire
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Patent number: 4272576Abstract: The wall covering of the present invention comprises an elongated horizontal siding member having at its lower edge a U-shaped female locking flange. A separate horizontal bottom strip is adapted to be connected to the wall adjacent the lower edge of the horizontal siding member. The bottom strip includes a male locking flange sized to frictionally fit within and be retentively held in the female locking flange of the horizontal siding member. The interlocking relationship between the bottom strip and the lower edge of the siding member provides positive securement of the lower edge of the siding member to the wall.Type: GrantFiled: October 1, 1979Date of Patent: June 9, 1981Inventor: Stanley N. Britson
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Patent number: 4270911Abstract: A method and system for producing elongated Z-fold copy paper having indicia emplaced thereon by xerographic reproduction. The method entails initially transversely scoring and folding an elongated sheet of paper at spaced intervals therealong with alternate adjacent score-fold lines being originated by pressures exerted on respectively opposite sides of the paper. The elongated scored sheet is then rolled up in a cylindrical roll, and is fed from this roll to a copying machine into close proximity to a rotating xerographic copying drum within the machine. After emplacement of indicia on the paper in the reproduction process, the paper may then be rolled up on a storage roll or Z-folded manually or by suitable apparatus.Type: GrantFiled: December 17, 1979Date of Patent: June 2, 1981Inventor: Thomas A. McNew
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Patent number: 4268561Abstract: A high strength bar and means and method of manufacture particularly suited for use as railroad crossties, planking, posts, beams, poles or the like, comprising woven fabric webs forming multiple laminations bonded by a high strength bonding agent, the fabric web laminations extending longitudinally of the bar and folded back and forth in the course of manufacture, then compressed and the bonding agent cured, the ratio of fabric to bonding agent ranging from 50% to 90%. Multiple laminations of fabric, with different weave patterns arranged to increase the strength of the bar may be applied simultaneously.Type: GrantFiled: June 29, 1979Date of Patent: May 19, 1981Inventors: James D. Thompson, Dennis E. Gates
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Patent number: 4241146Abstract: A corrugated plate is disclosed which has trapezoidal corrugations defined by alternating, side by side, relatively thick corrugation peaks and corrugation troughs and relatively thin, inclined corrugation sides which interconnect edges of adjoining peaks and troughs. A method is also disclosed for corrugating the corrugated plate from flat sheet by providing a flat sheet with spaced apart, longitudinally extending, relatively thick sections which thereafter define the corrugation peaks and corrugation troughs or for forming the thick sections by providing a relatively thin sheet and folding over portions of the thin sheet in the areas which ultimately form the corrugation peaks and corrugation troughs so that the latter are defined by a plurality of staked sheet layers.Type: GrantFiled: November 20, 1978Date of Patent: December 23, 1980Assignee: Eugene W. SivachenkoInventors: Eugene W. Sivachenko, Firoze H. Broacha
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Patent number: 4160052Abstract: A corner construction providing for planar deflection of a molding strip along its longitudinal axis. A V-shaped segment is removed along one side edge of the strip while a continuous band remains along the other edge. Portions are removed between the V-shaped segment and the continuous band whereby the strip can be deflected to permit a change in direction upon application to a mounting surface. The dimensions of the V-shaped segment and intermediate portions are selected to provide the strip with an uninterrupted corner of pleasing appearance having the desired angle of deflection.Type: GrantFiled: August 15, 1977Date of Patent: July 3, 1979Assignee: Lof Plastics Inc.Inventors: Brian T. Krysiak, James M. Kunevicius, Bruce C. Leslie
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Patent number: 4128698Abstract: An energy absorbing mechanism having an elongated member, one end of which is disposed to receive an impact and the opposite end is free for displacement under said impact. The elongated member is provided with two longitudinally spaced transverse pins and a pair of longitudinal slots within which the pin adjacent the outboard end of the elongated member is free to slide; the other transverse pin is fixed to the inboard end of the elongated member. An oriented elastomer, preferably a copolyetherester in the form of a belt, operably connects the pins so as to constitute an energy absorber upon displacement of the elongated member responsive to impact. The mechanism can be mounted on an automobile frame and the outboard end provided with a bumper.Type: GrantFiled: September 27, 1977Date of Patent: December 5, 1978Assignee: E. I. Du Pont de Nemours and CompanyInventors: Colin Anolick, Howard J. Kutsch
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Patent number: 4126966Abstract: A weatherstrip tape includes an elongated body of resilient plastic foam material rectangular in cross section and having a pair of opposed faces. A pair of longitudinally extending parallel coplaner anchor strips of plastic material along their inner edge portions overly one face of said body and are secured thereto. Outer edge portions of said anchor strips extend laterally from opposite sides of said body. Said anchor strips are adapted for manual folding into parallel engagement, with said outer edge portions adapted for projection into and anchoring within a clearance space with the elongated body adapted for sealing over such clearance space.Type: GrantFiled: March 2, 1978Date of Patent: November 28, 1978Inventor: Jewel M. Lobell
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Patent number: 4117188Abstract: A lapped seam can having a high safety characteristic used as containers of soft drinks or beer wherein the cut-burrs at the end of the inner end portion of the can blank are completely removed so that micro-leak passages apt to occur in the lapped seam can are shut off, thereby permitting a long term storage of the can content without deterioration by preventing metal from being dissolved out from said inner end portion.Type: GrantFiled: March 25, 1977Date of Patent: September 26, 1978Assignee: Hokkai Can Co. Ltd.Inventors: Yuzo Takahashi, Yoshimi Wazima, Akira Nakada, Yasuyuki Tanaka, Katsumi Nagai, Nobuo Takahashi, Hiroshi Matsuda, Eizi Aizawa, Shiro Oyama
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Patent number: 4097632Abstract: A three-dimensional sign character is formed with improved circumscribing opaque metal sheet strip siding. The sign, typically having an interior light source, includes a translucent plastic face circumscribed by opaque sheet metal strip siding. The sheet metal strip siding includes a plastic strip bonded directly by gluing to a freshly abraded band on the sheet metal strip. Convolute folds are formed on either side of the sheet metal strip. One convolute fold is formed adjacent an edge of the plastic strip so as to extend angularly above and abut the plastic stripping to function as a light stop. The secured plastic strip serves as the bonding point to the translucent face of the sign.Type: GrantFiled: September 12, 1975Date of Patent: June 27, 1978Assignee: Let-R-Edge of Canada, Ltd.Inventors: Robert W. Minogue, Lloyd E. Troyer
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Patent number: 4093761Abstract: A sheet of extruded material is provided with a breakaway line by positioning a pin in the extrusion die in a manner such that the pin extends into the path of the material being extruded to divide a portion of the material into two streams which rejoin each other past the pin and weld together to form an autogenous bond between the converging surfaces. In a preferred embodiment the breakaway line is present in the sides of a U-shaped channel of the type used as a duct for electrical wiring.Type: GrantFiled: August 19, 1974Date of Patent: June 6, 1978Assignee: Taylor Industries, Inc.Inventor: Philip W. Taylor
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Patent number: 4054703Abstract: An easy and quick method of placing a stiffening heading to draperies without the use of a sewing machine and the help of pins or staples. The invention discloses the use of any drapery stiffening or heading with at least one and preferably two fine lines of adhesive or glue having a low melting point positioned on the heading parallel to the longitudinal side edge thereof. The drapery fabric or crinoline is joined to one line by heat sealing and then the stiffening is turned inside of the upper end of the fabric and the second line is heat sealed whereby the drapery stiffening is secured in a straight and accurate manner to the top of the fabric whereby the pleats can subsequently be sewn therein.Type: GrantFiled: April 30, 1976Date of Patent: October 18, 1977Inventor: Joseph Boehm
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Patent number: 4054698Abstract: Carpet binding tape for providing the edge portion of floor covering with a uniform edge and including a body of adhesive material for adhesively securing the edge molding to the edge portion of the floor covering. The carpet binding tape prevents unraveling and fraying of the carpet and may be of flexible material thereby permitting the carpet to be rolled up without removal of the carpet binding tape.Type: GrantFiled: December 10, 1975Date of Patent: October 18, 1977Inventor: Joseph J. Hamrah