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:
May. 10, 2011
Filed:
Sep. 24, 2007
David Chambon, Batiment les Pins 5, FR;
David Chambon, Batiment les Pins 5, FR;
Areva T&D SA, Paris, FR;
Abstract
Checking apparatus for checking operation of a densimeter for medium-voltage or high-voltage equipment having metal casing () that is filled with a dielectric gas under pressure; the apparatus comprises a closed chamber () suitable for being put into communication with an internal space () of the casing (), and isolation means () for isolating the chamber () in gastight manner from the internal space (), in which apparatus said closed chamber () has a volume that can be caused to vary, and in which apparatus the densimeter is suitable for detecting at least one pressure threshold in said chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile