Patent ID: 6705309
Filing Date: 2004-03-16
Classification: A47J,B65D,F25D

Abstract:
A self-heating or self-cooling container having a tubular peripheral wall within which an internal cavity is defined, a first end member closing one end of the internal cavity, and a second end member closing the other end of the cavity, wherein a heating or cooling mechanism is supported by or incorporated within the peripheral wall, the container further comprising a sleeve arranged externally around at least part of the peripheral wall, and the container being arranged and constructed such that vapour generated by said heating or cooling mechanism is guided between the sleeve and said peripheral wall, wherein the internal cavity is for receiving the contents of the container, wherein the second end member comprises a base member which is indented to define an external cavity which extends within the peripheral wall but is separated from the internal cavity, and wherein said second end member further comprises a closure of said external cavity, said closure having operating means to actuate said heating or cooling mechanism and wherein said sleeve has a layered or laminated construction, a layer of an absorbent material defining the internal surface of the sleeve, and a layer of an impermeable material defining the external surface of the sleeve.