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. 03, 2020
Filed:
Nov. 22, 2017
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Derek R. Hochstetler, Rockford, IL (US);
Ted A. Martin, Byron, IL (US);
Duane C. Johnson, Beloit, WI (US);
Glenn C. Lemmers, Jr., Loves Park, IL (US);
Diego Rocha, Rockford, IL (US);
Hamilton Sunstrand Corporation, Charlotte, NC (US);
Abstract
A rotor for a permanent magnet generator includes a rotor body extending between a first end and a second end, having a cylindrical bore and a plurality of flats on an outer peripheral surface. Permanent magnets are positioned at the flats. An outer ring surrounds the permanent magnets and defines an outer diameter. A ratio of the outer diameter to an axial length between the first and second ends is between 3.2 and 3.4. An integrated drive generator and a method are also disclosed.