US Patent 11271459 Rotor manufacturing method
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Patent abstract
A rotor manufacturing method that includes stacking a plurality of electromagnetic steel sheets; and welding the plurality of electromagnetic steel sheets by moving a welding head relative to the plurality of electromagnetic steel sheets that are stacked in a state in which the welding head is inclined at a predetermined angle with respect to a stacking surface of the electromagnetic steel sheets so that a molten portion passes through at least one of the electromagnetic steel sheets.
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Patent Inventor Names
Hideharu Ushida0
Yoshihito Nagai0
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Official Website
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Patent Number
112714590
Date of Patent
March 8, 2022
0Patent Application Number
160802490
Date Filed
March 28, 2017
0Official Website
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US Patent 11271459 Rotor manufacturing method
Infobox
Is a
Patent jurisdiction
Patent number
11271459
Date of patent
March 8, 2022
Patent application number
16080249
Date Filed
March 28, 2017
Patent citations
Patent primary examiner
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