Patent ID: 7104413

Claim:
A double walled fluid holding vessel, comprising: a metallic lining having a wall and a bottom configured for holding a fluid; a ceramic shell consisting of fired nonmetallic mineral material and having a shell wall provided substantially about said metallic lining; a separate metallic base member that is provided at a base region of said vessel and fixedly secured to at least one of said ceramic shell or metallic lining, wherein said metallic lining and said metallic base member are made of one or more metallic materials from the group of metallic materials consisting of stainless steel, aluminum, titanium, tin, and alloys thereof; and a seal member provided at a top region of said vessel that forms an air and water tight seal between said lining and said shell; wherein said lining and shell are spaced so as to define a gap therebetween that provides a thermal insulative function; wherein said lining includes a lip member that extends at least in part over a top edge of said shell; and wherein said metallic lining is configured in a manner that does not include coupling to an induction heating electrode.