US 12,440,954 B2
Impact tool with split anvil
Ryan S. Amend, Bethlehem, PA (US); and Edward C. Eardley, Easton, PA (US)
Assigned to Ingersoll-Rand Industrial U.S., Inc., Davidson, NC (US)
Filed by Ingersoll-Rand Industrial U.S., Inc., Davidson, NC (US)
Filed on Aug. 29, 2023, as Appl. No. 18/239,362.
Application 18/239,362 is a continuation in part of application No. 29/889,234, filed on Apr. 10, 2023.
Claims priority of provisional application 63/404,063, filed on Sep. 6, 2022.
Prior Publication US 2024/0075604 A1, Mar. 7, 2024
Int. Cl. B25D 17/06 (2006.01); B25B 21/02 (2006.01)
CPC B25D 17/06 (2013.01) [B25B 21/02 (2013.01); B25D 2217/0015 (2013.01); B25D 2250/105 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An impact tool comprising:
a housing having a front end and a rear end and defining an axis extending between the front end and the rear end, the housing configured to house a drive mechanism;
a hammer having at least one hammer jaw, the hammer configured to be driven by the drive mechanism about the axis;
a split anvil assembly including:
an internal anvil portion disposed inside the housing, the internal anvil portion defining at least one anvil jaw and an internal anvil portion cavity, the at least one anvil jaw configured to periodically engage with the at least one hammer jaw to rotate the internal anvil portion about the axis; and
an external anvil portion configured to be removably received within the internal anvil portion cavity and to engage with the internal anvil portion so that the external anvil portion rotates with the internal anvil portion; and
a bushing configured to hold the internal anvil portion in the housing;
wherein the external anvil portion includes a retractable pin configured to secure the external anvil portion to the internal anvil portion and where the internal anvil portion and the bushing include a respective access port, the retractable pin configured to be accessible through the bushing access port and engage with the internal anvil portion access port to lock the external anvil portion with respect to the internal anvil portion.