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. 16, 2014
Filed:
May. 20, 2011
Anik Roy Trudel, Montreal, CA;
Mariana Barbulescu, Dollard-des-Ormeaux, CA;
Yong NG Tong, Dollard-des-Ormeaux, CA;
Anik Roy Trudel, Montreal, CA;
Mariana Barbulescu, Dollard-des-Ormeaux, CA;
Yong Ng Tong, Dollard-des-Ormeaux, CA;
General Electric Company, Schenectady, NY (US);
Abstract
A fault gas alarm system is disclosed. In one embodiment, the fault gas alarm system includes: a gas sensor configured to fluidly connect with an oil valve in an oil-filled vacuum-type on-load tap changer (OLTC), the gas sensor for monitoring a gas level in an oil within the oil valve; and a bi-level alarm system electrically connected with the gas sensor, the bi-level alarm system including a visual alarm indicator configured to provide a visual alarm in response to receiving an indication the gas level in the oil exceeds a threshold.