Matches 251 - 300 out of 541 < 1 2 3 4 5 6 7 8 9 10 11 >
Match Document Document Title
4675965 Method for manufacturing a pipe part from fibre-reinforced thermosetting synthetic material  
In the manufacture of a pipe part from fibre-reinforced thermosetting resin, such as a T-piece, preformed pipe parts made of fibre-reinforced thermosetting resin are placed on a mandrel defining...
4661301 Method for producing laminate board containing uniformly distributed filler particles  
A process for continuously molding a plate for an electrical printed circuit board wherein a resin containing uniformly distributed hollow microspheres having a specific gravity different from that...
4650620 Filament winding of articles of complex shape  
In a filament winding technique, filaments are wound around a mandrel, and the mandrel remains in the structure and becomes part, normally a structural part, of the article. The mandrel may be any...
4647418 Process for the manufacture of products from reinforced polyester  
A process for the manufacture of glass fiber-reinforced polyester products is disclosed. A ready-to-mold resin and reinforcement composite is prepared using an initiator which has been...
4639284 Process for manufacturing a variable pitch multi-blade propeller by molding resin-impregnated fails around a preform  
A variable pitch multi-blade propeller suitable for use on a helicopter is constructed of a foam preform joined with a fibrous spar enclosed in resin-impregnated foils and fitted with a metal...
4639283 Method for making a diaphragm for an electro-acoustic transducer  
A diaphragm for loudspeakers and the like comprises a diaphragm base component formed of ceramics of a three-dimensional network structure so as to be light in weight, high in bending stiffness,...
4636344 Method of molding fiber reinforced composite wheel  
A fiber reinforced plastic composite wheel and method of making it is disclosed. The wheel includes a rim and a disc, with the disc comprising reinforcing fibers oriented predominantly in a...
4624820 Molding of composite materials  
A method of molding a composite material comprising reinforcing fibres enclosed in a resin matrix. Layers of the resin impregnated fibres are laid-up in a suitably shaped die whereupon the laid-up...
4615717 Method and apparatus for making glass fiber oriented continuous strand mat  
An oriented continuous strand mat of glass fiber filaments is formed by interleaved layers of generally circular or random loops and elongated elliptical loops having their longitudinal axes...
4614631 Process for screw-cutting in a tube or link made from a composite carbon fiber based material coated with polymerized resin  
In this process for forming an internal screw thread in a tube or link made from a composite carbon fiber based material coated with polymerized resin, the part of the tube or link comprising the...
4614684 Reinforced composite comprising resin impregnated metallized polyaramide fabric and method of making same  
A fabric reinforced composite having increased bond strength between impregnating resin and polyaramide reinforcing fabric and method for making the composite including using metal coated...
4605527 Process for producing clutch facings  
A process for producing a clutch facing which comprises the steps of: impregnating inorganic fibers with a thermosetting resin; causing rubber composition sheets to adhere to the resin-impregnated...
4600201 Impregnated flat sealing gasket and method of making the same  
A method of making a flat gasket comprising a non-woven mat having opposite faces, including the steps of impregnating the mat with a polymerizable liquid impregnating agent and applying to at...
4591400 Method of forming a fiber reinforced composite article of a complex configuration  
The present invention is a method of making fiber reinforced composite articles using match molds to compact a partially hollow fiber/matrix lay-up. The method comprises wrapping the matrix and...
4582660 Method and apparatus for making a polymeric coated fabric layer  
A method and apparatus for making a polymeric coated fabric layer is provided, the method comprising the steps of providing a fabric layer having warps and fills initially woven at a certain angle...
4581190 Process for producing a wood-type golf club head  
In production of a wood-type golf club head having a fiber reinforced shell, a fiber reinforced plastic covering containing long fibers is molded into the shell by application of heat under...
4565356 Bushing construction for a fiber reinforced plastic leaf spring  
A fiber reinforced plastic leaf spring including a curved central section and a pair of end sections, each having a bushing to receive a connecting member. The spring is formed from a plurality of...
4564486 Curing fibrous mineral material  
A curing mold for curing glass fiber pipe insulation contains alternating positive and negative pressure zones and hot curing gases are introduced to the glass fibers during advancement through the...
4562026 Compression molding against an insert  
A flash free, compression molded object which includes an insert and is formed using only one mold plate is disclosed. Molding compound is trapped in a mold cavity between the insert and mold...
4548774 Method for preparing a SiC whisker-reinforced composite material  
The invention provides a method for preparing a SiC whisker-reinforced composite material. A matrix material such as a metal, an alloy or a plastic is introduced into a fibrous base consisting of a...
4537820 Insulation board and process of making  
Insulation board capable of bearing a load without significant loss of insulating capacity due to compression, produced by a method wherein the board is made in compliance with specified conditions...
4532169 High performance fiber ribbon product, high strength hybrid composites and methods of producing and using same  
The method of the present invention produces a tape of high performance reinforcing fibers having improved alignment between the fibers and improved maintenance of that alignment in processing and...
4525573 Thermoset polymers and prepolymers obtained by polycondensation of alkyl pyridine with hydroxyl aromatic monoaldehydes  
The object of the invention are new thermoset polymers and prepolymers, a process for their preparation, and their uses. The new thermoset prepolymers consist, at least in part, of the...
4524040 Process for making coated glass fiber reinforced composites  
A composite which has a high flexural strength to density ratio and which is resistant to strength loss incident to exposure to water, is formed by reinforcing unsaturated thermosetting resin with...
4515737 Process for producing composite plastic pipe  
A process for producing a composite plastic pipe, which comprises producing a thermoplastic resin pipe (I) by an extruder, covering the surface of the pipe (I) uniformly with a continuous fibrous...
4512836 Method of producing composite structural members  
The inventive method is used to make 3-Dimensional reinforced and flanged parts from filaments which are braided or wound flat (parallel to the surface of a mandrel). The method comprises the steps...
4509358 Urethane dies  
A forming tool made from resins and fillers for the cold forming of sheet metal and especially suitable for forming short runs of sheet metal parts with drop hammers, hydraulic presses or...
4499039 Method for making plastic article with fibrous reinforcement  
A reinforced protective housing that may be utilized for protection of electrical contacts; such housing is reinforced with cured resin-coated open mesh glass cloth. Electrical contacts are...
4495126 Adhesive activated emulsion to a polyester yarn  
A process for the application of an adhesive activated emulsion to a polyester yarn. More specifically the process involves applying an adhesive during drawing stage of the polyester yarn. The...
4489027 Process for preparing solvent resistant, thermoplastic aromatic poly(imidesulfone)  
A process for preparing a thermoplastic poly(imidesulfone) is disclosed. This resulting material has thermoplastic properties which are generally associated with polysulfones but not polyimides,...
4486373 Method for producing reinforced thermoplastic resin composition  
A reinforced thermoplastic resin composition comprising a thermoplastic resin, a fibrous, flaky or powdery inorganic reinforcing material, and an uncured, thermally curable resin, such as a...
4486372 Method for fabricating contoured perforated composite laminate structure  
A method of forming perforations in composite laminates by impregnating the material with a modified epoxy resin by means of hot melt or solvent methods. The resin is then allowed to dry. The epoxy...
4483904 Connecting fibre reinforced pultrusions  
A composite fibre reinforced body is formed from a first portion in which the reinforcing fibres thereof are exposed and splayed at one part upon which part is cast a settable liquid which wicks...
4483539 Method of making a cylinder head gasket  
A cylinder head gasket having at least one plate of soft material and at least one combustion chamber opening, said soft material including predominantly inorganic fibers and/or filling materials...
4478771 Method of manufacturing fibre-reinforced plastic articles, a prepreg for the manufacture of fibre-reinforced plastic articles and a fibre-reinforced plastic article  
A method of manufacturing fibre-reinforced plastic articles out of prepregs, prepregs for the manufacture of fibre-reinforced plastic articles and fibre-reinforced plastic articles manufactured by...
4444708 Flexible production of heating elements  
A flexible heating element comprises at least two flexible electrical conductors spaced apart by a PTC material, an amorphous highly conductive rubber compatible with the PTC material and adhered...
4444700 Method for manufacturing reinforced hose  
An improved method for producing a reinforced hose. A tubular core is extruded and then heated in a microwave oven to at least partially cure the core. While the core is still hot, a powdered...
4444823 Fiber reinforced composite article using modified polyimide adhesive  
Modified polyimide adhesives useful for high efficiency bonding at moderate temperatures. Basically, the adhesives are prepared by reacting suitable quantities of an oxime, an aromatic...
4427482 Method for producing prepreg rovings  
A method for producing a prepreg roving, which comprises impregnating a composition comprising an unsaturated polyester, an unsaturated monomer and a polyisocynate compound in a filamentary...
4422680 Energy absorbing curved sections  
Disclosed is an energy absorbing bumper formed of curved sections manufactured by pultrusion. The sections have perpendicular borders whose raised edges are connected by closure plates in areas of...
4419908 Mold and method of making spoked wheels and product of same  
A fiberglass reinforced plastics steering wheel is disclosed and a mold and method for making same. The wheel is made by disposing binder and the fiberglass in an annular cavity and in ramp-like...
4419400 Pultruded reinforced phenolic resin products  
Filament reinforced phenolic resin products are provided which comprise a plurality of filaments and a cured, normally liquid phenolic resin interspersed around the filaments. The filaments can be...
4414049 Method of manufacture of an energy absorbing beam  
An energy absorbing beam is shown which may be manufactured by wrapping several side-by-side strands of resin coated filaments about an increasing number of pins mounted upon a base. The base then...
4411851 Method for making friction material without asbestos fibers including repeated pressing and degassing steps  
A friction material particularly useful as a clutch facing is prepared by (a) impregnating a fiber base material with a binder, said fiber being other than asbestos fiber and being stable to heat...
RE31373 High pressure decorative laminate having registered color and embossing  
A decorative high pressure laminate having registered color and embossing is produced by effecting simultaneous embossing and laminating using a three dimensional press plate acting against an...
4397909 Production of sheet material  
A method of producing sheet material comprises heating a web 10 of closely woven fabric to a temperature of at least 50° C., and preferably to about 150° C., and then impregnating the hot fabric...
4398021 Solvent resistant, thermoplastic aromatic poly(imidesulfone) and process for preparing same  
A process for preparing a thermoplastic poly(imidesulfone) is disclosed. This resulting material has thermoplastic properties which are generally associated with polysulfones but not polyimides,...
4396569 Method of duplicating shapes and finishes  
A method of duplicating shapes embodying resinous material and more particularly fiber reinforced resinous material is taught. The method includes the formation of a mold separation sheet...
4388263 Controlled elastomeric tooling for plastic fabrication  
Fiber reinforced thermoplastic resin composites are molded and cured in a system using controlled elastomeric tooling to apply molding pressure only after temperature has been increased to a...
4385682 Motor vehicle clutch facing and friction property modifier therefor  
Improved clutch facings for use in motor vehicles containing asbestos fibers, an improved friction property modifier comprising a cashew nutshell resin dust having graphite powder integrally...
Matches 251 - 300 out of 541 < 1 2 3 4 5 6 7 8 9 10 11 >