US 12,296,443 B2
Battery powered impact wrench
Warren A Seith, Bethlehem, PA (US); Justin T. Chellew, Bethlehem, PA (US); Nicholas Garibaldi, Princeton, NJ (US); Kevin M. Purdy, Westfield, NJ (US); Mark T. McClung, Andover, NJ (US); and Madan Kumar Mandal, Bangalore (IN)
Assigned to Ingersoll-Rand Industrial U.S., Inc., Davidson, NC (US)
Filed by Ingersoll-Rand Industrial U.S., Inc., Davidson, NC (US)
Filed on Nov. 29, 2023, as Appl. No. 18/522,948.
Application 18/522,948 is a continuation of application No. 16/599,325, filed on Oct. 11, 2019, granted, now 11,865,679.
Prior Publication US 2024/0091915 A1, Mar. 21, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. B25B 21/02 (2006.01); B25D 17/04 (2006.01); B25D 17/06 (2006.01); B25F 5/02 (2006.01)
CPC B25B 21/023 (2013.01) [B25D 17/04 (2013.01); B25D 17/06 (2013.01); B25F 5/02 (2013.01); B25D 2211/006 (2013.01); B25D 2211/06 (2013.01); B25D 2216/0007 (2013.01); B25D 2217/0015 (2013.01)] 20 Claims
OG exemplary drawing
 
13. An impact wrench, comprising:
a motor;
a motor housing having a motor opening, the motor opening defining an outer circumference of the motor;
a hammer comprising a first drive member rotatably driven by the motor;
an anvil comprising a second drive member, the first drive member of the hammer periodically engaging and disengaging the second drive member of the anvil such that the first and second drive members impact against each other;
a first battery dock for receiving a first battery for supplying power to the motor; and
a second battery dock for receiving a second battery for supplying power to the motor;
wherein the first battery dock and the second battery dock are disposed at opposite lateral sides of the impact wrench from each other and fully within an outer boundary of the motor opening.