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:
Nov. 20, 2012
Filed:
Mar. 21, 2011
Ilario Scian, Cordenons, IT;
Thomas Fogelberg, Ludvika, SE;
Ilario Scian, Cordenons, IT;
Thomas Fogelberg, Ludvika, SE;
ABB Technology AG, Zürich, CH;
Abstract
An exemplary transformer assembly as disclosed herein includes an electrical transformer having a transformer tank and a housing inside which the transformer tank is accommodated. The space between the transformer tank and the housing contains a gaseous atmosphere. The level of oxygen of the gaseous atmosphere inside the space is regulated below or equal to a first predefined threshold at a first status of the electrical transformer and equal to or above a second predefined threshold at a second status of the electrical transformer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile