AUTONOMOUS PRESSURE GAUGE Russian patent published in 2009 - IPC G01L23/10 

FIELD: physics, measurement.

SUBSTANCE: invention is related to measurement equipment and may be used for measurement of shock wave pressure. Autonomous pressure gauge that comprises piezoelectric detector and measurement unit, which consists of analog-digital transducer, memory unit, element of unit number recording, at that the second digital outlet of analog-digital transducer is connected to the inlet of memory unit, the first outlet of analog-digital transducer is connected to the inlet of instrument number recording unit, outlet of which is connected to the second inlet of analog-digital transducer, the following components have been introduced - OR element, AND-NOT element, unit of control signals generation, unit of information pickup, which comprises memory sticks, information port, at that outlet of piezoelectric detector is simultaneously connected to the first inlet of the first OR element and inlet of AND-NOT element, outlet of which is connected to the first inlet of unit of control signals generation, the second and third inlets of which are connected accordingly to the first outlet of analog-digital transducer and outlet of power supply source, outlet of control signals generation unit is connected to the second inlet of OR element, outlet of which is connected to the first inlet of analog-digital transducer, the second digital outlet of which via memory unit and memory sticks is connected to digital inlet of information port, digital outlet of information port is outlet of information pickup unit.

EFFECT: automation of process of information pickup on serviceability of autonomous pressure gauge and on parameters of shock wave pressure.

2 cl, 2 dwg