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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 4. Отображено 4.
17-02-1994 дата публикации

Hydraulic drive for cam setting in IC engine - has hydraulic pump driven by reversible DC motor and separated from pump by non return valves cross linked to other feed lines.

Номер: DE0004227001A1
Принадлежит:

The relative setting of the cam and the camshaft for each cylinder, is controlled by a hydraulic servo cylinder (15) connected to both sides of a constant output hydraulic pump (10). The pump is driven by a reversible DC motor (11) and the servo is separated from the pump by non return valves (26, 28). The motor is a permanent magnet DC motor. The non return valves are cross linked to the other feed lines for pressure control and for return feed of fluid. A control valve (35) controls the return flow to the sump (38) as well as the pump take-up from the sump. ADVANTAGE - Power saving pump only operated when required. Variable cam setting control. Reduced power loss, so reduced exhaust emissions.

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28-10-1993 дата публикации

Radial piston pump with small axial dimensions - has cylinder block divided into two parts along plane parallel to central axis

Номер: DE0004213861A1
Принадлежит:

The radial piston pump is of very small size, esp. in the axial direction. It incorporates a cylinder block (11) which is divided into two part blocks (14) along a dividing plane (50) running through the central chamber (16) and outside each cylinder bore (15), arranged parallel to the central axis (12) of the chamber (16). The cylinder block is held in a housing (35) and secured by a pair of oppositely positioned screws (48). USE/ADVANTAGE - Radial piston pump has small axial dimensions, so reducing mfr. costs.

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28-10-1993 дата публикации

Radial piston pump having high delivery volume - uses lift curve element with peripherally spaced maxima to give harmonic movement

Номер: DE0004213815A1
Принадлежит:

The radial piston pump is of high capacity. The distance of the edge of the lift curve (29) from the axis (12) of the cam (18) has at least two maxima which are peripherally spaced from each other. The lift curve is so shaped that a harmonic movement is imparted to the radial pistons (28) which bear against it as the pump operates. USE/ADVANTAGE - Radial piston pump gives a high delivery volume for a small structural outlay.

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05-01-1994 дата публикации

Valve control for IC engine - has cam follower with adjustable length to ensure constant valve opening stroke.

Номер: DE0004221097A1
Принадлежит:

The control gear for an IC engine valve is driven through an operating stroke via a cam (36) and camshaft (37). It follows a return stroke via a cam follower (35,25) of adjustable length. The effective length of the cam follower from the start of the working stroke is reducible, such that the valve (12) opening stroke is at least approx. constant to the end of the stroke. USE/ADVANTAGE - Valve control for IC engine gives good petrol-air mixture feed to engine cylinder.

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