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| Number | Title | Issue Date |
| 7056271 | Folded-three-dimensional object, particularly a filter element A three-dimensional object folded from a flat work piece, particularly a filter element folded from a nonwoven fabric, characterized in that the three-dimensional object (20) is made up of several rows (5, 6, 7) of hollow pyramid elements (30) t... | 06/06/2006 |
| 6815022 | Laminated structures constructed from adhesively joined sheet material layers One or more sheet material layers in a multi-layer laminated structure is reinforced by adhesive bridges that extend through openings in the layer and tie together the layers on either side of the reinforced layer. A plurality of openings are provided in the layer o... | 11/09/2004 |
| 6455125 | Method of manufacturing a paper core material having a design of continuously geometric pattern and the paper core material manufactured by the method A method for manufacturing a paper core material is described. The paper core material has uses such as in the building industry and has the advantage that no toxic home syndrome is caused in a newly built house or office. The paper core material has a co... | 09/24/2002 |
| 6371242 | Noise attenuation panel In the manufacture of a noise attenuation panel for an aeroengine nacelle an adhesive film is applied to a front face of a cellular component of the panel. The adhesive film is caused to reticulate to the ends of the walls of the cells at the front face o... | 04/16/2002 |
| 6284331 | Honeycomb control methods for expansion and compression Honeycomb forms can be held in an expanded or compressed state by the use of a lengthwise device such as a cord or similar lengthwise material threaded through holes in the honeycomb plies. This cord has a frictional surface to hold the honeycomb from uni... | 09/04/2001 |
| 6254523 | Method of imparting directional permanency of folding to sheet, and apparatus therefor A method of imparting directional permanency of folding to a sheet, and an apparatus therefor, which is suitable for manufacturing frame bodies, cushioning members and other block products for packaging, from a sheet of paper and other recyclable material... | 07/03/2001 |
| 6244378 | Dual sonic character acoustic panel and systems for use thereof An acoustically significant composite panel having a general sound-absorbing face (or a general sound-diffusing face) and a tuned sound-absorbing face. Such a panel includes a sandwich or composite of a first layer of molding media, a honeycomb of cells a... | 06/12/2001 |
| 6231493 | Method and apparatus for making a pleat in a sheet-like material A method of making a pleat in a sheet-like material comprising the steps of feeding a flexible and thin sheet-like material having a flat surface in a direction of an extended line of an imaginary straight line which is perpendicular to its one end and al... | 05/15/2001 |
| 6116568 | Apparatus for forming voids under concrete floors A reinforced box-like structure for forming a void area in a concrete formation. The structure includes a bottom panel having a plurality of spaced apart, parallel base partitions and a top panel having a plurality of spaced apart, parallel top partitions... | 09/12/2000 |
| 6095219 | Method for splitting up a honeycomb panel, thus obtained separator and separator for abrasive plates A method for splitting up a honeycomb panel, preferably for use as a separator for sheets and, particularly, breakable sheets such as glass sheets, starts with a sheet of honeycomb material with a cover layer on both sides. During the splitting up, each c... | 08/01/2000 |
| 6090032 | Apparatus for folding paper An apparatus for sequentially forming folds in a sheet of paper which is continuously moving substantially in a single plane. A first fold is formed in the center of the continuously-moving sheet of paper and subsequent pairs of folds are sequentially for... | 07/18/2000 |
| 6007469 | Method for forming a honeycomb corner protector with self-locking panels A method for forming a honeycomb protector for protecting the corners, edges or other surfaces of articles during shipping of such articles comprising self-locking honeycomb panels. In one embodiment, the protector includes first and second unitary panels... | 12/28/1999 |
| 5947885 | Method and apparatus for folding sheet materials with tessellated patterns A variety of sheet materials can be tessellation folded with an infinite variety of patterns in a one-step folding process by placing the sheet material against a pallet having flat rigid segments and flexible hinges, exerting forces against the pallet in... | 09/07/1999 |
| 5904798 | Method of parent welding partition matrix A nondisassembling partition assembly comprising a partition matrix made up of intersecting first and second slotted plastic partitions, each of the partitions having at least one slot. The slots of the partitions are engaged with each other at a pluralit... | 05/18/1999 |
| 5840400 | Perforated core honeycomb panel system Perforated core honeycomb panel and pump system including a panel comprised of a core of perforated, thermoplastic elastomeric honeycomb bonded to and disposed between upper and lower sheets of thermoplastic elastomeric facing material. The core is made f... | 11/24/1998 |
| 5804030 | Apparatus for making prestressed honeycomb An apparatus for forming a resilient prestressed honeycomb structure from a honeycomb structure having opposed hollow-ell faces defining opposed planar surfaces. The apparatus comprises a conveyor for conveying the honeycomb structure and a compression ap... | 09/08/1998 |
| 5789059 | Honeycomb core A honeycomb core or honeycomb structure 1 is made up of an arrangement of hollow cylindrical cells individually separated by cell walls made of base sheets 4. Each base sheet is a complex mixture of para-aramid fibers 2 and meta-aramid pulp material. The ... | 08/04/1998 |
| 5782735 | Method and apparatus for producing individual rolls of packing material An expanded paper cylinder formed from a spiral is disclosed as a void fill. A delivery system is provided for manual and automatic delivery of the expanded paper from a continuous, unextended wound roll of an extendible sheet material. The cushioning mat... | 07/21/1998 |
| 5773121 | Syntactic foam core incorporating honeycomb structure for composites A syntactic structural foam product in flat sheet form or curved three-dimensional form adaptable to such uses as a light weight structural core for composite laminates, is made of a mixture of hollow ceramic microspheres and dry resin powder, of either t... | 06/30/1998 |
| 5756182 | Method and apparatus for masking the acoustic signature of vessels An acoustic tile for masking the acoustic signature of a surface or submarine vessel and including an inner skin for securing the tile to the hull of the vessel, an outer water-impervious skin, and a core sandwiched between the inner and outer skins, the ... | 05/26/1998 |
| 5683781 | Articles employing folded honeycomb panels A method is disclosed of folding a honeycomb panel, the panel preferably comprising a honeycomb core having opposing face sheets. A slit is preferably cut through one face sheet and the underlying honeycomb core and a wedge is driven into the honeycomb pa... | 11/04/1997 |
| 5575385 | Package for cigarettes and the like, method for the production of this package and apparatus for carrying out this method A package for cigarettes and the like comprises a honey-comb structure which defines a plurality of elongated parallel cells each for receiving a respective cigarette. The structure includes two opposite walls which close said cells at their ends, one of ... | 11/19/1996 |
| 5573818 | Collapsible void filler A void filler device for use in staggering or spacing apart items, such as paper rolls, during shipment includes a plurality of L-shaped members made of laminated paperboard, corrugated cardboard, plastic or other like suitable material. Each of the membe... | 11/12/1996 |
| 5545458 | Foamed phenolic composite molding A foamed phenolic molding composed of a core made of a kraft paper honey comb structure consisting of plate and corrugate members impregnated with a phenolic resin; and expandable phenolic composites laminated to said core, wherein the expandable phenolic... | 08/13/1996 |
| 5543198 | Noise attenuation panel A noise attenuation panel having a backing sheet, a facing sheet and a cellular core having a multiplicity of open-ended juxtaposed cells. The backing sheet extends across the ends of the cells at the rear of the core and the facing sheet extends across t... | 08/06/1996 |
| 5540972 | Prestressed honeycomb, method and apparatus therefor A resilient prestressed honeycomb structure is disclosed in which at least one of its defined planar surfaces is cushioned along its lateral length by substantially continuously deforming it under compression to a preselected depth. Also disclosed is a on... | 07/30/1996 |
| 5514444 | Fiber reinforced polyimide honeycomb for high temperature applications The present invention provides plastic-based fiber-reinforced honeycomb, and a process for its preparation. The fiber-reinforced honeycomb has high temperature durability yet can be fabricated and handled by simple techniques. Honeycomb structures in acco... | 05/07/1996 |
| 5506028 | Conical honeycomb body A honeycomb body includes an axis, a jacket tube being conical relative to the axis, and a configuration being fitted in the jacket tube. The configuration includes at least one stack being wound about the axis in an involute. The stack has a plurality of... | 04/09/1996 |
| 5492267 | Method and apparatus for laminated honeycomb package A package for preserving perishable food products such as produced shipped in large quantities on a pallet wherein the invention includes panels formed of honeycomb material covered by aluminum foil panels to provide a stronger and better insulated packag... | 02/20/1996 |
| 5389059 | Honeycomb structural material A honeycomb structural material formed from flat sheet material 60 by establishing a plurality of channels along parallel channel fold lines 68 and reverse channel fold lines 74 and reverse channel cuts 70. A spaced array of holes 66 are cut in the top su... | 02/14/1995 |
| 5277956 | Enhanced reinforced honeycomb structure An enhanced reinforced honeycomb structure is provided when at least one thread is stitched in a given pattern along each linear group of cells in the honeycomb structure. This reinforcement reduces the weight of the attached panels since additional struc... | 01/11/1994 |
| 5230941 | Insulative material with reflective space The invention relates to an insulative structure with both outwardly and inwardly facing aluminum foil layers supported by kraft paper layers which are, in turn, supported by a kraft paper honeycomb structure with walls perpendicular to the aluminum and k... | 07/27/1993 |
| 5139843 | Elongated lightweight fiber reinforced composite resin pultrusion-formed piece An elongated lightweight fiber reinforced composite resin pultrusion-formed piece with a rectangular structural shape has an elongated light honeycomb structure body with a rectangular sectional shape and at least one fiber reinforced resin layer formed t... | 08/18/1992 |
| 5137768 | High shear modulus aramid honeycomb A light weight honeycomb structure is disclosed made from aramid fibers and exhibiting extremely high shear modulus.... | 08/11/1992 |
| 5135461 | Method and apparatus for creasing a web to form a multi-cellular collapsible shade A machine (300) and the process for manufacture of a unique completely pleated product (110) which is made from a continuous, flexible web (311) for the covering of windows and the like. The machinery consists of a production line (300) with at least a sc... | 08/04/1992 |
| 5062340 | Cutting and positioning apparatus Apparatus for cutting a continuous web into precise length sheets and precisely stacking the sheets, relative to each other, includes first and second moving endless belt tables for advancing the web, a sheet orientation table and a stacking table. A vacu... | 11/05/1991 |
| 5022943 | Method of making thermoformably shaped fibreboard sandwich structures A shaped panel and method of manufacture thereof comprises an open-cell core having multiple cells with cell walls extending perpendicularly to the opposite sides of the core. Linerboard covers one or both sides of the core with thermoplastic resin being ... | 06/11/1991 |
| 5000372 | Method and apparatus for foil laminated honeycomb package A package for preserving perishable food products such as produce shipped in large quantities on a pallet wherein the invention includes panels formed of honeycomb material covered by aluminum foil panels to provide a stronger and better insulated package... | 03/19/1991 |
| 4986871 | Apparatus for making honeycomb-like paneling A honeycomb panel manufacturing system and method comprises expansion tables, a curing chamber, adhesive application table, and a pressing station for bonding face sheets to honeycomb panels. The method of manufacture comprises expanding honeycomb materia... | 01/22/1991 |
| 4950218 | Multiple pot for raising and transplanting seedlings and method of fabricating the same The invention relates to a multiple pot comprising individual pots interconnected by connector portions so as to be capable of being pulled out. The multiple pot is used to raise and transplant seedlings of plants. The invention also relates to a method o... | 08/21/1990 |
