Patent ID: 8261581

Claim:
A dispenser of washing agents for a household washing machine, the dispenser comprising a dispenser body defined in which is a reservoir for a fluid substance that can be dispensed, the reservoir having a charging passage that can be engaged or that can be closed by a plug, between the plug and the charging passage there being operative sealing means, wherein the charging passage and the plug have means for mutual coupling configured for maintaining, in a respective blocking condition, the plug in a position of fluid-tight sealing of the charging passage, the plug being manually operable for bringing the coupling means into a respective condition of release, in which the plug can be removed from the charging passage in order to enable introduction of the fluid substance into the reservoir, wherein operatively set between the dispenser body and the plug are connection means, provided for keeping the plug mechanically connected or constrained to the dispenser also following upon removal of the plug from the charging passage, wherein the plug has an upper portion and a lower portion, a sealing gasket being provided at said upper portion of the plug; wherein the charging passage has, at an upper region thereof, a sealing surface on which the sealing gasket of the plug rests when the means for mutual coupling are in the respective blocking condition, wherein the connection means comprise a hinge having a fixed hinge part and a movable hinge part, and a first engagement means on the plug and a second engagement means on the movable hinge part; wherein the fixed hinge part comprises a cavity which is defined under said sealing surface and is provided with at least one seat for hinge-pin means; wherein the movable hinge part comprises a movable member including a first portion and a second portion, said first portion having a first end region and a second end region opposite to each other, said hinge-pin means being provided at said first end region, said first end region being at least partially housed within said cavity when the means for mutual coupling are in the respective blocking condition.