Scale for measuring the amount of head or foam on a container of beer and converting it to a measure of actual beer comprises a foam scale and a beer scale with lines linking the two

摘要

Measurement unit for measuring the amount of beer in a glass or container including the foam or head of the beer, whereby the foam scale enables determination of the final amount of beer corresponding to a measured amount of foam. The unit has two scales (3, 4) for measuring foam height and indicating the corresponding beer amount.