1. Máquina para corte transversal de bandas de material, en especial bandas de papel o de cartón, con un tambor inferior de cuchillas (1) y con un tambor superior de cuchillas (2), que tienen cada uno de ellos por lo menos una cuchilla (7, 8) que se extiende en dirección aproximadamente axial, y con por lo menos un motor de accionamiento eléctrico (21, 22) con rotor (25, 26) y con estator (27, 28)...

The utility model discloses a colloidal battery which consists of a battery groove 6, a negative plate 4 of a small plastic grain 13 with the surface injection moulding distributing uniformly, a positive plate 9, a positive group 8 consisting of a plurality of positive plates and a negative group 3 consisting of a plurality of negative plates. The positive and the negative plates are alternated wi...

In an x-ray beam computed tomography apparatus having a ring anode scanned by an electron beam for producing an x-ray beam which rotates around an examination region, measurement of the intensity distribution in the electron beam is enabled at various locations of the ring anode during operation. For this purpose, the ring anode can have at a number of locations around its circumferential directio...

A web sterilizing device comprising a sterilizing solution tank, web guide means for guiding a web W so as to bring the web w into the tank, dip the web w in a sterilizing solution within the tank and thereafter move the web W out of the tank, a pair of endless chains extending in parallel to each other both inside and outside the tank, chain guide means for guiding the chains so as to move the ch...

The invention relates to a computer system for data management including at least the management of data relating to the trading of warrants (citi CATS-OS), comprising a data processing system (1), an input unit (2), a display unit (3) and a data input (5), wherein the display unit (3) displays a first mask having a format allowing the input of a request for specific data by the input unit (2), th...

A fully-sealed lead-acid accumulator features that its negative electrode uses laminated plate structure and the air-permeable hydrophobic high-molecular film is filled between two adjacent plate electrodes. Its advantages include less water loss, slow acid corrosion and no air expansion.

Steel object produced by decomposing a liquid metal stream of an alloy with nitrogen to form a metal powder and compacting the powder with optional deformation comprises a chemical composition containing (in weight %) 1.51-2.5 carbon, up to 0.8 silicon, up to 1.5 manganese, 3.5-4.5 chromium, 13.3-15.3 tungsten, 2.0-3.0 molybdenum, 4.5-6.9 vanadium, 10.05-12.0 cobalt, up to 0.52 sulfur, up to 0.2 n...

An alloy powder for bonded rare earth magnets is prepared by melting an alloy consisting essentially of 20-30 wt% of Sm or a mixture of rare earth elements (inclusive of Y) containing at least 50 wt% of Sm, 10-45 wt% of Fe, 1-10 wt% of Cu, 0.5-5 wt% of Zr, and the balance of Co, quenching the melt by a strip casting technique, to form a rare earth alloy strip containing at least 20% by volume of e...

The present invention aims at providing one kind of environment protecting solid accumulator superior to traditional lead-acid accumulator, which has low capacity, poor stability and need of regular maintenance. The solid accumulator is prepared through mixing deionized water, active agent, curing agent, stabilizer and crosslinking agent. Specifically, sulfuric acid, monocrystal silicon, fruit aci...

The colloidal electrolyte for accumulator consists of silicon dioxide, polyacrylamide, phosphoric acid, sulfuric acid and deionized water in certain proportion. The colloid of crosslinked polyacrylamide and gaseous silicon dioxide and has high stability, less separation between colloid and liquid while charging, no need of extracting free liquid after colloid injection, low manufacture error and n...

A notification method of operation information of an apparatus, comprising adding at least one information of information on a user of an object apparatus, information of an operation procedure of the object apparatus concerning a problem having occurred in the object apparatus, information of an operation history of the object apparatus, information in which an operation condition of the object a...

The present invention generally provides an apparatus and a method for inspecting a substrate in a processing system. In one aspect, a light source is used in conjunction with an optical receiving device, such as a camera having a CCD, to illuminate and inspect a substrate for various optical signatures. The data collected during an inspection cycle is processed to determine substrate topography i...

LA INVENCION SE REFIERE A UNA RUEDA GIRATORIA AJUSTADA CON SENSORES DE MEDIDA DEL ANGULO ROTACIONAL Y DE GIRO MONTADA EN UN VEHICULO SIN CONDUCTOR DE MANERA QUE EL MOVIMIENTO LATERAL DEL VEHICULO PUEDE SER DETECTADO Y ANOTADO MEDIANTE EL SISTEMA DE NAVEGACION Y GUIA DEL VEHICULO. UNA REALIZACION PREFERIDA DE LA INVENCION ES UN VEHICULO SIN CONDUCTOR QUE COMPRENDE UNA SISTEMA DE NAVEGACION Y GUIA Q...

Una unidad de control de rodillo para una transmisión de relación continuamente variable del tipo de aro de rodamiento toroidal de tracción de rodamiento, dicha unidad de control de rodillo constando de: un cilindro (6) que tiene una pared del cilindro y una pared extrema; un pistón (8) dentro del cilindro y al que se conecta un rodillo (28) para movimiento con ello; que se caracteriza por el hech...

Process for devitalizing a tooth by transmission of a high-frequency electric pulse to the vascular and nervous tissue in the root canal by insertion in said canal of an electrode in the form of a needle (100), said pulse being generated by an electronic apparatus (10), values of power, time and frequency of said electric pulse being automatically regulated by the electronic apparatus in accordanc...

Continuous recovery of linear polyesters, e.g. polyethylene terephthalate (PET) and polybutylene terephthalate (PBT) from polyester waste of very variable form by melting the waste, adding a diol and recondensing the treated melt. The recovery of linear polyesters comprises: (i) melting the waste, which is undried or not completely dried, causing hydrolytic degradation of the polymer chains by the...

An electronic scanner having a light source and a light sensitive head is connected via a cable to a computer. The scanner head detects reflected light from the surface of the composite material and generates an electronic representation of the surface. A conventional software driver interprets the scanner output to produce an electronic bit-mapped image. The electronic image is then displayed so ...

Provided is a composite film comprising a continuous phase of para-oriented aromatic polyamide and a phase of low-dielectric resin, said film having a dielectric constant at 1 MHz of not more than 3.2 and a linear thermal expansion coefficient at 200 to 300 DEG C of within ±50x10-6/DEG C. The composite film has characteristics such as a low dielectric constant, favorable mechanical streng...

The invention relates to a polyolefin copolymer composition produced with a catalyst having a metallocene, complex in a single reactor in a process for the polymerization of an α-olefin monomer with one or more olefin comonomers, and a molecule weight maximum which occurs in that 50 percent by weight of the composition which has the highest weight percent comonomer content. Preferably, the composi...

Aqueous suspensions of water-soluble hydrophobically modified polyurethanes, polyacrylates and poly(acetal- or ketal-polyethers) and carbon containing salts, process of making the suspensions and process of using them as thickeners for aqueous systems.