The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 25, 2000

Filed:

Oct. 16, 1998
Applicant:
Inventors:

Udo Wenning, Giengen, DE;

Jurgen Hirath, Heidenheim, DE;

Hans-Frieder Eberhardt, Giengen, DE;

Ulrich Wolf, Giengen, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47B / ;
U.S. Cl.
CPC ...
312400 ; 527881 ; 428 69 ;
Abstract

The heat insulation wall is a sandwich formed by two outer, at least substantially vacuum-tight, spaced-apart surface layers and a thermal insulation in between. The outer surface layers are connected to one another in vacuum-tight fashion by a connecting profile that extends along their contour. The connecting profile has an essentially U-shaped cross section and it is composed of a plurality of profile sections. The connecting profile and the surface layers together enclosing an evacuable space that is filled with the evacuable thermal insulation material. The profile sections of the connecting profile include corner sections which enclose the corners of the heat insulation wall in one-piece form.


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