Wood Grain Patents (Class 428/106)
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Patent number: 7765768Abstract: The present invention relates to a wood composite panel having a major planar portion, at least one panel portion, and an inwardly extending contoured portion surrounding the panel portion and interconnecting the major planar portion and the panel portion. The contoured portion defines an inter-relationship between a vector angle and a deep draw depth that achieve a satisfactory stretch factor. The present invention also relates to a door having the disclosed wood composite door facings, and methods of forming the facing and door.Type: GrantFiled: January 14, 2005Date of Patent: August 3, 2010Assignee: Masonite CorporationInventors: Bei Hong Liang, Jason M. Walsh, Steven K. Lynch, Mark A. Ruggie, Richard D. Trubey, Henry M. Coghlan
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Publication number: 20100178451Abstract: Manufactured bamboo products and methods of making thereof are disclosed herein. The method may include providing a plurality of elongated bamboo strips, separating each elongated bamboo strip along its length into a plurality of bamboo lengthwise segments that remain attached, applying glue to each separated bamboo strip, loading the separated bamboo strips into a mold, and applying pressure to the separated bamboo strips in the mold to produce a manufactured bamboo product.Type: ApplicationFiled: January 14, 2010Publication date: July 15, 2010Applicant: Style LimitedInventor: Jian Hua Li
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Publication number: 20100159187Abstract: A system (10) for laminating a plurality of veneer layers (14, 18) is disclosed. The system (10) comprises a base veneer layer roll (12) carrying a base veneer layer (14) and at least one additional roll (16) carrying at least one additional veneer layer (18) that is to be laminated to the base veneer layer (14). Guiding means (24, 28) is provided for guiding the two layers (14, 18) towards each other, with a pair of adjacent laminating rollers (30, 32) being arranged to receive the base veneer layer (14) and the additional veneer layer (18) therebetween, so as to continuously laminate the two layers (14, 18) as they move through the laminating rollers (30, 32). Preferably, the additional veneer layer (18) is impregnated with heat-activatable glue, with the system (10) further including a bank of heating elements (40) arranged to activate the glue on the additional veneer layer (18).Type: ApplicationFiled: March 29, 2005Publication date: June 24, 2010Inventors: Lindsey Brenda Seymour, Adam Seymour, Pieter Meriring Viljoen, Wessel Gerber
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Publication number: 20100159188Abstract: A carrier plate (1) for a punching tool includes two external layers (3,4), between which a middle layer (2) is arranged, wherein the middle layer (2) is formed by a core made of compacted fibers and the external layers (3, 4) are formed by wood veneer.Type: ApplicationFiled: December 18, 2009Publication date: June 24, 2010Applicant: KARL MARBACH GMBH & CO. KGInventor: Peter MARBACH
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Patent number: 7730686Abstract: A reverse molded fiberboard panel; a wainscot kit comprising a plurality of differently sized reverse molded panels, and a planar finishing or spacer panel, adapted to completely cover any size wall between a wall base board and a wall chair rail; and a method of reverse molding a loose cellulosic mat, in a single pressing step, to provide one or more relatively high density, raised panels without requiring preliminary pressing, or other pre-shaping step, such as scalping. The reverse-molded panels are molded in a conventional, multi-opening fiberboard press, in a single pressing step process, while achieving excellent transfer of mold detail (embossing fidelity) without visually noticeable fiber fracture.Type: GrantFiled: May 5, 2003Date of Patent: June 8, 2010Assignee: Masonite CorporationInventors: Steven K. Lynch, Dale E. Schafernak, Karine Luetgert, Bei-Hong Liang, Lee Braddock
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Patent number: 7718876Abstract: In a drum shell, the combination comprising the shell having multiple wooden curved plys, each ply having a grain extending in a characteristic direction, the grain direction of at least one ply extending crosswise relation to the grain direction of the next adjacent ply.Type: GrantFiled: April 9, 2007Date of Patent: May 18, 2010Assignee: Drum Workshop, Inc.Inventor: John Good
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Publication number: 20100068452Abstract: Provided in this invention is an impact absorber composition comprising a copolymer containing an aromatic vinyl compound, wherein the peak of tan ? of the copolymer obtained from the measurement of the dynamic viscoelasticity is in the range of more than 0° C. to 20° C. or less, the value of tan ? is 0.4 or more in the whole temperature range of 5° C. to 15° C., and the value of tan ? at 15° C. is 0.5 or more.Type: ApplicationFiled: February 19, 2008Publication date: March 18, 2010Applicant: ASAHI KASEI CHEMICALS CORPORATIONInventors: Yasuhiro Kusanose, Yoshifumi Araki
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Patent number: 7662457Abstract: Disclosed is a wood composite material comprising: wood strands disposed in surface layers and one or more core layers, whereby an intermediate density divides the wood strands so that the two surface layers of strands are more dense than the intermediate density, and the one or more core layers of the strands are less dense than the intermediate density, and wherein the core layer contains at least about 70 wt % of the strands that are less dense than the intermediate density; and the surface layers contain at least about 70 wt % of the strands that are more dense than the intermediate density.Type: GrantFiled: June 26, 2006Date of Patent: February 16, 2010Assignee: Huber Engineered Woods LLCInventors: Eric N. Lawson, Nian Ou, Brian M. Peek
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Publication number: 20100035015Abstract: A wood composite including a reinforced laminate for overcoming interlaminate shear failure includes the use of an adhesive to form a strong mechanical bond between the adhesive and the wood and a strong chemical bond between the adhesive and the reinforced laminate. The reinforcement is a fiber reinforced polymer (FRP) composite comprising a thermoset polyurethane resin matrix. An emulsion polymer isocyanate (EPI) adhesive is used to bond the FRP composite to wood.Type: ApplicationFiled: August 10, 2009Publication date: February 11, 2010Inventors: David E. Green, Robert Bertram
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Publication number: 20100015389Abstract: The present invention relates to a composite container floorboard having a structural strand-based board as the core material and its fabrication method thereof.Type: ApplicationFiled: July 17, 2008Publication date: January 21, 2010Applicant: ALBERTA RESEARCH COUNCIL INC.Inventors: Qisheng Zhang, Robert Wellwood, Bin Xu, Liheng Chen
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Publication number: 20100015390Abstract: A wood composite board comprising balsam fir strands is disclosed.Type: ApplicationFiled: July 13, 2009Publication date: January 21, 2010Applicant: HUBER ENGINEERED WOODS LLCInventors: Jianhua PU, Eric N. LAWSON
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Publication number: 20090297760Abstract: The present invention relates to a weatherable building product comprising a wood component. The wood component has at least a portion which is coated with a coating composition comprising a blend of saturated polymers, synthetic resins, plasticizers, and/or filler materials. The wood component comprises solid wood or fiber-based materials.Type: ApplicationFiled: May 27, 2009Publication date: December 3, 2009Applicant: Q'SO IncorporatedInventor: Fredrick Arnoldt
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Publication number: 20090263617Abstract: A multi-layered composite wood panel including a core layer, a first surface layer and a second surface layer. The core layer is formed from wood flakes and has a top surface and a bottom surface. The first surface layer is adhered to the top surface of the core layer and includes strands of woven bamboo. The second surface layer is adhered to the bottom surface of the core layer and includes strands of woven bamboo. The core layer, first surface layer and second surface layer are bound together to form a substantially rectangular plane having a thickness of between about 0.25 inches and about 2.0 inches.Type: ApplicationFiled: March 16, 2009Publication date: October 22, 2009Applicant: HUBER ENGINEERED WOODS LLCInventors: Nian-hua Ou, Brian Christopher Gerello
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Patent number: 7585681Abstract: A method and apparatus for determining binder distribution on a sample in which a selected sample is contacted with a transfer medium in a manner such that at least 15% of any fluorescing binder present on the surface of the sample will be transferred to the transfer medium, a digital image of the transfer medium is generated and analyzed for binder distribution.Type: GrantFiled: October 2, 2003Date of Patent: September 8, 2009Assignee: Bayer MaterialScience LLCInventors: Robert N. Hunt, Theodore S. Frick
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Publication number: 20090220730Abstract: A material plate suitable for use as a floor covering comprises a middle substrate layer having two sides and a first and second decor layer on each side of the substrate. The decor layers may be advantageously different in aesthetic appearance. A transparent overlay layer is provided over the one and preferably both decor layers. Either the decor layers or the overlay layers, or both, comprise abrasion-resistant particles to extend wear.Type: ApplicationFiled: June 11, 2008Publication date: September 3, 2009Inventor: David Elwyn Price
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Publication number: 20090214814Abstract: The present invention provides a method for preparing a slip-resistant surface on an engineered wood product. The method includes the steps of (i) providing an engineered wood product (panel), (ii) applying a slip-resistant surface coating system, which includes a liquid radiation-curable coating composition and a texturing agent, to at least a portion of at least one surface of the wood product (panel); and (iii) curing the composition. In a preferred embodiment the coating composition is substantially free of solvent and radiation-curable. The coating composition may be applied in one or more layers, and the coating composition is in the form of a UV-curable coating composition.Type: ApplicationFiled: January 22, 2009Publication date: August 27, 2009Inventors: Mark D. Rintoul, JR., Herbert D. Temple
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Patent number: 7579063Abstract: A bendable multi-ply plywood panel includes at least two rotary cut veneer layers oriented with their grain structures substantially transverse to the bending direction of the panel, and which are secured respectively on each side of a flexible Nylon or cotton mesh layer by an adhesive. The rotary-cut veneer construct is in turn adhered to a rear side of the facing veneer construct which has a select hardwood or softwood veneer face ply. The facing veneer construct is formed so that the grain structure of the face ply is arranged with its grain orientation aligned in a longitudinal orientation parallel to both the longitudinal length of the panel and its bending direction.Type: GrantFiled: December 20, 2006Date of Patent: August 25, 2009Inventor: Peer Falko Idestrup
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Publication number: 20090181210Abstract: A hybrid skateboard deck combines at least one layer of bamboo with one or more layers of any suitable wood to form a multi-ply deck. A hybrid skateboard deck combines at least one layer of bamboo sandwiched between at least two layers of conventional hardwood such as maple. The addition of a bamboo layer in the core of the laminated deck provides superior strength relative to conventional plywood decks. The bamboo core laminate also provides superior feedback to a rider as well as uniform stiffness.Type: ApplicationFiled: March 24, 2009Publication date: July 16, 2009Inventor: Scott Burwell
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Publication number: 20090181209Abstract: The invention includes reinforced composite container flooring with resin-impregnated veneers, a core layer which may be formed from a structural stone-based panel or a multi-layer wood veneer panel, and its manufacturing processes.Type: ApplicationFiled: January 14, 2009Publication date: July 16, 2009Applicant: ALBERTA RESEARCH COUNCIL INC.Inventors: Qisheng ZHENG, Robert WELLWOOD, Xu BIN, Liheng CHENG, Shenxue JIANG
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Publication number: 20090053452Abstract: Omnidirectional strength plywood includes at least one ply disposed so that its grain runs diagonal to the length and width of the plywood sheet, and as such its grain diagonally intersects the grain of at least one other ply of the sheet. In some instances, two diagonal plies are disposed so that their grains intersect at approximate right angles and both run diagonal to the length and the width of the sheet. Further disclosed is a method for the manufacture of the diagonal grain plies.Type: ApplicationFiled: June 20, 2008Publication date: February 26, 2009Inventor: Nobuo Takahashi
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Patent number: 7449229Abstract: Systems and methods for making a material composition are disclosed. The method includes mixing a thermoset polymer, a petroleum distillate, a release agent, and a catalyst to form an admixture. A cellulosic material is mixed with the admixture to form a generally homogenous furnish. The system includes a mixing chamber, a feeding chamber, and a die. The die includes a pressing chamber, which has a volume formed by first and second platens. The platens are in facing opposition to one another and have a length extending continuously from an entrance to an exit of the die. The platens have a plurality of orifices and heating elements disposed along the length. The platens are disposed in first and second positions. The first position forms a first volume and the second position forms a second volume.Type: GrantFiled: November 1, 2002Date of Patent: November 11, 2008Assignee: Jeld-Wen, inc.Inventors: Sean Robert Broker, Jonathan Philip Alexander, David J. Bleha, Randy Jon Clark, Walter B. Davis
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Publication number: 20080213532Abstract: A process for the manufacture of veneer and a decorative surface veneer that comprises gluing board-like, plane pieces of wood together with an adhesive to form a beam-like block of wood. The humidity content of the beam-like block of wood is increased. Veneer is cut from the beam-like block of wood and dried until the humidity content is below a fiber saturation point. Because of the rules governing abstracts, this abstract should not be used to construe the claims.Type: ApplicationFiled: March 21, 2008Publication date: September 4, 2008Inventors: Michael Engel, Wolfgang Lacroix, Peter Spitaler, Patrick Guitton, Hans-Joachim Danzer
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Publication number: 20080176025Abstract: A composite wood and bamboo stick includes a core rod and a plurality of surface covers being pressed against and accordingly, tightly attached to outer sides of the core rod using a press, so as to form a complete stick. The core rod may be selected from the group consisting of a general wood material, a plywood material, and a composite wood material; and the surface covers may be selected from the group consisting of a general bamboo material, a bamboo plywood material, and a composite bamboo material. The composite wood and bamboo stick enables reduced consumption of wood, and the use of the bamboo surface covers gives the composite stick enhanced wear-resisting property.Type: ApplicationFiled: January 22, 2007Publication date: July 24, 2008Inventor: Edward Xu
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Publication number: 20080152862Abstract: A bendable multi-ply plywood panel includes at least two rotary cut veneer layers oriented with their grain structures substantially transverse to the bending direction of the panel, and which are secured respectively on each side of a flexible Nylon or cotton mesh layer by an adhesive. The rotary-cut veneer construct is in turn adhered to a rear side of the facing veneer construct which has a select hardwood or softwood veneer face ply. The facing veneer construct is formed so that the grain structure of the face ply is arranged with its grain orientation aligned in a longitudinal orientation parallel to both the longitudinal length of the panel and its bending direction.Type: ApplicationFiled: December 20, 2006Publication date: June 26, 2008Inventor: Peer Falko Idestrup
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Publication number: 20080152861Abstract: Disclosed is a process for making an engineered wood product comprising the following steps: (a) cutting a quantity of strands from wood lumber by use of a 3D stranding process, the strands having a length of about 6 inches to about 12 inches; and (b) forming the quantity of strands into an engineered wood product.Type: ApplicationFiled: December 21, 2006Publication date: June 26, 2008Applicant: HUBER ENGINEERED WOODS LLCInventor: Joel Barker
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Patent number: 7384675Abstract: A veneer laminated material formed by improving a laminated material formed in a plate or column shape by stacking a plurality of sheet-like veneers overlappingly with each other and adhering them to each other, and a method of manufacturing the veneer laminated material. The method comprises the steps of forming the veneers into parquet-like veneers formed by longitudinally arranging the plurality of divided small veneer pieces in a parquetry pattern continuously with each other, intersecting the fiber directions of the parquet-like veneers aslant with the longitudinal side ends of the parquet-like veneers, and laminating and forming the veneer laminated material by arranging the fiber directions of the parquet-like veneers adjacent to each other in a laminated layer cross section so as to be reversed to each other and intersected with each other.Type: GrantFiled: December 11, 2003Date of Patent: June 10, 2008Assignee: Shimane PrefectureInventor: Hiroshi Ohata
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Publication number: 20080107862Abstract: A ceiling fan blade sequentially comprises a patterned layer and a shining layer on a surface thereof. The blade is only attached with two layers, reducing the working procedures. The shining layer uses the thermosetting powder coating to be thermally fixed on the blade by heating without using the solvent which will pollute the environment, so the ceiling blade is more environment-friendly.Type: ApplicationFiled: November 1, 2007Publication date: May 8, 2008Inventor: Hsien-Chin LIAO
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Patent number: 7361616Abstract: A bamboo Indoor/Outdoor Area Rug that is manufactured from 100% Anji Mountain bamboo from China. The bamboo is all treated with various protective coatings to add resistance to natural factors including water, sun and dirt. All bamboo rugs manufactured for outdoor/indoor use are made from the harder portions of the bamboo trunk. (Some bamboo used for indoor purposes only are manufactured from the softer fibers of the inside of the bamboo trunk). This portion of the bamboo trunk is not utilized for this invention. The bamboo utilized in the present invention is taken from the harder part of the bamboo trunk to assure maximum endurance and longevity. The lower trunk portion of the bamboo plant is harder and less porous.Type: GrantFiled: October 10, 2005Date of Patent: April 22, 2008Assignee: Anji Mountain Bamboo Rug Co.Inventor: Darryl S. Gold
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Patent number: 7338701Abstract: A seven-layered laminated composite lumber 1 is constructed by stacking veneers 2, whose oven-dry specific gravity is 0.6 or larger, alternately with veneers 3, whose oven-dry specific gravity is 0.4 or less, and by bonding them together. The invention can thus provide a laminated composite lumber that is light in weight, is substantially resistant to warping and distortion, and yet retains the desired bending strength and nail holding power, and a method of producing such a laminated composite lumber.Type: GrantFiled: October 24, 2002Date of Patent: March 4, 2008Assignee: Uniwood CorporationInventors: Kuniharu Yokoo, Minoru Masuda, Koji Murata
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Patent number: 7329455Abstract: A three-ply product includes a particleboard core assembled with a patterned vulcanized fibre sheet or layer on each surface. One of the vulcanized fibre sheets may have a preprinted decorative pattern provided thereon. The other vulcanized fibre sheet may also be decorative, or merely a plain sheet of vulcanized fibre. The product is useful for woodworking applications, and may be processed (i.e., stained, sanded, lacquered, etc.) like a natural wood product. Unlike prior vulcanized fibre processes, the process of making the vulcanized fibre sheets preprints a pattern, in a preprinting process, on the top sheets of cellulose paper plies.Type: GrantFiled: November 2, 2004Date of Patent: February 12, 2008Assignee: NVF CompanyInventor: Watson F. Brown
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Patent number: 7322389Abstract: A method of processing wood into a predetermined shape through compression includes compressing a first wooden piece and a second wooden piece separately; and placing the compressed second wooden piece on the compressed first wooden piece to bond the wooden pieces.Type: GrantFiled: February 17, 2006Date of Patent: January 29, 2008Assignee: Olympus CorporationInventor: Tatsuya Suzuki
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Patent number: 7300696Abstract: The invention relates to a biaxially oriented transparent polypropylene film having a good UV barrier. The film contains, in at least one layer, nanoscalar titanium dioxide. The total content of nanoscalar titanium dioxide in the film ranges from 0.5 to 1.5% by weight with regard to the total weight of the film.Type: GrantFiled: May 21, 2003Date of Patent: November 27, 2007Assignee: Treofan Germany GmbH & Co. KGInventors: Detlef Busch, Bertram Schmitz, Karl-Heinz Kochem, Petra Häde
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Patent number: 7296604Abstract: A method of processing wood into a predetermined shape through compression includes compressing a first wooden piece and a second wooden piece separately; placing the compressed second wooden piece on the compressed first wooden piece; and compressing together the compressed first wooden piece and the compressed second wooden piece which are placed one on another.Type: GrantFiled: February 17, 2006Date of Patent: November 20, 2007Assignee: Olympus CorporationInventor: Tatsuya Suzuki
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Patent number: 7290576Abstract: A compressed wood product includes a first part composed of a wooden material compressed into a predetermined shape; and a second part to be joined with the first part. A direction of wooden fibers of the wooden material composing the first part is substantially parallel with a lengthwise direction of the first part and intersects with a thickness direction of the first part. At least one surface of the second part is substantially perpendicular to the lengthwise direction of the first part.Type: GrantFiled: February 17, 2006Date of Patent: November 6, 2007Assignee: Olympus CorporationInventor: Tatsuya Suzuki
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Patent number: 7226652Abstract: The invention relates to a large-size OSB-board having improved technical and mechanical properties. The aim of the invention is to solve the technical problems posed by an OSB-board which is suitable for using on large surfaces and also, for example, for the construction of buildings. To this end, the board has a width of at least 2.60 m and a length of at least 7.0 m, and the flectional elasticity module is it least 700 N/mm2 in the main loading direction.Type: GrantFiled: June 1, 2002Date of Patent: June 5, 2007Assignee: Fritz Egger GmbH & Co.Inventors: Michael Egger, Walter Schiegl, Gerhard Schickhofer
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Patent number: 7225594Abstract: The present invention relates to a stud system where each respective stud (2) includes flanges (4, 4a) which are directly attached to each other and which constitute an essentially monolithic entity. Said flanges are formed of a wane edge wood material (3) in such a manner that each respective flange includes a bevelled side portion (6) which is directed towards the inner portion of said stud. A side portion is formed as a contact surface (8) for intermeshing co-operation with a corresponding contact surface (8) at an adjacent flange. The present invention also relates to a method for manufacturing such studs where a first flange strip (4) is formed to include a generally toothed first contact surface (8) which is arranged in an inter-mesching disposition with a corresponding contact surface (8) at a corresponding second flange strip (4a). Further, the present invention relates to a method at such stud systems.Type: GrantFiled: July 26, 2001Date of Patent: June 5, 2007Inventors: Johan Tore Karlström, Johan Mikael Karlström
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Patent number: 7141137Abstract: A method of forming a laminated beam includes assembling a plurality of individual wood laminations in a juxtaposed relationship, and joining the assembled laminations together to form a laminated beam. The assembled laminations define a tension zone of individual wood laminations, a core zone of individual wood laminations, and an compression zone of individual wood laminations. The average thickness of the laminations in the tension zone is less than the average thickness of the laminations in the core zone, and the average thickness of the laminations in the compression zone is less than the average thickness of the laminations in the core zone.Type: GrantFiled: February 28, 2003Date of Patent: November 28, 2006Assignee: University of Maine System Board of TrusteesInventors: Jon C. Fiutak, Shane M. McDougall, Habib J. Dagher
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Patent number: 7097913Abstract: A wood-based decorative article has a finish with grain enhanced by coloring or dyeing. A coated veneer sheet of sliced wood is prepared by bonding a reinforcing member onto the coated veneer by an adhesive. Injection molding is carried out by injecting a molten synthetic resin onto a rear surface of the prepared veneer sheet, thereby integrating the veneer sheet and the synthetic resin with each other and at the same time molding the wood-based decorative article.Type: GrantFiled: May 23, 2001Date of Patent: August 29, 2006Assignee: Kabushiki Kaisha Kawai Gakki SeisakushoInventors: Satoshi Yuzawa, Shigeto Imai, Yoshiaki Sano
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Patent number: 7021346Abstract: A bamboo mat board element with a double-layered construction, a constant dimension, each of the elements is formed with a projecting tenon at each of two adjacent sides, respectively, and a concave mortise at each of the other two adjacent sides, respectively, for inter-tenoning the elements of the mat board, in which a surface layer of the mat board is obtained by matting a plurality of mat board stuffs having different orientations, shapes, and sizes, while each of the mat board stuffs is obtained by matting a plurality of lumbers having a parallel orientation, respectively, to form a plurality of patterns having parallel stripes by specially matting at the longitudinal section thickness of the lumbers. A method for producing the bamboo mat board at least comprises steps as follows: cutting step, boiling for blanching step, drying step, rough shaving, bottom layer pre-forming step, adhesive applying and pressing step, pattern selecting step, matting step, and refined shaving, etc.Type: GrantFiled: January 26, 2004Date of Patent: April 4, 2006Inventor: Ao Yu Chang
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Patent number: 7008684Abstract: Mold apparatus for molded wood strand three-dimensionally carved articles of manufacture using at least one hole punch comprised of a base and a funnel shaped hole-defining portion having a funnel angle of 20 degrees or greater to vertical for producing molded holes at angles of 20 degrees or greater to vertical, to facilitate insertion of items such as a T nut within the molded hole in an assembly-line like fashion.Type: GrantFiled: February 18, 2003Date of Patent: March 7, 2006Assignee: GFP Strandwood Corp.Inventor: Bruce A. Haataja
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Patent number: 6986921Abstract: The present invention is directed to thermoplastic elastomer films and bags made from thermoplastic elastomer films and also to methods for making thermoplastic elastomer films and bags. The thermoplastic elastomer films of the present invention are composed of thermoplastic elastomers and non-elastic polyesters. The bags of the present invention are fabricated using blended monolayer thermoplastic films that include a blend of thermoplastic elastomer and a non-elastic polyester, or co-extruded multi-layer films that include at least one layer of thermoplastic elastomer and at least one layer of non-elastic polyester. The blended monolayer thermoplastic films of the present invention are useful in the food handling industry and particularly in the meat packaging industry and for use in cooking bag applications. The co-extruded films of the present invention are also useful in the food handling industry and particularly the meat packaging industry and for use in meat casing applications.Type: GrantFiled: November 12, 2003Date of Patent: January 17, 2006Inventors: Michael D. Schmal, Ernest E. Bachert, John A. Menges, Robert R. Witt
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Patent number: 6949280Abstract: A sheet of unidirectionally-oriented fiber strands includes unidirectional fibers, bonding fibers interwoven with the unidirectional fibers to form a fiber panel, and thermoplastic film laminating the fiber panel there between. In one embodiment, a second sheet of laminated unidirectional fibers is joined to the first sheet of laminated unidirectional fibers with the unidirectional fibers running in a second direction as compared to the first fibers. In yet another embodiment, individual laminated sheets of unidirectional fibers are stitched together to form packets of sheets which may be used singularly or multiple packets may be bundled together.Type: GrantFiled: April 22, 2003Date of Patent: September 27, 2005Assignee: Survival, IncorporatedInventors: Lee Walker Brillhart, III, Ricky William Stewart, Ronald G. Krueger
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Patent number: 6929841Abstract: The invention relates to a plastic-based composite product which consists at least partially of a plastic in which a material consisting substantially of particles is homogeneously embedded, which particles have tensile strength in at least one principal direction. The invention provides a product of the stated type which has the special feature that the particles comprise: small particles, in particular plates or fibres, with a random orientation and a length of 0.2-2 mm; and large particles with a dominant orientation, for instance 80-95%, of the said principal direction of the particles in a chosen product principal direction and a length in the particle principal direction of about 2-6 mm.Type: GrantFiled: April 27, 1995Date of Patent: August 16, 2005Assignee: Tech-Wood International Ltd.Inventors: Dirk Van Dijk, Franciscus B. A. De Vries
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Patent number: 6895723Abstract: Methods for forming structural beams and the beams resulting from such methods are disclosed. The disclosed methods compress and adhesively bond wood strands into beams. A beam formed from any one of the disclosed methods may, if desired, have any one of several disclosed shapes, strand configurations, or strand densities.Type: GrantFiled: August 29, 2002Date of Patent: May 24, 2005Assignees: The Coe Manufacturing Company, Inc., Wyoming Sawmills, Inc.Inventors: Eugene R. Knokey, Ernest W. Schmidt
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Patent number: 6884157Abstract: An abrasive sheet member is disclosed, including a substrate having first and second major surfaces, an abrasive on the first major surface, and a plurality of hooking stems on the second major surface. The hooking stems are adapted to hook engaging structures on an opposed surface to releasably affix the abrasive sheet member to the surface.Type: GrantFiled: March 25, 2003Date of Patent: April 26, 2005Assignee: 3M Innovative Properties CompanyInventors: Jason A. Chesley, Donald R. Bell, Harold E. Rude, William F. Sheffield, David F. Slama, Alan N. Stephens
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Patent number: 6869750Abstract: Improved methods for forming multilayer circuit structures are disclosed. In some embodiments, conductive layers, dielectric layers and conductive posts can be formed on both sides of a circuitized core structure. The conductive posts are disposed in the dielectric layers and can be stacked to form a generally vertical conduction pathway which passes at least partially through a multilayer circuit structure. The formed multilayer circuit structures can occupy less space than corresponding multilayer circuit structures with stacked via structures.Type: GrantFiled: April 19, 2002Date of Patent: March 22, 2005Assignee: Fujitsu LimitedInventors: Lei Zhang, Hunt Hang Jiang
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Patent number: 6844055Abstract: Prepare a foam structure that includes hollow coalesced foam strands and, optionally, solid coalesced foam strands using an extrusion die block equipped with apertures that promote forming the hollow strands and, optionally, the solid foam strands.Type: GrantFiled: November 3, 2000Date of Patent: January 18, 2005Assignee: Dow Global Technologies Inc.Inventors: Vyacheslav D. Grinshpun, Michael E. Schaller, Martin H. Tusim, Andrew R. Brush, Jonathan D. Park
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Patent number: 6844049Abstract: An article made from polyvinyl chloride/wood composite having a natural wood grain finish and a method for creating the article. The natural wood grain finish is created on the article by applying multiple paint transfers onto the polyvinyl chloride/wood composite. The paint is transferred by a series of printing rollers having a wood grain pattern. Optionally, the polyvinyl chloride/wood composite can be painted with a base-coat of a hydrocarbon-based paint before applying the multiple paint transfers. This method is especially suited for manufacturing window blind slats.Type: GrantFiled: October 30, 2002Date of Patent: January 18, 2005Inventor: Hossein Amin-Javaheri
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Wood strand molded part having holes with densified and thinner perimeters and method of making same
Patent number: 6830797Abstract: A molded wood flake or strand part (14) is shown, having a densified and/or thinner perimeter surrounding a hole (15) in the part. The method of making such part includes narrowing the mold cavity surrounding the hole, and/or providing a hole punch (17) with a shoulder which projects beyond the surface of the mold, to further compress the wood flakes or strands near the hole.Type: GrantFiled: August 21, 2003Date of Patent: December 14, 2004Assignee: GFP Strandwood CorporationInventor: Bruce A. Haataja -
Patent number: 6823908Abstract: A method for manufacturing bamboo stats uses high quality window blinds. The method comprises the steps of slicing and smoothing, streaming and boiling, drying, further smoothing, assembling, and cutting. Through a refinement process with chemical substances, the bamboo slats can be a pressure-resistant, moisture-proof, and insects-proof product. The processed bamboo slats are manufactured by an integrated operation of mass production so as to form a high quality bamboo window curtains with a lower cost.Type: GrantFiled: October 25, 2001Date of Patent: November 30, 2004Inventor: Angela S. H. Hsu