Internal tank for domestic appliances, process of its manufacture and use

摘要

Inner containers for household devices in the form of a drum composed of an inner and an outer wall with a shear-resistant connection between the two walls, where both the inner and outer walls have been built up from a thermoplastic. The design of the novel inner container may also be such that the cavity between the inner and outer walls is filled with a filler. A particular thermoplastic used is polypropylene.