US 12,263,563 B2
Compact impact tool
Joseph T. Lottes-Paukner, Sussex, WI (US); Jacob P. Schneider, Cedarburg, WI (US); Mackenzie J. Nick, Theresa, WI (US); Kentez L. Craig, Theresa, WI (US); Evan Brown, Milwaukee, WI (US); Joseph J. Drees, Milwaukee, WI (US); and Benjamin J. Skelton, Milwaukee, WI (US)
Assigned to MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed by MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed on Jun. 16, 2023, as Appl. No. 18/210,720.
Claims priority of provisional application 63/352,671, filed on Jun. 16, 2022.
Prior Publication US 2023/0405775 A1, Dec. 21, 2023
Int. Cl. B25B 21/02 (2006.01); B25F 5/00 (2006.01)
CPC B25B 21/02 (2013.01) [B25F 5/006 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A power tool comprising:
a housing having a first housing portion and a second housing portion coupled to the first housing portion;
a motor directly mounted within the housing between the first and second housing portions and including an output shaft, the output shaft defining an axis;
a gear assembly supported within the housing and operably coupled to the motor, the gear assembly including a ring gear directly supported by the first and second housing portions, a pinion gear coupled for co-rotation with the output shaft, and a plurality of planet gears meshed with the pinion gear and the ring gear; and
a drive assembly operably coupled to the gear assembly, the drive assembly including a camshaft, an anvil, a hammer configured to reciprocate along the camshaft to impart rotational impacts to the anvil in response to rotation of the camshaft, and a spring biasing the hammer towards the anvil,
wherein the ring gear includes a plurality of lugs engaged with the first housing portion and the second housing portion to rotationally constrain the ring gear.