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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7413214 | Airbag made from low tenacity yarns An airbag cushion having a novel seam structure including either a tri-stitch fold-over seam structure or a double-stitch fold-over seam structure. The novel seam structure allows airbag cushions to be manufactured by using low tenacity yarns, preferably in the rang... | 08/19/2008 |
| 7329459 | Polymer-based reinforcement material and tire cord compositions and methods of production thereof The subject matter herein is directed to a polymer-based cap ply reinforcement material that has a shrinkage component, wherein the reinforcement material is treated such that the shrinkage component increases at least about 10% over a reference shrinkage component ... | 02/12/2008 |
| 7309663 | Asymmetric porous polytetrafluoroethylene membrane for clothing The present invention provides an asymmetric porous PTFE membrane for clothing having little change over time and conventionally known properties of a porous PTFE molded article such as water permeability resistance, air permeability, sealing properties and electric... | 12/18/2007 |
| 7285324 | Laminate structure A substantially liquid impermeable moisture vapor permeable laminate structure comprising: (i) a substrate layer comprising a woven or non-woven material, (ii) a moisture vapor control layer attached to said substrate, (iii) a ... | 10/23/2007 |
| 7265068 | Light shielding sheet Provided is a light-shielding sheet comprising a light-shielding material made of a white film having a light transmission of not more than 50% and a reinforcement made of a textile fabric or a nonwoven fabric. Preferred is a case where the white film is a film havi... | 09/04/2007 |
| 7252874 | Heat-sensitive stencil, method of preparing stencil printing master and stencil printer A heat-sensitive stencil including a thermoplastic resin film on which a porous resin layer and a porous reinforcing layer are formed in succession. A porous fibrous layer may be disposed between the porous resin layer and the porous reinforcing layer. ... | 08/07/2007 |
| 7187522 | Tape cassette A tape cassette wherein, on one of the central upper portion of a reel and a pressure mechanism, there is disposed a center pin, on the other, there is formed a contacting flat plate portion with which the center pin can be contacted, one of the center pin and conta... | 03/06/2007 |
| 7179538 | Flexible leather laminate A heat and pressure consolidated flexible laminate, and a method for producing the same, is provided that includes in superimposed relationship, a flexible, resin coated backing layer consisting of one or more sheets, a decorative layer consisting essentially of a l... | 02/20/2007 |
| 7037576 | Polyester or copolyester/polyolefin laminate structures and methods of making the same The invention relates to polyester/polyolefin laminate materials having improved properties. The invention also relates to copolyester/polyolefin laminate materials having improved properties. The laminates herein exhibit improved results in flammability studies. Th... | 05/02/2006 |
| 6974784 | Sheet-form photocurable material A photocurable sheet-form material which comprises (a) a polymerizable unsaturated monomer, (b) a polymer which is either polymethyl methacrylate or a high-molecular polymer consisting mainly methyl methacrylate units and which is compatible or swollen with the poly... | 12/13/2005 |
| 6914021 | Flexible wall material for use in an inflatable structure This invention relates to airships, with a volume of 15 to 60 million cubic feet of Helium. More particularly, it relates to improved structural envelope/gas bags or outer covers for lighter-than-air and neutral buoyancy airships. In detail, the material is a multi-... | 07/05/2005 |
| 6872673 | Laminate and use of such laminate as a facer in making insulation boards and other products A laminate and insulation board containing such laminate and a method of making the board are disclosed. The products are useful for residences and light commercial buildings. Such boards possess high strength, excellent structural integrity, and excellent oxygen an... | 03/29/2005 |
| 6855404 | Inorganic sheet laminate A laminate of inorganic sheet and polyester resin having an overall thickness of 5 to 25 mils and having an elongation at break in both the cross direction and machine direction of at least 25%. ... | 02/15/2005 |
| 6833335 | Barrier fabric A fabric having a unique combination of stain resistance, fluid barrier properties, aesthetic characteristics and drape ability is described, and a method of making such fabrics. The fabric includes a fabric substrate that has been treated with a low surface energy ... | 12/21/2004 |
| 6764733 | Hot bitumen compatible EPDM roofing sheet A roof membrane and a roof system employing a EPDM membrance which is compatible with a bituminous adhesive. The membrance includes an outer layer of polymeric layer such as EPDM bonded to a polyester protective layer which is in turn bonded to a fleecy material. Th... | 07/20/2004 |
| 6749918 | Hygiene mats A mat provides for cleaning and disinfection of the soles of boots or shoes worn by humans, hooves of animals, and/or tires of automobiles or farm equipment. The mat includes a core which can retain a liquid, a permeable material surrounding the core, and a waterpro... | 06/15/2004 |
| 6730393 | Cut-resistant polymeric sheets and articles formed therefrom A polymeric sheet having excellent cut-resistance contains: (A) a polymeric material, and (B) a hard filler distributed in the polymeric material, the hard filler having a Mohs hardness value of at least about 3.0, the hard filler being in the form of particles havi... | 05/04/2004 |
| 6548428 | Polymer-coated multi-layer material and process for producing it The invention consists of a multilayer material and a process for manufacturing this material. The multilayer material comprises a polyester substrate which is provided with a thermoset plastic polymer coating and a layer of contact adhesive. The polymer ... | 04/15/2003 |
| 6444596 | Air bag and base cloth therefor A base cloth for an air bag is obtained by forming a film of a silicone modified thermoplastic polyurethane resin having a polysiloxane segment on a surface of a woven fabric, and the air bag is formed of the base cloth. Since an organic solvent is not us... | 09/03/2002 |
| 6258435 | Hygiene mats A disinfecting mat includes a spongy core retaining a liquid disinfectant and a cover completely enclosing the core, where the cover has a top surface with an annular top edge and a top central mat portion that is liquid permeable. The core is contained i... | 07/10/2001 |
| 6093473 | Abrasion resistant laminate and method for making same Abrasion resistant laminates which are aesthetically pleasing, water-resistant/water-repellant, and flexible are formed by laminating a wear-resistant durable multi-layer top assembly to a base layer formed from an inexpensive, water resistant, polymeric ... | 07/25/2000 |
| 6074722 | Flexible material for use in an inflatable structure The invention is a material suitable for use as the wall of a pressurized container such as the gas bag of a lighter-than-air vehicle. In detail the invention includes a first flexible ply having filamentary material comprising unidirectional filamentary ... | 06/13/2000 |
| 6056479 | Bonded composite open mesh structural textiles Bonded composite open mesh structural textiles are formed of woven textile. The textile is formed from at least two, and preferably three, components. The first component, or load bearing member, is a high tenacity, high modulus, low elongation mono- or m... | 05/02/2000 |
| 6057255 | Flat structure permeable to liquid, and a method for manufacturing such a structure A strip material (1) comprising a support (2) includes on at least one side a plastics layer (5, 6) which is plane on the outside and which is traversed by throughflow passages. In accordance with the invention, the outside (7, 8) of the plastics layer (5... | 05/02/2000 |
| 6034002 | Sealing tape for sealing pipe joints The invention relates to a sealing tape which is suitable for winding around pipe ends, especially pipe threads, and for sealing screw pipe joints and spigot pipe joints, which has a waterproof functional layer, preferably with one or more base layers, wh... | 03/07/2000 |
| 6028019 | Water vapor permeable and waterproof polyester membrane pigmented with carbon particles A water vapor permeable, waterproof polyether ester membrane contains 1 to 10% by weight of finely dispersed carbon particles, especially soot particles, having an average size of 5 to 40 nm.... | 02/22/2000 |
| 6025286 | Heat-sensitive stencil sheet A heat-sensitive stencil sheet comprises a fibrous support of polyester fibers, and a polyester film, wherein both the orientation parameter (R1) of the film and the orientation parameter (R2) of the fibers respectively obtained by laser Raman spectrometr... | 02/15/2000 |
| 6013586 | Tent material product and method of making tent material product Tent material is provided having a resin coating. High UV resistance may be provided using resin coating with titanium dioxide. Colored tent material is provided using a resin coating with a coloring ingredient. Colored tent material having high UV resist... | 01/11/2000 |
| 5976689 | Coated synthetic resin board tiles A method of making coated synthetic resin tile. A resin admixture is formed and cured to form a tile base. The tile base is sized and gauged to a desired size, followed by mating an upper veneer layer on the tile. The upper layer is selected from the grou... | 11/02/1999 |
| 5939340 | Acaricidal fabric The present invention provides a multilayer laminated acaricidal fabric comprising: a) a bottom layer of metallized textile comprising: (i) a textile including fibers selected from the group consisting of natural fibers, synthetic cellulosic fibers, regenerate... | 08/17/1999 |
| 5859083 | Water vapor permeable and waterproof polyester membrane pigmented with carbon particles A water vapor permeable, waterproof polyether ester membrane contains 1 to 10% by weight of finely dispersed carbon particles, especially soot particles, having an average size of 5 to 40 nm.... | 01/12/1999 |
| 5643680 | Heat-sensitive mimeograph stencil A heat-sensitive mimeograph stencil which gives a high quality of image because the permeation of printing ink is not hindered by an adhesive, and which is free from the problems caused by an adhesive, that is, poor resistance to ink, sticking to thermal ... | 07/01/1997 |
| 5447783 | Vapor-permeable, water resistant multicomponent film structure A multicomponent film structure having at least three layers the outer layers of which are each a continuous layer of a hydrophobic copolyetherester elastomer and an inner layer of which is a continuous layer of a hydrophilic copolyetherester elastomer, s... | 09/05/1995 |
| 5445874 | Waterproof, blood-proof and virus-proof breathable laminates The present relates to laminates which are waterproof blood-proof and virus-proof with a very high moisture vapor transmission rate. The laminate includes a woven or non-woven fabric and an extruded film of 60-70% butylene terephthalate units and the bala... | 08/29/1995 |
| 5360664 | Artist's working support This invention involves an artist's working support or panel that is durable, of high quality, and long lasting. The structure has a planar core material usually balsa wood with a stressed-skin layer or sheet adhered to its front and back surface. Specifi... | 11/01/1994 |
| 5198289 | Ultrasonically cut fibrous material An article is disclosed which comprises fibrous material which has been chemically modified such that the material's cutability using ultrasonic energy becomes facile and the material can be cut into a predetermined shape using ultrasonic energy. The arti... | 03/30/1993 |
| 5161479 | Laminated sail fabric Liquid crystal polymer films are laminated to a textile substrate in a specific fashion to produce a fabric especially useful for sail panels.... | 11/10/1992 |
| 5118558 | Laminate material particularly adapted for hull of aerostats A novel composite material in the form of a laminate is disclosed which has particular utility for forming gas-holding structures such as hull structures of aerostats. The laminate is composed of plies wherein a polyester fabric/strength member which is w... | 06/02/1992 |
| 5037411 | Disposable article multi-line construction adhesive High molecular weight radial or teleblock copolymers can be used as hot melt agents in the construction of disposable laminates such as disposable diapers and feminine pads.... | 08/06/1991 |
| 5019441 | Method of restoring and conserving oil paintings and resulting integrated permanent structure A process for integrating and permanently conserving an oil painting on canvas first eliminates stresses in the paint film induced by the original canvas by breaking down the weave of the canvas through physical abrasion or other means for severing the lo... | 05/28/1991 |
