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, 1998
Filed:
Feb. 28, 1997
Frank A Lindberg, Baltimore, MD (US);
David L Schantz, Jr, Ellicott City, MD (US);
Brian H Smith, Arnold, MD (US);
Charles S Kerfoot, Pasadena, MD (US);
Joseph J Springer, Bel Air, MD (US);
Patricia A O'Donnell, Davidsonville, MD (US);
James H DeOms, Glen Arm, MD (US);
Ronnie L Starling, Columbia, MD (US);
Michael J Ankrom, Baltimore, MD (US);
James L Munro, Severna Park, MD (US);
Geoffrey B Lansberry, Bowie, MD (US);
Beth A Herman, Columbia, MD (US);
William B Hall, Annapolis, MD (US);
Marshall G Jones, Joppa, MD (US);
William B Winkel, Bowie, MD (US);
Brian A DeAbreu, Bowie, MD (US);
Thomas C Underwood, Laurel, MD (US);
Todd M Zaranski, Baltimore, MD (US);
Aaron D Valdivia, Woodstock, MD (US);
Richard M Young, Millersville, MD (US);
Frank E Altoz, Baltimore, MD (US);
Ngon B Nguyen, Jessup, MD (US);
Eric L Mohler, Annapolis, MD (US);
Northrop Grumman Corporation, Los Angeles, CA (US);
Abstract
An electric vehicle propulsion system having a motor with first and second electrically isolated windings and a system control unit for controlling the motor, wherein the system control unit includes a first power bridge for driving the first windings and a second power bridge for driving the second windings.