FILLED-SYSTEM THERMOMETER Russian patent published in 2001 - IPC

FIELD: means for measurement of temperature of liquid and gaseous substances. SUBSTANCE: the filled-system thermometer has a Bourdon tube, body, scale, temperature compensation device, transmission mechanism and a pointer. The transmission mechanism and the temperature compensation device are made in the form of a U-shaped dog and a bell-crank with an axle. The bell-crank is bent in the plane of the scale in a V-shaped manner. One of the arms of the bell-crank serves as the pointer, and the other serves as the drive lever of the draw spring. The draw spring is installed on the bell-crank axle. One end of the draw spring is fastened on the body, the other - on the arm of the drive lever. EFFECT: enhanced accuracy of adjustment of the spread in temperature characteristics of the Bourdon tube. 2 dwg