1529799 Radiography EMI Ltd 31 Oct 1975 [13 Nov 1974] 49074/74 Heading H4F A computed tomography scanner in which a fan-shaped spread of radiation beams 14 is subject to angular scanning has means for giving the radiation source a counter-rotation relative to the detectors, e.g. by scanning an electron beam along an elongated anode 13 of an X-ray tube 10, in a scan and flyback mode so that during ...

Radiographic apparatus is described for evaluating the absorption coefficient of a body at each of a plurality of locations distributed over a slice of a body. A source is arranged to produce a fan-shaped beam of radiation which is directed through the body and the source is orbited around the body about an axis intersecting the slice. Detectors are provided, and orbited in synchronism with the or...

PURPOSE:To evacuate smoothly air being stagnant between an unvulcanized tire and the molding face of a mold and to get rid of forming useless rubber projections, by providing specific grooves on a mold for molding a tire. CONSTITUTION:In a sectional type mold for molding a tire, vent grooves 12 extending in the tire circumferential direction are provided on the side wall faces of projecting part 1...

Hose winding cart essentially constituted by a support structure formed by a handle (1) and a base element, (2), both made of a suitably shaped metallic tube, which are reciprocally interconnected by two lateral elements (3) equal each other and able to receive respectively, the first one, a first stud (4) provided at its ends with connections (43-46) for the connection of hoses, and the other one...

An improved rotary cutter for a web material is proposed. It has a pair of rolls adapted to rotate synchronously in opposite directions and an axially elongated knife secured to each roll to extend axially. A plurality of rolling bodies are arranged around each roll to bear the shock upon cutting. Different means for preventing the knives from hitting the rolling bodies are proposed. This arrangem...

An electrically powered combined emergency and night light unit (10) has an integrally formed battery (42). The battery shares the housing (12) of the unit. The unit includes electrical circuitry for recharging the battery. The electrical circuitry includes a silicon controlled rectifier which is turned on by a photosensor to provide an automatic night light function. The electrical circuitry also...

SE DESCRIBE UN APARATO PARA ELIMINAR LAS MECHAS RESIDUALES DE LAS BOBINAS, EN EL CUAL LAS BOBINAS SON TRANSPORTADAS EN CONTACTO CON UNA CORREA SIN FIN REVESTIDA DE FIBRAS, QUE GIRA EN UNA DIRECCION OPUESTA A LA DIRECCION DE ROTACION DEL TRANSPORTADOR DE LAS BOBINAS, Y ESTANDO PROVISTO DE UNA TOBERA DE AIRE PARA PROYECTAR AIRE COMPRIMIDO CONTRA LAS BOBINAS, ELIMINANDO ASI, DE LAS BOBINAS, LOS FINOS...

UNA INSTALACION PARA EL TRATAMIENTO DE LAS PLANTAS EN HILERAS INCLUYE, TRASLADADO POR UNAS GUIAS EN ENTRESURCOS, UN BASTIDOR AUTOPROPULSOR DOTADO DE TRANSMISION ELECTRICA Y DEL ARBOL DE DISTRIBUCION, SOBRE CUYA PLATAFORMA HAY MONTADO UN DISPOSITIVO DE PULVERIZACION, UN BLOQUE DE CONTROL AUTOMATICO DE TRASLACION DEL BASTIDOR AUTOPROPULSOR Y DE TRABAJO DEL DISPOSITIVO DE PULVERIZACION Y LOS TAMBORES...

UN PRODUCTO FIBROSO NO TEJIDO EN DONDE EL MATERIAL FIBROSO CONSISTE TOTAL O PARCIALMENTE EN FIBRAS CAPACES DE FORMAR UNIONES CON FIBRAS NATURALES O ARTIFICIALES DEL MISMO O DISTINTO TIPO Y EN DONDE DICHAS FIBRAS CAPACES DE FORMAR TALES UNIONES SON FIBRAS DE CARBAMATO DE CELULOSA.; PCT No. PCT/FI87/00176 Sec. 371 Date Aug. 11, 1988 Sec. 102(e) Date Aug. 11, 1988 PCT Filed Dec. 29, 1987 PCT Pub. No....

To trimerise acetylene and acetylene compounds to give benzene or the corresponding benzene derivatives, acetylene or acetylene compounds are reacted at a temperature of 20 to 120 DEG C with the aid of a catalyst composed of tetrakis(triphenyl phosphite)nickel(0) and at least one other phosphite compound. The reaction is optionally carried out in a solvent.

Die Entwässerung der Papierbahn (1) geschieht bei einem durch die Papierbahn (1) geführten Wasserdampfstrom in einem Pressspalt (2) zwischen zwei Pressflächen (3 und 4) unter solchem Druck, daß mindestens ein Teil der Papierbahn (1) sich in gesättigtem Zustand befindet. Um diesen Wasserdampfstrom zu bewirken, sind im Bereich des Pressspaltes (2) Mittel eingesetzt zum Führen des Wasserdampfstromes ...

Zur inneren Abstützung beim Verschweissen zweier rohrförmiger Teile (1a, 1b) mittels einer am Aussenumfang angeordneten aufheizbaren Schweissvorrichtung (2) wird innen an der Schweissstelle ein zerstörbarer, wärmebeständiger Ring (3) angeordnet. Dieser Ring (3) besteht entweder aus einem spröden, durch einen Schlag von aussen zerstörbarem Material wie z.B. Glas oder Keramik oder aus einem wasserlö...

An electromagnetically-controlled fuel injection valve for diesel engines includes a body (2) having an upper electromagnetic metering valve (10) including an obturator (11) supported by an armature (13) and controlling communication between a control chamber (9) and a fuel discharge port (A). A series of radial notches (14) which may be empty or filled with an insulating material is formed in the...

For internally supporting two tubular elements (1a, 1b) during welding by means of a heatable welding device (2), arranged on the outer circumference, a destructible, heat-resistant ring (3) is arranged on the inside at the welding point. This ring (3) consists either of a brittle material which can be destroyed from the outside by a blow, such as for example glass or ceramic, or of a water-solubl...

Apparatus for producing packages with folded sealed wrappers employs an arrangement composed of rotatable wheels 1, 2, 3 equipped with sets of gripping devices 4, 5, 23, 24, 31, 32 (Figs 3-4) for taking up the individual packages. The holding devices 4, 5 of the first wheel 1 have heaters 21 which subjects the pre-folded wrappers to heat sealing while they are moved around with the wheel from a wr...

The utility model discloses a device used for supplying heat during the heating and hot water in other seasons for buildings. The utility model is a passive type solar energy utilization device with high efficiency and belongs to a solar energy application engineering. A water container and a wall of thedevice are combined integrally. A special building construction and components are adopted. The...

Surfactant-stabilized ternary complexes of dsRNAs in topical pharmaceutical compositions, optionally also including a lymphokine and/or an inhibitor of reverse transcriptase, are applied topically to the affected or exposed area to treat or prevent viral infections, such as herpes virus, and other infectious conditions, particularly venereally transmitted pathogens. Ternary complexes of two strand...

The present invention relates to a presentation player which is utilized in a digital, interactive communication system accessible to a plurality of subscribers who can select any of a plurality of pre-recorded video/audio presentations for viewing on their television sets. The presentation player includes a converter which is tuned to a channel for monitoring a digital stream of information inclu...