A tire manufacturing process of the type which employs a reusable rubber or the like curing bag or bladder. The process includes deflating, between curing cycles of the tire manufacturing process, the curing bag or bladder; preventing oxygen bearing medium entering the curing bag or bladder; and supplying a non-reactive medium upstream of the curing bag or bladder to maintain the bag or bladder in...

SISTEMA DE RAYOS X PARA LA FORMACION DE IMAGENES.CONSTA DE UNA FUENTE DE RAYOS X (10); DE UN INTENSIFICADOR DE IMAGEN (12); DE MEDIOS DETECTORES DE RAYOS X; DE UNA CAMARA DE TELEVISION (14); DE UNA PANTALLA DE MONITOR (16) PARA VISIONAR LA ESTRUCTURA INTERNA DE LA MUESTRA; Y DE MEDIOS DE INTERPOLACION DE TIPO BIDIMENSIONAL (22).; The image signal in a radiation imaging system is improved by establ...

A machine sequentially manufacturing a plurality of reinforced substrates such as shoe uppers, comprising a powder deposition station (30) wherein a stencil assembly (42) [Fig. 6] applies powder onto an annular receiving belt (22), the powder being applied in a three- dimensional configuration because of a peripheral spacing element arranged on the cut- out between the stencil (42) and the receivi...

A system for mounting a mattress cover to a mattress core is provided. The mattress cover to be mounted typically has top, bottom, and skirt portions with a closable opening adjacent the skirt portion. The system includes a web mounted to and extending along a portion of the side periphery of the mattress core, and a freely positionable fastener having an enlarged head and a pointed extension memb...

This invention concerns with the technique of controlling axial movement of a focusing member in the objective lens system based on the signal representing the object distance from the automatic distance measuring means. More particularly, as the provision for manual and automatic focusing modes is made, it relates to a technique of building a mode selection mechanism into the mechanical mounting ...

A device for detecting unacceptable defects in a neck area of hollow glass articles transported by a feeding element has a light source spaced from a path of feeding of the articles and arranged to illuminate the neck area of the latter, a projecting element arranged to project an image of the neck area of each of the glass articles, an image receiving element arranged to receive the projected ima...

POLYOL PRE-MIXTURE FOR MIXING FLAME-RETARDANT POLYURETHANE FOAM PLASTICS The disclosure relates to a storable polyol premixture for making flame-retardant polyurethane foam plastics consisting of a mixture of a polyester polyol or polyether polyol and an ammonium polyphosphate as a flame-retardant agent. The pre-mixture contains more particularly an ammonium polyphosphate which corresponds to the ...

A generator for providing electric energy in a borehole during drilling thereof, the generator comprising an anchor which is movable in a reciprocating mode in response to pressure pulses in the drilling fluid caused by rapidly opening or closing a valve.

Polyimide compsns. and polyamide-acid compsns. readily convertible to them contg. residues (1) min. 20 mol.% residues of formula (I) and/or (II) and (2) min. 50 mol.% residues of formula (III) and/or (IV). A = an aromatic diether anhydride (or precursor) residue of formula (V). Y = an aromatic diether diamine residue of formula (VI). K = C6H4-W-C6H4 and G = C6H4-E-C6H4; W, E = independently a dire...

1. Process for the manufacture of a cellular material by reaction of an organic polyisocyanate prepolymer with water in the presence of an additive capable of fixing water, a catalyst for the prepolymer, a surface-active agent, a blowing agent, optionally a liquefier and optionally additional inorganic fillers, starting with individual premixes of these constituents, characterized in that at least...

In a process for the production of a shaped article involving the remelting of a polyamide which has been subjected to a drying stage, such as that which occurs during solid phase polymerisation, the stage of conditioning the polyamide prior to remelting can be reduced or even avoided by adding a controlled amount of water to the polymer when molten or immediately prior to its remelting.

A process of producing a fibre-reinforced composition comprising drawing a plurality of continuous filaments through a melt comprising a mixture of a thermoplastic polymer and a plasticizer for the polymer in the weight ratio between 1:4 and 99:1 of polymer to plasticizer, preferably in the weight ratio 1:1 to 19:1, the plasticizer being thermally stable at least up to the temperature of the melt ...

Method and apparatus for producing a fabric from a fibrous web comprising at least 5 percent thermoplastic fibers, said method comprising superimposing the web on a first carrier belt, superimposing a second carrier belt on the web, causing the web and belts to travel about at least two heated rolls, and cooling the web between the belts.

A multifilament yarn of an aromatic polyamide, in particular poly-p-phenylene terephthalamide, is provided with an adhesive coating of a cured epoxy compound, the yarn having a free epoxide content not higher than 10 mmoles/kg. The yarn is made by spinning a solution of an aromatic polyamide into a coagulation bath and subjecting the resulting filaments to the subsequent steps of washing, applying...

HIGH SPEED TRANSPORT SYSTEM FOR NEWSPAPERS AND THE LIKE This invention relates to transport systems for carrying newspapers, inserts and the like along transport paths between processing stations and more particularly it relates to precision high speed transport systems capable of transporting papers on-line from presses operating at speeds in the order of 60,000 individual pieces per hour at prec...

The invention relates to a periscope installation sighting head, particularly for a submarine, located at the upper end of a periscope mast and including at least one optical sighting unit off-set laterally with respect to the axis of the mast. To stabilize, in azimuth and in elevation, the image provided by the sighting unit when the mast is animated by a swinging movement, the sighting unit is p...

In an assembly of electronic components, including elemental electronic components, subassemblies or integrated circuits insertable into housings, and a system carrier having a surrounding injection-molded housing base of thermoplastic material, active zones of the electronic components and external electric terminals of the system carrier having electrical contacts connected by wires bonded there...

To compact such scrap materials as relatively comminuted chip, waste, and the like, an apparatus is provided which comprises a vertically extending briguetting machine, upstream whereof there is provided at least one horizontal pre-compression device. The briquetting machine has a portal-like configuration and a vertical compacting ram arranged to penetrate a side intake feed chamber and a vertica...

APARATO DE FABRICACION DE BANDAS DE CIERRE DE CREMALLERA CONTINUAS.CONSTA DE UN PALPADOR (70 DISPUESTO EN UN ORGANO MOVIL (15), EL CUAL LLEVA INSTALADOS DOS DESPLAZADORES DE CINTA MONTADOS EN EL ORGANO DE MOLDE, SUSCEPTIBLES DE MOVIMIENTO, LOGRANDO QUE UN EXTREMO POSTERIOR DE LOS ELEMENTOS MOLDEADOS POR INYECCION ANTERIORMENTE POR EL PALPADOR. EL PRIMER DESPLAZADOR DE CINTA LLEVA UN RODILLO TENSOR...

A porous refractory object, more particularly a porous silicon carbide igniter is shown, the interconnecting pores and passageways of its body being filled with sub-micron sized silicon carbide particles deposited therein from a slurry coated on the surface of the object, which particles are subsequently oxidized at least on the surface and within the passages or pores in the subjacent surface por...