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:
Dec. 16, 2008
Filed:
Jul. 12, 2004
Edith Kliman, Legal Representative, Niskayuna, NY (US);
Ralph James Carl, Jr., Clifton Park, NY (US);
Manoj Ramprasad Shah, Latham, NY (US);
Sang-bin Lee, Schenectady, NY (US);
Edith Kliman, legal representative, Niskayuna, NY (US);
Ralph James Carl, Jr., Clifton Park, NY (US);
Manoj Ramprasad Shah, Latham, NY (US);
Sang-Bin Lee, Schenectady, NY (US);
General Electric Company, Niskayuna, NY (US);
Abstract
An aspect of the invention is directed to a variable sensor head for use in multiple electric machines with varying slot openings comprising a ferromagnetic core; a first adjustable portion and a second adjustable portion positioned in communication with the ferromagnetic core wherein the first adjustable portion and the second adjustable portion are adjusted to fit between a plurality of slot openings of varying widths between a pair of lamination teeth of an electric machine. According to another embodiment, the first and second adjustable portions are sliding portions where the sliding portions may be spring biased to provide a close fit between the pair of lamination teeth. According to another embodiment, the first and second adjustable portions are adjustable screws. According to another embodiment, the first adjustable portion is a plurality of nested steel sheets providing a spring biased tension and the second adjustable portion is in communication with the plurality of nested steel sheets for contacting one of the pair of lamination teeth. According to another embodiment, a ferromagnetic core comprises an adjustable portion including a plurality of corrugated laminations creating a plurality of nested wavy springs.