AUTOMATIC TNT HARDENING TEMPERATURE RECORDER Russian patent published in 2016 - IPC G01N25/04 

FIELD: measuring equipment.

SUBSTANCE: invention relates to devices for determining temperature of hardening of TNT. Proposed device comprises sampler, measuring chamber (1) with temperature sensor (2) and unit of liquid TNT mixing before its crystallization, membrane pneumatic drive (4) of valves (11, 12) for supply of heat and cooling agent, bridge circuit for recording and automatic control system. Wherein said unit for mixing of liquid TNT is composed of helically-auger mixer (3), covering thermal sensor (2), connected with flexible spring (5) to continuously acting membrane pneumatic drive (4).

EFFECT: increased measurement accuracy.

1 cl, 3 dwg