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:
Feb. 14, 2023
Filed:
Apr. 13, 2022
Milwaukee Electric Tool Corporation, Brookfield, WI (US);
David A. Bierdeman, New Berlin, WI (US);
Troy C. Thorson, Cedarburg, WI (US);
Jacob P. Schneider, Cedarburg, WI (US);
Mackenzie J. Nick, Fond du Lac, WI (US);
Nathan Bandy, Wauwatosa, WI (US);
Travis W. Leathrum, Milwaukee, WI (US);
Mitchell T. Neuhoff, Waukesha, WI (US);
Mark C. Hughes, Waukesha, WI (US);
David C. Graf, Greendale, WI (US);
Marcus Wechselberger, Milwaukee, WI (US);
Leonard F. Mikat-Stevens, Milwaukee, WI (US);
Jacob N. Zimmerman, Pewaukee, WI (US);
Jason M. Julius, Waukesha, WI (US);
Rosalie C. Phillips, Milwaukee, WI (US);
Beth E. Cholst, Wauwatosa, WI (US);
MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US);
Abstract
A powered fastener driver includes a driver blade movable from a top-dead-center position to a bottom-dead-center position for driving a fastener into a workpiece, a drive unit for providing torque to move the driver blade toward the top-dead-center position, and a rotary lifter engageable with the driver blade. The rotary lifter having a body and a drive pin coupled to the body. A roller is rotatably coupled to the drive pin and includes a non-cylindrical outer peripheral surface defining a plurality of engagement sections. A tooth of the driver blade is configured to engage one of the engagement sections when moving the driver blade from the bottom-dead-center position toward the top-dead-center position.