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:
Jun. 13, 2000
Filed:
Feb. 17, 1999
Applicant:
Inventors:
Paul S White, Ellicott City, MD (US);
Christopher R Walter, Baltimore, MD (US);
Michael P Kunz, Hampstead, MD (US);
Edward A Harrison, Abingdon, MD (US);
Assignee:
Black & Decker Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J / ; H01B / ;
U.S. Cl.
CPC ...
320114 ; 320113 ; 320107 ; 439222 ; 439135 ;
Abstract
A power pack charging system includes a one-way compatible charger arrangement for use with multiple power pack types. In another aspect of the present invention, both of the power pack types can be used in a first charger but only one of the power pack types can be charged in a second charger.