Metal deforming – With 'coating' of work
Patent
1985-07-16
1986-08-26
Combs, E. Michael
Metal deforming
With 'coating' of work
29424, 295272, B21D 2200, B21D 5300
Patent
active
046075127
ABSTRACT:
A process for manufacturing a cooking vessel is disclosed wherein a vessel is formed by applying an enamel coating to a central part of a flat metal disc blank, the enamel coating is baked, a non-stick coating based on a fluorinated polymer is applied to both faces of the enamelled disc blank, the disc blank is deep-drawn into a desired vessel shape having a flat bottom and a side wall, and the non-stick coating covering the enamelled part of the vessel is then removed.
REFERENCES:
patent: 3008601 (1961-11-01), Cahne
patent: 3523817 (1970-08-01), Reiss
patent: 3593702 (1971-07-01), Zigomalas
patent: 3909591 (1975-09-01), Ulam
patent: 3930806 (1976-01-01), Racz
Combs E. Michael
Seb S.A.
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