METERING DEVICE WITH GRADUAL RELEASE AND SEALING OF HOUSEHOLD APPLIANCE Russian patent published in 2015 - IPC D06F39/02 

FIELD: personal use articles.

SUBSTANCE: metering device with a gradual release of at least one substance into the household appliance is proposed, comprising the presence of aqueous working fluid characterised in that it comprises a shell inside which there is a large number of doses of the said substances required for the corresponding large number of operation cycles of the said device. The said shell is at least partially formed by a material permeable to the said working fluid, and is capable to release at least a dose of the said substance in each cycle of the device operation. The substance comprises at least a substance agent active at washing, active at dishwashing or active at cleaning, from the group comprising surfactants, washing components, water softening agents, zeolites, silicates, polymers, carbonates, carboxylates, sulfonates, bleaches, bleaching activators, bleaching stabilisers, bleaching catalysts, washing co-components, alkalising agents, acidifying agents, redeposition inhibitors, dyes, flavouring agents, optical brighteners, UV filters, conditioners for fabric and means for rinsing.

EFFECT: improvement of the design.

13 cl, 17 dwg