finish working of precision flat surfaces, particularly chemical and mechanical polishing of large-diameter silicon plates. SUBSTANCE: silicon plates are mounted with possibility of rotation around their axes and axis of spindle and they are arranged eccentrically relative to rotation axis of spindle. Relation of rotation numbers of spindle and polishing tool is selected in range (0.5-0.9) or (1.1...

precision instrument making. SUBSTANCE: invention can be used to inspect oil, gas and geophysical wells by movement of down-hole logging instrument in well. It solves problem of increase of precision in determination of azimuth and zenith angle of well, makes it possible to remove limitation from zenith angles thanks to transfer to other formulas determining increment of orientation matrix for zen...

wind-power engineering. SUBSTANCE: plant has its housing made in the form of set of one or more power modules whose interior is divided into two sections one converging to provide acceleration of air stream and other one expanding and filled with light-weight gas. EFFECT: improved effectiveness of plant and stability of power supply. 7 cl, 6 dwg

numerical devices and methods, data processing equipment. SUBSTANCE: device has database with prices for real estate items, unit of data processing, memory unit, which stores cost and location of real estate items in current calculation cycle, memory unit, which stores cost and location of real estate items in previous calculation cycle, memory unit, which stores costs of building of real estate i...

The invention relates to an endotracheal or tracheotomy tube with a central lumen (2) for supplying and carrying off respiratory air. The tube comprises the following: an inflatable sealing cuff (3) which surrounds the tube (1); a pipe for supplying compressed air to the cuff (3); an aspiration duct (6) situated above or below the cuff (3) and ending outside the tube (1); and a supply pipe (7), wh...

The object of the invention is to provide a dressing for wounds that permits a cover member (20) to be repeatedly unsealed or opened for inspection, medication of the wound or for any other purpose and then repeatedly resealed without loss of integrity of the seal. Opening and resealing may be accomplished by means of a hasp (18) comprising a latch (14) and an eye (16), or the like. The dressing m...

PURPOSE:To prevent a final gear from generating noise and make a compact size of the whole gear. CONSTITUTION:An output of a main transmission is input to an internal gear 216R of the third planet gear set 216 through a subinput gear 202 and a disk member 204 and transmitted to a suboutput shaft 206 through a pinion carrier 216Pc. Further, torque is transmitted to a final gear 210 through a spline...

PURPOSE:To enable a continuously variable transmission and friction clutch for travelling to be easily exchanged in a transmission structure for a service car such as agricultural tractor, rice planting machine for riding. CONSTITUTION:An input shaft 25 for transmitting power to a travelling device is disposed on one side of transmission cases 7, 9 for travelling and a transmission shaft 13 to whi...

PURPOSE:To practically use the upside angular part of a chuck-secured bag having the same form obtained by providing a discharge bag-making method capable of charging a substance to be packed with no problems, and besides, obtaining a chuck-secured bag having the conveniently narrowed width of an outlet port for taking out the substance to be packed even in the case where the bag is of the type th...

PURPOSE:To judge if the traction control operate in a prescribed state or not. CONSTITUTION:When a traction control demand signal is outputted on the basis of the detection of the idling of a driving wheel (S1), the control object (fuel supply quantity, ignition timing, brake oil pressure of the driving wheel) in correspondence with the traction control demand signal controlled (S2). Each standard...

PURPOSE:To thicken an oxide film over the surface of an anode lattice base, and thereby enhance over-discharge resistant leaving characteristics by suspending the process during battery jar formation. CONSTITUTION:In the case that battery jar formation is processed in a hermetic type lead storage battery in which electrolyte is held by an electrolyte holder, the process is for example, is suspende...

electronic engineering; light sources, plasma displays, cathode-ray tubes. SUBSTANCE: autoemission cathode is manufactured from at least one body containing first substance. Procedures include organizing roughness on emitting body surface, adding ions of second substance having low work function to emitting surface of body, and modifying emitting surface by exciting autoemission when applying vari...

An optical apparatus (10) is provided for non-destructive examination of characteristics of an object (102). The apparatus has a light source (28) for directing a beam of NIR Light towards the object (102), an aperture (24) for diverging the NIR beam through or reflected from the object, a collimating lens (30) for collimating the divergent beam, a diffraction device (32) for separating the collim...

PURPOSE:To provide an org. EL device which has a long life, can emit blue. and is excellent in luminance, emission efficiency, etc., by using a polycarbonate comprising specific repeating units as a luminescent and/or hole injection material. CONSTITUTION:An org. EL device is produced by using, as a luminescent and/or hole injection material, a polycarbonate comprising repeating units of formula I...

PURPOSE:To easily form a luminescent and/or hole injection layer by the spin coat method to give a long-life org. EL device by using a polycarbonate comprising specific repeating units as a luminescent and/or hole injection material. CONSTITUTION:An org. EL device is produced by using, as a luminescent and/or hole injection material, a polycarbonate which comprises repeating units comprising arom....

In a projection type color liquid crystal display apparatus, a polarization conversion section receives a luminous flux from a light source to convert the luminous flux into a unified luminous flux having a single linearly-polarized direction. A color separation section receives the unified luminous flux to selectively reflect a plurality of color components of the unified luminous flux individual...

PURPOSE:To provide a polymer dispersed liquid crystal panel which has an excellent scattering characteristic in a wide wavelength range. CONSTITUTION:Polymer dispersed liquid crystal layers 15a and 15b are formed between upper and lower array substrates 13a and 13b and a counter electrode layer 14 is formed in the middle between the liquid crystal layers 15a and 15b. The mean particle size of wate...

chemistry of polymers. SUBSTANCE: described is new composition comprising (1) low-viscous epoxy resin, (2) phenol chain extender containing more than 1 and less than 3 phenol hydroxyl groups per molecule and whose concentration varies from 0.1 to less than 0.6 phenol hydroxyl groups calculated per equivalent of low viscous epoxy resin, (3) catalyst which contains not more than 1 active hydrogen pe...

low-temperature electrical engineering. SUBSTANCE: method for producing superconducting wires for use in magnetic systems of charged-particle accelerators, energy storages, tomographs, cryogenic turbogenerators, and cryogenic motors includes installation of niobium-titanium alloy billet in copper or copper base alloy shell, sealing, hot extrusion , and cold strain to obtain bar, cutting of the lat...