VISCOSIMETRE FOR FLUIDS Russian patent published in 2009 - IPC G01N11/04 

FIELD: machine building.

SUBSTANCE: device comprises capillary fastened at the bottom of intake vessel comprising piston with rod, two limit switches, DC reversing motor and power supply. Cylindrical intake vessel comprises additionally movable platform coupled with piston rod and fixed platform. The latter accommodate force pickups and shutter that close the limit switch contacts representing hermetic contacts, DC motor RPM control unit. The latter incorporates nut arranged between taper plain bearings and set of gear wheels. One of the latter accommodates optocoupler, force pickup with universal data control and processing unit comprising RPM control circuit. Proposed device comprises also viscosity display and power supply.

EFFECT: high-accuracy viscosimetre.

3 dwg