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:
Jan. 15, 2019
Filed:
Apr. 09, 2013
Black & Decker Inc., Newark, DE (US);
Jason McRoberts, Windsor, PA (US);
Terry L. Turner, Oakland, MD (US);
Jennifer A. Resh, Baltimore, MD (US);
Timothy W. French, Jr., Hampstead, MD (US);
Black & Decker Inc., New Britain, CT (US);
Abstract
A power tool including a housing with an electric motor in the housing. The motor has a stator and an armature, the stator having field coils and the armature having an armature shaft on which a commutator is affixed. A pair of brush boxes are located in the housing on opposite sides of the commutator. An orbit mechanism coupled to the armature shaft and a platen is coupled to the orbit mechanism. The field coils comprise a first field coil facing a front of the sander and a second field coil facing a rear of the sander and the brush boxes are rotationally offset from the field coils with respect to a vertical axis of the sander.