FIELD: production of felted articles. SUBSTANCE: felted article is produced from fibers, which are subjected to compaction so that during average service life of use thickness of article is reduced by less than 15% and compaction load is reduced to half the height by less than 40%. Method involves manufacture of article from felt; compacting article by means of compacting unit. Felted article may ...

FIELD: devices for acoustic treatment of producing formations including that for intensification of production rate of oil, water and other fluids from wells. SUBSTANCE: well acoustic radiator has upper head with content device for cable lug, lower head, airtight body. Body accommodates electronic unit, piezoelectric transducers formed of longitudinally polarized parallel-connected piezoceramic wa...

FIELD: complexes for measurement and research of paths of oil, gas, geothermal, iron ore and other wells. SUBSTANCE: projections of components of the Earth angular velocity on two sensitivity axes of azimuth transducer and projection of free fall acceleration of accelerometer sensitive axis are measured. Preliminary adjustment of inclinometer in stationary conditions is carried out at latitude of ...

FIELD: well logging in the course of well drilling for oil or gas with use of telemetering systems with wireless electromagnetic communication channel. SUBSTANCE: method includes setting-up of multifrequency electric field with use of sinusoidal voltage generated by downhole turbogenerator during operation of transmitter of bottom-hole telemetering system with wireless electromagnetic communicatio...

FIELD: well drilling. SUBSTANCE: invention is designed for measurement of bottom-hole parameters in the course of well drilling in shielding beds with high conductivity. Bottom-hole telemetering system has surface receiving and processing equipment, bottom-hole instrument with transducer and transmitter, electric generator, main electric separator fulfilling the function of dipole formed as a resu...

FIELD: well drilling; designed for measuring bottom-hole parameters in the course of well drilling. SUBSTANCE: bottom-hole telemetering system has surface receiving-processing equipment, bottom-hole instrument with electronic unit accommodated in string, and power source in the form of electric generator or cell battery. Power source is changeable and its upper end face has joining unit and/or dev...

FIELD: wind-power engineering; conversion of wind energy to other kinds of energy. SUBSTANCE: windmill has windwheel made in the form of rim and hub joined together by means of radial spokes carrying Savonius rotors which are free to rotate about their axes and to displace along axes of mentioned spokes. This displacement along spider axes is effected with aid of double-arm lever one of whose arms...

FIELD: chemical current supplies. SUBSTANCE: proposed additive has depassivating part and dispersing agent, their mass proportion being 1:1 to 1: 0.1. Soda ash may be used, for example, as dispersing agent. Combination of depassivator and dispersing agent ensures fast dissolution of additive in electrolyte thereby encouraging fast ingress of activating part of additive into plate block with the re...

PROBLEM TO BE SOLVED: To provide a method for manufacturing a sipe blade for a tire mold capable of simply and efficiently manufacturing the sipe blade [generating flexure by the difference between the shrink quantities (developed lengths)of a casting-in part and a sipe forming part when a material for the sipe blade is subjected to bending molding as it is] having a complicated shape. SOLUTION: I...

PROBLEM TO BE SOLVED: To solve a problem in clutch engagement failure determination of a hybrid automobile and control a driving mode based on it in which control is requested to be further suitable and attentive to respective failures. SOLUTION: Torque is applied to a front driving motor 34 to such an extent that a vehicle does not move, and the rotating state of an input shaft of a CVT 36 before...

PROBLEM TO BE SOLVED: To provide a driving force control device and control method for an automobile, capable of obtaining a satisfactory conformity between the driving performance required by a driver and an actual driving performance of the automobile to be added thereto. SOLUTION: This driving force control device is provided with (a): an engine torque control means for controlling the engine t...

PROBLEM TO BE SOLVED: To stabilize the braking force in the off-state of an accelerator and improve the dynamic characteristic in the on-state of the accelerator. SOLUTION: The target braking power Po in the off-state of the accelerator is split into the braking power Pe by the frictional force of an engine and the braking power Pm by the regenerative control of a motor (S104), and when the brakin...

PROBLEM TO BE SOLVED: To make a vehicular differential gear compact, and eliminate the need of troublesome adjustment at assembling, by abolishing an exterior parking brake and providing a brake by using a dead space in a gear case. SOLUTION: An input side bevel gear 12 is fixed to an input shaft 11, and an output side bevel gear 13 meshed with the input side bevel gear 12 is coupled with a differ...

PROBLEM TO BE SOLVED: To resolve complexity of a drive composition and complications of timing control for switching clutches when carrying out linear travel and turning action of a differential gear mechanism by drive of a hydraulic infinite variable- speed drive in a traveling transmission casing. SOLUTION: In the traveling transmission gear, power is interlocked from the differential gear mecha...

PROBLEM TO BE SOLVED: To prevent spoiling of a field face by providing smooth turning in a crawler type agricultural tractor. SOLUTION: A continuously variable transmission for steering interlocked and connected with an engine is attached to a transmission casing, and power is transmitted from the continuously variable transmission for steering to a power transmission system for steering inside th...

PROBLEM TO BE SOLVED: To keep a posture of an article at cutting a cylindrical film for smooth folding. SOLUTION: Respective articles 91 are arranged and received along an article carrying direction X in the cylindrical film 8 which has been formed to be cylindrical by winding it around the articles 91. While the respective articles 91 are carried as they are held at both sides of a direction orth...

PROBLEM TO BE SOLVED: To provide a bag making and packaging machine with which a film roll can be easily mounted and replaced, and which can prevent a film from meandering in a widthwise direction and does not require a large installation space. SOLUTION: A support shaft 3 is provided to be rotatable between a direction parallel to an installation surface of the bag making and packaging machine 10...

PROBLEM TO BE SOLVED: To provide a polyester resin composition showing an excellent compatibility, impact resistance and flow property for enabling the use of polyester resins such as crushed or re-pelletized products of PET bottles as materials for manufacturing large molded parts. SOLUTION: The resin composition contains (A) a polyester resin, (B) a block copolymer containing a crystalline olefi...

PROBLEM TO BE SOLVED: To provide an adhesive composition useful for an adhesive precursor in order to form a thermopeelable adhesive which enables to easily peel an article from an adherend at a working site, even when an adhesive area of an adhesive-bonded article (an adhesive sheet, or the like) is relatively large. SOLUTION: In the thermopeelable adhesive composition comprising (I) a crystallin...

PROBLEM TO BE SOLVED: To provide an improved guide system and an improved method for positioning an elongated strand in a liquid dispensing environment. SOLUTION: This guide system includes a guide mechanism for supporting and guiding the strand so as to be in alignment with a dispensing outlet of a liquid dispenser. The guide mechanism is adjustable along three orthogonal axes. A bead of a liquid...