Invention Grant
- Patent Title: Reduction of shaft voltage
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Application No.: US17450077Application Date: 2021-10-06
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Publication No.: US11863027B2Publication Date: 2024-01-02
- Inventor: Kari Tikkanen
- Applicant: ABB Schweiz AG
- Applicant Address: CH Baden
- Assignee: ABB Schweiz AG
- Current Assignee: ABB Schweiz AG
- Current Assignee Address: CH Baden
- Agency: Whitmyer IP Group LLC
- Main IPC: H02K11/00
- IPC: H02K11/00 ; H02K15/00 ; H02K11/40 ; H02P27/04

Abstract:
A rotating electrical machine and a method of manufacturing a rotating electrical machine. The machine including a machine frame, a rotor, a shaft attached to the rotor and bearings supporting the shaft and the rotor in the machine frame. The rotating electrical machine includes further an electrically conducting member having a hole, the electrically conducting member being attached to the frame such that the shaft extends through the hole.
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