FIELD: mechanical engineering. ^ SUBSTANCE: method comprises grinding and finishing the working surface of the lapping tool and making microscopic hollows in the working surface by means of exposing the surface to the air-abrasive jet that outflows from the nozzle at the distance X = (1-3)dc with lateral feeding S = 0.7d0, where dc is the diameter of the nozzle and d0 is the diameter of the hollow...

FIELD: mechanical engineering. ^ SUBSTANCE: gear box comprises housing and pinions for transmitting rotation of the driving shaft to the driven shaft. The pinions are interconnected in two blocks and define a gear box of pinion blocks. The pinions of each block are axially aligned and arranged in the order of increasing or decreasing of their outer diameter. Each driving pinion engages only the dr...

FIELD: food, chemical and other industries. ^ SUBSTANCE: invention relates to packing equipment, namely, to forming hose of packing material. Proposed device contains forming member in form of rectangular section branch pipe with beveled forming end face, and guide member in form of collar made of planes tilted relative to longitudinal axis of branch pipe is connected with branch pipe. Collar is d...

FIELD: automated control over technological processes in oil extractive and other industrial branches, having branched engineering networks for collecting, transporting and distributing material and energetic flows. ^ SUBSTANCE: method includes measuring loss of flows in engineering system, including elementary and aggregated technological nodes, controlling balance of flows in all elementary node...

FIELD: drilling and operation of wells, possible use for receiving information transferred by well module of telemetric system by means of magnetic flow via column of pipes. ^ SUBSTANCE: coil has body made of non-magnetic material in form of cylinder with longitudinal slit and sides, on external surface of cylinder winding is wound. Under the winding a permalloy layer is made. Winding is protected...

FIELD: wind power engineering. ^ SUBSTANCE: invention can be used I self-contained power supply systems employing renewable types of energy, and also to supply submersible electric pumps and other power consumers. Proposed wind-driven electric plant contains differential gear train, windmill, windmill shaft speed sensor, dc machine, voltage inverter, storage battery, field regulator, field switch ...

FIELD: pump engineering. ^ SUBSTANCE: jet well pump installation comprises packer with central passage and jet pump whose housing is provided with passage for supplying fluid to the nozzle and passage for supplying fluid to be pumped from the well. The outlet of the diffuser of the jet pump is connected with the space downstream of pipes. The nozzle of the jet pump and passage for supplying fluid ...

FIELD: computer engineering; payments for goods and services with discounts. ^ SUBSTANCE: customer card identification information is entered; information is identified and information about every customer who expressed his agreement to the conditions of trade is entered into archive block of database. Customer chooses the required goods, identification information is entered into memory block of ...

FIELD: instrument industry. ^ SUBSTANCE: flow meter comprises housing composed of three parts and turbine mounted in the intermediate part in bearing for permitting rotation. The intermediate part is made of ribs provided with recesses for receiving the turbine and is mounted eccentrically with respect to the common axis of the housing. The ribs are provided with dummy passages that receive the pi...

FIELD: automation of record keeping for various services, operations, and other actions subject to recording. ^ SUBSTANCE: method for recording given parameters during provision of services includes providing individual information carriers to each specialist and each client involved in provision of services, for recording the data required for later record keeping. Certain keeping modes are set o...

FIELD: oil and gas industry, possible use for geophysical research of active wells. ^ SUBSTANCE: sensor of thermo-indication of liquid influx in a well contains indirect type heater, measuring sensor and well liquid temperature compensation sensor in unitized body. Aforementioned sensors and heater are positioned in heat-conductive paste and positioned in the body in following order, starting from...

FIELD: means for distributing goods and services in network marketing. ^ SUBSTANCE: system contains subsystem of banking establishment with block for receiving money, block for registering participants and payment block, controlling company subsystem, containing recording device, registration block and block for receiving information about participants of system, output block for aforementioned su...