US 12,451,778 B2
Systems and methods for refurbishment of motor generators
Nicholas J Bankus, Poulsbo, WA (US); Joel S Galles, Poulsbo, WA (US); Alexander R. N. Read, Bremerton, WA (US); and Derek L Mikesell, Silverdale, WA (US)
Assigned to The United States of America as represented by the Secretary of the Navy, Keyport, WA (US)
Appl. No. 18/565,078
Filed by The United States of America as represented by the Secretary of the Navy, Keyport, WA (US)
PCT Filed Nov. 28, 2023, PCT No. PCT/US2023/081446
§ 371(c)(1), (2) Date Nov. 28, 2023,
PCT Pub. No. WO2024/118669, PCT Pub. Date Jun. 6, 2024.
Claims priority of provisional application 63/428,395, filed on Nov. 28, 2022.
Prior Publication US 2025/0279707 A1, Sep. 4, 2025
Int. Cl. H02K 15/50 (2025.01); B23P 6/00 (2006.01)
CPC H02K 15/50 (2025.01) [B23P 6/00 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A method for using a system, comprising the steps of:
removing, via an undercutting device, material from a portion of a rotating member;
polishing, via a stoning device, the portion of the rotating member; and,
deburring, via a chamfering device, the portion of the rotating member;
wherein the removing step comprises undercutting dielectric material located on commutator slot surfaces between commutator bars, wherein the rotating member is a commutator comprising the commutator bars, and the portion of the rotating member comprises the commutator slot surfaces between the commutator bars.