Two optical fiber segments are spliced in an end-to-end fashion by first axially aligning the optical fiber segments, and then fusing the optical fiber segments with a converging conical light beam convergently focused to an apex region along the optical fiber. The converging conical beam heats the optical fiber segments and the splice in a circumferentially uniform manner. The apex region at whic...

PURPOSE:To prevent a main case from weakening in its strength by arranging an electromagnetic clutch outside the main case. CONSTITUTION:An electromagnetic 87, attracting member 89 and inner/outer side friction plates 81, 85, which constitute a pilot clutch 33, are all arranged outside a differential gear case 39 in which a main clutch 31 is mounted. In this way, a line of magnetic force 107 of th...

A method and apparatus for motion correction of image information collected in cardiology inspection systems, comprising injecting a radioactive fluid into the patient, detecting radiation emitted by said radioactive fluid circulating within the patient while the patient is in motion, generating an electronic signal from said detected radiation, and manipulating said electronic signal to generate ...

The present invention, called safety device intended for controlling the position of materials, of sheet-holder type, relates to the fitting of sensitive and adjustable sensors indicating the position of the materials to be cut, to be printed or used in silk-screen printing associated with an anti-repetition electronic circuit, slaving of jack elements and control electronics. According to Figure ...

A dialysis unit has a tank (2) divided into chambers by cation exchange membrane (1), e.g. made of a copolymer of styrene and divinyl benzene; an aqueous solution of hydroxylamine sulfate and a solution of nitric acid are placed in adjacent chambers and allowed to dialyse so that the NH3OH<+> and H<+> ions pass through the membrane and the nitric acid is converted to hydroxylamine nitrate as desir...

In this combustion engine with two-stage register supercharging, excess exhaust gas from an exhaust collector (2) in the engine (1) is utilised in a turbine (7) which can transmit its output to the output shaft (9) of the engine (1) via a clutch (8). One of the two exhaust turbochargers (3; 4; 28) is also fed at either full or restricted rate from the exhaust gas collector (2) depending on the par...

In a device and a method for the regulation of the controlled infeed of web material to a printing machine, a control component of a differential gear placed ahead of a web drive roller is driven by a second continuously adjustable drive by the main drive of the printing machine. Control of the second drive takes place via a servomotor which is connected by a control circuit with a tensioning roll...

A layer of plastic (12), either in film or coating form, is bonded to a sheet of non-woven material (10) to form a base. When film is used, it is preferably smaller in size than the non-woven material and affixed to the top surface thereof by an acrylic adhesive (11). The plastic film is coated, on its exposed surface, with a layer of acrylic adhesive (16). When the plastic is in the form of a coa...

The utility model discloses a water supply automatic stop device of a solar energy water heater, comprising a casing, a water inlet cover, a drive rod, a through hole plug (4), a through hole component (8), an overflow resistance component, etc. The water supply is stopped by the mechanical actions of the internal components of the devices, utilizing the flowing force of the water in a water pipe ...

An on-line method of inspecting an apertured mask sheet (10) to be formed into a shadow mask for a colour cathode ray tube is disclosed. In one of several embodiments described the mask sheet (10) is linearly scanned by a laser spot (32) transverse to the direction of advancement (30) of the mask sheet. The peak values of the grey levels of the laser light transmitted by the mask sheet are detecte...

PURPOSE:To obtain the plastic film which maintains good adhesiveness and has an excellent antistatic properties by providing a layer contg. polyvinylidene chloride between an antistatic layer and the plastic film. CONSTITUTION:The antistatic layer contg. an ionic high-polymer material is laminated and the layer contg. the polyvinylidene chloride is provided between this antistatic layer and the pl...

A bottle inspecting apparatus comprises means for conveying bottles while rotating the same; a first light source for exposing only the bottle finish with light; a second light source having a radiation spectrum different from that of the first light source for exposing the thread of the bottle neck; a filter for discriminating the light of the first light source scattered at the bottle finish and...

PURPOSE:To detect an instantaneous fault of a multiplexer by providing an idle time when switching an input signal of the multiplexer, and detecting at every idle time whether an output signal voltage is within a prescribed range or not. CONSTITUTION:When a scanning signal is inputted to a multiplexer 21, a switch 211 is turned off, and after an idle time T has elapsed, a switch 212 is turned on, ...

Apparatus for automatically controlling a farm crop vehicle by sensing the locations of rows of crop ahead of the vehicle, and adjusting steering and speed accordingly. The apparatus senses the plants in rows on both sides of the vehicle as the vehicle encounters them. The data thus obtained are processed by an on-board microcontroller to determine the lateral location of the crop vehicle relative...

A fibrous anisotropic permanent magnet is disclosed comprising fibers composed of an alloy comprising at least one of a rare earth metal selected from Nd, Pr, Dy, Ho, Tb, La, and Ce; Fe or Fe and Co; and B, said fibers having a mean diameter of from 50 to 1,000 mu m and exhibiting magnetic anisotropy. The fibrous anisotropy permanent magnet jis prepared by extruding a molten alloy comprising at l...

The present disclosure relates to an infrared ray moisture meter which measures moisture of paper using absorption of infrared rays, and more particularly to an infrared ray moisture meter in which penetration and scattering by paper is done enough independent of whether the paper is thin or thick, the sensitivity of which is high, and in which attenuation of rays is small and error of measurement...

A method of making an apexed bead for a tire comprises the steps of providing a supply of rubber and a supply of bead wire. The rubber is extruded around at least one bead wire. An apex leaf projects from the rubber extruded around the bead wire to form a bead ribbon. The apex leaf extends in a direction laterally from the extent of the bead wire and is located between a pair of planes which are c...

A hydrocyclone (10) establishes a first vortex (15) of fluent material at one end (e.g. in a top portion 4), and a second vortex at the other end (e.g. in a bottom portion 24). The first vortex is established within a porous surface of revolution (18) to which gas or other fluid is supplied, passing through the porous surface into the first vortex. The second vortex is established by a conical end...

The invention relates to a wheel cylinder for a drum brake, comprising a body (2) provided with a longitudinal bore, two pistons (4,6) sliding in opposite directions outwards in the bore under the action of a pressurized fluid introduced between the pistons against the return springs of the shoes of the brake, and a mechanism limiting the return travel of the pistons when the pressure is released....

Working pistons, in particular those of brake boosters, have to tolerate a considerable number of changes in stress and great forces acting on the piston. Simultaneously, it is an object to construct the pistons as light-weight as possible. Due to the considerable forces in the axial direction, it is imperative for the piston to be well secured on the guiding axis. On the other hand, the central g...