Procedimiento para iniciar un proceso de soldadura láser híbrido para la soldadura de chapas revestidas (3), efectuando por lo menos un proceso láser con un láser (13) y un proceso de soldadura bajo atmósfera de gas protector con una unidad de atmósfera de gas protector (5), precediendo el proceso láser al proceso de soldadura bajo atmósfera de gas protector, y posicionando el proceso de soldadura...

Método de mecanizado láser de materiales compuestos de resina epoxi reforzada con fibras de carbono. Consigue el corte lineal y circular del material con una extensión reducida de zona afectada térmicamente por la acción del láser, con lo que se reducen los daños y por tanto se puede aplicar el método industrialmente. La fuente láser usada es un generador láser de Nd:YAG, operando únicamente a la ...

MéTODO PARA ASSEGURAR A AQUISIçãO DE UMA AMOSTRA REPRESENTATIVA DE UMA JAZIDA SUBTERRáNEA A PARTIR DE UM FURO DE POçO, E MéTODO DE VALIDAçãO DE UMA AMOSTRA DE FLUIDO DE JAZIDA OBTIDA DE UM FURO DE POçO. Trata-se de métodos destinados a assegurar a obtenção de uma amostra de formação e/ou de fluido representativa de uma jazida subterrânea. Um método de validação de uma amostra de fluido de jazida o...

DISPOSITIVO PARA REDUZIR A TENSãO EM UMA ALIMENTAçãO ELASTOMéRICA Um método e dispositivo é fornecido para reduzir a tensão em urna tira de alimentação elastomérica. O método inclui fornecer um dispositivo para engate com a tira de alimentação, empurrar a tira de alimentação para frente pelo dispositivo quando a tira de alimentação pára ou quando a tensão excede um certo valor, e então empurrar a ...

The present invention provides an apparatus for connecting two pairs of conductors and one pair of ground wires and for allowing separation of the same upon the application of a tensional force upon at least one of the conductors or ground wires. The apparatus comprises two plates that each defines three holes configured to receive two conductors and a ground wire, wherein the plates are positione...

A shade structure includes a vertical column and a roof having a cover, a framework supporting the cover, and a mount attached for rotational adjustment to a top of the column and supporting the roof on the column. The framework includes a triangularly-shaped main beam arrangement comprising a plurality of beams secured together to form a triangle that lies in a vertical plane and that defines a p...

An improved transportable paper towel dispenser intended to be worn on the person of the user for the purpose of having a constant access to a roll of paper towels when cleaning. The transport assembly supports an adjustable tension mechanism and a dowel system bearing a roll of paper towels. The transport assembly, tension mechanism and dowel system are interconnected by pulley systems that contr...

A tool for use in a powder metal process is disclosed. The tool includes an upper tool and a lower tool. The upper and lower tools may include multiple members for each tool. The lower tool having a predetermined cross sectional profile that continuously expands outward from or near a center point of the lower tool. The lower tool is also secured within a press for the powder metal process via a f...

A device for opening shellfish which includes a base and a reconfigurable handle pivotably connected to the base. The device also includes multiple blades operatively associated with the reconfigurable handle such that each of the blades may be selectively positioned in an operative orientation to open shellfish.

Disclosed herein are devices for altering gaseous flow within a lung to improve the expiration cycle of an individual, particularly individuals having Chronic Obstructive Pulmonary Disease (COPD). More particularly, devices are disclosed to produce collateral openings or channels through the airway wall so that expired air is able to pass directly out of the lung tissue to facilitate both the exch...

A powder metal tooth part and a method of producing a toothed sintered metal part by uniaxially compacting an iron or iron-based powder having coarse particles in a single compaction step, subjecting the part to sintering, and subjecting the part to a surface densifying process.

The present invention describes a method and apparatus for the detection and measurement of surface imperfections within a predetermined size range, contained on the surface of a machined cast metal component. The invention provides a novel illumination and image acquisition technique that allows the inspection of large cast machined surfaces without movement of the component, sensor or illuminati...

A geographic information system (GIS) displays geographic roadway data, geographic track data and geographic train position data. The GIS includes a GIS database having static roadway and track data. A computer aided dispatching (CAD) system includes a task to determine an occupied track section. A web server includes a first routine determining geographic starting and ending positions of the trac...

A method for automatically controlling a mining machine. In the method a route is determined for a mining machine (14) in the form of successive, interconnected segments in a coordinate system fixed in a relation to the mine, the segments in turn being determined as successive points located at a distance from one another. The location of each point is determined in the coordinate system fixed in ...

A method for automatically guiding a mining machine ( 14 ) provided with a route determined as successive route determined as successive route points in the mine. In the method, data relating to the successive points are used for determining additional route between the successive route points for guiding the mining machine ( 14 ).

SE PROPONE UN METODO PARA FABRICAR UNA ESPUMA DE CELDA RIGIDA CERRADA BASADA EN POLIISOCIANATO FABRICADA POR REACCION DE UN ISOCIANATO ORGANICO CON UNA COMPOSICION POLIOL COMPUESTA POR AL MENOS: A) UN POLIOXIALQUILEN POLIETER POLIOL INICIADO POR AMINA AROMATICA CON UN NUMERO DE HIDROXILOS DE 200 MEQ POLIOL / G KOH O MAS; B) UN POLIOXIALQUILEN POLIETER POLIOL INICIADO POR AMINA ALIFATICA CON UN NUM...

Un sistema (10) de transmisión por correa para una planta de producción de energía del tipo que tiene una polea (24) del cigüeñal, una polea de accesorios, una polea del motor/generador (14), un primer tensor de la correa (26), una primera polea (28 del tensor de la correa, y una correa de transmisión (30) de potencia, arrollada alrededor de la mencionada polea del cigüeñal, en donde la mencionada...

Un método para disolver un contaminante, o eliminar un contaminante, de la superficie de un sustrato, que comprende la etapa de poner en contacto el sustrato con una composición que comprende de 51 a 99 por ciento en peso 1,1,1,3,3-pentafluoropropano, y de 1 a 49 por ciento en peso de 1,1,1,3,3-pentafluorobutano.; The invention relates to mixtures of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3-pent...

Un sistema para eliminar por ablación un tejido, que comprende: un medio para proporcionar una bobina (34; 92; 102; 122; 123) que se construye de una aleación con memoria de forma; un medio (10) para introducir dicha bobina en una víscera hueca (56); un medio (22; 100, 108, 114, 118; 124; 125) para conectar circunferencialmente dicha bobina con una pared interna de dicha víscera para definir una r...