Why are coaxial cylinder rheometers in publications mostly described as Couette, even though they may actually be of the Searle type (DIN 53019-1)?

The DIN Standard ( DIN 53019-1) and some websites (https://wiki.anton-paar.com/en/how-to-measure-viscosity/) make a distinction between the Couette and Searle type of coaxial cylinder rheometers....

01 January 1970 6,812 0 View