US Patent 11915860 Laminated core and electric motor
Patent 11915860 was granted and assigned to Nippon Steel on February, 2024 by the United States Patent and Trademark Office.
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US Patent 11915860 Laminated core and electric motor
Article
Patent abstract
A laminated core includes a plurality of electrical steel sheets stacked on each other and coated with an insulation coating on both surfaces thereof, and an adhesion part provided between the electrical steel sheets adjacent to each other in a stacking direction and configured to adhere the electrical steel sheets to each other, wherein an adhesion area ratio of the electrical steel sheet by the adhesion part is 1% or more and 40% or less.
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazutoshi Takeda0
Ryu Hirayama0
Date of Patent
February 27, 2024
0Patent Application Number
172949550
Date Filed
December 17, 2019
0Patent Citations
Patent Primary Examiner
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