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:
Jun. 26, 2012
Filed:
Jan. 07, 2009
Applicants:
Albert Roc, Pittsburgh, PA (US);
Peter Willard Hammond, Greensburg, PA (US);
Inventors:
Albert Roc, Pittsburgh, PA (US);
Peter Willard Hammond, Greensburg, PA (US);
Assignee:
Siemens Industry, Inc., Alpharetta, GA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/30 (2006.01); H01F 27/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A signal isolating transformer may be arranged such that a first coil of the signal isolating transformer is located in a medium voltage compartment and a second coil of the signal isolating transformer is located external to the medium voltage compartment. The transformer spans an opening defined by a grounded wall to isolate faults in the medium voltage compartment.