| 摘要 |
FIELD: personal use articles.SUBSTANCE: device for oral care is proposed, having a visual indicator of expenditure. In one embodiment, the device comprises a housing, which container accommodates the composition with fluid for oral care and an indicator fluid, that have different colours, and has the ability to not mix with each other. The feeding element of the device is made of a capillary material, and the fluid for oral care and the indicator fluid are located in the container so that in expenditure of the first fluid in the container the second fluid is fed to the visible part of the feeding element by capillary action. In another embodiment of the device, the fluid for oral care has a first colour, the capillary material of the feeding element has a second colour, and a visible part of the feeding element has a first colour when fully soaked with fluid for oral care, and has a third colour when its expenditure, at that all colours are different from each other.EFFECT: dispensers for each of the claimed variants of devices and methods of providing visual indication of expenditure of fluid for oral care using the above devices are described.46 cl, 2 tbl, 14 dwg |
