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:
Oct. 01, 1996
Filed:
May. 02, 1994
Applicant:
Inventors:
John L Ayres, Cicero, IN (US);
Richard M Bendert, Pendleton, IN (US);
Dell A Crouch, Jr, Noblesville, IN (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
320 14 ; 320 23 ;
Abstract
A two part battery recharge method first introduces stepped charge current to the battery to restore a majority of energy to a deeply discharged battery. Thereafter, relatively low frequency periodic charge currents and discharge currents interspersed with relaxation periods are introduced to the battery to effectuate efficient energy restoral and increased cycle life of the battery.