FIELD: means for measuring flow rate of fluid medium.
SUBSTANCE: diaphragm assembly comprises multiple annular elements (110) configured to grip or receive diaphragm (200) arranged there between. Each annular element (110) comprises inner circular seal (150) molded thereon to create a seal between each annular element (110) and corresponding face surface (204) of diaphragm (200).
EFFECT: low probability of leakage, high accuracy of measuring fluid flow rate.
20 cl, 7 dwg
