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:
May. 07, 2018
Filed:
Jun. 04, 2015
Black & Decker Inc., New Britain, CT (US);
Scott Rudolph, Aberdeen, MD (US);
Sankarshan Murthy, Mountain View, CA (US);
Daniel Puzio, Baltimore, MD (US);
Qiang Zhang, Lutherville, MD (US);
Aris Cleanthous, Baltimore, MD (US);
Mehdi Abolhassani, Houston, TX (US);
Ren H. Wang, Perry Hall, MD (US);
David Tomayko, Ellicott City, MD (US);
Black & Decker Inc., New Britian, CT (US);
Abstract
A power tool that includes a housing, a motor, a planetary transmission, a first bearing and a second bearing. The motor is disposed in the housing and includes an output shaft. The planetary transmission has a sun gear, a plurality of first planet gears, a first ring gear and a carrier. The sun gear is driven by the output shaft. The first planet gears are driven by the sun gear and have teeth that are meshingly engaged to teeth of the first ring gear. The carrier includes a rear carrier plate and a front carrier plate between which the first and second planet gears are received. The rear carrier plate includes a first bearing aperture. The first bearing is received in the first bearing aperture and is configured to support the output shaft. The second bearing is received onto the rear carrier plate to support the carrier relative to the housing.