Invention Grant
- Patent Title: Electrical apparatus and methods for forming an electrical machine and an electrical apparatus
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Application No.: US16032897Application Date: 2018-07-11
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Publication No.: US11183907B2Publication Date: 2021-11-23
- Inventor: Chenjie Lin , Sheng Zhong , Jing Xu
- Applicant: ABB Schweiz AG
- Applicant Address: CH Baden
- Assignee: ABB Schweiz AG
- Current Assignee: ABB Schweiz AG
- Current Assignee Address: CH Baden
- Agency: Leydig, Voit & Mayer, Ltd.
- Main IPC: H02K1/20
- IPC: H02K1/20 ; H02K9/19 ; H02K5/20 ; H02K15/03 ; H02K9/197 ; H02K9/193 ; H02K15/12 ; H02K15/10
Abstract:
A method for manufacturing an electrical machine includes forming a plurality of laminations for a stator or a rotor, each lamination including a cooling aperture; stacking the laminations together, the cooling apertures being aligned to form a cooling passage; securing the stacked laminations together; and sealing the laminations together at at least one desired location by applying metal plating to the stacked and secured laminations at the at least one desired location.
Public/Granted literature
- US20200021175A1 ELECTRICAL APPARATUS AND METHODS FOR FORMING AN ELECTRICAL MACHINE AND AN ELECTRICAL APPARATUS Public/Granted day:2020-01-16
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