US 12,280,474 B2
Impact tool with a multi-piece anvil assembly
Kyle A. Marten, Plymouth, WI (US)
Assigned to MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed by MILWAUKEE ELECTRIC TOOL CORPORATION, Brookfield, WI (US)
Filed on Jun. 7, 2024, as Appl. No. 18/737,477.
Application 18/737,477 is a continuation of application No. PCT/US2022/052101, filed on Dec. 7, 2022.
Claims priority of provisional application 63/286,870, filed on Dec. 7, 2021.
Prior Publication US 2024/0316732 A1, Sep. 26, 2024
Int. Cl. B25B 21/02 (2006.01)
CPC B25B 21/026 (2013.01) 17 Claims
OG exemplary drawing
 
1. An impact tool comprising:
a housing;
a motor supported within the housing; and
a drive assembly supported within the housing and configured to convert a constant rotational force provided by the motor into a striking rotational force, the drive assembly including an anvil assembly and a hammer configured to deliver the striking rotational force to the anvil assembly,
wherein the anvil assembly includes
a plurality of interchangeable drive members, each drive member of the plurality of interchangeable drive members having a shaft portion and a head portion extending from the shaft portion and configured for coupling to a tool element, and
an anvil member having a bore configured to receive the shaft portion of a selected drive member of the plurality of interchangeable drive members,
wherein the bore and the shaft portion include cooperating spline patterns such that the selected drive member is coupled for co-rotation with the anvil member when received in the bore of the anvil member.