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8142587 |
Methods for manufacturing a paint roller and component parts thereof
Described are methods of making a paint roller using an adhesive made from a compound of polypropylene and calcium carbonate having between 5% and 66% calcium carbonate by weight. Described are...
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8105454 |
Filament winding apparatus and method thereof
A filament winding apparatus includes a control unit, a rotation mechanism that rotates a mandrel, a hoop winding head that performs hoop-winding, and a helical winding head that performs...
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8003034 |
Forming a composite structure by filament placement on a tool surface of a tablet
A method and apparatus are provided for forming a composite structure with an automatic placement head, through the use of a non-rotating tooling tablet having first and second substantially...
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7748424 |
Filament winding apparatus and methods of winding filament
The present invention relates to apparatus and methods for winding filament to create a structure. In one embodiment, the invention includes the application of filament to a rotating mandrel to...
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7468113 |
Method for producing non-woven fabric
An apparatus for applying weft yarns in a cross direction to warp yarns assembled on a beam in parallel aligned relationship and having an adhesive scrim thereon includes a supply roll of the warp...
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7452318 |
Machine and method for forming helically wound paper tubes having improved mechanical resistance
A machine for producing a tubular product by helical winding of strips of web material including a mandrel and a winding member to helically wind the strips of web material around the mandrel is...
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7297220 |
Method and device for the production of curved thread-reinforced tubular structures
A method for the production of curved thread-reinforced tubular structures composed of rubber layers and of strengthening layers and an accompanying device. In one aspect, the method includes the...
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7267152 |
Device for the guiding of individual reinforcement threads
An arrangement (1) for guiding individual reinforcement filaments (2) onto a carrier (3) has a positioning disc (4) with a plurality of filament guides (9) arranged distributed on a circular ring...
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7124797 |
Filament winding apparatus and methods of winding filament
The present invention relates to apparatus and methods for winding filament to create a structure. In one embodiment, the invention includes the application of filament to a rotating mandrel to...
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6823918 |
Integrally reinforced composite sandwich joint and process for making the same
The present invention generally relates to a multi-layered structure which for a given external geometry a section of interest may be integrally reinforced by varying the relative proportions of...
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6494980 |
Device for incorporating individual reinforcing threads into an unfinished tube and process for manufacturing a thread-reinforced unfinished tube with the aid of this device
A device is disclosed for applying individual reinforcing threads onto a tubular layer. The device contains a positioning ring with equidistant holes that lie on a circumferential line, with the...
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6435244 |
Apparatus for covering a metal roll core with a polymeric material, preferably a high performance thermoplastic material
A method and apparatus for covering a roll core with a polymeric material, preferably a high performance thermoplastic material, is disclosed. The method includes first providing a cylindrical roll...
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6263937 |
Apparatus for making resin-impregnated fiber substrates
A method and apparatus are disclosed for forming a resin-impregnated fiber web that is particularly suitable for use in reinforced plastic composites and printed circuit board applications. The...
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6254710 |
Method and apparatus for making a paint roller
A method and apparatus for making reusable paint. rollers comprised of a core formed from thermoplastic material. The thermoplastic material is formed into a core about a stationary mandril. An...
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6250908 |
Conduit-making apparatus with a variable diameter winding drum
An apparatus is disclosed for making a conduit or pipe. An extruder is provided for producing a strip of continuous thermoplastic. A winding drum receives the strip and helically winds the strip...
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6231711 |
Methods and apparatus for making paint roller covers with thermoplastic cores
Methods and apparatus for making paint roller covers by spirally wrapping a strip of hot thermoplastic film onto an exterior surface of a thermoplastic tubular form and spirally wrapping fabric...
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6096164 |
Multiple axes fiber placement machine
A fiber placement machine undergoes a plurality of axes of motion in locating a delivery head (containing a compaction roller) perpendicular to a mandrel, with relative movement between the head...
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6077377 |
Process for production of tubes out of composite cardboard, device for carrying out the process and composite material used therein
A gas-tight tube out of composite cardboard for cans is formed by welding the polymer coatings of neighboring layers, a linearly-focused halogen light source being employed. A marginal strip of the...
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6047756 |
System for forming a braided hollow container with plugged ends
In order to reduce the weight and cost of LPG pressure-resistant containers, thermo-plastic resin is used in the continuous formation of a hollow container wherein the outer surface of a hollow...
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5945138 |
Cam adjustable former for plastic pipe
An improved former assembly which can be used in the manufacture of plastic pipe with the former assembly comprising a plastic pipe former assembly having a housing, a center tube supported on the...
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5888339 |
Applicator apparatus for wrapping a joint of pipe with a web of concrete material
An apparatus for wrapping a joint of pipe with a web of reinforced concrete includes an improved applicator that wraps the joint of pipe with a web of concrete that is reinforced with a steel mesh...
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5694734 |
Curing of filament wound columns using a radiant heater
A material having fibers in a curable matrix is applied as a reinforcement to a vertical column. The matrix is cured by providing a reinforcement curing apparatus including a steel cylindrical...
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5667623 |
Method and apparatus for wrapping a joint of pipe with a web of concrete material
An apparatus for wrapping a joint of pipe with a web of reinforced concrete includes an improved applicator that wraps the joint of pipe with a web of concrete that is reinforced with a steel mesh...
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5639337 |
Apparatus for the fabrication of fiber composites with a vitreous or glass-ceramic matrix
Apparatus is provide for the fabrication of fiber composites composed of a fiber-reinforced vitreous or glass-ceramic matrix by winding fibers preimpregnated with constituents of the matrix onto a...
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5516391 |
Method and device for production of reinforced belt
The present invention provides an endless belt including a reinforcing load-carrying layer which is constituted by an even number of cord-like load-carrying members (5, 6). The load-carrying...
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5405485 |
Robotic fiber optic quadrupole coil winder
A payguide mounting bracket assembly is connected to a support stand, and a spool is connected to the payguide mounting bracket assembly to have a fiber optic coil formed thereon. A pair of...
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5320702 |
Apparatus for manufacturing a press blanket
A press blanket for a press device in a paper making machine, or the like, is formed of an elastomeric blanket material and fully embedded layers of reinforcement threads. The radially inner layer...
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5137595 |
Paint roller manufacturing apparatus
A paint roller is comprised of a thermoplastic tubular core and a cover fabric heat-fused thereto without an intermediate adhesive. The fabric is wound around the core in a helical path, and the...
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5039368 |
Thermoplastic matrix filament winding head
Thermoplastic matrix composite cylinders, pipes, and other hollow bodies are formed by a winding technique using thermoplastic filaments. The filaments are fed from a vertically moving winding head...
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5024712 |
Process and machine for manufacturing tubular pieces from at least one web of supple material and tubular pieces thus obtained
This invention relates to a process and a machine for manufacturing a tubular piece from at least one web of supple material, the machine comprising a mandrel around which the or each web is...
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4952202 |
Apparatus for producing tube
An apparatus for producing a paper tube or like tube at a constant speed by helically winding tape on a mandrel tightly with a great torsional force without creating any tape-to-tape clearance and...
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4878984 |
Apparatus for forming a filament-wound structure on a cylindrical pole
Apparatus whereby a filament web impregnated with resin in the unpolymerized state is fed to a pole (1) at a predetermined angle (α) with respect to a plane perpendicular to this latter. The pole ...
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4867671 |
Apparatus for manufacturing resin tube
An apparatus for manufacturing a resin tube comprising: (a) a support means; (b) a central support by the support means and extending therefrom; (c) a pair of operating means supported by the...
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4867824 |
Manufacture of filamentary composites
This invention relates to industrial manufacture of composite tubes in a continuous fashion. The invention utilizes a segmented mandrel which proceeds as a train of endwise joined segments through...
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4772352 |
Apparatus for making crisscross-wound layers to form wound bodies
An apparatus for making a rotationally symmetrical body formed of crisscross-wound layers, comprises a rotatable winding mandrel, a carriage arranged for travel back and forth along the mandrel;...
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4741794 |
Equipment for the manufacture of mainly large-diameter flexible hoses having spiralled reinforcement
There is disclosed an improved apparatus for making flexible hoses comprising a means for storing and unwinding reinforcing threads needed for hose building, said means comprising a set of joinable...
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4541887 |
Apparatus for longitudinally reinforcing continuously generated plastic pipe
Method and apparatus for longitudinally reinforcing continuously generated, resin-impregnated fiber pipe includes deposition longitudinal reinforcing fiber elements directly onto the surface of the...
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4510004 |
Apparatus and method for producing a tube from a continuous formed extruded supporting material and a profiled material
A device and method for producing a tube comprises a rotatable mandrel over which the tube is formed and an extruder alongside the mandrel having a nozzle which extrudes a supporting material...
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4472126 |
Apparatus for manufacturing reinforced hoses
In an apparatus for manufacturing reinforced hoses, a reinforced layer forming device is arranged concentric with material efflux port of an outer tube extruder and an inner tube extruder so that...
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4466854 |
Method and device for producing a helically wound tube
A device for producing a helically wound tube comprises a rotating mandrel around which the tube is wound and an extruding device having an extruder head oriented to direct a continuous strip of...
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4437616 |
Winding fiber reinforced pipe fittings
A fiber reinforced plastic pipe tee is wound around a mandrel according to this method and apparatus. Fiber rovings are delivered to the mandrel by way of a delivery ring translated in an X-Y...
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4401041 |
Apparatus for making helically wound tubular articles
Apparatus for making tubular articles formed of a length of material wound in helical form with contiguous edges of successive convolutions of the material joined with one another comprises a...
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4395298 |
Method and apparatus for making toothed belts and belt made employing same
A method and apparatus for making toothed belts and toothed belt made using such method and apparatus are provided wherein the belt is made primarily of polymeric material and is comprised of at...
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4388127 |
Method for wrapping three-dimensionally curved conductors
A system for applying insulating tape to a three-dimensionally curved conductor, particularly of the type used in high voltage applications. A wrapping ring having an axis of rotation is oriented...
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4372792 |
Manufacture of a flexible stranded optical fiber body
An overhead electric conductor with optical fibres loosely housed in the bore of a central core, which bore also contains a greasy water-impermeable medium 4, is manufactured by causing a preformed...
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4370183 |
Apparatus and method for holding and tacking material
An apparatus (30) and method is provided for holding and tacking an elongate material (12) onto a body (14), which body (14) may be toroidal in shape. The material (12) is applied to the body (14)...
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4295917 |
Winding of fibres
A machine for winding of fibres, especially as a circumferential reinforcement to a pipe extrudate in an extrusion channel, which comprises an open ended hollow rotating fibre carrier and guide...
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4288277 |
Molding system with retracting mold
A molding system for molding large diameter chimney liners of fibreglass reinforced plastic (FRP) utilizes a vertically oriented cylindrical mold for use in combination with a working platform...
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RE30369 |
Pipe wrapping apparatus
Pipe wrapping apparatus, having one or more pipe wrapping tape spindles with each of which is associated a take up spindle onto which tape backing is wound after the backing has been stripped from...
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RE30359 |
Method of making pile weatherstripping
A pile weatherstripping has a continuous length of a resin anchorage base with even lengths of filaments secured to opposite sides of the base along the length of the base and extending away from...
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