Household washing machine, in particular a dishwasher, comprising an improved upper hydraulic circuit

摘要

The invention relates to a washing machine, in particular a dishwasher, of the type comprising a wash tub (10), a liquid supply duct (11) connected to a hydraulic outlet (70) located on a wall of said tub (10), and at least one upper rack (20) associated with an upper hydraulic circuit which comprises:
- a sprayer (30) made of plastic material;
- a tubular element (40) comprising a first end (41) and a second end (42);
- connection means (50) providing the hydraulic and mechanic connections between said first end (41) of the tubular element (40) and said sprayer (30); and
- a linking device (60) adapted to engage into said hydraulic outlet (70).

The invention is mainly characterized in that said linking device (60) comprises fins (66) adapted to be coupled to at least one rib (74) being present on the hydraulic outlet (70).