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. 06, 2023
Filed:
Apr. 23, 2020
Black & Decker Inc., New Britain, CT (US);
John B. Fogle, White Hall, MD (US);
Dustin Jeffries, Baltimore, MD (US);
Michael R. Marjomaa, Mount Wolfe, PA (US);
Kevin L. Pulley, White Marsh, MD (US);
Vincent W. Zou, Lutherville-Timonium, MD (US);
Jarrett A. Dunston, Bel Air, MD (US);
David J. Smith, Columbia, MD (US);
Rene Thieme, Riesa, DE;
Tim Heimrich, Bad Camberg, DE;
Tobias Heep, Hadamar-Steinbach, DE;
Daniel Bernhart, Bad Camberg, DE;
Dieter Schmidtfrerick, Idstein, DE;
Black & Decker Inc., New Britain, CT (US);
Abstract
A brushless direct-current motor is provided includes an inner stator and an outer rotor. A rotor shaft extends through a stator core of the inner stator. A first end cap includes a radial back plate disposed on a first side of the stator and a front center opening through which the rotor shaft is supported via a front bearing. A second end cap includes an inner annular body extending axially inwardly and forming a rear center opening, an outer annular body, and a main body extending on a second side of the stator. The inner annular body includes a first portion that extends at least partially into an opening of the stator core and supports the rotor shaft via a rear bearing, and a second portion rearward of the first portion that received a rear end of the rotor shaft therein and houses a sensor board therein.