US 11,654,540 B2
Powered fastener driver
Casey D. Garces, Milwaukee, WI (US); Mitchell T. Neuhoff, Waukesha, WI (US); Jacob N. Zimmerman, Pewaukee, WI (US); Christopher J. VanAckeren, Waukesha, WI (US); Grace Whitmore, Palatine, IL (US); Marcus Wechselberger, Milwaukee, WI (US); and Jason M. Julius, Waukesha, WI (US)
Assigned to MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed by MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed on Apr. 27, 2022, as Appl. No. 17/730,254.
Application 17/730,254 is a continuation of application No. 17/214,002, filed on Mar. 26, 2021.
Claims priority of provisional application 63/129,737, filed on Dec. 23, 2020.
Claims priority of provisional application 63/042,211, filed on Jun. 22, 2020.
Claims priority of provisional application 63/000,722, filed on Mar. 27, 2020.
Prior Publication US 2022/0250222 A1, Aug. 11, 2022
Int. Cl. B25C 1/04 (2006.01); B25C 1/00 (2006.01)
CPC B25C 1/047 (2013.01) [B25C 1/008 (2013.01); B25C 1/043 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A fastener driver comprising:
a cylinder;
a moveable piston positioned within the cylinder;
a driver blade attached to the piston and movable therewith between a top-dead-center position and a bottom-dead-center position, the driver blade defining a driving axis, the driver blade including
a body having a first side and an opposite, second side with the driving axis passing therebetween,
a plurality of teeth extending from the first side of the body and defining a first plane, and
a plurality of projections extending from the second side of the body, wherein the body and the projections are bisected by a second plane; and
a lifter operable to move the driver blade from the bottom-dead-center position toward the top-dead-center position, the lifter configured to engage with the teeth of the driver blade when moving the driver blade from the bottom-dead-center position to the top-dead-center position,
wherein the first plane is oriented at an oblique angle relative to the second plane.