DISPENSING DEVICE PROVIDED WITH AN ACOUSTIC SIGNAL

摘要

Dispensing device (1) provided with an additive (2) for dispensing a dose of an additive to a liquid that is flowing in a pipe, and this device (1) is provided with fastening means to fasten the housing (6) to a water pipe, whereby the dispensing device (1) is provided with audio means (11) that are blocked by the presence of the. additive (2) itself and are unblocked when the additive (2) is entirely or almost entirely consumed and the audio means (11) generate sound in the unblocked state in a mechanical way under the influence of the liquid flow.