With Temporary Disassembling And Subsequent Bonding Of Same Laminae Patents (Class 156/152)
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Publication number: 20030000624Abstract: A method is disclosed for temporarily bonding reinforcing sheet metal pieces or other metal pieces to a sheet metal blank for forming at an elevated temperature such as is employed in superplastic forming of suitable aluminum, magnesium, stainless steel or titanium alloys or the like. The pieces are bonded to the blank in locations in which the piece will acquire a desired shape from co-formation with the blank. Suitable water suspendible sodium silicate compositions, such as water glass bond the piece to the blank during high temperature forming and permit removal after forming.Type: ApplicationFiled: June 29, 2001Publication date: January 2, 2003Inventors: Paul Edward Krajewski, Georg M. Barton
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Patent number: 6478912Abstract: A ligand layer on a metal surface is capable of being reversibly switched between adhesion and deadhesion. The ligand layer includes substituted pyridine dimers and/or pyridine trimers which are selected from the group consisting of: with R1 through R6 being able to be equal or different and being selected from the group consisting of —R—CH(O)CH2, OH, —O—R, NR2, NHR, NH2, CO2H, CO2R, R and H. R is selected from the group consisting of alkyl and aryl residues with the proviso that not all residues R1 through R6 are hydrogen atoms at the same time. R7 is selected from the group consisting of —R—CH(O)CH2, OH, —O—R, NR2, NHR, NH2, CO2H, CO2R, CONHR, R and H, with R being selected from the group consisting of alkyl and aryl residues. Y is selected from the group consisting of silicon, carbon, nitrogen, phosphorus and oxygen atoms, and X is an oxygen, sulfur or phosphorus atom, and n having the value 0 or 1.Type: GrantFiled: January 22, 2001Date of Patent: November 12, 2002Assignee: DaimlerChrysler AGInventors: Hermann Gaub, Andreas Mittelbach, Peter Jaenker, Felix Nitschke, Ulrich S. Schubert
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Publication number: 20020153085Abstract: A labeling and manufacturing method according to which labels are applied to a device utilizing temporary adhesive patches.Type: ApplicationFiled: April 18, 2001Publication date: October 24, 2002Inventor: Brian Allen Mace
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Patent number: 6406573Abstract: A method and apparatus for temporarily attaching a pellicle membrane and frame to a photomask substrate until the assembly passes inspection, and then permanently bonding the frame to the substrate. In the preferred embodiment, a vacuum channel is provided in the pellicle frame to permit a vacuum to be drawn between the frame and the substrate. In alternate embodiments, a static adhesion is obtained between the flat surfaces of the pellicle frame and the substrate, and this static adhesion is improved by wiping a solvent on the bottom surface of the pellicle frame.Type: GrantFiled: April 6, 2000Date of Patent: June 18, 2002Inventor: Mark Danian Cerio
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Patent number: 6383843Abstract: A method is provided for die bonding a semiconductor device to a substrate, which method provides adequate and consistent bondline thickness and assures that the die is spaced from the substrate a predetermined amount. Embodiments include removably attaching a flexible spacer of a predetermined thickness, such as a strip of paper or plastic, to the bonding pad of a substrate, such as an organic lead frame, so that it partially covers the bonding pad while leaving other parts of the bonding pad exposed. Die attach material, such as epoxy paste, is then applied to the exposed areas of the bonding pad, and a die is placed over the bonding pad in contact with the epoxy and the spacer. Due to the presence of the spacer, the die cannot sink when it is placed on the epoxy paste, resulting in a consistent bondline thickness equal to the spacer thickness.Type: GrantFiled: April 17, 2000Date of Patent: May 7, 2002Assignee: Advanced Micro Devices, Inc.Inventors: Sally Y. L. Foong, Kok Khoon Ho
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Patent number: 6334921Abstract: The present invention relates to an apparatus for manufacturing labels for electronic article surveillance, comprising a label repositioner which by means of a first dispensing edge removes the labels from a carrier web and by means of a second dispensing edge places them in a predetermined position on the same or a different carrier web, and an applicator unit for applying security elements to the carrier web. The applicator unit is constructed to apply the security elements continuously to the carrier web, whereby at least one security element is allocated to each label or to any number of labels.Type: GrantFiled: June 21, 1999Date of Patent: January 1, 2002Assignee: Meto International GmbHInventor: Detlef Duschek
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Publication number: 20010054475Abstract: A ligand layer on a metal surface is capable of being reversibly switched between adhesion and deadhesion.Type: ApplicationFiled: January 22, 2001Publication date: December 27, 2001Inventors: Hermann Gaub, Andreas Mittelbach, Peter Jaenker, Felix Nitschke, Ulrich S. Schubert
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Patent number: 6312777Abstract: A method for making an improved pressure sensitive adhesive coated laminate is disclosed. The method involves coating a sheet having a release surface thereon with a pressure sensitive adhesive to form a laminate, drying or curing the pressure sensitive adhesive and marrying the laminate to the inner surface of a facing layer. A material comprising a mixture of substantially water-insoluble and adhesive incompatible polysiloxane (i) and water soluble and adhesive compatible polysiloxane (ii) is included so as to produce a low zero-minute peel value in the pressure sensitive adhesive layer and is intimately mixed with the pressure sensitive adhesive prior to the adhesive being coated on the release surface of the sheet. The resulting laminate can be easily applied to a substrate and removed and repositioned or straightened, if necessary, and provides a superior increase in peel value over a period of time to produce a more permanent installation.Type: GrantFiled: April 6, 1993Date of Patent: November 6, 2001Assignee: Decora IncorporatedInventor: John Ralph Smith
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Patent number: 6280549Abstract: Linerless labels which have a non-quadrate configuration are formed by printing indicia on a first face of a web of label stock and coating the first face with a pressure sensitive adhesive release material, and coating a second face of the web with a pressure sensitive adhesive. A plurality of non-quadrate configuration labels are die-cut from the web, and the labels are taken up in an assembly form in which the labels are readily releasably connected to each other. The labels may be substantially circular in configuration, and connected together in a shingled configuration, a portion of the adhesive of one label overlapping a portion of the top surface of another label. Alternatively, the labels may be connected together with a matrix material having a plurality of paper ties connecting each label to the matrix material or another label.Type: GrantFiled: December 27, 1993Date of Patent: August 28, 2001Assignee: Moore Business Forms, Inc.Inventor: Joseph W. Langan
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Patent number: 6273326Abstract: In a method for manufacturing a metallic or ceramic body constructed in layers from a real body elements, the a real body elements are cut out of a body material connected to a support material. Subsequently, the a real body elements are sequentially connected to a respective last applied layer of a real body elements of the body to be manufactured by a physical or chemical connecting process. After connection with the last applied layer, the support material is removed from the a real body elements.Type: GrantFiled: December 15, 1999Date of Patent: August 14, 2001Inventor: Daniel Graf
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Patent number: 6273981Abstract: A method is described for producing a motor vehicle steering wheel that is provided with a cover. With this method, the ring and cover are manufactured separately and are subsequently joined. In order to produce the cover, two unfinished parts are initially produced, into which a groove is milled. Subsequently, a decorative layer is applied to the unfinished part. A layer of lacquer is applied to the unfinished parts that are joined to form a tubular ring segment. During the following operational step, the tubular ring segment is divided into two halves, which are joined with the ring and thus form the cover.Type: GrantFiled: July 23, 1999Date of Patent: August 14, 2001Assignee: Holzindustrie Bruchsal GmbH & Co. KGInventors: Peter Mertes, Andreas Kellermann
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Apparatus and method for temporary and permanent attachment of pellicle frame to photomask substrate
Patent number: 6264773Abstract: An improvement is proposed in the design and manufacturing of the frame-supported pellicle used to protect the photomask- a lithographic template employed in semiconductor manufacturing for creating integrated circuit devices- from airborne contaminants. Addressed, is that the industry's current pellicle frame design always results in the destruction of the frame-supported pellicle and sometimes the photomask itself when- as is frequently the case- defects are found underneath the frame-supported pellicle necessitating its removal to permit photomask repair and/or cleaning. In addition, imperfections in the flatness of the current pellicle frame induce physical distortions in the photomask that result in degradations to the photomask's pattern placement accuracy.Type: GrantFiled: September 1, 1998Date of Patent: July 24, 2001Inventor: Mark Damian Cerio -
Patent number: 6245176Abstract: A method for creating peelable or frangible seals comprising the steps of: 1) selecting a first planar film with a polyethylene based resin disposed on its surface; 2) defining a frangible sealing zone on a surface of the first planar film; 3) heat sealing a second planar film to the frangible zone where the second planar film has a seal surface comprising a plurality of polymers; and 4) cooling the first and second planar films and frangible zone. A seal is created whereby peeling away the second planar film causes a rupture in the polymers disposed on the second planar film's surface.Type: GrantFiled: October 15, 1997Date of Patent: June 12, 2001Inventor: Steven J. Greenland
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Patent number: 6228197Abstract: A method is provided for attaching electronic components (12) onto a substrate (10) which allows quick, easy and inexpensive subsequent removal and re-attaching of the electronic component (12) to obtain an undamaged printed wiring board package. The method for attaching the electronic component (12) onto the substrate (10) includes bonding a component interlayer (18) onto the electronic component (12) with a component bonding layer (16), and forming an adhesive bond (14) between the component interlayer (18) and the substrate (10). If the removal of the electronic component (12) is needed, the electronic component (12) is removed from the substrate (10) by heating the component interlayer (18), thus melting the component bonding layer (16). If the re-attachment of the electronic component (12) is needed, the method for attaching the electronic component (12) onto the substrate (10) is repeated, using a new component interlayer (18).Type: GrantFiled: February 23, 1999Date of Patent: May 8, 2001Assignee: TRW Inc.Inventor: Ge Wang
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Patent number: 6221439Abstract: The invention relates to a process for applying coating films to three-dimensionally curved substrates, and to a process for producing coating films. In order to apply the coating film, which has at least a coating layer and an adhesive layer, the radiation-curable coating layer of the coating film is partially cured so as to be free from tack before being applied to the substrate. Following application, the coating film is subjected to electromagnetic radiation at below the wavelength of the visible spectrum and is fully cured. To produce a coating film, the coating layer is partially cured so as to be free from tack and in this state is stored until it is applied to a substrate. The coating layer can be attached at least indirectly to a smooth support base in conjunction with an adhesive layer. The coating layer and/or the coating film can be detached from a roller in applying the coating film to a substrate.Type: GrantFiled: July 18, 1997Date of Patent: April 24, 2001Assignee: DaimlerChrysler AGInventors: Oswin Negele, Karl Holdik
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Patent number: 6210509Abstract: Methods and devices for laminating a sheeted topfilm to a sheeted substrate while achieving substantial control over registration between the topfilm and the substrate and reducing the formation of lamination defects.Type: GrantFiled: July 13, 1995Date of Patent: April 3, 2001Assignee: 3M Innovative Properties CompanyInventors: Frank A. Sommerfeldt, James B. Jornlin
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Patent number: 6187128Abstract: A labeling apparatus for converting base label stock to releasably-lined labels. The apparatus includes a vacuum anvil roller and an idler roller which cooperate to separate the base stock into its face web and backing liner components. A cutting roller cooperates with the vacuum anvil roller to butt cut the unlined face web to form butt cut labels. A traction nip roller cooperates with the vacuum anvil roller to press the butt cut labels to the backing liner to form the releasably-lined labels. The releasably-lined labels may be imprinted and the backing liner removed as the label is affixed to an article using conventional labeling equipment. A rewind nip roller cooperates with the traction nip roller to pull the backing liner, which is then rolled on a rewind mandril. The apparatus does not weaken or cut the backing liner during conversion to releasably-lined labels, because the butt cut is made after the face web is separated from the backing liner.Type: GrantFiled: January 21, 1998Date of Patent: February 13, 2001Assignee: CCL Label Inc.Inventor: Marc F. Oosterlinck
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Patent number: 6143111Abstract: A device for gluing the tail end of a reel of wound web material including conveying means for moving the reel, unwinding means for unwinding the tail end of the web material, a dispenser of glue for applying the glue to the reel, and means for rewinding the tail end after the glue has been applied. The dispenser includes an upwardly oriented aperture from which the glue is dispensed and includes a container for the glue with the upwardly oriented aperture and a moving member positioned inside the container which is immersed in the glue contained in the container and moved towards the upwardly oriented aperture in order to dispense the glue to the reel as it rolls over the aperture.Type: GrantFiled: December 23, 1997Date of Patent: November 7, 2000Assignee: Fabio Perini S.p.A.Inventor: Guglielmo Biagiotti
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Patent number: 6136119Abstract: This invention relates to thermoplastic, pressure-sensitive solid adhesives capable of transferring an adhesive film to a substrate by friction rubbing of the adhesive on the substrate. The adhesives of this invention consist essentially of polyisobutylene, wax and optionally an adhesive promoter resin. Said ingredients are within certain proportions, molecular weights, melting points, or hardness values.Type: GrantFiled: April 11, 1994Date of Patent: October 24, 2000Assignee: Elmer's Products, Inc.Inventors: Peter Spiros Columbus, Yogeshbhai Babubhai Patel
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Patent number: 6123796Abstract: A combination of a preprinted pressure sensitive label and an electronic article security system target is provided, preferably as a supply of labels on a backing material web with the target between. The labels preferably extend about at least about 1/8th inch around the edge of the target to directly adhere to the products. Articles may be selectively marked with targets so concealed to deter theft with fewer targets. The combinations may be formed by applying first the target, then the label, to the article. Preferably, label and target combinations are supplied on a web and are then applied to the products. Combination label and target supplies may be formed by separating the preprinted labels from their backing material webs, applying the targets to either the label or the backing material, and then combining the label with either the same backing material web or a different one.Type: GrantFiled: July 17, 1998Date of Patent: September 26, 2000Assignee: Superior Label Systems, Inc.Inventors: John A. Kathmann, Albert Randall Barlow
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Patent number: 6103032Abstract: The present invention provides an apparatus and method for manufacturing sheet molding compound including a fiber processing unit for forming a fiber web, and a vacuum chamber unit having a resin paste dispenser, wherein the paste is applied to the fiber web within the vacuum chamber for minimizing entrapped air within the compound.Type: GrantFiled: April 24, 1998Date of Patent: August 15, 2000Assignee: The Budd CompanyInventor: Bruce N. Greve
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Patent number: 5996215Abstract: An opening which leads inside a surface-moutable switch is sealed by a tape seal, a good seal being maintained even when heat is applied to the switch. A switch body has a top surface and an inner space in which an electrical contact is provided. A switch knob operating the electrical contact provided inside the switch is accessed through the opening. The tape seal seals the opening with an adhesive applied between the tape seal and a top surface of a switch body. A portion of the tape seal directly above the opening is drawn into the opening by a negative pressure in the opening. The surface-mountable switch is manufactured by placing the switch body applied with the tape seal in a vacuum chamber so as to evacuate air surrounding the switch body. The seal for the opening is temporarily broken by an air pressure inside the opening, and the pressure inside the opening becomes a negative pressure with respect to the atmospheric pressure.Type: GrantFiled: October 1, 1997Date of Patent: December 7, 1999Assignee: Fujitsu LimitedInventors: Eiji Yamazoe, Hajime Okada
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Patent number: 5888335Abstract: A multi-cycle refastenable contact responsive non-tacky fastener system and method of use with a field of a contact responsive fastening layer having essentially no surface tack. The fastening layer is multiply releasable and refastenable against a non-tacky target surface, and has substantially constant 90.degree. peel strength of less than about 5 kN/m when in contact with the target surface. A mounting layer comprises a field of a pressure sensitive adhesive onto which the field of the contact responsive layer is directly attached.Type: GrantFiled: December 18, 1996Date of Patent: March 30, 1999Assignee: Minnesota Mining and Manufacturing CompanyInventors: James J. Kobe, Maurice E. Freeman, Bradley D. Zinke, Shih-Lai Lu
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Patent number: 5879498Abstract: A barrier liner for sealing reinforced composite vessels at cryogenic temperatures is provided wherein the barrier liner is composed of a polymeric composition containing a curing agent, such as a methyl bis-methyl anthranilate, and an elastomer adhesive, such as a two-part polyether based urethane adhesive. A method of manufacturing and applying the barrier liner is also provided, including the steps of mixing and degassing the polymeric composition and introducing the polymeric composition between two polyethylene carrier sheets. The two carrier sheets and the intermediate polymeric composition layer are then passed between two sizing rollers set apart at a predetermined distance. The encapsulated polymeric composition is then partially cured to a tacky gel state and cooled to arrest polymerization until application of the gel layer. The gel layer and the two carrier sheets can then be cut into any desired shape such as strips, and applied to the inner surface of a vessel.Type: GrantFiled: October 8, 1997Date of Patent: March 9, 1999Assignee: McDonnell Douglas CorporationInventor: Carl R. Lemons
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Patent number: 5858157Abstract: A method of mounting an art sheet, such as picture or painting, includes the steps of placing the art sheet on a transparent base plate having a surface area larger than that of the art sheet; positioning said transparent base plate with the art sheet thereon between a transparent diaphragm and a oil paper; and pressing said transparent diaphragm and said transparent base plate together so as to seal up the art sheet between the transparent diaphragm and the transparent base plate. Such mounting method has an inexpensive cost as cheap as the low cost of regular laminating process and provides a high quality protection and nature to the picture or painting similar to the effect of framing, Furthermore, the mounting method also enables a picture or painting having an ultimate effect similar to be mounted within a frosted glass.Type: GrantFiled: April 17, 1997Date of Patent: January 12, 1999Inventor: Chih Hsien Lin
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Patent number: 5855722Abstract: This invention relates to a label continuum comprising a long label substrate, a pressure-sensitive adhesive layer formed by transferring to the back of the label substrate and a release layer formed on the surface of the label substrate, and in the invention the label substrate is rolled up such that the release layer and the pressure-sensitive adhesive layer are false-stuck to each other.Type: GrantFiled: September 18, 1995Date of Patent: January 5, 1999Assignee: Petter Co., Ltd.Inventor: Shozo Osaka
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Patent number: 5779832Abstract: A method of making a peelable film comprises providing a multilayer film; delaminating the film into a first portion and a second portion; treating the second portion to increase its gas permeability; and relaminating the treated second portion to the first portion. In another aspect of the invention, an apparatus for making a peelable film comprises a means for delaminating a film into a first portion and a second portion; a means for treating the second portion to increase its gas permeability; and a means for relaminating the treated second portion to the first portion. Perforations, partial perforations, and other film treatments can be thus advantageously utilized in connection with a second, preferably gas permeable portion of a peelable film, without affecting a first, preferably gas impermeable portion of the same film.Type: GrantFiled: November 25, 1996Date of Patent: July 14, 1998Assignee: W. R. Grace & Co.-Conn.Inventor: Patrick N. Kocher
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Patent number: 5759324Abstract: The present invention relates to a process for the bonding by adhesion of a cover to a shaped padding, in particular of polyurethane foam, especially for the production of seat cushions. The process includes the step of arranging a cover (1) in a cold-shaping device (2) and fixing it thereto by means of a holding frame (3), then placing an adhesive (4) on the internal walls of the cover (1). The surface of the padding (5) intended to cooperate with the internal walls of the cover (1) is subsequently heated to a high temperature. After a predetermined temperature has been reached the heating is interrupted and the thus heated foam padding (5) is applied to the internal walls of the cover (1) coated with adhesive (4), so as to bring about instantaneous transmission of heat by direct contact with the adhesive (4) leading to extremely rapid setting thereof. The cold-shaping device (2) is then opened and the padding(5) equipped with its cover (1) is removed.Type: GrantFiled: February 29, 1996Date of Patent: June 2, 1998Assignee: Roth Freres (Societe Anonyme)Inventors: Jacques Roth, Alain Manigold
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Patent number: 5712021Abstract: A decal affixed to a plastic sleeve, which is shaped into a cylindrical orientation in a permanent or semi-permanent fashion. The plastic sleeve and decal assembly can be placed over any type of drinking glass, thereby forming a decorative covering for the glass. An adhesive on the back of the plastic affixes the plastic to the glass in a semi-permanent state.Type: GrantFiled: November 26, 1996Date of Patent: January 27, 1998Inventor: Yadira L. Hernandez
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Patent number: 5700340Abstract: A method of manufacturing a continuous elongated tape having a succession of surface type fastener pieces attached thereto, comprises the steps of: intermittently feeding a surface-type fastener tape blank composed of a release sheet and a surface-type fastener tape attached by an adhesive layer to the release sheet and comprising a base strip and a multiplicity of fastening elements on its upper surface; separating the surface-type fastener tape blank into an elongated surface-type fastener tape having the adhesive layer applied thereto on its lower side and the release sheet and feeding them in separated relation to each other; cutting the elongated surface-type fastener tape, thus forming a multiplicity of surface-type fastener pieces each having an adhesive layer attached thereto on its lower side; and pressing the thus-formed surface-type fastener pieces against the release sheet so that the surface-type fastener pieces are attached to the elongated release sheet longitudinally at intervals.Type: GrantFiled: October 20, 1994Date of Patent: December 23, 1997Assignee: YKK CorporationInventors: David Johnson, James Ashman
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Patent number: 5693164Abstract: An improved method for making a breast enhancer comprises placing a first and second film of thermoplastic material adjacent one another and forming a temporary adhesion seal therebetween. The temporary seal is in the form of a band that defines a parameter of a bag formed between the two films. A sufficient volume of liquid silicone composition to form the breast enhancer is introduced into the bag, and the air-bubble free filled bag is placed between a top mold and a bottom mold. The top and bottom molds are compressively engaged to encase the filled bag within a mold cavity formed between the mold surfaces. At least a portion of the sealed band is disposed within the mold cavity, and at least a portion of the band is compressed between a seal surface of the top mold and a rim of the bottom mold. The temporary seal is opened to allow the liquid silicone composition to migrate between the films and fill the mold cavity.Type: GrantFiled: February 7, 1996Date of Patent: December 2, 1997Assignee: Bragel International, Inc.Inventor: Jasper Chang
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Patent number: 5660663Abstract: Marking tags for marking items are generally supplied in the form of a strip of a large number of consecutive, separable units. Such marking tags commonly have at least one surface for the display of information thereon relating to the particular product, i.e., product name, manufacturer, use or care instructions, price, etc., and are generally used by retail stores for marking of the goods available for sale. Such marking tags can be formed by feeding the components thereof in a continuous stream to the strip as the strip moves along a path of travel.Type: GrantFiled: June 7, 1995Date of Patent: August 26, 1997Assignee: Esselte Meto International GmbHInventors: John Chamberlain, Gordon Klassen
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Patent number: 5624520Abstract: A labelling system (10) dispenses a web (36) of label material having a coating (43) of non-tacky activatable adhesive, subsequently activates the adhesive, cuts the web (36) preferrably using a pair of laser beams (52a, 52b) to produce labels (80) therefrom, and then applies the labels to respective packages (18). In another embodiment (90), a carrier sheet (104) is separated from an adhered web (102) whereupon the web (102) is then cut using a laser beam (52) to form labels (112) and a waste matrix (114). The labels (112) are then rejoined to the carrier sheet (104).Type: GrantFiled: December 15, 1994Date of Patent: April 29, 1997Assignee: Greydon W. Nedblake, Jr.Inventors: Greydon W. Nedblake, John Garber
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Patent number: 5591290Abstract: The adhesive bonding strength of a pressure sensitive adhesive on a laminate is selectively modified by applying a discontinuous layer of a non-adhesive material to the pressure sensitive adhesive. Preferably, the laminate is a preformed, label stock, including a label or substrate having a pressure sensitive adhesive on one surface thereof and a release sheet overlying the adhesive. The label is first delaminated from the release sheet to expose the oppositely facing surface of the label and the release sheet. A discontinuous layer of the non-adhesive material is then printed on either the release sheet or the adhesive. The release sheet is relaminated back onto the label to form a modified laminate with new adhesive properties. When the label is then separated from the release layer, the non-adhesive material adheres to the pressure sensitive adhesive to reduce the exposed surface area of the adhesive.Type: GrantFiled: January 23, 1995Date of Patent: January 7, 1997Assignee: Wallace Computer Services, Inc.Inventors: Peter A. Walter, Wayne E. Richter
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Patent number: 5575879Abstract: An insulator element (10), especially destined for noise insulation in vehicles, comprises an adhesive layer which is covered by a removable protective element (12). To facilitate removal of the protective element by peeling, the outer contour of the protective element (12) projects beyond the outer contour (11) of the insulator element (10). In forming a peeling tongue (13), first a protective element layer is removed from an adhesive layer of the starting material and swung into an upright position or bent back. During the subsequent cutting or punching process to produce the insulator element (10), the area of the protective element layer which was folded back is affected in part only, thus providing the peeling tongue (13). Thereafter the hinged peeling tongue (13) is bent so as to project beyond the outer contour (11) of the insulator element (10) thus offering a big enough gripping area to peel off the protective element (12).Type: GrantFiled: October 12, 1994Date of Patent: November 19, 1996Assignee: Eagle-Picher Industries, GmbHInventors: Matthias Katz, Friedrich Beck
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Patent number: 5538573Abstract: An improved method and apparatus for inserting valves between the front and back panels of inflatable bodies, such as air or helium inflated novelty balloons or air-inflated dunnage bags, is disclosed. The method includes the steps of conveying an upper web and lower web through a conveyor assembly in a contiguous relation and conveying the webs to a spreader bar which projects between the peripheral edges of the webs to form an open zone between the peripheral edges of the webs. A valve insertion mechanism separates the webs at the open zone and inserts the valve between the top and bottom webs at the open zone. As the valve insertion mechanism is withdrawn from between the webs, the webs are brought back into a contiguous relation which frictionally retains the valve between the webs. The webs are then further conveyed, with the valve now frictionally retained in position therebetween, to a downstream die station without any attachment of the valve to either of the webs prior to reaching the die station.Type: GrantFiled: December 2, 1994Date of Patent: July 23, 1996Assignee: CTI Industries CorporationInventor: Brent G. Anderson
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Patent number: 5520760Abstract: Peelable labels or peelable multi-ply cover elements containing separation interfaces are provided with built-in starting tabs by pre-peeling in paths or swaths extending in the machine direction along the separation interfaces and then reassembling the separated surfaces in contiguous relationship and die-cutting the labels or cutting or perfing the cover elements.Type: GrantFiled: April 15, 1993Date of Patent: May 28, 1996Assignee: Avery Dennison CorporationInventor: Melvin S. Freedman
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Patent number: 5503887Abstract: A conductive woven material (2) being conductive, and preferably equally conductive, in all directions is made using woven fabric (4) having conductive weft fibers (10). The material is produced by cutting the woven fabric at a first, acute angle (19) to the side edges (12, 14) to produce trapezoidally-shaped cut fabric pieces (18). The cut fabric pieces are then reoriented so that the former side edges of the fabric are placed to abut one another to create a reconstructed fabric (20) in which the weft fibers are at acute angle (22) to the length of the reconstructed fabric. Two layers of reconstructed fabric (24, 26) are placed one upon the other, with one upside down, so that the conductive weft fibers are at an angle, preferably 90.degree., to one another so to create the conductive woven material. The conductive woven material can be used to form, for example, conductive laminates or conductive honeycomb material.Type: GrantFiled: January 4, 1995Date of Patent: April 2, 1996Assignee: Northrop Grumman CorporationInventors: Rodolfo E. Diaz, Jeffrey W. Peebles, Michael C. Miller, Robert A. Petrisko
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Patent number: 5466321Abstract: The method of superposing a strip member pertaining to the present invention including the steps of conveying first and second strip members arranged in two rows and side by side in the widthwise direction thereof in parallel to each other, from an upstream side toward a downstream side in the longitudinal direction thereof, looping either the first or the second strip member in a manner to describe a spiral whose axis extends in a direction intersecting the longitudinal direction of the strip member to be looped and thereby delivering the looped strip member to the row of the other strip member, and superposing the first and second strip members thus rearranged into a single row so as to be integrated.Type: GrantFiled: December 17, 1993Date of Patent: November 14, 1995Assignee: Sanki Machinery Co., Ltd.Inventor: Hiroshi Miyaji
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Patent number: 5451285Abstract: A panel switch for use in electronic apparatus and a method for making same, the panel switch employing a diaphragm whereby the operator turns on the switch with a feeling of security. To locate a diaphragm, a sheet having an adhesive layer on one side is used instead of a conventional spacer, and the diaphragm is secured to an insulated substrate with the sheet. The non-use of the spacer saves cost and labor, thereby producing panel switches more economically.Type: GrantFiled: October 7, 1993Date of Patent: September 19, 1995Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kouichi Santo, Nobuo Ogasawara
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Patent number: 5439542Abstract: A composite article useful as a material of construction made of a plurality of substantially aligned, individual pieces of corrugated cardboard cut from scrap corrugated boxes or sheets. The corrugated pieces lie in a shingle-like configuration, a bridge-like configuration, or a combination thereof and form multiple, generally planar layers of individual corrugated cardboard pieces having a length only a fraction of the full length of the article. The material of construction is particularly useful in making shipping pallets to replace wood pallets currently in use.Type: GrantFiled: July 26, 1994Date of Patent: August 8, 1995Inventor: Henry L. Liebel
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Patent number: 5399214Abstract: A rack for supporting and accurately positioning rolls of web material (16-24) comprises a base member (10) having an upper surface (12) on which a plurality of support members (14, 26-32) are mounted by a plurality of individually removable brackets (34-40), the support members engaging axially extending ends (24) of the cores (18) of the rolls. A fixture (48-72, 88, 90) and method for assembling such a rack are described.Type: GrantFiled: August 31, 1993Date of Patent: March 21, 1995Assignee: Eastman Kodak CompanyInventors: David E. Wenschhof, Fred M. Fuss, Judith B. Scott
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Patent number: 5389170Abstract: Curable adhesive compositions comprise combinations of organosiloxane MQ resins and liquid polyorganosiloxanes of specified viscosity and functionality. The compositions are substantially free of unreactive materials and are applied in the molten state. Depending upon the concentration of reactive groups on the resin and polyorganosiloxane, the compositions may also include a silane containing an average of more than two hydrolyzable groups per molecule. Preferred compositions develop excellent adhesion to a variety of organic and metallic substrates during curing under ambient conditions.Type: GrantFiled: June 11, 1993Date of Patent: February 14, 1995Assignee: Dow Corning CorporationInventors: William P. Brady, Martin E. Cifuentes, William J. Schoenherr, David L. Stickles, Michael R. Strong, Bernard Vanwert, Gary A. Vincent, Randall G. Schmidt
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Patent number: 5368942Abstract: A method of adhering two substrates comprising covalently modifying a smooth surface of at least one of the substrates is disclosed. A smooth surface of a first substrate is covalently modified to present groups, which are one member of an acid-base pair (MABP groups). The covalently modified surface is contacted with a smooth surface of a second substrate. The smooth surface of the second substrate presents groups are the acid-base complement of the MABP groups (MABP complements). The interaction of the MABP groups with the MABP complements results in the formation of an adhesive bond between the smooth surface of the second substrate and the covalently modified surface of the first substrate. The MABP complements may inherently be present on the surface of the second substrate or the surface of the second substrate may be modified to present the MABP complements.Type: GrantFiled: January 15, 1993Date of Patent: November 29, 1994Assignee: The United States of America as represented by the Secreatary of CommerceInventors: Douglas T. Smith, Alexis Grabbe, Roger G. Horn
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Patent number: 5342651Abstract: A method for manufacturing a modified wood prepares a natural wood material containing more than a predetermined amount of a solvent for dissolving two different compounds which chemically react with each other to form an insoluble compound, provides a layer of each of the different compounds inside each of two opposing surfaces of the wood material, causes the different compounds to chemically react with each other within the wood material and fixes the formed insoluble compound in the wood material, whereby the fixation amount of the insoluble compound in the wood can be effectively increased.Type: GrantFiled: September 28, 1993Date of Patent: August 30, 1994Assignee: Matsushita Electric Works, Ltd.Inventors: Hiroaki Usui, Shozo Hirao, Satoru Konishi, Hiroyuki Ishikawa, Kenji Oonisi, Arihiro Adachi
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Patent number: 5320699Abstract: An apparatus for selectively attaching strips of an encodable material bearing a heat activatable adhesive to a document or for removing the strips therefrom generally comprises a strip attachment assembly and a strip removal assembly. The attachment assembly includes a set of document feed rollers and strip feed rollers which deliver the documents and the strips to an alignment subassembly where the document and the strip are properly aligned. A cutter cuts the strip to match the length of the document and the aligned document and strip pass by a heater which heats the heat activatable adhesive. The strip secured to the document by the heat activatable adhesive is sealed thereto by a pair of sealing rollers. The strip removal assembly comprises a passageway having a heater extending along one side and an obstruction extending across a portion of the passageway.Type: GrantFiled: July 23, 1992Date of Patent: June 14, 1994Assignee: BancTec, Inc.Inventors: Jack G. Clark, Jr., Joseph W. Schouster
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Patent number: 5273615Abstract: An apparatus (60) which handles fragile semiconductor wafers (21) adhesively mounted to a submount (22) using a high temperature wax is provided. The apparatus (60) includes a vacuum chuck (24) for holding a first surface of the wafer (21) and a solvent chamber (11, 11') for applying solvent to the back surface of the submount (22). The apparatus (60) includes an enclosure (29) for providing an inert gas environment around the solvent chamber (11, 11'), the wafer (21), and the vacuum chuck (24). The apparatus (60) further includes a means for remounting (30) the wafer (21) to a submount (22) using a low temperature wax after the high temperature wax is dissolved. The wafer (21) is then released from the vacuum chuck (24) and the first surface of the wafer (21) is mounted to an adhesive tape (34). Following the mounting, the low temperature wax is dissolved or melted to demount the wafer (21 ) from the submount (22), leaving the wafer (21) securely mounted on the adhesive tape (34) for sawing.Type: GrantFiled: April 6, 1992Date of Patent: December 28, 1993Assignee: Motorola, Inc.Inventors: Paul D. Asetta, Lawrence R. Gardner, Michael P. Norman
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Patent number: 5250128Abstract: A method and apparatus for improving kinematic characteristics and for obtaining greater variability with respect to the use possibilities when handling core parts for providing a read-to-cast core stack, wherein, following a removal from a core shooting machine, the core parts are assembled at a stacker to form a core stack, introduced into a dipping bath and subsequently supplied in a correct position to a casting machine. The stacker, successively stacks in each case an upper core or an already assembled core part stack, with the upper core part or the already assembled core part stack being exclusively linearly raised and, in each case, a lower core part is held in a floating manner by an air cushion, whereas the raised core part or core part stack is lowered onto the lower core part for assembly.Type: GrantFiled: October 3, 1991Date of Patent: October 5, 1993Assignee: Adolf Hottinger Maschinenbau GmbHInventors: Werner Landua, Reiner Rommel, Jurgen Muller, Wolfgang Schimpf
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Patent number: 5226994Abstract: A method of making thermally imprintable baggage tag stock is disclosed. The steps comprise providing a first continuous web of a dense bond paper having inner and outer surfaces, providing a second continuous web of paper having inner and outer surfaces and having a release coating on its inner surface, providing continuous fibers between the inner surfaces of said first and second webs, continuously depositing an adhesive on the release coating for enveloping the fibers, and continuously joining the webs and fibers to permanently bond the fibers to the inner surface of the first web. Thereafter the webs are continuously separated at the release coating of the second web and a pressure-sensitive adhesive is deposited between the webs, and the webs are continuously rejoined to adhere the pressure-sensitive adhesive to the surface of the first web to which the fibers are bonded.Type: GrantFiled: March 5, 1992Date of Patent: July 13, 1993Assignee: Rand McNally & CompanyInventor: Thomas J. Breen
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Patent number: 5221393Abstract: A winding tape for winding up printed products with a fastener having two fastening parts is described, one part of the fastener being the tape-like material and being made from a first polymer of a material pair and the other part of the fastener is an end piece on the tape-like material and at least partly is made from a second polymer of the material pair, the first polymer being chosen from among polyesters, polyamides, polyimides, polyterephthalates and polycarbonates and the second polymer is a hot-melt adhesive based on polyamide-6, polyamide copolymers, polyolefins or polyvinyl alcohol and has at one end a tape-like support material onto which is drawn a hot-melt adhesive film of the second polymer, which is heated for joining together the tape and the tape end and is pressed onto the winding tape.Type: GrantFiled: August 14, 1991Date of Patent: June 22, 1993Assignee: Feramatic AGInventor: Urs Heutschi