Title:
METHOD OF OBTAINING A COOKING VESSEL WITH A HEAT-DIFFUSING BOTTOM AND CULINARY ARTICLE OR ELECTRICAL COOKING APPARATUS COMPRISING SUCH A COOKING VESSEL
Document Type and Number:
WIPO Patent Application WO/2011/073577
Kind Code:
A3
Abstract:
The invention relates to a method of obtaining a cooking vessel, comprising the following steps: a vessel (10) is produced by drawing an ordinary steel substrate (16); a nitrocarburizing treatment and an oxidizing treatment are carried out on said vessel (10), forming on the substrate (16) a nitrided intermediate layer (17) covered with an oxidized surface layer (18); the oxidized surface layer (18) is mechanically abraded on an outer surface of said vessel (10), the outer surface comprising at least a portion of the bottom (11) of the vessel (10); and a heat-diffusing element (20) made of aluminium is assembled by hot stamping on said outer surface. The invention also relates to a culinary article or an electrical cooking apparatus comprising a cooking vessel obtained according to the aforementioned method.
Inventors:
TUFFE STEPHANE (FR)
ALLEMAND SIMON (FR)
ALLEMAND SIMON (FR)
Application Number:
PCT/FR2010/052743
Publication Date:
August 11, 2011
Filing Date:
December 15, 2010
Export Citation:
Assignee:
SEB SA (FR)
TUFFE STEPHANE (FR)
ALLEMAND SIMON (FR)
TUFFE STEPHANE (FR)
ALLEMAND SIMON (FR)
International Classes:
A47J27/00; C23C8/58; A47J36/02
Foreign References:
| US20080118763A1 | 2008-05-22 | |||
| DE9111901U1 | 1991-11-07 | |||
| DE4305375A1 | 1994-08-25 |
Attorney, Agent or Firm:
CEMELI, Eric (Les 4 M - Chemin du Petit BoisBP 172, Ecully Cedex, FR)
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