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:
Feb. 27, 2001
Filed:
May. 13, 1998
Applicant:
Inventors:
Russell Wilson-Jones, Warwickshire, GB;
Steven John Horton, West Midlands, GB;
John Michael Ironside, Birmingham, GB;
Mark Anthony Wilkes, Birmingham, GB;
Michael Appleyard, Lancashire, GB;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
A02K 7/10 ;
U.S. Cl.
CPC ...
A02K 7/10 ;
Abstract
An electrical power-assisted steering system comprising a brushless electric motor which has a plurality of phase windings connected at a star point and in which a switching device such as a relay is provided in at least one phase of the motor, the switching device being movable between a closed position in which current is able to flow in the phase winding and an open position which prevents current flowing in the respective phase in the event of a fault.