Wash tub of plastics material for clothes washing machines
AssigneeIndustrie Zanussi S.p.A.
InventorDino Munini
Life of this patent
Estimating the term…
Abstract
A wash tub for a front loading clothes washing machine of domestic type is made in a single body, preferably by injection moulding of plastics material. The tub is provided with a cylindrical band having at least two portions of different diameter. In the area of the region where the band changes in diameter, an annular stiffening rib is provided having seats for locking the suspension members of the tub. The rear portion includes in one piece box-like housings, or at least a bracket, capable of being filled with counterweight material or fixed to added ballast masses, respectively.
Claims6
A wash tub for use with a domestic clothes washing machine of the front loading type, said wash tub comprising a single and integral body formed of plastic material, said body comprising:
- a cylindrical member including a front cylindrical portion and a rear cylindrical portion having a diameter smaller than that of said front cylindrical portion, said cylindrical member including means for supporting ballast masses and means for supporting a drive member for a wash drum of a clothes washing machine, and said cylindrical member having therein inlet and discharge apertures for a washing liquid;
- a rear wall integral with said rear cylindrical portion and closing a rear end of said cylindrical member, said rear wall including an integral hub for housing bearings for supporting a shaft of the wash drum;
- and
- said cylindrical member having extending outwardly therefrom, at an area of juncture between said front and rear cylindrical portions, an integral annular rib having integral transversely extending stiffening elements and including seats for locking attachment to suspension members to be used for suspending an assembly of said wash tub and the wash drum.
Dependencies are inferred from the claim text.