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:
Jul. 24, 2018
Filed:
Aug. 13, 2015
Applicant:
Borgwarner Inc., Auburn Hills, MI (US);
Inventors:
Philip J. Mott, Dryden, NY (US);
Miguel Raimao, Colorado Springs, CO (US);
Assignee:
BorgWarner Inc., Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 7/18 (2006.01); H01F 7/06 (2006.01); H01F 7/121 (2006.01); H01F 7/16 (2006.01); F16K 31/06 (2006.01);
U.S. Cl.
CPC ...
H01F 7/1811 (2013.01); H01F 7/064 (2013.01); H01F 7/121 (2013.01); H01F 7/1607 (2013.01); H01F 7/1816 (2013.01); F16K 31/0675 (2013.01);
Abstract
A solenoid is latched in an energized position by a residual magnetic field established by a pulse of current. A degaussing current is selectively applied from a capacitor to unlatch the solenoid. Fail-safe return to the de-energized position occurs when the supply of power is lost.