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4298645 |
Tarpaulins having great tearing strength
Tarpaulins having great tearing strength, which are produced by weaving base fabrics from the mixture of a principal thread and another thread being superior to the principal thread in either of...
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4268560 |
Three-dimensional structure having a preferential direction
The present invention relates to a three-dimensional structure having a preferential direction, said structure comprising a main bundle constituted by equidistant rectilinear elements parallel to...
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4263475 |
Dynamoelectric machine insulators
Electrical insulators are formed from insulative strip material by providing a substantially continuous ultrasonically welded seam. In one embodiment a tubular insulator for covering stator winding...
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4255477 |
Artificial board of lumber
An artificial lumber board comprises a plurality of elongated wood strips having medial body portions of different thicknesses and tapered tip end portions being thinner and more flexible than the...
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4246310 |
High performance, lightweight structural particleboard
Alined wood particles and an adhesive binder comprise the faces of a sandwiched, laminate-like structure formed in a one-step pressing and heating operation, the interior of which is made of...
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4241123 |
Non-woven netting
A new fast method for making plastic netting without weaving or knitting. This non-woven netting is made by the cohesion of melting plastic monofilaments extruded by a T Die. Under the...
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4201814 |
Mesh structures
Mesh structure comprises an array of interconnected members of which some are pre-formed. At least some of the pre-formed members comprise or contain single elongate components of synthetic...
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4190692 |
High strand count plastic net
The present invention is directed to the manufacture of plastic net formed by extruding a plurality of spaced strands of plastic into a net structure. In accordance with the invention, adjacent...
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4177306 |
Laminated sectional girder of fiber-reinforced materials
Laminated sectional girders having webs and flanges may be formed to incre the shear stresses thereof by including as a structural part of the girder at least one connecting layer extending through...
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4174416 |
Tubular plastics material net having corrugations
Process and apparatus for treating tubular, plastics material net comprising transversely opening out a rope-oriented net, transversely corrugating the transversely opened-out net, and heat setting...
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4168337 |
Three dimensional structure for reinforcement
The reinforcement for a reinforced three dimensional structure comprises four bundles of rectilinear elements with the elements of each bundle arranged in the form of spaced parallel sheets with...
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4157411 |
Connector arrangement for cross-stranded netting
Nets or netting for fishing and for other purposes are fabricated without the customary laborious, time-consuming and costly hand knotting procedure and without the requirement for skill. The...
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4153750 |
Floor and/or wall covering
The invention relates to a floor and/or wall covering, its manufacturing process, as well as to an installation for performing this process. It specifically relates to a non-woven floor and/or wall...
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4122228 |
Stirrup fabric
The specification discloses a reinforcing fabric for concrete or the like and a method for making the same in which stirrup members are joined to the fabric by rigid joining members such that the...
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4114962 |
Connecting element for introducing forces into a structural part
In forming a connecting element for use in introducing forces into a strural part, a continuous roving is removed from a source of supply, impregnated with a synthetic resin, and guided over a...
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4112163 |
Net for forming an elastic support in furniture
A net for supporting upholstery in furniture. The net include a plurality of longitudinal and transverse cords arranged perpendicularly relative to each other and forming a plurality of cross-over...
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4075379 |
Melt-embossed polymer film
A melt-embossed polymer film is provided on one surface with a set of parallel grooves and on the other surface with a second set of parallel grooves at an angle to the first, the combined tapes of...
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4072791 |
Sheet material with multicolor striated pattern
A synthetic plastic sheet material having a multicolor striated pattern therein is disclosed. The synthetic plastic sheet material has a multiplicity of bands of differentially colored resin...
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4071647 |
Rubber goods
This invention relates to a textile reinforcement for use in the manufacture of rubber or polymer products in which the textile elements running in both lengthwise and generally crosswise...
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4065294 |
Energy conserving process for purifying iron oxide
Chemical waste by products are used in place of conventional heating fuels both for induration and chloridization of impure iron oxide. Pelletized iron oxide is hardened and purified simultaneously...
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4059713 |
Extruded plastics net or mesh structures
An extruded plastics mesh having two sets of oblique strands lying in adjacent planes and joined together at their crossing points by tenacious intersections is suitably stretched to form a...
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4045607 |
Cable shielding tape
A cable shielding tape comprising a metallic strip such as aluminum and a tightly adhering layer of an adhesive copolymer of an α-olefin such as ethylene and an α,β-ethylenically unsaturated...
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4039709 |
Insulated wallpaper
An insulating, multilayer quilted wallpaper web comprising a non-woven facing sheet having fire-retardant properties, a face side provided with a decorative pattern and a back side, an intermediate...
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4029037 |
Process for reinforcing plastic material and products therefrom
A plastics structure, such as the center-board for a sailing boat or a vehicle body panel, comprises a foamed plastics material containing arrays of high tensile steel reinforcing wires having a...
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3983280 |
Netting
Netting formed of longitudinal and transverse threads of thermoplastic material bonded at the thread crossings by individual moulded buttons of thermoplastic material is improved by the use of...
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3969472 |
Method of manufacturing a foam fibrillated fibrous web from an isotactic polypropylene, polystyrene and α-methylstrene blend
Non-woven fabrics are produced from oriented foam fibrillated webs contaning 50 to 98 wt. % polypropylene and 2 to 50 wt. % polystyrene. The webs are assembled in a plurality of layers and then...
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3969471 |
Process of manufacturing chromic acid treated foam fibrillated webs
Non-woven fabrics are produced from polyolefin foam fibrillated webs. The webs are treated with an aqueous solution of a small amount of chromic acid in strong sulfuric acid to improve the adhesion...
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3968287 |
Bonded slit foils
A composite foil or laminate of two synthetic-resin foils having mutually transverse main stretch directions (orientations) is formed by bonding the foils together after they have been incised in...
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3949111 |
Fusion bonded non-woven fabric
A fabric, a method for its fabrication and an apparatus for its manufacture where a group of parallel yarns are fused with another group of parallel yarns perpendicular to the first group of yarns...
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3935354 |
Shaped articles of pyrolytic graphite-silicon carbide microcomposites
A rigid pyrolytic graphite microcomposite material comprising a matrix of pyrolytic graphite containing embedded therein codeposited crystalline silicon carbide comprising aciculae oriented...
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3900062 |
Zero degree belted tires built with high soft stretch belt-forming tapes
The single-stage building of 0° belted pneumatic tires completely in flat band form on standard building drums, is disclosed. The feasibility of the process rests on the provision of the...
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3894112 |
Bonding film containing polytetramethyleneoxide elastomeric segments and polyepoxide
A heat-curable self-supporting organic polymeric bonding film consisting essentially of a single reactive layer that includes a composition comprising (1) 100 parts by weight of heat-curable epoxy...
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3894113 |
Bonding film
A heat-curable self-supporting organic polymeric bonding film consisting essentially of a single reactive layer that includes a composition comprising (1) 100 parts by weight of heat-curable epoxy...
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3877523 |
ELONGATED COMPOSITE TENSION MEMBERS
A central tensile core for a composite tension member is formed from a plurality of main reinforcing laminations including bonded fibres. The end of the core provides an anchorage portion having a...
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3874969 |
Process for making plastics mesh structures
A plastics mesh structure comprises continuous filaments in the longitudinal direction and discontinuous connecting strands in the lateral direction.
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3867242 |
Simulated woven fabrics
Fabric simulating woven fabric comprising conventional warp threads disposed in the longitudinal direction and a "filling" comprising monofilaments laid transversely of the warp threads but not...
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3839133 |
TRANSFORMER INSULATING END RING
A transformer end ring is formed from laminated sheets, at least some of which are formed from a rigid synthetic plastic material reinforced with fibers of inorganic insulating material disposed...
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3819469 |
STITCHED NONWOVEN WEBS
A non-woven continuous filament product and a method for producing said product which comprises deregistering a crimped tow of continuous filaments, spreading the deregistered tow to produce a web,...
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3819461 |
UNIDIRECTIONAL, HIGH MODULUS KNITTED FABRICS
Unidirectional reinforcing fabric for resin laminates and the laminates including it, in which parallel yarns of fibers of very high modulus of elasticity, in excess of 8 million pounds per square...
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3803069 |
GLASS FIBER SIZE OF CURABLE, BLOCKED POLYURETHANE EMULSION WITH AMINO SILANE
Nylon resin is reinforced with glass fiber strand which is sized during forming with a size composed of an aqueous, stable emulsion of a polyurethane resin, an amino silane, a textile lubricant and...
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3767499 |
METHOD OF MAKING POROUS LAMINATE
An apertured laminate which may be used as a face sheet of a honeycomb core sound suppression panel for a jet aircraft engine is formed from a plurality in excess of two superposed layers of thin,...
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3744529 |
EXTRUDED PLASTICS NETTING
An extruded orientated tubular plastic mesh or net for packaging purposes comprising an inner set or layer of spaced parallel orientated strands extending in a helix around the tube, an outer set...
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3716132 |
THREAD-REINFORCED LAMINATED STRUCTURE HAVING LINES OF WEAKNESS AND METHOD AND APPARATUS FOR CREATING LINES OF WEAKNESS
A laminated structure comprising at least one ply of cellulosic wadding with reinforcing threads secured thereto has a plurality of spaced lines of perforations separating discrete sheets of the...
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3673058 |
HONEYCOMB HAVING LAMINATES OF UNIDIRECTIONAL STRANDS
A honeycomb core constructed of a plurality of generally sinusoidally shaped ribbons which are bonded together to define honeycomb cells. Each ribbon includes at least one layer of adjacent,...
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3660215 |
DEFORMABLE FIBREGLASS REINFORCED SUPPORTING ELEMENT
A supporting element comprising a first layer of a flexible grid-like structure, defining the shape of the supporting element and a second layer of a fibreglass mat, interwoven with or bonded to...
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3652374 |
NONBLOCKING NONWOVEN SCRIM MATERIALS
A nonwoven scrim material that may be wound up on a roll without the development of any significant degree of blocking by employing a polyvinyl chloride plastisol adhesive fused beyond its point of...
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3645833 |
ARTICLE AND METHOD OF QUASI-ISOTROPIC CORE FILAMENTS
A quasi-isotropic sandwich-type structural core filament winding made by a ig on which the fiber filaments are interwoven in a manner where each fiber lays on top of the preceding fiber so that...
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3645319 |
METHOD AND APPARATUS FOR LUBRICATING A CLOSED DIE STRUCTURE
A method and apparatus for lubricating a die structure employed in diecasting operations, and die therefor, whereby a quantity of lubricant is injected under gas pressure into the die cavity, and...
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3551265 |
DIMENSIONALLY STABLE NON-WOVEN FABRIC
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3499810 |
METHOD OF MAKING A BONDED NONWOVEN WEB OF STAPLE-LENGTH FILAMENTS
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