Baths – closets – sinks – and spittoons – Wash receptacles
Patent
1997-07-18
1999-02-16
Walczak, David J.
Baths, closets, sinks, and spittoons
Wash receptacles
4660, A47K 104
Patent
active
058707832
ABSTRACT:
A kitchen sink with a frame and at least one basin are prefabricated as separate parts. For the connection between frame and basin(s), one of the two parts has undercut zones and the connection takes place through pressing the other part into an undercut zones mentioned, or into an interference fitting area.
REFERENCES:
patent: 2759196 (1956-08-01), Schuck
patent: 2784418 (1957-03-01), Luoman
patent: 3034150 (1962-05-01), Lyon
patent: 3196466 (1965-07-01), Lorenzo
patent: 3365732 (1968-01-01), Juergens et al.
patent: 3555577 (1971-01-01), Drain
Berchtold Fritz
Bolli Martin
Lanz Melchior
Ris Max
Stoll Elmar
Niro-Plan AG
Walczak David J.
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