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:
Mar. 31, 2020
Filed:
Oct. 27, 2016
Black & Decker Inc., New Britain, CT (US);
Andrew M. Palich, Ellicott City, MD (US);
Michael R. Marjomaa, Mount Wolfe, PA (US);
Kevin L. Pulley, White Marsh, MD (US);
David J. Smith, Columbia, MD (US);
Dennis A. Bush, Dillsburg, PA (US);
Mark T. Cherry, White Marsh, MD (US);
Scott Eshlemann, Timonium, MD (US);
Tal Gottesman, Parkville, MD (US);
Black & Decker Inc., New Britain, CT (US);
Abstract
A power tool is provided including a tool housing; at least one battery receptacle accommodated on the tool housing, the battery receptacle being adapted to receive a battery pack having a maximum voltage of at least 60 volts; and a brushless DC (BLDC) motor disposed within the tool housing, the motor including a stator assembly and a rotor assembly rotatably disposed within the stator assembly. A motor control and power module is disposed in close proximity to the motor, including a power switch circuit electrically coupled to the motor and a first controller configured to control a switching operation of the power switch circuit for supply of power from the battery pack to the motor. A battery management control module is disposed in close proximity to the battery receptacle, including a second controller distinct from the first controller, the second controller configured to manage an operation of the battery pack.