- 专利标题: Magnetic substance holding device minimalizing residual magnetism
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申请号: US14630316申请日: 2015-02-24
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公开(公告)号: US09659699B2公开(公告)日: 2017-05-23
- 发明人: Tae Kwang Choi
- 申请人: Tae Kwang Choi
- 代理机构: AEON Law
- 代理商 Adam L. K. Philipp; Manasi Vakil
- 优先权: KR10-2014-0042044 20140408
- 主分类号: H01F7/20
- IPC分类号: H01F7/20 ; H01F3/00 ; H01F7/06 ; H01F7/04
摘要:
Disclosed herein is a magnetic substance holding device that minimizes residual magnetism by way of employing structures for minimizing reluctance to magnetic flux flow.
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