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.
Patent No.:
Date of Patent:
Sep. 24, 1991
Filed:
Jul. 10, 1986
Applicant:
Inventor:
Dieter Hasenauer, Weinheim, DE;
Assignee:
Brown, Boveri & Cie AG, Mannheim-Kafertal, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429120 ; 429163 ; 220 721 ;
Abstract
Thermal insulation with a double walled housing in which the space between the housing walls is evacuated and filled with insulating material and feedthroughs are provided between the interior of the housing and the outer area. The closure area of the housing is free of feedthroughs, and each boundary wall of each feedthrough is mechanically extended and connected vacuum tight to the housing walls.